Building Setbacks & Zoning in Rock County, WI (2026)
2 county-level rules, plus city-specific rules for 2 cities in Rock County, Wisconsin.
Verified from official government sources
Setback Rules
General yard setbacks are set by your city, village, or town zoning. Rock County directly enforces the mandatory shoreland setback: at least 75 feet from the ordinary high-water mark of navigable waters for buildings and structures, under NR 115 and the county shoreland ordinance.
Building Setback Rules in Rock County, WI
Some RestrictionsWis. Admin. Code NR 115.05(1)(b)
Shoreland setback. Except where exempt under subd. 1m., a setback of 75 feet from the ordinary high-water mark of any navigable waters to the nearest part of a building or structure shall be required for all buildings and structures.
Lot Coverage Limits
Maximum lot coverage and impervious-surface limits for general zoning are set by your city, village, or unincorporated town. Rock County directly limits impervious surface only within its shoreland districts, where NR 115 caps hard-surface coverage near navigable water.
Lot Coverage Limits in Rock County, WI
Some RestrictionsWis. Admin. Code NR 115.05(1)(b)
The county shall require establishment and maintenance of a vegetative buffer zone within 35 feet inland as a vegetative buffer zone and prohibit removal of vegetation in the vegetative buffer zone except as follows: a. The county may allow routine maintenance of vegetation.
Building Setbacks & Zoning by City in Rock County
2 cities in Rock County have their own building setbacks & zoning rules. Each link goes to that city's dedicated page with code citations.
All Rock County ordinances
See every category we cover for Rock County: parking, noise, fences, fires, animals, pools, and more.
Rock County Ordinance Hub →