Grant County, WI — 2026 Building Permit Guide

On this page 6

§ 01

Permit authority

Grant County Conservation, Sanitation, and Zoning Department

Street address

150 West Alona Lane, Suite 1, Lancaster, WI 53813

Phone

608-723-6080

Coverage

Unincorporated Grant County; county zoning ordinance applies to unincorporated lands and waters except where municipal extraterritorial zoning or other exclusions apply.

Online portal

Grant County Land Records / Permit Search

county land records web portal

Website

Department website

§ 02

When a permit is required

Permit triggers and exempt work for Grant County

County zoning permit required for regulated work in unincorporated areas; no zoning permit required for some older or low-value work, but see exemptions below.

Scope of work

Permit?

Maintenance repairs regardless of cost

Exempt

Improvements or alterations to an existing structure of $500 or less that do not change use or encroach on yard or open space requirements

Exempt

Accessory structures costing $500 or less still require a permit, but the applicant is exempt from the permit fee

Exempt

Exempt Maintenance repairs regardless of cost
Exempt Improvements or alterations to an existing structure of $500 or less that do not change use or encroach on yard or open space requirements
Exempt Accessory structures costing $500 or less still require a permit, but the applicant is exempt from the permit fee

Required documents

Zoning permit application
For conditional uses or planned unit development, duplicate application
Site plan
Any additional information requested by the administrator or committee

Building code: County zoning ordinance references Wisconsin statutes and local zoning administration; no separate public county building code adoption notice located.
Contractor requirements: No county-specific contractor registration rule located publicly, but state dwelling contractor and plumber licensing rules still apply where relevant.

Source: Grant County Conservation, Sanitation, and Zoning Department ↗

§ 03

Application process

Application → plan check → issuance → inspection → final

01

Start with zoning review and permit application through CSZD.
02

County ordinance says the zoning administrator issues zoning permits when the proposal complies; conditional use permits are decided by the CSZ Committee.

Source: Grant County Conservation, Sanitation, and Zoning Department ↗

§ 04

Fee schedule

Grant County building permit fees

Fee type

Amount

Permit fee formula

Fees are set in a separate fee schedule amended by the CSZ Committee.

Penalty (no permit)

Forfeiture of not less than $200 and not more than $500, plus costs and attorney fees, for each day of zoning violation.

§ 05

Required inspections

Scheduling and sequence

Typical sequence: Zoning administrator may inspect land or water at any reasonable time; building inspection is not clearly separated from zoning in public materials reviewed.

§ 06

Frequently asked

Common questions about unincorporated Grant County permits

01 Do I need a building permit in unincorporated Grant County, WI? ▸

County zoning permit required for regulated work in unincorporated areas; no zoning permit required for some older or low-value work, but see exemptions below.

02 How much does a building permit cost in unincorporated Grant County, WI? ▸

Building permit fees in unincorporated Grant County, WI are set by the local building department and vary by project type and valuation. Fees are calculated as: Fees are set in a separate fee schedule amended by the CSZ Committee..

03 How do I apply for a building permit in unincorporated Grant County, WI? ▸

To apply for a building permit in unincorporated Grant County, WI, follow these steps: 1. Start with zoning review and permit application through CSZD. 2. County ordinance says the zoning administrator issues zoning permits when the proposal complies; conditional use permits are decided by the CSZ Committee.

04 What work is exempt from building permits in unincorporated Grant County, WI? ▸

Not all construction work requires a permit in unincorporated Grant County, WI. The following work is generally exempt: Maintenance repairs regardless of cost; Improvements or alterations to an existing structure of $500 or less that do not change use or encroach on yard or open space requirements; Accessory structures costing $500 or less still require a permit, but the applicant is exempt from the permit fee. When in doubt, confirm with the local building department before starting work.

last verified April 2026 source Grant County Conservation, Sanitation, and Zoning Department ↗ entry id permits/wisconsin/grant/unincorporated

Report a correction

Educational reference. Permit rules and fees change — confirm current requirements directly with Grant County Conservation, Sanitation, and Zoning Department before applying. Jaspector is not legal advice.