Building Setbacks & Zoning in Joliet, IL (2026)
3 verified building setbacks & zoning rules for Joliet, Illinois, sourced directly from the municipal code and official government pages.
Verified from official government sources
Setback Rules
The City of Joliet regulates building setbacks through its Zoning Ordinance (Chapter 23). Setback requirements vary by zoning district. In residential districts, front setbacks are typically 25-30 feet, side setbacks are 5-10 feet, and rear setbacks are 25-30 feet. Corner lots require a corner side yard setback of 20 feet or the existing setback of the principal residence, whichever is greater.
Joliet Building Setback Requirements
Some RestrictionsStructure Height Limits
The City of Joliet regulates building heights through the Zoning Ordinance (Chapter 23). Height limits vary by zoning district. Residential zones generally limit principal structures to 35 feet, while accessory structures such as sheds cannot exceed 15 feet. Building height is measured from grade to the highest point of the roof.
Joliet Structure Height Limits
Some RestrictionsLot Coverage Limits
The City of Joliet limits lot coverage by all roofed structures to no more than 30% of the total lot area. This limit excludes driveways, sidewalks, pools, decks/patios, and fences. The lot coverage requirement is part of the Zoning Ordinance and is enforced during the building permit review process.
Joliet Lot Coverage Requirements
Some RestrictionsLooking for Will County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Joliet city rules.
Building Setbacks & Zoning in Will County →