How much does a building permit cost in unincorporated Florence County, WI?

The minimum permit fee is Commercial $100 minimum; residential $50 minimum; UDC permit $200 minimum; accessory $50 minimum. Fees are calculated as: $0.20 per total square foot, subject to permit type minimums above.

What work is exempt from building permits in unincorporated Florence County, WI?

The following work is generally exempt: Routine repair and maintenance to structures in some contexts may be exempt in shoreline/resource provisions, but office notification may still be needed in special resource areas.; Utility distribution lines and equipment for telephone, communications, electric power, gas, water, and sewer are exempt except where other regulations apply.; Public roads and highways and related public road work are exempt from certain filling, grading, tree cutting, and waterway provisions.; No hunting, no trespassing, for sale, for rent, and similar signs are exempt from sign-permit requirements.; On-site signs advertising a product or service on the same lot are exempt from sign permit requirements when other ordinance conditions are met.; Residential accessory buildings under 200 square feet require only a zoning permit, not a building permit.. Note: Zoning exemptions do not necessarily remove other state code requirements; DSPS rules may still apply.

How do I schedule a building inspection in unincorporated Florence County, WI?

Inspections can be scheduled via: Florence County One Stop Application portal, County office guidance/filing.

County Building Permits

Florence County, WI - 2026 Building Permit Guide

How to apply for a building permit in unincorporated Florence County, Wisconsin. Permit authority, application steps, fees, and inspection requirements.

Wisconsin Updated March 2026

Permit Authority

Countywide for all towns and unincorporated areas in Florence County, Wisconsin.

Department: Florence County Planning, Zoning, Recycling and Solid Waste Department
Address: 501 Lake Avenue, Florence, WI 54121
Phone: 715-528-3206
Website: https://planning.florenceco.org/

Online Permit Portal

Open Florence County One Stop Application

Platform: Florence County One Stop Application • Account required: Yes • Submission: Online only

Additional resources:

Application Process

Start an application in the Florence County One Stop Application portal and select the permit type.
Submit required intake information and staff will review the application for completeness and accuracy.
Respond to any staff follow-up requests for additional information.
Pay required fees when the application is complete and approved.
Receive permit issuance and complete work under county and DSPS code requirements.
Schedule and complete required inspections, then close out with permit/inspections compliance as applicable.

Source: Florence County Planning, Zoning, Recycling and Solid Waste Department

General Requirements

Permits are required for land use, development, and many building-related activities under the county zoning ordinance; portal lists applications for new buildings, additions, alterations, roofs, fences, decks, pools, accessory buildings, manufactured homes, floodplain development, demolition, and signs.

Required Documents

Permit type-specific application materials and site information
Photo ID for day care services applications
Floodplain documentation where applicable
Any additional documents requested by county staff

Permit validity: Land use and conditional-use permits expire if construction or land preparation has not begun within 12 months of issuance; conditional use permits expire 12 months from authorization; sign permits expire if not completed within 6 months.
Building code: Wisconsin Department of Safety and Professional Services applies the Uniform Dwelling Code for one- and two-family dwellings and the Wisconsin Commercial Building Code for commercial construction.

Fees

Minimum permit fee: Commercial $100 minimum; residential $50 minimum; UDC permit $200 minimum; accessory $50 minimum
Permit fee formula: $0.20 per total square foot, subject to permit type minimums above
Reinspection fee: After-the-fact permit fees are tripled from the normal fee.
Penalty (no permit): After-the-fact permits also include an additional $25–$100 administrative fee.

Fees change. Verify current amounts at the official fee schedule.

Work That Does NOT Require a Permit

Routine repair and maintenance to structures in some contexts may be exempt in shoreline/resource provisions, but office notification may still be needed in special resource areas.
Utility distribution lines and equipment for telephone, communications, electric power, gas, water, and sewer are exempt except where other regulations apply.
Public roads and highways and related public road work are exempt from certain filling, grading, tree cutting, and waterway provisions.
No hunting, no trespassing, for sale, for rent, and similar signs are exempt from sign-permit requirements.
On-site signs advertising a product or service on the same lot are exempt from sign permit requirements when other ordinance conditions are met.
Residential accessory buildings under 200 square feet require only a zoning permit, not a building permit.

Important: Zoning exemptions do not necessarily remove other state code requirements; DSPS rules may still apply.

Inspections

How to Schedule

Florence County One Stop Application portal (online)
County office guidance/filing (in-person)

Inspection hours: Monday through Friday, 8:30 AM - 12:00 PM and 12:30 PM - 4:00 PM

Typical inspection sequence: Application intake and staff completeness review, fee payment after approval, permit issuance, completion of required work, final inspections, and issuance of Certificate of Zoning Compliance where applicable.

Additional Resources

Building code: Wisconsin Department of Safety and Professional Services applies the Uniform Dwelling Code for one- and two-family dwellings and the Wisconsin Commercial Building Code for commercial construction.
Zoning information: View zoning info
Florence County municipalities list
Florence County about page
DSPS UDC
DSPS Commercial Building Code
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 Florence County Planning, Zoning, Recycling and Solid Waste Department before applying.

Frequently Asked Questions

Florence County Building Permit FAQ

Do I need a building permit in unincorporated Florence County, WI?: Permits are required for land use, development, and many building-related activities under the county zoning ordinance; portal lists applications for new buildings, additions, alterations, roofs, fences, decks, pools, accessory buildings, manufactured homes, floodplain development, demolition, and signs.
How much does a building permit cost in unincorporated Florence County, WI?: The minimum permit fee is Commercial $100 minimum; residential $50 minimum; UDC permit $200 minimum; accessory $50 minimum. Fees are calculated as: $0.20 per total square foot, subject to permit type minimums above.
How do I apply for a building permit in unincorporated Florence County, WI?: 1. Start an application in the Florence County One Stop Application portal and select the permit type. 2. Submit required intake information and staff will review the application for completeness and accuracy. 3. Respond to any staff follow-up requests for additional information. 4. Pay required fees when the application is complete and approved. 5. Receive permit issuance and complete work under county and DSPS code requirements. 6. Schedule and complete required inspections, then close out with permit/inspections compliance as applicable.
What work is exempt from building permits in unincorporated Florence County, WI?: The following work is generally exempt: Routine repair and maintenance to structures in some contexts may be exempt in shoreline/resource provisions, but office notification may still be needed in special resource areas.; Utility distribution lines and equipment for telephone, communications, electric power, gas, water, and sewer are exempt except where other regulations apply.; Public roads and highways and related public road work are exempt from certain filling, grading, tree cutting, and waterway provisions.; No hunting, no trespassing, for sale, for rent, and similar signs are exempt from sign-permit requirements.; On-site signs advertising a product or service on the same lot are exempt from sign permit requirements when other ordinance conditions are met.; Residential accessory buildings under 200 square feet require only a zoning permit, not a building permit.. Note: Zoning exemptions do not necessarily remove other state code requirements; DSPS rules may still apply.
How do I schedule a building inspection in unincorporated Florence County, WI?: Inspections can be scheduled via: Florence County One Stop Application portal, County office guidance/filing.

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Navigating permits in Unincorporated Florence County can be complicated.

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Important: This page is an educational resource provided by jaspector.com. It is not legal advice, and it does not substitute for official guidance from the permit authority listed above. Permit requirements, fees, and processes change frequently. Always verify current requirements directly with the issuing department before beginning any construction project. Use of this page does not create an attorney-client relationship. Jaspector assumes no liability for any outcomes arising from reliance on this information.

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