County Building Permits
Walworth County, WI - 2026 Building Permit Guide
How to apply for a building permit in unincorporated Walworth County, Wisconsin. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
County zoning, shoreland, floodplain, erosion control, and related land-use permits in unincorporated Walworth County. The county FAQ states the township-level building inspector reviews and inspects construction for Uniform Dwelling Code compliance, so there is no single countywide building department for ordinary building permits in unincorporated areas.
- Department
- Walworth County Land Use and Resource Management Department (LURM)
- Address
- Walworth County Government Center, 100 W Walworth Street, Elkhorn, WI 53121
Online Permit Portal
Platform: Public forms/download page • Account required: No • Submission: In-person only
Application Process
- Confirm whether the work is regulated by county zoning, shoreland, wetland, floodplain, erosion control, or sanitation rules.
- Use the county forms page for any county land use, stormwater, or conservation-related application.
- Submit required plans, site information, and any township or county forms.
- Receive county approval for county-regulated items and township approval/inspection for the building code portion where applicable.
Source: Walworth County Land Use and Resource Management Department (LURM)
General Requirements
County permits are required for county-regulated land disturbance, shoreline, floodplain, wetland, and related work. For standard building work in unincorporated areas, the township inspector handles UDC building permits.
- Building code
- Wisconsin Uniform Dwelling Code is referenced by the county FAQ for township-level building inspection in unincorporated areas.
Fees
- Permit fee formula
- County zoning and land-use fees are published through county forms and fee schedules, but the public page reviewed did not expose a single plain-text formula for every permit type
- Reinspection fee
- County after-the-fact or enforcement fees may apply where work begins before approval, but a single countywide building reinspection schedule was not clearly published on the reviewed pages
Fees change. Verify current amounts at the official fee schedule.
Work That Does NOT Require a Permit
Contact the Walworth County Land Use and Resource Management Department (LURM) to confirm whether your project requires a permit before starting work.
Inspections
How to Schedule
- Township building inspector process for UDC work; county reviews county-regulated items only. (contact)
Typical inspection sequence: Township building review and inspections for normal building code work, with county review when zoning, shoreland, floodplain, erosion, or sanitation approvals are required.
Additional Resources
- Building code: Wisconsin Uniform Dwelling Code is referenced by the county FAQ for township-level building inspection in unincorporated areas.
- Planning/Zoning
- Forms
- FAQ
- License lookup guide: Wisconsin Contractor License Requirements
- Contract template: Wisconsin Homeowner-Contractor Agreement
- Wisconsin hub: Wisconsin Contractor License & Permit Hub
Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Walworth County Land Use and Resource Management Department (LURM) before applying.
Frequently Asked Questions
Walworth County Building Permit FAQ
- Do I need a building permit in unincorporated Walworth County, WI?
- County permits are required for county-regulated land disturbance, shoreline, floodplain, wetland, and related work. For standard building work in unincorporated areas, the township inspector handles UDC building permits.
- How much does a building permit cost in unincorporated Walworth County, WI?
- Fees are calculated as: County zoning and land-use fees are published through county forms and fee schedules, but the public page reviewed did not expose a single plain-text formula for every permit type.
- How do I apply for a building permit in unincorporated Walworth County, WI?
- 1. Confirm whether the work is regulated by county zoning, shoreland, wetland, floodplain, erosion control, or sanitation rules. 2. Use the county forms page for any county land use, stormwater, or conservation-related application. 3. Submit required plans, site information, and any township or county forms. 4. Receive county approval for county-regulated items and township approval/inspection for the building code portion where applicable.
- How do I schedule a building inspection in unincorporated Walworth County, WI?
- Inspections can be scheduled via: Township building inspector process for UDC work; county reviews county-regulated items only..
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