Building Setbacks & Zoning in Fullerton, CA (2026)
3 verified building setbacks & zoning rules for Fullerton, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Setback Rules
Front yard setbacks in Fullerton's R-1 and R-1P zones scale with lot size, running from 15 feet on R-1-7,200 lots up to 35 feet on R-1-20,000-and-over lots, while interior side yards hold at 5 feet across most single-family lot sizes. Table 15.17.050(A), adopted under Fullerton Municipal Code section 15.17.050(B), sets these minimums for the R-1, R-1P, R-2 and R-2P zone classifications.
Fullerton Yard Setback Minimums by Zone
Some RestrictionsFullerton Code of Ordinances § 15.17.050(B)(1)-(2)
(1) Generally. Building setbacks shall be as prescribed in Table 15.17.050(A). Fence and wall height and location restrictions are found in division (G) below. (2) Front yard. The front yard building setback shall be no less than the average of the front setbacks for the two adjacent homes. The front yard setback specified in Table 15.17.050(A) shall be the requirement when the average of t...
Structure Height Limits
Fullerton caps single-family homes at 20 feet for a one-story structure and 30 feet for a two-story structure, measured from natural grade. Fullerton Municipal Code § 15.17.050(D) and Table 15.17.050(C) set these limits for the R-1, R-1P, R-2 and R-2P zones.
Fullerton Residential Building Height Limits
Some RestrictionsFullerton Code of Ordinances § 15.17.050(D); Table 15.17.050(C)
(D) Maximum height requirements. Maximum height requirements shall be in accordance with Table 15.17.050(C). A conditional use permit may be approved for taller structures when the average natural grade of the lot exceeds 25%. Table 15.17.050(C) Maximum Height Requirements One-story 20 feet above natural grade Two-story 30 feet above natural grade
Lot Coverage Limits
Fullerton caps how much of a residential lot a house can cover, scaled to lot size. Fullerton Municipal Code § 15.17.050(C)(1) and Table 15.17.050(B) set lot coverage from 45% on the largest R-1 lots up to 60% on smaller R-1 lots and all R-2 lots.
Fullerton Residential Lot Coverage Limits
Some RestrictionsFullerton Code of Ordinances § 15.17.050(C)(1); Table 15.17.050(B)
(C) Lot coverage, building area and floor/area ratio requirements. (1) The lot coverage and floor/area ratio shall be in accordance with Table 15.17.050(B). Table 15.17.050(B) Lot Coverage and Floor/Area Ratio Requirements Zone Lot Coverage FAR R-1-7,200 or less 0.60 0.50 Over R-1-7,200 to R-1-10,000 0.55 0.45 Over R-1-10,000 to R-...
Looking for Orange County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Fullerton city rules.
Building Setbacks & Zoning in Orange County →