Height Limits: Bonsall vs San Marcos
How do height limits rules compare between Bonsall, CA and San Marcos, CA?
Bonsall and San Marcos have similar restriction levels.
Bonsall, CA
San Diego County
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.
View full Bonsall rules →San Marcos, CA
San Diego County
San Marcos limits front yard fences and walls to 42 inches (3.5 feet) in height. Side and rear yard fences may be up to 6 feet, with freestanding masonry walls up to 7 feet allowed without a building permit but subject to city standards. Fences above 6 feet require planning department approval.
View full San Marcos rules →Key Facts Comparison
| Fact | Bonsall | San Marcos |
|---|---|---|
| Front Yard (Solid) | 42 inches maximum | - |
| Side/Rear Yard | 6 feet maximum | Up to 6 feet |
| Open Fence | 72 inches (wire, iron, pipe) | - |
| Visibility Area | 3 feet maximum | - |
| Wildfire Zone | Non-combustible within 5 ft of structure | - |
| Front Yard Maximum | - | 42 inches (3.5 ft) |
| No Permit Needed | - | Up to 7 ft (masonry walls) |
| Over 6 Feet | - | Planning approval required |
| Development Services | - | (760) 744-1050 x3233 |
Highlighted rows indicate differences between cities.
Bonsall FAQ
How tall can my fence be in unincorporated San Diego County?
Side and rear yard fences can be up to 6 feet. Solid front yard fences are limited to 42 inches. Open fences (wire, iron, pipe) can be up to 72 inches. Visibility areas near intersections are limited to 3 feet.
Do I need fire-resistant fencing?
In wildfire zones, any fence within 5 feet of a building must be non-combustible or approved fire-retardant material per the County's fire code.
Can I build a taller fence with a permit?
Fences exceeding the standard height limits may require a variance from the County. Contact Planning & Development Services to discuss your specific situation.
San Marcos FAQ
How tall can a fence be in San Marcos CA?
Front yard fences are limited to 42 inches. Side and rear yard fences can be up to 6 feet. Freestanding masonry walls up to 7 feet do not require a building permit but must meet city standards. Fences over 6 feet need Planning Department approval.
Do I need a permit to build a fence in San Marcos?
Wood fences and freestanding masonry walls up to 7 feet in height do not require a building permit but must conform to city standards. Fences exceeding 6 feet require Planning Department approval. Contact Development Services at (760) 744-1050 x3233.
Can I put a tall fence in my front yard in San Marcos?
No. Front yard fences and walls are limited to 42 inches (3.5 feet) under the San Marcos zoning ordinance. This ensures neighborhood visibility and character. Side and rear yards allow up to 6 feet.
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