County Building Permits
Washington County, WI - 2026 Building Permit Guide
How to apply for a building permit in unincorporated Washington County, Wisconsin. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
County permitting in unincorporated Washington County is not a unified building department. County Planning and Parks handles county-administered shoreland, floodplain, wetland, land division, and park/planning permits; applicants must also contact the specific town for building, zoning, driveway, and trade permit routing.
- Department
- Washington County Planning and Parks Department for county shoreland, wetland, floodplain, land division, and related unincorporated zoning approvals; building permits are otherwise routed through the applicable town inspector or town zoning office rather than a single countywide building department.
- Address
- 333 E Washington St, Suite 2300, West Bend, WI 53095
- Phone
- 262-335-4445
Online Permit Portal
Platform: Washington County Planning and Parks web forms and departmental routing • Account required: No • Submission: In-person only
Application Process
- Confirm whether the parcel is in unincorporated Washington County and whether county shoreland, wetland, floodplain, land division, or park/planning approvals apply.
- Use the county GIS tools and Planning and Parks pages to identify regulated areas and required county approvals.
- Submit county applications for any county-regulated approvals and town applications for building or zoning permits as required.
- Do not begin work until both county and town approvals are issued where applicable.
General Requirements
County approvals are required for county-regulated activities in unincorporated areas, especially shoreland, floodplain, wetland, and land division matters. Building permits are generally handled by the town inspector.
Required Documents
- Varies by permit type; typically site plans, surveys, project descriptions, and regulated-area information.
- Building code
- County pages reviewed are planning and zoning oriented rather than a unified county building code page.
Fees
- Payment note
- Applicants may need separate county and town payments depending on permit routing.
Fees change. Verify current amounts at the official fee schedule.
Work That Does NOT Require a Permit
- Applicants should not assume exemption for shoreland, floodplain, wetland, or land division activity without county confirmation.
Inspections
How to Schedule
- Varies by permit type and by the town inspector for building inspections. (contact)
- Inspection hours
- County office hours were not clearly posted on the page reviewed.
Typical inspection sequence: County inspections vary by county permit type; structural inspections are routed through the town or town-contracted inspector.
Additional Resources
- Building code: County pages reviewed are planning and zoning oriented rather than a unified county building code page.
- Zoning information: View zoning info
- Other useful links
- Other useful links
- 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 Washington County Planning and Parks Department for county shoreland, wetland, floodplain, land division, and related unincorporated zoning approvals; building permits are otherwise routed through the applicable town inspector or town zoning office rather than a single countywide building department. before applying.
Frequently Asked Questions
Washington County Building Permit FAQ
- Do I need a building permit in unincorporated Washington County, WI?
- County approvals are required for county-regulated activities in unincorporated areas, especially shoreland, floodplain, wetland, and land division matters. Building permits are generally handled by the town inspector.
- How do I apply for a building permit in unincorporated Washington County, WI?
- 1. Confirm whether the parcel is in unincorporated Washington County and whether county shoreland, wetland, floodplain, land division, or park/planning approvals apply. 2. Use the county GIS tools and Planning and Parks pages to identify regulated areas and required county approvals. 3. Submit county applications for any county-regulated approvals and town applications for building or zoning permits as required. 4. Do not begin work until both county and town approvals are issued where applicable.
- What work is exempt from building permits in unincorporated Washington County, WI?
- The following work is generally exempt: Applicants should not assume exemption for shoreland, floodplain, wetland, or land division activity without county confirmation..
- How do I schedule a building inspection in unincorporated Washington County, WI?
- Inspections can be scheduled via: Varies by permit type and by the town inspector for building inspections..
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