3 county-level rules, plus city-specific rules for 1 city in Will County, Illinois.
Verified from official government sources
Will County Land Use Ordinance sets minimum setbacks by zoning district. Typical R-2A residential: 40 ft front, 10 ft side, 40 ft rear. Joliet, Bolingbrook, Plainfield, Romeoville, Lockport, Mokena, Frankfort, and New Lenox each enforce their own municipal zoning setbacks inside corporate limits.
Will County LUO caps residential structures at 35 ft. Joliet, Bolingbrook, Plainfield, and other Will County cities generally allow 2.5 stories or 35 ft in single-family districts, with taller limits in commercial, downtown, and industrial zones serving the CenterPoint / BNSF intermodal corridor.
Will County LUO limits residential lot coverage to 30 to 40% depending on district. Municipal limits range 35% (Frankfort large-lot R-1) to 50% (Romeoville R-4). Countywide Stormwater Ordinance adds impervious-surface triggers for flood-prone Des Plaines, DuPage, and Kankakee River basins.
1 cities in Will County have their own building setbacks & zoning rules. Each link goes to that city's dedicated page with code citations.
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Will County Ordinance Hub →