Building Department in Rock County, WI

Explore all public building departments in Rock County, WI including locations, hours, and contact information.

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Janesville Zoning
18 North Jackson Street, Janesville, WI 53548
608-755-3085
Rock County Planning Department
51 South Main Street, Janesville, WI 53545
608-757-5597
Beloit Planning Department
100 State Street, Beloit, WI 53511
608-364-6700