Bolthole Index

Cavalier County, North Dakota

Building permits, zoning and land rules in Cavalier County, North Dakota

54Index Score / 100
#16 of 53 in North Dakota

Cavalier County, North Dakota requires a county building/development permit and zoning approval for a non-farm house, mobile home, accessory building, remodel or addition where county zoning applies; qualifying agricultural work is exempt, but setbacks still apply12. Municipalities and townships with their own zoning handle those land-use approvals instead, while Lake Region District Health Unit issues septic permits throughout Cavalier County34. We could not confirm a separate county building-code permit or general residential inspection program.

At a glance

Building permit
County building/development permit required for non-farm homes and additions where county zoning applies1
Zoning
Yes, outside municipal and township zoning jurisdictions35
Residential permit fee
No county fee for a residential or agricultural development permit6
Septic
Lake Region District Health Unit permit required for new systems and repairs47
RV living
Not confirmed for private land; ask the zoning administrator8
Tiny home
No specific county occupancy rule confirmed; ask the zoning administrator8
Owner-builder
No construction-permit exemption confirmed; a separate property-tax benefit may be available if locally adopted9

Who to call

Zoning

Cavalier County Planning & Zoning

County zoning and development-permit questions, including parcel jurisdiction and permitted land uses

(701) 256-2161

Septic permits

Lake Region District Health Unit

Permits for new onsite sewage treatment systems and repairs to existing systems in Cavalier County

(701) 662-7040

524 4th Ave NE #9, Devils Lake, ND 58301

Contact details are copied from each office’s official page and were checked against it on October 7, 2026.

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Do you need a building permit in Cavalier County, North Dakota?

A non-farm single-family home, mobile home, accessory building, remodel or addition needs a Cavalier County building/development permit and zoning approval when the parcel is under county zoning1. General agricultural activity—including farm dwellings, accessory buildings, agricultural buildings, nurseries and tree farms—does not need that county permit, but county setbacks still apply2. The county charges no fee for a residential or agricultural building/development permit6.

The county building/development permit is a land-use approval, not proof of a general construction-inspection program. North Dakota requires a local jurisdiction that elects to enforce a building code to adopt and enforce the state code10. We could not confirm that Cavalier County elected to do so or conducts general residential building inspections. Where a municipality or township has accepted zoning authority, that local jurisdiction handles its own building/development permit and zoning approval; Lake Region District Health Unit still issues the septic permit34.

Who issues building permits in Cavalier County?

We could not confirm a separate Cavalier County building department for rural residential work. Start with Cavalier County Planning & Zoning at (701) 256-2161 for the county building/development permit, zoning approval, parcel jurisdiction and land-use questions8. Municipalities and townships that have accepted zoning authority issue their own building or development approvals; Lake Region District Health Unit, not those zoning offices, issues septic permits for Cavalier County1112.

Conditional-use applications go to the Planning and Zoning Commission for a public hearing, with notice published before the hearing13. A building or structure covered by a county building/development permit cannot be occupied until the Planning and Zoning Administrator issues a Certificate of Compliance confirming conformity with the permit specifications14. The county calls this a Certificate of Compliance, not a certificate of occupancy, and the requirement does not establish a general construction-code inspection program14. Ask Planning & Zoning which inspections, if any, apply8.

Does Cavalier County have zoning?

Yes. Cavalier County zoning applies outside zoning jurisdiction accepted by municipalities and townships, while solid-waste disposal and incineration zoning applies throughout the county3. The county regulation places county-zoned land in an Agricultural District15. Local zoning varies because municipalities and several townships exercise their own jurisdiction, so verify which zoning office governs the parcel; septic permits remain with Lake Region District Health Unit54.

In the county Agricultural District, buildings must sit at least 160 feet from the centerline of a county road16. Subdivision requires a conditional-use permit, public hearing and $500 fee17. Building or construction within a floodway or floodplain also requires a county conditional-use permit where county zoning applies18. We could not confirm a general zoning minimum lot size, minimum dwelling size, building-height cap or lot-coverage limit; ask Cavalier County Planning & Zoning8.

How do septic permits work in Cavalier County?

Lake Region District Health Unit issues septic permits for new onsite sewage systems and repairs throughout Cavalier County, including addresses inside municipalities or township zoning jurisdictions47. Contact the health unit at (701) 662-7040 or visit 524 4th Ave NE #9, Devils Lake, ND 5830119. A person may not construct, alter, repair or extend a system before obtaining the septic permit; routine maintenance does not need one20. New installations require an inspection, while inspections of existing permitted systems are available on request2122.

Only about 25.7% of Cavalier County soils are rated without severe limitations for a conventional drain field, so begin septic review before fixing the homesite23. If underground dispersal is not feasible, the permitting authority may review an alternative collection or disposal method, but household wastewater must receive septic-tank or higher treatment before soil discharge24. A septic permit may be denied when public sewer is available within 200 feet of the property line unless the sewer authority documents that connection was denied20.

Can you live in an RV or tiny home on land in Cavalier County?

We could not confirm a general Cavalier County rule allowing or prohibiting long-term RV living, temporary camping or tiny-home occupancy on private land. County zoning requires a building/development permit and zoning approval for non-farm dwellings and mobile homes where county jurisdiction applies, so silence on RVs or tiny houses is not permission111. Ask Planning & Zoning how the proposed unit is classified and whether the county, a township or a municipality controls zoning for the parcel8.

A new manufactured home used as a residence in North Dakota must be installed by a state-licensed installer and inspected by a state-licensed inspector25. A mobile home also needs the county building/development permit where county zoning applies1. Lake Region District Health Unit issues the separate septic permit for any new onsite system or repair, regardless of which local government handles zoning47.

Building a home in Cavalier County: the steps, in order

  1. Call Cavalier County Planning & Zoning at (701) 256-2161 to identify whether county, township or municipal zoning governs the parcel83.
  2. Apply to the governing zoning office for the building/development permit and zoning approval; a non-farm house needs the county permit where county zoning applies, while qualifying agricultural activity is exempt but remains subject to setbacks12.
  3. Apply the county-road setback and obtain a conditional-use permit for floodplain construction where county zoning governs1618.
  4. Obtain the separate septic permit from Lake Region District Health Unit before installing or repairing the system420.
  5. Ask the zoning office whether building-code inspections apply; we could not confirm a general county inspection program8.
  6. Have the septic installation inspected21.
  7. Before occupancy, obtain the county Certificate of Compliance for work covered by a county building/development permit14.

What should you check before buying land in Cavalier County?

Confirm jurisdiction first: Cavalier County issues building/development permits and zoning approval where county zoning applies, while municipalities and townships with accepted zoning authority handle those approvals themselves35. Lake Region District Health Unit remains the septic-permit authority throughout Cavalier County4. Check the county-road setback before choosing a homesite, and budget for a conditional-use permit if the project is in a floodway or floodplain under county zoning1618.

Septic feasibility deserves early review because only about 25.7% of county soils are rated without severe limits for a conventional drain field23. A water-appropriation permit applies to irrigation of 5 acres or more and domestic or livestock use above 12.5 acre-feet per year26. We could not confirm a general permit requirement for an ordinary private domestic well below those thresholds. The effective property-tax rate is about 1.2%, with a median annual bill near $1,5242728.

Watch-outs

  • Cavalier County's agricultural building/development-permit exemption does not remove the Agricultural District road setback216.
  • A building covered by a county building/development permit needs a Certificate of Compliance before occupancy14.
  • Cavalier County has not confirmed general building inspections, a construction-permit exemption for owner-builders, private-land RV living or a tiny-home occupancy rule; ask Planning & Zoning before treating any of those points as settled8.

Sources

  1. Cavalier County Zoning Regulations, quoted and re-checked
  2. Cavalier County Zoning Regulations, quoted and re-checked
  3. Cavalier County Zoning Regulations, quoted and re-checked
  4. Environmental Health | Lake Region District Health Unit, quoted and re-checked
  5. Zoning – Cavalier County, quoted and re-checked
  6. Cavalier County Zoning Regulations, quoted and re-checked
  7. Environmental Health | Lake Region District Health Unit, quoted and re-checked
  8. Cavalier County Planning & Zoning (cavaliercounty.us)
  9. Property Tax Exemption for Builders of Certain New Single Family Residential Properties (North Dakota statewide rule), quoted and re-checked
  10. Building Codes | North Dakota Department of Commerce, quoted and re-checked
  11. Cavalier County Zoning Regulations, quoted and re-checked
  12. On-Site Wastewater Treatment Systems, quoted and re-checked
  13. Cavalier County Zoning Regulations, quoted and re-checked
  14. Cavalier County Zoning Regulations, quoted and re-checked
  15. Cavalier County Zoning Regulations, quoted and re-checked
  16. Cavalier County Zoning Regulations, quoted and re-checked
  17. Cavalier County Zoning Regulations, quoted and re-checked
  18. Cavalier County Zoning Regulations, quoted and re-checked
  19. Lake Region District Health Unit (lrdhu.com)
  20. North Dakota Administrative Code, Chapter 33.1-21-01, Onsite Wastewater Treatment Systems, quoted and re-checked
  21. North Dakota Administrative Code, Chapter 33.1-21-01, Onsite Wastewater Treatment Systems, quoted and re-checked
  22. Environmental Health | Lake Region District Health Unit, quoted and re-checked
  23. Share of soils USDA rates "not limited" for a conventional septic drain field (SSURGO). A strict rating: the median county is about 6% and a tenth of counties are 0%, so a low figure means most lots need a site evaluation or an engineered system, not that septic is impossible. Cite it only with that caveat: Bolthole Index county data
  24. North Dakota Administrative Code, Chapter 33.1-21-01, Onsite Wastewater Treatment Systems, quoted and re-checked
  25. Manufactured Home Installation Program (North Dakota statewide rule), quoted and re-checked
  26. North Dakota Department of Water Resources Water Permits, quoted and re-checked
  27. Effective property tax rate: Bolthole Index county data
  28. Median property tax bill: Bolthole Index county data

Written October 7, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.

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Compared with neighboring counties

Unlike 4 of its 6 neighbors, Cavalier County requires a building permit only in limited cases.

RuleCavalier CountyTowner CountyRamsey CountyPembina CountyWalsh CountyRolette CountyNelson County
Building permitLimitedLimitedNot requiredNot requiredRequiredNot requiredLimited
County zoningYesYesNoYesYesYesYes
Septic permitsLRDHULake Region District Health UnitLRDHUND Dept. of Env. QualityCounty Health DistrictCounty Public Health DistrictNelson/Griggs District Health Unit

County locator

Cavalier County in North Dakota

54
County map
Cavalier County highlighted among the North Dakota counties · colored by Index score

How Cavalier County scores

Seclusion86100% ev.
Self-Sufficiency22100% ev.
Admin Boringness5590% ev.
Durability47100% ev.
Property Autonomy73100% ev.
Carry Cost8196% ev.

Evidence strength: 98%. This reports direct-source completeness and fallback use; it is separate from the score and is not a confidence interval. How it works →

$174kTypical home
1.2%Property tax
$2,507Land / acre
20.8"Annual rain
10.6% of yrsSevere drought
1.5 / yr (+1.4)Mid-century 100°F days
17.1 daysMid-century dry spell
1.3" (+7.2%)Mid-century 1-day rain
1.69×Wildfire change factor
100%Forward climate coverage
$1,682Home insurance / yr
0.7% / yrInsurance growth
0%Nonrenewal rate
single ZIP shrunk to state medianInsurance basis
75,944People within 2 hr
2,913Radius comparison (15 mi)
2.4People / sq mi
9.1%Federal land
95.9%Land at 15% slope or less
25.7%Soils rated "not limited" for septic (strict USDA rating)
244,527 acWorkable land screen
4.8%Wooded land
33.1 tonsBiomass / forest ac
37.7°FAvg temp

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Cities and towns in Cavalier County

Inside a city, town or township here, that government usually sets zoning and may issue its own building permits; the county’s rules above cover land outside them.

Alma Township · Alsen · Banner Township · Billings Township · Bruce Township · Byron Township · Calio · Calvin · Cypress Township · Dresden Township · Easby Township · East Alma Township · Elgin Township · Fremont Township · Glenila Township · Gordon Township · Grey Township · Hannah · Harvey Township · Hay Township · Henderson Township · Hope Township · Huron Township · Langdon · Langdon Township · Linden Township · Loam Township · Loma · Manilla Township · Milton · Minto Township · Montrose Township · Moscow Township · Mount Carmel Township · Munich · Nekoma · Nekoma Township · North Loma Township · North Olga Township · Osford Township · Osnabrock · Osnabrock Township · Perry Township · Sarles · Seivert Township · South Dresden Township · South Olga Township · Storlie Township · Trier Township · Wales · Waterloo Township · West Hope Township

Answers from the rulebook for Cavalier County

What the ordinances and state agencies actually say — one answer per question, each quoted from the official source and independently re-checked.

Cavalier County rules

  • Building permitLimited

    County zoning/building-development permits in county zoning jurisdiction.

    • General agricultural activities, including farm dwellings, accessory buildings, agricultural buildings, nurseries, and tree farms, require no permit under the regulation.
    • Single-family non-farm dwellings, mobile homes, accessory buildings, and remodeling/additions require a permit.
    • Other land uses or development not specifically listed as conditional uses require a permit.
    • Residential and agricultural building/development permits have no fee; industrial or commercial projects of $10 million or more are charged 0.5%; permits expire one year after issuance.

    residential or agricultural building permit fee: No fee required USD · industrial or commercial permit fee under $10 million: 0% · industrial or commercial permit fee at or above $10 million: 0.5% · permit validity: 1 year (from date of issuance)

    “No Permit Required a. General agricultural activities including farm dwellings, accessory buildings and agricultural buildings, nurseries and tree farms. Permit Required b. Single-family non-farm dwellings, mobile home and/or accessory buildings, and any remodeling/addition thereto. c. Any land use or development not specifically listed as requiring a conditional use permit.”
    2 more reviewed findings on this topic
    • Limited — Cavalier County zoning/development permits in areas subject to county zoning regulations.
      “No Permit Required a. General agricultural activities including farm dwellings, accessory buildings and agricultural buildings, nurseries and tree farms. Permit Required b. Single-family non-farm dwellings, mobile home and/or accessory buildings, and any remodeling/addition thereto.”
    • Limited — County zoning building/development permits in areas subject to Cavalier County zoning.
      “No Permit Required a. General agricultural activities including farm dwellings, accessory buildings and agricultural buildings, nurseries and tree farms. Permit Required b. Single-family non-farm dwellings, mobile home and/or accessory buildings, and any remodeling/addition thereto. c. Any land use or development not specifically listed as requiring a conditional use permit.”
  • Certificate of occupancyLimited

    Buildings or structures subject to a Cavalier County development permit.

    • The source calls the document a Certificate of Compliance, not a certificate of occupancy.
    • The certificate is required before occupancy and determines conformity with the specifications for which the development permit was issued.
    “No building or structure shall be occupied until a Certificate of Compliance shall have been issued by the Cavalier County Planning and Zoning Administrator for determining the conformity with the specification for which the development permit has been issued.”
    2 more reviewed findings on this topic
    • Required — Occupation of a building or structure for which a Cavalier County development permit was issued.
      “No building or structure shall be occupied until a Certificate of Compliance shall have been issued by the Cavalier County Planning and Zoning Administrator for determining the conformity with the specification for which the development permit has been issued.”
    • Required — Buildings and structures subject to a Cavalier County development permit.
      “No building or structure shall be occupied until a Certificate of Compliance shall have been issued by the Cavalier County Planning and Zoning Administrator for determining the conformity with the specification for which the development permit has been issued.”
  • County-wide zoningPresent

    Cavalier County zoning regulations.

    • The regulation is effective after notice, public hearing, and adoption by the County Board of Commissioners.
    • Municipal and township zoning jurisdictions are excluded from the county regulation; solid-waste disposal and incineration zoning affects the entire county.
    “The jurisdiction of this regulation shall apply to all areas of Cavalier County outside the zoning jurisdiction authority accepted by the municipalities and townships. Zoning regulations for solid waste disposal and incineration facilities affect the entire county.”
    3 more reviewed findings on this topic
    • Present — County zoning regulation applies outside municipal and township zoning jurisdictions; solid-waste disposal and incineration zoning applies throughout the county.
      “The jurisdiction of this regulation shall apply to all areas of Cavalier County outside the zoning jurisdiction authority accepted by the municipalities and townships. Zoning regulations for solid waste disposal and incineration facilities affect the entire county.”
    • Present — Cavalier County zoning outside municipal and township zoning jurisdictions.
      “The jurisdiction of this regulation shall apply to all areas of Cavalier County outside the zoning jurisdiction authority accepted by the municipalities and townships. Zoning regulations for solid waste disposal and incineration facilities affect the entire county.”
    • Present — County zoning regulations in areas outside zoning jurisdiction accepted by municipalities and townships.
      “The jurisdiction of this regulation shall apply to all areas of Cavalier County outside the zoning jurisdiction authority accepted by the municipalities and townships. Zoning regulations for solid waste disposal and incineration facilities affect the entire county.”
  • Local zoningVaries (with conditions)

    Aggregate of county, municipal, and township zoning jurisdiction in Cavalier County.

    • The county regulation excludes areas where municipalities or townships have accepted zoning jurisdiction.
    • The county website separately identifies fourteen zoned townships: Bruce, Elgin, Easby, Fremont, Hay, Hope, Langdon, Loam, Manilla, North Olga, Osford, Seivert, South Olga, and West Hope.
    “Zoned Townships Copies available at Cavalier County Recorder – (701) 256-2136 Bruce Elgin Easby Fremont Hay Hope Langdon Loam Manilla North Olga Osford Seivert South Olga West Hope”
    2 more reviewed findings on this topic
    • Varies (with conditions) — Aggregate local zoning across county-administered areas and municipalities/townships.
      “Zoned Townships [...] Bruce [...] Elgin [...] Easby [...] Fremont [...] Hay [...] Hope [...] Langdon [...] Loam [...] Manilla [...] North Olga [...] Osford [...] Seivert [...] South Olga [...] West Hope”
    • Varies — Aggregate zoning across Cavalier County, including county zoning and accepted municipal or township zoning jurisdictions.
      “Zoned Townships [...] Bruce [...] Elgin [...] Easby [...] Fremont [...] Hay [...] Hope [...] Langdon [...] Loam [...] Manilla [...] North Olga [...] Osford [...] Seivert [...] South Olga [...] West Hope”
  • Zoning districtsPublished

    Cavalier County zoning districts.

    • The 2026 regulation states that the entire county is currently zoned as an Agricultural District.
    • Municipal and township zoning jurisdictions may be accepted separately under the jurisdiction clause.
    “For the purpose of these zoning regulations, Cavalier County is at the current time zoned entirely as an Agricultural District. The attached Zoning Map indicates the entire county is zoned as an Agricultural District.”
    One more reviewed finding on this topic
    • Published — County zoning districts in Cavalier County zoning jurisdiction.
      “For the purpose of these zoning regulations, Cavalier County is at the current time zoned entirely as an Agricultural District. The attached Zoning Map indicates the entire county is zoned as an Agricultural District.”
  • SetbacksSpecified

    Buildings and specified structures in Cavalier County's Agricultural District.

    • Buildings must be at least 160 feet from the centerline of any county road.
    • Shelterbelts must be at least 250 feet from the centerline of any county road unless the County Commissioners grant specific permission.
    • Advertising signs and billboards must be at least 160 feet from the road centerline.
    • Towers must be at least the tower height and attachment height from a road right-of-way.

    building setback from county road centerline: >= 160 feet · shelterbelt setback from county road centerline: >= 250 feet (unless specific permission is granted by the County Commissioners) · sign setback from road centerline: >= 160 feet

    “All buildings, residential, commercial and otherwise, be placed not less than one hundred sixty (160) feet from the centerline of any road in the County for the purpose of preventing snow accumulation and other road hazards.”
    One more reviewed finding on this topic
    • Specified — Buildings in the county Agricultural District.
      “All buildings, residential, commercial and otherwise, be placed not less than one hundred sixty (160) feet from the centerline of any road in the County for the purpose of preventing snow accumulation and other road hazards.”
  • Who permits septicMixed

    Onsite wastewater treatment systems in Cavalier County administered through state licensing requirements and the local public health unit.

    • North Dakota DEQ licenses installers.
    • The local public health unit issues the permit before work begins.
    • Lake Region District Health Unit serves Cavalier County and states that it licenses and permits new systems and repairs.
    “All installers must obtain a license from the department, which is issued at no cost, and secure a permit from their local public health unit before beginning work on a system.”
    2 more reviewed findings on this topic
    • Local — Onsite sewage treatment systems in Cavalier County administered by Lake Region District Health Unit.
      “Environmental Health is responsible for health and safety education to enforce state public health laws, LRDHU regulations, and local ordinances in Benson, Cavalier, Eddy, Pierce, Ramsey, Rolette, and Towner counties.”
    • Mixed (with conditions) — Onsite sewage treatment systems in Cavalier County.
      “Environmental Health is responsible for health and safety education to enforce state public health laws, LRDHU regulations, and local ordinances in Benson, Cavalier, Eddy, Pierce, Ramsey, Rolette, and Towner counties. [...] LRDHU licenses and permits all new onsite sewage treatment systems (OSTS) and/or repairs to existing OSTS”
  • Septic permitRequired

    New onsite sewage treatment systems and repairs to existing systems in Cavalier County.

    • Covered systems include septic tanks, drain fields, cesspools, and holding tanks.
    • The application must be completed in full, signed and dated by the property owner or representative excluding the contractor/installer.
    • Payment is required at application; fees are stated on the application.
    • A preliminary permit does not authorize installation; an actual permit is issued after required site inspection and processing.
    • Holding tanks require a contract with a licensed septic pumper.
    • A licensed installer in good standing must be identified, unless owner installation requirements are reviewed and met by LRDHU.

    drainfield permit application fee: 400 USD · holding tank or septic tank replacement permit application fee: 200 USD

    “LRDHU licenses and permits all new onsite sewage treatment systems (OSTS) and/or repairs to existing OSTS which include: septic tanks, drain fields, cesspools, and/or holding tanks.”
    One more reviewed finding on this topic
    • Required — All new onsite sewage treatment systems and repairs to existing systems in Cavalier County served by LRDHU.
      “LRDHU licenses and permits all new onsite sewage treatment systems (OSTS) and/or repairs to existing OSTS which include: septic tanks, drain fields, cesspools, and/or holding tanks.”
  • Septic inspectionLimited

    Existing permitted onsite sewage treatment systems in Cavalier County.

    • Inspection of existing permitted systems is provided upon request.
    • LRDHU also performs inspection and education to protect public health and prevent contamination.
    “Additionally, provides inspection of existing permitted systems upon request.”
  • Agricultural exemptionConditional

    Agricultural land uses and buildings in the county Agricultural District.

    • The regulation does not prevent or prohibit agriculture or normal agricultural incidents except as they apply to setbacks.
    • General agricultural activities, including farm dwellings, accessory buildings, and agricultural buildings, do not require a zoning permit.
    • Setbacks still apply.
    “Nothing in this regulation shall be applied for the purpose of preventing or prohibiting the use of land or buildings for agriculture or any of the normal incidents of agriculture except as it applies to setbacks.”
    2 more reviewed findings on this topic
    • Available — General agricultural activities, including farm dwellings and agricultural buildings, in Cavalier County's Agricultural District.
      “No Permit Required a. General agricultural activities including farm dwellings, accessory buildings and agricultural buildings, nurseries and tree farms.”
    • Available (with conditions) — Agricultural land uses and normal incidents of agriculture under Cavalier County zoning.
      “Nothing in this regulation shall be applied for the purpose of preventing or prohibiting the use of land or buildings for agriculture or any of the normal incidents of agriculture except as it applies to setbacks.”
  • Subdividing landRegulated (with conditions)

    Subdivision activity in county zoning jurisdiction.

    • Any subdivision is listed as a conditionally permitted use.
    • A conditional-use permit requires a public hearing and a $500 permit fee under the Agricultural District schedule.
    • Municipal or township zoning jurisdiction may apply where accepted.

    conditional-use permit fee: 500 USD

    “Conditional Use Permits: A Permit is required and a public hearing will be held. The fee for a permit will be Five Hundred and No/100 ($500.00). The following will be conditionally permitted uses: [...] i. Any subdivision;”
    One more reviewed finding on this topic
    • Regulated (with conditions) — Subdivision in areas governed by Cavalier County zoning.
      “Conditional Use Permits: A Permit is required and a public hearing will be held. The fee for a permit will be Five Hundred and No/100 ($500.00). The following will be conditionally permitted uses: [...] i. Any subdivision;”
  • Building in a floodplainRequired

    Building or construction within a floodway or floodplain in county zoning jurisdiction.

    • Floodway/floodplain building or construction requires a conditional permit.
    • The conditional use must satisfy the other listed public-health, adjacent-use, development, utility, access, drainage, ingress/egress, and district-regulation conditions.
    “Any building/construction within the floodway/floodplain requires a conditional permit.”
    One more reviewed finding on this topic
    • Required — Building or construction within a floodway or floodplain subject to Cavalier County zoning regulations.
      “Any building/construction within the floodway/floodplain requires a conditional permit.”
  • Permit feesPublished

    Cavalier County zoning building/development and conditional-use permits.

    • Residential or agricultural building/development permits have no fee.
    • Industrial or commercial projects under $10 million have a 0% fee; projects of $10 million and above have a 0.5% fee.
    • Conditional-use permits generally have a $500 fee; wildlife-management and mitigation-acre permits use separate per-acre fees.
    • The cited regulation includes amendments adopted September 1, 2026.

    residential or agricultural permit fee: No fee required USD · industrial or commercial project under $10 million: 0% · industrial or commercial project at least $10 million: 0.5% · wildlife management or mitigation acres, property transferred within Cavalier County: per 100 USD per acre · wildlife management or mitigation acres, property transferred out of Cavalier County: per 1000 USD per acre

    “Fees for building (development) permits shall be as follows: a. Residential or Agricultural: No fee required. b. Industrial or Commercial: i. 0% for a project of less than $10 Million; ii. 0.5% for a project of $10 Million and above.”
    One more reviewed finding on this topic
    • Published (with conditions) — Cavalier County zoning building/development and conditional-use permits.
      “Fees for building (development) permits shall be as follows: a. Residential or Agricultural: No fee required. b. Industrial or Commercial: i. 0% for a project of less than $10 Million; ii. 0.5% for a project of $10 Million and above.”
  • Permit processPublished (with conditions)

    County zoning permit, conditional-use permit, variance, and amendment processes.

    • Permit applications are transmitted by the Zoning Administrator to the Planning and Zoning Commission.
    • Conditional-use applications require a public hearing, publication in the official county newspaper at least one week before the hearing, and specified findings.
    • Building permits expire one year after issuance.
    • No building or structure may be occupied before a Certificate of Compliance is issued.
    “Applications for approval of a conditional use shall be submitted to the Cavalier County Planning and Zoning Commission. The Commission shall hold a public hearing before action is taken on the application for approval of the conditionally permitted use. Notice of such hearing shall be published in the official county newspaper of general circulation at least one week prior to the hearing.”
    One more reviewed finding on this topic
    • Published (with conditions) — Cavalier County zoning permit, conditional-use, variance, and amendment processes.
      “Applications for approval of a conditional use shall be submitted to the Cavalier County Planning and Zoning Commission. The Commission shall hold a public hearing before action is taken on the application for approval of the conditionally permitted use. Notice of such hearing shall be published in the official county newspaper of general circulation at least one week prior to the hearing.”

North Dakota rules that apply here

  • Owner-builder exemptionConditional

    An individual who builds that individual’s own single-family residence and seeks the North Dakota builder property-tax exemption.

    • The exemption is discretionary and requires the governing city or county to pass a resolution allowing it.
    • For property within a city, the city governing body has jurisdiction; for property outside an incorporated city, the county has jurisdiction.
    • The property must remain owned by the builder and unoccupied.
    • The exemption applies for the taxable year in which construction began and the next two taxable years.
    • The governing body may impose conditions, including limits on the exemption period and dollar value.
    • A builder may receive the exemption for no more than ten properties in a taxable year within each jurisdiction that approved the exemption.
    • General taxes and installments of special assessments may not be delinquent.
    • This is a property-tax exemption, not a building-permit or building-inspection exemption.

    exemption period: taxable year in which construction began and next two taxable years · maximum properties per builder per jurisdiction per taxable year: 10 properties

    “Whether or not to offer the exemption is at the discretion of the governing body. [...] “Builder” includes an individual who builds that individual’s own residence.”
  • Building code adoptedPartial

    North Dakota's state building code and its adoption and enforcement by cities, townships, and counties statewide; state and local government buildings and schools are also addressed by the administrative code.

    • The state building code is administered and updated by North Dakota Commerce, but enforcement is the responsibility of jurisdictions that elect to adopt and enforce building codes.
    • A city, county, or township that elects to adopt and enforce a building code must adopt and enforce the State Building Code.
    • Cities, townships, and counties may amend the State Building Code to conform to local needs.
    • Fully chartered home rule cities may adopt something other than the State Building Code; the official Commerce page states that, at present, all jurisdictions enforcing a building code have adopted the same individual codes comprising the State Building Code.
    • The State Building Code consists of the International Building Code, International Residential Code, International Mechanical Code, and International Fuel Gas Code; Commerce also states that the 2024 updates and proposed amendments were adopted on September 11, 2025 and that the new State Building Code went into effect January 1, 2026.
    • The state statute separately exempts buildings that are neither heated nor cooled, certain low-energy-use buildings, qualifying restored or reconstructed historic buildings, and agricultural buildings unless used for human habitation or by the public.
    • The administrative code states that its chapter applies to cities, townships, and counties that elect to adopt and enforce building codes within their jurisdictional boundaries, and to all state and local government buildings and public and private schools.

    new state building code effective date: 2026-01-01 · state code components: IBC, IRC, IMC, and IFGC

    “If a city, county, or township elects to adopt and enforce building codes, it must adopt and enforce the State Building Code.”
    3 more reviewed findings on this topic
    • Adopted — North Dakota State Building Code, which applies locally when a city, county, or township elects to adopt and enforce building codes.
      “If a city, county, or township elects to adopt and enforce building codes, it must adopt and enforce the State Building Code. However, a jurisdiction is permitted to further amend the State Building Code to conform to local needs.”
    • Adopted (with conditions) — The North Dakota State Building Code, consisting of the IBC, IRC, IMC, and IFGC, with the 2024 updates and stated amendments effective statewide as the state code framework.
      “adopted the 2024 updates to the IBC, IRC, IMC, and IFGC and the proposed amendments.”
    • Adopted — The North Dakota State Building Code, including residential construction covered by the state residential code.
      “The new North Dakota State Building Code will go into effect Jan. 1, 2026.”
  • InspectionsRequired

    Factory-built modular residential or commercial structures manufactured in North Dakota or intended for placement in North Dakota, where the manufacturer produces two or more modular residential or commercial structures per year.

    • The manufacturer must contract with a third party for inspection during the manufacturing process in the factory.
    • The third-party inspector must be approved as a certified third-party inspector by the Division of Community Services.
    • The inspection covers applicable building, electrical, fire, and plumbing codes and standards.
    • When a certified third-party inspector monitors compliance during factory manufacturing, no further inspection by state or local building, electrical, fire, or plumbing inspectors may be required for that structure during the manufacturing process in the factory.
    • The statutory provision does not apply to a factory manufacturing fewer than two residential or commercial structures per year; the Commerce program page states that manufacturers producing less than two modular structures per year are exempt but must submit a yearly certification of exemption.

    annual modular structures produced: >= 2 structures/year (Factories producing fewer than two residential or commercial structures per year are exempt from the statutory provision; the Commerce program page requires a yearly certification of exemption.)

    “shall contract with a third party for the inspection of the structure for compliance with all applicable building, electrical, fire, and plumbing codes and standards”
    One more reviewed finding on this topic
    • Limited — Factory-built modular residential or commercial structures manufactured in North Dakota.
      “The manufacturer of a modular residential or commercial structure that is built in a factory shall contract with a third party for the inspection [...]”
  • Minimum dwelling sizeDistrict specific (with conditions)

    City zoning regulations governing the size of residential buildings in North Dakota; the actual minimum, if any, is established by the applicable local zoning ordinance.

    • The authority is permissive and applies to governing bodies of cities that adopt zoning regulations.
    • The regulation is subject to North Dakota Century Code chapter 54-21.3.
    • A local board of adjustment may determine and vary application of the regulations under the local regulations.
    “For the purpose of promoting health, safety, morals, or the general welfare of the community, the governing body of any city may, subject to the provisions of chapter 54-21.3, regulate and restrict the height, number of stories, and the size of buildings and other structures, the percentage of lot that may be occupied, the size of yards, courts, and other open spaces, the density of population, and the location and use of buildings, structures, and land for trade, industry, residence, or other purposes.”
  • Lot coverageDistrict specific (with conditions)

    Local city zoning regulations governing the percentage of a lot that may be occupied.

    • The actual lot-coverage percentage is established by the applicable local zoning regulation.
    • The authority is permissive and applies to city zoning regulations.
    • The regulation is subject to chapter 54-21.3.
    “the percentage of lot that may be occupied”
  • Building heightDistrict specific (with conditions)

    Local city zoning regulations governing building height and number of stories.

    • The actual height or story limit is established by the applicable local zoning regulation.
    • The authority is permissive and applies to city zoning regulations.
    • A local board of adjustment may vary application of the regulations under the local regulations.
    “For the purpose of promoting health, safety, morals, or the general welfare of the community, the governing body of any city may, subject to the provisions of chapter 54-21.3, regulate and restrict the height, number of stories, and the size of buildings and other structures, the percentage of lot that may be occupied, the size of yards, courts, and other open spaces, the density of population, and the location and use of buildings, structures, and land for trade, industry, residence, or other purposes.”
  • Manufactured homesLimited

    New manufactured homes installed in North Dakota for residential purposes.

    • Installation must be performed by an installer licensed by the Division of Community Services.
    • The home must be inspected by an inspector licensed by the Division of Community Services.
    • The installer must first apply for and receive authorization to install the home from a licensed inspector.
    • A minimum of two inspections are required on a double-wide home and one inspection on a single-wide home.
    • After installation meets the installation requirements, an insignia is attached to show the home passes inspections.

    minimum inspections for double-wide manufactured home: >= 2 inspections · minimum inspections for single-wide manufactured home: 1 inspection

    “All new manufactured homes installed in North Dakota for residential purposes must be installed by an installer licensed by the Division of Community Services and inspected by an inspector licensed by the Division of Community Services.”
  • Off-grid sanitationLimited

    Off-grid or alternative domestic sewage collection, treatment, and disposal systems in North Dakota

    • Domestic wastewater from bathrooms, kitchens, laundry fixtures, and other household plumbing must pass through a septic tank or higher level of treatment before discharge into soil.
    • If underground dispersal is not feasible, the permitting authority may review alternative collection and disposal methods; approval is not automatic.
    • Construction, alteration, repair, or extension of a system requires a permit before work begins, subject to the regular-maintenance exception.
    • Wastewater may not be disposed of in a manner that creates a nuisance or causes a system to malfunction or fail.
    • The applicable permitting authority is a local public health unit, other political subdivision, or designee.

    minimum lot size for a new system: >= 1 acre (A variance may be available under Section 33.1-21-01-15)

    “Water carried from bathrooms, kitchens, laundry fixtures, and other household plumbing must pass through a septic tank or higher level of treatment prior to its discharge into the soil. If underground dispersal for treatment is not feasible, the permitting authority may review alternative methods of collection and disposal.”
    One more reviewed finding on this topic
    • Limited — Alternative onsite wastewater collection or disposal methods in Cavalier County when underground dispersal is not feasible.
      “Water carried from bathrooms, kitchens, laundry fixtures, and other household plumbing must pass through a septic tank or higher level of treatment prior to its discharge into the soil. If underground dispersal for treatment is not feasible, the permitting authority may review alternative methods of collection and disposal.”
  • Well permitLimited

    Water appropriation permits for groundwater-source projects, including wells, in Cavalier County.

    • A water appropriation permit is required for any industrial water use.
    • A water appropriation permit is required for irrigation of 5 acres or more.
    • A water appropriation permit is required for domestic, municipal, public, livestock, fish and wildlife, and recreational water use exceeding 12.5 acre-feet per year.
    • For domestic, livestock, fish and wildlife, and other recreational uses below 12.5 acre-feet per year, no water appropriation permit is required, but the location and capacity of the constructed works must be reported to the Department of Water Resources.
    • The source addresses water appropriation permits and does not establish that every well requires a separate construction permit.

    industrial water use: any · irrigation acreage: >= 5 acres · annual use threshold: > 12.5 acre-feet (domestic, municipal, public, livestock, fish and wildlife, and recreational use)

    “A water appropriation permit is required for: Any industrial water use; Irrigation of 5 acres or more; or Domestic, municipal, public, livestock, fish and wildlife, and recreational water use exceeding 12.5 acre-feet (4,073,137 gallons or 96,979 barrels) per year.”
    One more reviewed finding on this topic
    • Limited — Private water-supply wells statewide in North Dakota.
      “Domestic, municipal, public, livestock, fish and wildlife, and recreational water use exceeding 12.5 acre-feet (4,073,137 gallons or 96,979 barrels) per year.”
  • Mandatory utility hookupConditional

    Public sewer connection consideration for onsite wastewater treatment system permits in Cavalier County.

    • The condition applies when a public sewer system is available within 200 feet of the property line.
    • The permitting authority may deny the onsite-system permit unless written documentation indicates denial of connection from the sewer authority.
    • The rule does not establish a general countywide requirement to connect to public water or sewer in every circumstance.

    public sewer distance: <= 200 feet from property line (written documentation indicating denial of connection from the sewer authority)

    “The permitting authority may deny a permit for the construction of a system if a public sewer system is available within two hundred feet [60.96 meters] of the property line unless written documentation indicates denial of connection from the sewer authority.”
  • Driveway accessLimited

    Driveway and other access connections involving the North Dakota State Highway System, including controlled-access facilities and driveways within state highway right-of-way.

    • The North Dakota statute applies specifically to controlled-access facilities; access is available only at designated points and on terms and conditions specified from time to time.
    • NDDOT maintains access control on the State Highway System, and proposed changes to access require contact with the District Engineer for coordination.
    • For a driveway on state highway right-of-way, the NDDOT driveway permit must be granted before the permitted work proceeds; failure to construct the drive approach as permitted may result in cancellation and removal or correction at the landowner's expense.
    • A driveway is not complete until checked and approved by NDDOT; surfacing may be omitted on field entrances if specified in the application.
    • The driveway may be used only to provide entrance to and exit from the landowner's property.
    • A driveway or improvement on the highway right-of-way may not be altered or relocated without permission of the NDDOT District Engineer.
    • NDDOT supervises the location, construction, and maintenance of driveways and may direct future removal, relocation, or maintenance; NDDOT may diminish or expand use as required for highway-traffic safety.
    “No driveway, or improvement constructed on the highway right-of-way shall be altered or relocated without permission of the District Engineer of NDDOT.”
  • Short-term rentalsLimited

    Transient lodging rentals held out to the public for a charge in North Dakota.

    • A lodging license applies to buildings or structures held out to the public where sleeping accommodations are furnished to transient guests for a charge.
    • The lodging license does not apply to a single structure with five or fewer guest rooms and ten or fewer total occupants.
    • The lodging license also does not apply to a series or group of buildings or structures containing five or fewer guest rooms and ten or fewer total occupants.
    • License applications must be submitted at least 30 days before beginning construction or acquiring new ownership; new construction, renovation, or remodeling also requires the Section 3 Plan Review Checklist; after payment, review may take up to 30 calendar days.

    guest-room exemption threshold: <= 5 guest rooms or fewer (Only when total occupants are ten or fewer.) · occupant exemption threshold: <= 10 occupants or fewer (Only when the structure has five or fewer guest rooms.)

    “The lodging license does not apply to: Single structures with five or fewer guest rooms and ten or fewer total occupants.”
  • Campground & park staysLimited

    Campsite occupancy in North Dakota state parks.

    • The limit applies to campsite and cabin occupancy in state parks.
    • All vehicles entering a state park must have a valid daily or annual vehicle entrance permit, including overnight stays and day visits.
    • Campers must check in at 4:00 p.m. on the first reservation day and check out by 3:00 p.m. on the last day.

    maximum campsite or cabin occupancy: <= 14 nights in any 30-day period

    “Campsite and cabin occupancy is limited to no more than 14 nights in any 30-day period.”
  • county zoning authorityGeneral

    North Dakota counties adopting zoning regulations for land and buildings within the county, including unincorporated areas.

    • The authority is exercised by the board of county commissioners.
    • Regulation is subject to North Dakota Century Code chapter 54-21.3.
    • The authority covers the location and use of buildings and structures and the use, condition of use, or occupancy of lands for residence, recreation, and other purposes.
    • County zoning regulations must be made in accordance with a comprehensive plan.
    • A county may divide all or any parts of the county into districts, and regulations must be uniform within each district but may differ between districts.
    • County zoning regulations must account for the statutory limitations governing farming, ranching, and animal feeding operations in section 11-33-02.1.
    • The board must state the grounds for approving or disapproving zoning amendments or variances, and written findings must be included in the records.
    • The board must establish zoning requirements for solid waste disposal and incineration facilities before July 1, 1994.
    • The board may impose tipping or other fees on solid waste management and incineration facilities, but may not impose a fee under this section on an energy conversion facility or coal mining operation that disposes of its waste onsite.
    • The board may establish institutional controls addressing environmental concerns with the department of environmental quality under section 23.1-10-16.
    “For the purpose of promoting health, safety, morals, public convenience, general prosperity, and public welfare, the board of county commissioners of any county may regulate and restrict within the county, subject to chapter 54-21.3, the location and the use of buildings and structures and the use, condition of use, or occupancy of lands for residence, recreation, and other purposes.”
    One more reviewed finding on this topic
    • General — North Dakota county boards of commissioners adopting zoning regulations, including regulation of unincorporated county land.
      “the board of county commissioners of any county may regulate and restrict within the county”
  • county building authorityGeneral

    County authority to administer and enforce the state building code, including the residential code, and to provide for building permits for buildings or structures subject to county zoning in unincorporated areas of North Dakota.

    • A county that elects to administer and enforce a building code must adopt and enforce the state building code; it may amend that code to conform to local needs.
    • A county may administer and enforce the state building code only in areas where a city or township does not administer it. A city or township may relinquish that authority to its county under N.D.C.C. § 54-40.5-03; local governments may also agree to joint administration and enforcement or contract for private enforcement.
    • County permit authority under N.D.C.C. § 11-33-18 applies to a building or structure otherwise subject to the County Zoning chapter.
    • If the county provides for permits, it must require the applicant to state whether the structure is reasonably anticipated to have a significant transportation-system impact. A structure has such impact if it will average at least twenty-five motor vehicles per day during one year with gross weight exceeding sixty thousand pounds [27215.54 kilograms].
    • For a structure with significant transportation-system impact, the county must notify the director of the department of transportation and allow an opportunity to comment; director approval is not required.
    • The county may establish and collect reasonable permit fees, which must be credited to the county general fund.
    • A county-adopted building code may not require fire sprinklers in a single-family dwelling or a residential building containing no more than two dwelling units.

    significant transportation-system impact threshold: >= 25 motor vehicles per day (Over a period of one year; vehicles must have gross weight exceeding sixty thousand pounds [27215.54 kilograms].) · fire-sprinkler requirement: false (A county building code may not require sprinklers in a single-family dwelling or residential building with no more than two dwelling units.)

    “The governing body of a city, township, or county that elects to administer and enforce a building code shall adopt and enforce the state building code. However, the state building code may be amended by cities, townships, and counties to conform to local needs.”

Set by your township or city, not the county

In North Dakota, zoning is adopted by each township or city, so Cavalier County has no county-wide answer on these. Find your township or city in the list of places on this page, or call its clerk or zoning administrator.

  • Minimum lot size
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Accessory dwellings

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.

Living off-grid in Cavalier County, North Dakota

Is Cavalier County a good place to live off-grid or homestead?

Cavalier County scores 54/100 on the Bolthole Index, a solid county profile. Its strengths: deep seclusion — about 2,913 people within 15 miles and manageable long-term carry cost. Watch-outs: thin water margin (20.8″/yr rainfall).

Do you need a building permit in Cavalier County, North Dakota?

Cavalier County requires a building permit only in limited cases (such as floodplains or specific zones), and it enforces county zoning. Onsite septic is permitted by Lake Region District Health Unit (LRDHU). Owner-builders may act as their own contractor to build their home. These answers are quoted from official sources and independently re-checked. Rules change and cities within the county differ — always confirm with the county before you buy or build.

How much does land cost in Cavalier County, North Dakota?

Land in Cavalier County runs about $2,507 per acre, based on the latest county data.

What is the water situation in Cavalier County?

Cavalier County gets about 20.8" of rain a year, with severe drought in roughly 10.6% of years.

How remote is Cavalier County?

A typical private-land location has about 2,913 people within 15 miles and 426,913 within 100 miles. These radius catchments are the published fallback where road routing is unavailable.

How Cavalier compares in North Dakota

Compare side-by-side →See all 53 North Dakota counties ranked →