In unincorporated San Diego County, open fences (wire, wrought iron, pipe, rails) may be up to 72 inches (6 ft). Fences in visibility areas (intersections, driveways) cannot exceed 3 feet. Solid fences in front yards limited to 42 inches. Rear and side yard fences up to 6 feet.
The County Zoning Ordinance regulates fence heights in unincorporated areas. Open fences consisting of woven or barbed wire, wrought iron, pipe corral, or rails may be up to 72 inches. Solid fences in front setback areas are limited to 42 inches. In visibility areas at intersections and driveway approaches, no fence may exceed 36 inches to maintain sight lines for traffic safety. Rear and side yard fences may be up to 6 feet in height. Fences within 5 feet of a structure in wildfire zones must be constructed of non-combustible or approved fire-retardant materials.
Fences exceeding height limits or built without permits may result in code enforcement action, required modification or removal, and fines.
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See how San Diego County's height limits rules stack up against other locations.
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