3 rules for unincorporated Rock County, Wisconsin.
Verified from official government sources
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.
Wis. 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.
Rock County sets no countywide building-height limit for general zoning. Maximum structure height in residential and rural districts is fixed by your city, village, or unincorporated town. The county regulates height only where shoreland, floodplain, or airport-overlay zoning applies.
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.
Wis. 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.
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