Anderson County, Kansas requires a building permit for construction under county Planning & Zoning jurisdiction; the same department administers county zoning and sanitation permits.123 A residential building permit costs $100, and a new-construction sanitation permit costs $80.4 Before buying, ask Planning & Zoning to confirm the parcel's jurisdiction, zoning district, septic feasibility and use-specific rules.5
At a glance
- Building permit
- Required for construction under county Planning & Zoning jurisdiction1
- Zoning
- Yes; the county enforces zoning and subdivision regulations2
- Septic
- County sanitation permit required for new systems and repairs6
- RV living
- Residential and temporary occupancy rules not confirmed; ask Planning & Zoning5
- Tiny homes
- No specific occupancy rule confirmed; zoning still applies7
- Owner-builder
- Roofing-registration exemption only; no general county exemption confirmed8
- Private wells
- Local permit status unconfirmed; Kansas requires well logs9
Who to call
Planning & zoning
Anderson County Planning & Zoning Department
Issues building and sanitation permits, enforces county zoning and subdivision regulations, and serves as county floodplain administrator
823 W. 7th Ave. Garnett, KS 66032
Roads & driveways
Publishes the county road-permit form and handles county engineering questions
Anderson County Annex 823 W. 7th Ave. Garnett, KS 66032
Contact details are copied from each office’s official page and were checked against it on October 7, 2026.
Off-grid gear
Going off-grid in Anderson County means bringing your own water and power. The kit we’d start with:
- Water Crystal Quest Filter any source — well, rain, or creek — to drinking-clean.
- Power Bluetti Solar generators and home battery backup for living off the grid.
- Septic Soil percolation test kit Run your own perc test before paying an engineer — the first thing a septic office asks about.
- Water Well water test kit Bacteria, nitrates, hardness — know what the well on a parcel is really pumping.
These are affiliate links — we may earn a commission, at no cost to you. As an Amazon Associate, Bolthole Index earns from qualifying purchases.
Do you need a building permit in Anderson County, Kansas?
Yes. Building construction under Anderson County Planning & Zoning jurisdiction requires a county building permit.10 The published fee is $100 for residential construction, $200 for commercial or industrial construction, and $30 for another building or structure.4 Non-commercial agricultural buildings are exempt from the listed building-permit fee, but that provision does not waive every zoning, sanitation, subdivision or permit requirement.11 Kansas law separately limits local zoning of land and buildings used for agricultural purposes only while that agricultural use continues; dwellings, garages and similar accessory buildings are not agricultural buildings, and road setbacks may still apply.12 A county permit remains valid for one year; it becomes void if substantial construction has not started.10 A state survey reported no Anderson County building codes in 2016, but that historical result does not establish the county's current code status.13 Ask Planning & Zoning which code standards, inspections and closeout documents apply now.5
Who issues Anderson County building permits, and how do you reach them?
Anderson County Planning & Zoning issues building permits from 823 W. 7th Ave. in Garnett; call 785-448-6745.5 The department also enforces zoning and subdivision regulations adopted by the Board of County Commissioners, making it the first call before designing a rural home or outbuilding.5 A building application requires owner and applicant information, a legal description, structure type, estimated cost, dimensions and applicable attachments, including a sanitation permit, site plan, deed, highway permit and building plans where applicable.14 Incomplete applications are not accepted, and fees are due when filed.14 If work may enter county road right-of-way, contact the Anderson County Engineer at 785-448-3724 or mmiller@andersoncountyks.org about the published road-permit form.15 A driveway connecting to the Kansas state highway system requires an approved highway permit agreement before work begins in state right-of-way.16
Does Anderson County, Kansas have zoning?
Yes. Anderson County Planning & Zoning enforces county zoning and subdivision regulations; incorporated municipalities may have separate local rules.2 Kansas law requires political subdivisions to allow a minimum lot of 3,000 square feet for a qualifying new single-family residence with less than 2,500 square feet of livable floor area, when the home has its own lot and legal description and meets reasonable setbacks.17 Anderson County's district schedule, map, minimum dwelling size and numeric setbacks remain unconfirmed, so ask Planning & Zoning which other district standards apply before buying.5 Parcel splits and subdivisions are regulated, and the Zoning Director may require a preliminary plat.18 The county publishes a $40 fee for a parcel split or boundary-line adjustment, $200 for a subdivision plat of four lots or fewer, and $400 for five or more lots, plus per-lot charges.19
How do septic permits work in Anderson County?
Anderson County Planning & Zoning administers onsite-wastewater and sanitation matters, issues sanitation permits and licenses local sanitation contractors.3 A county sanitation permit is required for new septic construction and repairs; the fee is $80 for new construction and $30 for a repair.6 The application needs the fee and a drawing showing the residence and proposed sewage location, and an Anderson County-licensed installer must perform the work.6 The installer must meet the sanitarian before construction and again during construction for an inspection.20 The published fees include $30 for reinspection and $100 for a loan, refinancing or real-estate-sale inspection.20 The county form requires at least a 1,000-gallon tank and minimum separations of 50 feet from a property line, 10 feet from house to tank, and 100 feet from a well.21 USDA soil data rates 0% of county land as free of severe limitations for a conventional drain field, so make site evaluation and system cost a purchase contingency.22
Can you live in an RV or tiny home on land in Anderson County?
We could not confirm an Anderson County rule that allows or prohibits long-term RV living, temporary camping or tiny-home occupancy on private land. Ask Planning & Zoning at 785-448-6745 for a parcel-specific answer before treating an RV or tiny home as a dwelling.5 County zoning applies in county-administered areas, while incorporated municipalities may have separate rules.23 A manufactured home cannot be excluded across an entire Kansas zoning jurisdiction, and a residential-design manufactured home cannot be excluded from every single-family residential district solely because it is manufactured; local zoning, compatible architectural standards and private covenants may still apply.24 Any occupied dwelling also needs lawful wastewater disposal: Kansas allows an approved septic system, lagoon or alternative system when applicable requirements are met, but does not permit seepage pits, cesspools, dry wells or surface discharge from a private onsite system.25
Building a home in Anderson County: the steps, in order
- Call Planning & Zoning at 785-448-6745 to confirm the parcel's jurisdiction, zoning district, intended use and any floodplain review.5
- Assemble the owner and applicant information, legal description, structure details, estimated cost, dimensions and applicable attachments for a complete building application.14
- File the complete application and pay the fee; a residential building permit costs $100.144
- If public sewer is unavailable, file the sanitation-permit application with its fee and site drawing, then arrange for an Anderson County-licensed installer.266
- Have the installer meet the sanitarian before and during septic construction for the required inspection.20
- Ask the County Engineer whether work in county right-of-way requires the published road permit, or obtain a state highway permit for access onto the state highway system.1516
- Begin substantial construction within one year so the county building permit does not expire.10
What should you check before buying land in Anderson County?
Start with zoning and legal access: confirm the parcel's district with Planning & Zoning and ask the County Engineer about any work in county right-of-way.515 Treat septic feasibility as a major contingency because USDA soil data rates 0% of Anderson County land as free of severe limitations for a conventional drain field.22 Private-well permitting remains unconfirmed locally, although Kansas requires well logs for construction, reconstruction and plugging statewide; ask Planning & Zoning what local approval applies.9 The terrain is broadly gentle, with 98.2% of land at a slope of 15% or less, while average annual precipitation is 40.4 inches.2728 For budgeting context, farmland averages $2,736 per acre, the effective property-tax rate is about 1.5%, and the median annual property-tax bill is $2,260.293031
Watch-outs
- The county's non-commercial agricultural-building provision is a building-permit fee exemption, not proof that every zoning, sanitation, subdivision or permit rule is waived.11
- Anderson County's RV occupancy, tiny-home occupancy, minimum dwelling size and numeric setbacks remain unconfirmed; ask Planning & Zoning for the rule tied to the parcel's district.5
- No general county building-inspection sequence or certificate-of-occupancy requirement was confirmed; ask Planning & Zoning what inspections and closeout documents apply before construction.5
Sources
- Anderson County Kansas - Planning & Zoning (2026 county census)
- Anderson County Kansas - Planning & Zoning, quoted and re-checked
- Anderson County Kansas - Departments, quoted and re-checked
- Anderson County Planning & Zoning Department Schedule of Fees, quoted and re-checked
- Anderson County Planning & Zoning Department (andersoncountyks.org)
- Anderson County Sanitation Permit Form, quoted and re-checked
- Anderson County Kansas - Planning & Zoning (2026 county census)
- K.S.A. 50-6,129. Exemptions (Kansas statewide rule), quoted and re-checked
- Water Well County Permits (Kansas statewide rule), quoted and re-checked
- Anderson County Kansas - Planning & Zoning, quoted and re-checked
- Anderson County Planning & Zoning Department Schedule of Fees, quoted and re-checked
- K.S.A. 12-758 — Agricultural land exempted from zoning regulations (Kansas statewide rule), quoted and re-checked
- 2016 Updated Codes Spreadsheet, quoted and re-checked
- Building Permit, quoted and re-checked
- Anderson County Engineer (andersoncountyks.org)
- Kansas Administrative Regulations, Volume 3 (Kansas statewide rule), quoted and re-checked
- 2026 Session Laws of Kansas, Chapter 76: Senate Bill 418, quoted and re-checked
- Anderson County Kansas - Planning & Zoning, quoted and re-checked
- Anderson County Kansas - Planning & Zoning, quoted and re-checked
- Onsite Wastewater System Construction Permit Application, quoted and re-checked
- Sanitation Permit Form 2017, quoted and re-checked
- 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
- Anderson County Kansas - Planning & Zoning, quoted and re-checked
- K.S.A. 75-1218 — Exemption from construction codes; zoning (Kansas statewide rule), quoted and re-checked
- MF2214 Minimum Standards for Design and Construction of Onsite Wastewater Systems (Kansas statewide rule), quoted and re-checked
- MF2214 Minimum Standards for Design and Construction of Onsite Wastewater Systems (Kansas statewide rule), quoted and re-checked
- Share of land at 15% slope or less: Bolthole Index county data
- Annual precipitation: Bolthole Index county data
- Farmland value per acre (USDA census): Bolthole Index county data
- Effective property tax rate: Bolthole Index county data
- 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.