Unincorporated Wabasha County, Minnesota requires building permits, and Wabasha County Planning & Zoning administers the Minnesota State Building Code and county zoning ordinance.1 County zoning applies outside incorporated municipalities and outside areas under municipal extraterritorial zoning jurisdiction.2 A new, replacement or repaired septic system also needs an approved permit before construction begins.3
At a glance
- Building permit
- Required in county jurisdiction1
- Zoning
- County zoning applies in unincorporated county jurisdiction2
- Septic
- Permit required before new installation, replacement or repair3
- RV living
- General private-parcel occupancy rule not confirmed; ask Planning & Zoning24
- Tiny home
- No express tiny-home rule confirmed; zoning and building permits still apply12
- Owner-builder
- State contractor-license exemption is available, but permits still apply5
- Wells
- County permit required before covered well work begins6
Who to call
Building permits
Wabasha County Planning & Zoning
County building permits, land-use permits, zoning and floodplain or shoreland questions
Old Courthouse Annex, 625 Jefferson Ave. Wabasha, MN 55981
Septic permits
Wabasha County Planning & Zoning — Wells & Septic
Septic-system and well permits in county jurisdiction
Roads & driveways
Wabasha County Highway Department
County-road driveway access applications and road questions
821 Hiawatha Drive West Wabasha, MN 55981
Contact details are copied from each office’s official page and were checked against it on September 27, 2026.
Do you need a building permit in Wabasha County, Minnesota?
Yes. Wabasha County Planning & Zoning administers the Minnesota State Building Code and issues building and land-use permits for the unincorporated county, while incorporated cities issue their own building permits.1 The Minnesota State Building Code is the statewide standard for covered construction, reconstruction, alteration, repair and use of buildings and structures.7
County permit fees vary, and the County Board may revise the fee schedule.8 Permit fees under the state code are established locally and may use fixed charges, construction-value schedules or both.9 Ask Planning & Zoning for the current project checklist and fee calculation before ordering materials. The county office states that it administers both the zoning ordinance and state building code.4
Who issues Wabasha County building permits, and how do you reach them?
Wabasha County Planning & Zoning is the building and zoning contact for land in county jurisdiction.4 The office is in the Old Courthouse Annex on Jefferson Avenue in Wabasha and accepts planning and zoning questions by phone or email.4 Incorporated-city projects go through the applicable city for building permits and zoning activity.1
The county provides an online permitting portal and project-specific checklists.4 A building official reviews building-code requirements and issues a permit when construction work complies with the code, but a proposal may still fail separate zoning requirements.10 Permitted work is subject to inspection, must remain accessible until approved, and cannot move past required inspection points without approval.11 The county's specific inspection schedule and certificate-of-occupancy practice could not be confirmed, so ask the office about required inspections when applying.
Does Wabasha County have zoning?
Yes. Wabasha County zoning applies outside incorporated municipalities and outside areas under a municipality's extraterritorial zoning jurisdiction.2 Incorporated municipalities can administer their own rules, and the City of Wabasha has a separate planning and zoning department.12
County districts include agricultural, agriculture-and-residential, rural-residential, floodplain and shoreland classifications.13 Lot size depends on the district and waterbody classification; the ordinance uses separate lot-area and lot-width standards.14 In the rural-residential district, cited minimums include side-yard, rear-yard and bluff setbacks, but overlays, road setbacks and variances can change the parcel answer.15 Get the zoning district and overlay status from Planning & Zoning before relying on acreage or a proposed building location.4
How do septic and well permits work in Wabasha County?
A new, replacement or repaired septic system in Wabasha County jurisdiction requires an approved septic permit before construction starts.3 New and replacement systems also require inspection, with the applicable local ordinance controlling inspection timing and procedure.16 Cities or townships with conforming septic ordinances may administer their own programs; the county covers places without one.17
Only about 6.7% of mapped soils avoid a “very limited” rating for conventional septic drain fields, so soil verification should come early in due diligence.18 Wabasha County's Wells & Septic contact reviews septic applications and provides system information.19 Covered well construction, sealing, or casing-modifying repair must be done by a licensed well contractor, and the county requires an approved well permit before work begins.6
Can you live in an RV or tiny home on your land in Wabasha County?
We could not confirm a general Wabasha County rule allowing long-term RV occupancy on a private parcel, a general temporary-camping duration, or an express tiny-home occupancy rule. Ask Wabasha County Planning & Zoning about the parcel's district, proposed duration, wastewater plan and whether the unit is treated as a dwelling or camping vehicle.
A garage or manufactured home may serve as a temporary dwelling for no more than 6 months only while construction of a permanent dwelling is actually underway and actively progressing.20 New manufactured homes installed for occupancy in Minnesota require an installation inspection under the applicable federal standards.21 Minnesota separately licenses recreational camping areas accommodating 5 or more tents or recreational camping vehicles, but that rule does not answer whether one household may occupy an RV on its own parcel.22
Building a home in Wabasha County: what are the steps?
- Confirm whether the parcel is in county jurisdiction or within a city or municipal extraterritorial zoning area.2
- Ask Wabasha County Planning & Zoning for the zoning district, overlays, project checklist, current fees and online application path.4
- Verify lot-area, lot-width and setback requirements for the specific district, shoreland status and sewage plan.1415
- Arrange septic soil work and obtain septic approval before system construction; secure the well permit before covered well work.36
- Submit the building and land-use materials, because county jurisdiction requires permits and applies the state building code.1
- Keep permitted work exposed for required inspections and obtain approval before proceeding beyond an inspection point.11
- If access is from a public highway, obtain any permit required by the responsible road authority; the county publishes a driveway-access application for county roads.2324
What should you check before buying land in Wabasha County?
Start with jurisdiction, zoning district and overlays because county zoning stops at incorporated municipalities and may also yield to municipal extraterritorial zoning.2 Confirm the building envelope against district-specific lot and setback standards.1415 If the parcel lies in a floodplain, building a house, placing fill, or installing a culvert or bridge generally requires a local floodplain permit.25
Treat septic feasibility as a purchase contingency because only about 6.7% of mapped soils avoid severe limitations for a conventional drain field.18 Confirm legal road access and the correct road authority before planning a driveway.23 The county's effective property-tax rate is about 1.1%, and the median annual property-tax bill is about $2,675, but parcel taxes will differ.2627 Finally, confirm the water source and any utility-connection obligations with Planning & Zoning because a general connection rule could not be confirmed.
Watch-outs
- County rules are not the answer inside an incorporated city or an area under municipal extraterritorial zoning; identify the governing jurisdiction first.2
- A septic permit must be approved before construction of a new, replacement or repaired system begins.3
- Long-term private-parcel RV occupancy, tiny-home occupancy and general temporary-camping limits remain unconfirmed; ask Wabasha County Planning & Zoning before buying or moving a unit onto land.24
- A state owner-builder contractor-license exemption does not waive building permits, inspections or occupancy requirements.5
Sources
- Wabasha County - Planning and Zoning (2026 county census)
- Wabasha County Zoning Ordinance, quoted and re-checked
- Wells & Septic - Wabasha County, quoted and re-checked
- Wabasha County Planning & Zoning (co.wabasha.mn.us)
- Sec. 326B.805 MN Statutes (Minnesota statewide rule), quoted and re-checked
- Wells & Septic - Wabasha County, quoted and re-checked
- 2025 Minnesota Statutes, section 326B.121 (Minnesota statewide rule), quoted and re-checked
- Wabasha County Zoning Ordinance, quoted and re-checked
- Minnesota State Building Code Adoption Guide (Minnesota statewide rule), quoted and re-checked
- Minnesota State Building Code Adoption Guide (Minnesota statewide rule), quoted and re-checked
- 1300.0210 INSPECTIONS (Minnesota statewide rule), quoted and re-checked
- Wabasha County Zoning Ordinance, quoted and re-checked
- Wabasha County Zoning Ordinance, quoted and re-checked
- Wabasha County Zoning Ordinance, quoted and re-checked
- Wabasha County Zoning Ordinance, quoted and re-checked
- Sec. 115.55 MN Statutes, quoted and re-checked
- Wells & Septic - Wabasha County, quoted and re-checked
- Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
- Wabasha County Planning & Zoning — Wells & Septic (co.wabasha.mn.us)
- Wabasha County Zoning Ordinance, quoted and re-checked
- Manufactured home information (Minnesota statewide rule), quoted and re-checked
- 2025 Minnesota Statutes, Chapter 327 (Minnesota statewide rule), quoted and re-checked
- Minnesota Statutes, section 160.18: Access to roads; approaches (Minnesota statewide rule), quoted and re-checked
- Wabasha County Highway Department (co.wabasha.mn.us)
- Floodplain Regulations (Minnesota statewide rule), quoted and re-checked
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: Bolthole Index county data
Written September 27, 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.