Building Setbacks & Zoning in Antioch, CA (2026)
3 verified building setbacks & zoning rules for Antioch, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Setback Rules
Antioch's § 9-5.601 table sets front-yard setbacks by street type, from 20 feet on local streets to 30 feet on arterials for single-family homes, plus a rule guaranteeing at least one 10-foot side yard on 25% of lots in a subdivision, with the other side yard permitted at five feet.
Antioch Front, Side, and Rear Yard Setbacks
Some RestrictionsAntioch Municipal Code § 9-5.601 (Height, Area & Setback Regulations Table, footnotes e, f, k)
e For at least 25% of the lots in a given subdivision, one side yard of an interior lot shall be 10 feet in width and the other side yard can be five feet. The 10-foot side yard area shall remain as unrestricted open area. This shall also apply to all two-story single-family residential lots. f Front yard and street side setbacks shall be reserved for landscaping only, excluding access and ...
Structure Height Limits
Antioch's zoning height table at AMC § 9-5.601 fixes maximum structure height by district: 35 feet in the R-4 and R-6 single-family zones, 45 feet in R-10 through R-35, and up to 70 feet in the C-3 and M-2 zones, measured from average grade to the roof's topmost point.
Antioch Residential Building Height Limits
Some RestrictionsAntioch Municipal Code § 9-5.601 (Height, Area & Setback Regulations Table, footnote b)
b Height shall mean the vertical distance from the average level of the highest and lowest point of that portion of the lot covered by the structure, excluding below ground basements, to the topmost point of the roof. Exceptions to the specified height limitation shall include the spires, belfries, cupolas and domes of religious facilities (e.g., churches, mosques, temples), monuments, water ...
Lot Coverage Limits
Antioch's height, area, and setback table at AMC § 9-5.601 caps building footprint by zoning district: 40% in the R-4, R-6, and R-10 residential zones, rising to 50% in R-25, R-35, and the M-1/M-2 industrial districts, and 35% in the C-0 through C-2 commercial zones.
Antioch Maximum Lot Coverage by Zone
Some RestrictionsAntioch Municipal Code § 9-5.601 (Height, Area & Setback Regulations Table, Maximum Lot Coverage column)
HEIGHT, AREA & SETBACK REGULATIONS FOR PRIMARY STRUCTURE Minimum Lot Minimum Maximum Minimum Side Maximum Minimum Maximum Allowed Allowed Front in Feete Rear Zone Height Building Lot (Units per Units Per Yard Yard Feetb Site Sq. Cove...
Looking for Contra Costa County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Antioch city rules.
Building Setbacks & Zoning in Contra Costa County →