Building setbacks, fence regulations, and zoning requirements for Marathon County.
Setback requirements determine how far structures must be from property lines. These minimums apply to most residential construction in unincorporated Marathon County.
Setbacks vary by district and development type. Conservation developments: R-R district requires 75 ft front/60 ft rear; L-D-R district requires 40 ft front/40 ft rear; U-R district requires 30 ft front/40 ft rear. Accessory structures (per Table 6): 7 ft from side/rear property lines, 15 ft from principal structure in all residential districts. Values shown represent U-R district minimums.
Source: Chapter 17 - ZONING, Section 17.19, Table 6
Fence height limits and placement rules for Marathon County, Wisconsin.
On property line: Contact county
Source: Chapter 17 - ZONING
Walk your land and see the boundaries appear in AR. Know exactly where setbacks apply.
Get ParcelVisionDisclaimer: This information is extracted from Marathon County ordinances for reference only. Regulations vary by zoning district and may have changed. Contact the Marathon County Planning Department for official guidance before building.
Last updated: May 2026