Bolthole Index

Dane County, Wisconsin

Building permits, zoning and septic in the Village of Mount Horeb, Wisconsin

The Village of Mount Horeb, Wisconsin requires a building permit from its own inspector before construction or ground disturbance1. Inside village limits, Dane County's rural zoning permit is not the starting point; the village runs building permits through its own office2. Septic permits come from Dane County's health authority3, and we could not confirm the village's own zoning standards.

At a glance

Building permit
Required, issued by the Village inspector before work or ground disturbance1
Building code
Village adopts the Wisconsin Administrative Code by reference4
Occupancy permit
Required for new construction before anyone moves in5
Zoning
Village application asks for the zoning district and a zoning permit number; district rules not confirmed2
Septic
Dane County ordinance, administered through Public Health Madison & Dane County3
Owner-builder
State rules let an owner-occupant take out the dwelling permits6

Who to call

Building permits

Village of Mount Horeb Building Inspector

Village building permits and inspections inside Mount Horeb; the permit application also asks for the zoning district and zoning permit number

608-697-7776

mhbuildinginspector@mounthorebwi.info

138 East Main Street

Septic permits

Public Health Madison & Dane County - Environmental Health (Well & Septic Program)

Well location permits and sanitary (septic) permits for private wells and septic systems in Dane County

608-242-6515

privatewellseptic@publichealthmdc.com

Contact details are copied from each office’s official page and were checked against it on October 15, 2026.

Off-grid gear

Going off-grid in Village of Mount Horeb means bringing your own water and power. The kit we’d start with:

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Do you need a building permit in the Village of Mount Horeb, Wisconsin?

Yes. The Village of Mount Horeb requires a permit from its Inspector before any building is erected, altered, repaired or moved, and before ground is disturbed for the work1. Covered work includes new one- and two-family homes, agricultural and detached accessory buildings, decks, additions, structural alterations, HVAC and plumbing1. The Inspector may allow minor repairs without a permit when they do not change occupancy, area, structural strength, fire protection, exits, light or ventilation1.

The village adopts the Wisconsin Administrative Code by reference for construction, plumbing, heating, wiring and fire protection4. New homes also fall under the statewide Uniform Dwelling Code7.

Who issues building permits in Mount Horeb, and how do you reach them?

The Village of Mount Horeb issues building permits itself, through its Building Inspector at 138 East Main Street2. Call 608-697-7776 for inspections or email mhbuildinginspector@mounthorebwi.info2. The village's permit application also asks for the project's zoning district and a zoning permit number, so expect zoning review to come before or alongside the building permit2.

Dane County's rural zoning permit office reviews projects outside the cities and villages8. A lot inside Mount Horeb does not go to that counter. Fees are set by Village Board resolution and listed on the village website9.

Does Mount Horeb have zoning, and what about RVs, tiny homes and setbacks?

The village's building permit application asks for the zoning district and a zoning permit number, which points to village-level zoning review2. We could not confirm the district rules for minimum lot size, setbacks, height, accessory dwellings, tiny homes or living in an RV inside Mount Horeb. Because those rules differ by district, ask the Village Building Inspector which district your parcel is in before you buy2.

Do not assume that a missing answer means a use is allowed. Dane County's separate zoning ordinance covers only unincorporated areas where the town board has adopted it10.

How do septic permits work in Mount Horeb?

Dane County runs the private sewage system ordinance, and Public Health Madison & Dane County issues the sanitary permits and inspects systems311. A sanitary permit is needed to install a new private septic system or replace one11. Most systems also need an inspection every three years11.

We could not confirm a septic rule that applies specifically inside the village, and the village code lists sewer connection sections we could not read. Many village lots are on public sewer, so ask the Village whether your parcel can or must connect before planning a private system. Well location permits come from the same county health office11.

Can you live in an RV or tiny home in Mount Horeb?

We could not confirm whether the Village of Mount Horeb allows long-term RV living, temporary camping or tiny homes on private lots. Wisconsin's state park camping rules do not answer the question for your own land12. Call the Village Building Inspector at 608-697-7776 before bringing in any RV or tiny home2.

One thing is settled: a new home needs an occupancy permit from the village before anyone moves in, and occupying without it carries a $100 forfeiture for each day5.

Building a home in Mount Horeb: the steps, in order

  1. Ask the Village Building Inspector which zoning district your lot is in and what it allows2.
  2. Check whether the lot is on village sewer; if it is not, start the soil evaluation and system design for a Dane County sanitary permit11.
  3. Submit plans and the building permit application to the village before any ground is disturbed1.
  4. An owner who will live in the home may take out the dwelling permits, though licensed trades are generally still needed for plumbing and electrical work13.
  5. Schedule inspections at each phase14.
  6. Get the final occupancy permit before moving in5.

What stays with Dane County, and what to check before you buy in Mount Horeb

Septic and well permits stay with the county health office11. Land outside village limits follows a different path: see the Dane County page for the county zoning permit and town building permits. Driveways onto controlled-access county trunk highways need a county permit15.

Dane County's effective property tax rate is 1.7%16. Dane County soils are often a poor fit for conventional drain fields: about 6.9% rate as not limited, so expect a site evaluation if you need a private system17.

Watch-outs

  • We could not confirm the village's lot-size, setback, height, RV or tiny-home rules; ask the Village Building Inspector before you buy2.
  • Septic rules inside the village boundary were not confirmed; ask Public Health Madison & Dane County and the Village about sewer connection11.
  • Fee amounts are on the village fee schedule, not in the code9.
  • Occupying new construction without an occupancy permit costs $100 per day5.

Sources

  1. Chapter 14: Building Code - Village of Mount Horeb, WI (Village of Mount Horeb), quoted and re-checked
  2. Village of Mount Horeb Building Inspector (mounthorebwi.info)
  3. Chapter 46 — Private Sewage System Ordinance and Health Ordinance, quoted and re-checked
  4. Chapter 14: Building Code - Village of Mount Horeb, WI (Village of Mount Horeb), quoted and re-checked
  5. Chapter 14: Building Code - Village of Mount Horeb, WI (Village of Mount Horeb), quoted and re-checked
  6. Instructions for Submitting a UDC Permit Application, quoted and re-checked
  7. Wisconsin’s Uniform Dwelling Code (Wisconsin statewide rule), quoted and re-checked
  8. Dane County Zoning Permits, quoted and re-checked
  9. Chapter A50: Fees - Village of Mount Horeb, WI (Village of Mount Horeb), quoted and re-checked
  10. Chapter 10 Zoning Ordinance, quoted and re-checked
  11. Public Health Madison & Dane County - Environmental Health (Well & Septic Program) (publichealthmdc.com)
  12. Camping Rules — Wisconsin State Park System (Wisconsin statewide rule), quoted and re-checked
  13. Wisconsin DSPS - Building a Home in Wisconsin (UDC Guide) (2026 county census)
  14. Wisconsin’s Uniform Dwelling Code, quoted and re-checked
  15. Chapter 79: County Trunk Highway Access Control, quoted and re-checked
  16. Effective property tax rate: Bolthole Index county data
  17. 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

Written October 15, 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.

Answers from the rulebook for Village of Mount Horeb

Village of Mount Horeb’s own rules

  • Building permitRequired

    Buildings, structures, additions, alterations, major equipment, HVAC, plumbing and electrical work inside Mount Horeb village.

    • A permit must be obtained before construction or ground disturbance.
    • The listed construction requiring a permit includes new one- and two-family and commercial buildings, agricultural buildings, decks, detached accessory buildings, dimensional additions, structural or system alterations, major equipment replacement, HVAC, plumbing and specified electrical work.
    • The Inspector may authorize minor repairs or alterations without a permit when they do not change occupancy, area, structural strength, fire protection, exits, light or ventilation.
    “No building, or any part thereof, shall be erected, altered, repaired or moved, or ground disturbed for the same within the Village except as provided in this chapter, until a permit has first been obtained by the owner or his authorized agent from the Inspector.”
  • Building code adoptedAdopted

    Construction, maintenance, repair, remodeling, razing, moving, plumbing, heating, ventilating, wiring, fire protection and sanitation of buildings and premises inside Mount Horeb village.

    • The Village adopts the Wisconsin Administrative Code by reference except where Chapter 14 specifically provides otherwise.
    • The adopted list includes SPS 302.31, SPS 305, SPS 316, SPS 320 through 325, SPS 327, SPS 361 through 366, SPS 375 through 379, and SPS 381 through 387.
    “Except as otherwise specifically provided in this chapter, all provisions of the Wisconsin Administrative Code governing the construction, maintenance, repair, remodeling, razing, moving, plumbing, heating, ventilating, wiring, fire protection and sanitation requirements of buildings and premises, including all subsequent revisions, amendments and additions, are hereby adopted by reference as if fully set forth herein.”
  • Certificate of occupancyRequired

    New construction inside Mount Horeb village.

    • A final occupancy permit is issued only after necessary inspections and approval by the appropriate inspector.
    • New construction may not be occupied before issuance.
    • Occupancy without the permit is subject to a $100 forfeiture, with each day a separate offense.
    • Street and utility improvement requirements and exceptions in Chapter 14 also affect issuance.

    occupancy without permit forfeiture: 100 USD (Each day of violation is a separate offense.)

    “A final occupancy permit will be issued after necessary inspections have been performed and construction has been approved by the appropriate inspector. New construction shall not be occupied before an occupancy permit has been issued.”
  • Permit feesPublished (with conditions)

    Village building and other municipal permit fees inside Mount Horeb village.

    • The fee schedule is set from time to time by Village Board resolution.
    • The current fee schedule is directed to the Village website; the opened code page did not display individual fee amounts.
    • Building permit applicants must pay the fee established by the Village Board and provided in the Village Fee Schedule.
    “The Village of Mount Horeb Fee Schedule is set from time to time by resolution of the Village Board. The current Fee Schedule may be found on the Village's website.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Village of Mount Horeb or Dane County directly.

  • Owner-builder exemption — Owner-builders performing construction inside Mount Horeb village.
  • Zoning districts — Zoning districts and district dimensional schedules inside Mount Horeb village.
  • Minimum dwelling size — Minimum dwelling size inside Mount Horeb village.
  • Minimum lot size — Minimum lot size inside Mount Horeb village.
  • Setbacks — Building setbacks inside Mount Horeb village.
17 more unanswered
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Who permits septic
  • Septic permit
  • Septic inspection
  • Off-grid sanitation
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Driveway access
  • Building in a floodplain
  • Short-term rentals

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.

Unanswered questions are usually a sign that Village of Mount Horeb publishes no rule on the point, not that none exists. Dane County’s page lists the county offices to call.

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