Building Setbacks & Zoning in Mount Prospect, IL (2026)
3 verified building setbacks & zoning rules for Mount Prospect, Illinois, sourced directly from the municipal code and official government pages.
Verified from official government sources
Setback Rules
In the R-1 district of the Village of Mount Prospect, § 14.905 sets a residential front yard of 30 feet, an exterior side yard of 10 feet and a rear yard of 25 feet. The interior side yard is 10 percent of lot width or 10 feet, whichever is less. Every other district, from R-X to R-4, prints its own yard table.
R-1 Yard Setback Requirements in Mount Prospect, IL
Some RestrictionsMount Prospect Village Code § 14.905
B. Yard Requirements: Any building or structure hereafter constructed or relocated in the R-1 district shall maintain minimum yards as follows: 1. All permitted and conditional uses for residential: Front yard 30 feet Interior side yard 10 percent of lot width or 10 feet whichever is less Exterior side yard 10 feet Rear yard 25 feet
Structure Height Limits
In the Village of Mount Prospect, a residential building in the R-1 single-family district cannot exceed thirty five feet (35'). Nonresidential principal or accessory buildings on an R-1 zoning lot top out at forty feet (40'). Chimneys, flagpoles, steeples up to seventy five feet (75') and antennas attached to the principal structure are excluded from the height limits.
Mount Prospect R-1 Residential Building Height Limits
Some RestrictionsMount Prospect Village Code § 14.905
D. Height Limitations: The following height limitations apply to principal buildings constructed in the R-1 district: 1. Residential Buildings: The maximum height of a residential building shall not exceed thirty five feet (35'). 2. Nonresidential: No principal or accessory building located on a zoning lot shall exceed forty feet (40') in height. 3. Exceptions: The following shall be excluded f...
Lot Coverage Limits
In the R-1 district, § 14.905 C caps total impervious surfaces at 45 percent of a lot for residential uses and 75 percent for nonresidential uses in the Village of Mount Prospect. The front and exterior side yards of a single-family residence are separately capped at 45 percent of the required yard.
Impervious Lot Coverage Limits in Mount Prospect, IL
Some RestrictionsMount Prospect Village Code § 14.905
C. Coverage Limitations: 1. Lot Coverage: No lot in the R-1 district shall be developed with total impervious surfaces exceeding forty five percent (45%) for permitted and conditional residential uses, or seventy five percent (75%) for permitted and conditional nonresidential uses. 2. Front And Exterior Side Yard Coverage: No front or exterior side yard of a single-family resi...
Looking for Cook County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Mount Prospect city rules.
Building Setbacks & Zoning in Cook County →