Shed permit rules in San Marcos, CA — also referred to as storage shed, backyard shed, or accessory building regulations — set size limits, setbacks, and when a building permit is required.
San Marcos exempts detached sheds under 120 square feet from building permits. Sheds must comply with zoning setbacks. Larger accessory buildings require permits and must meet building code standards.
San Marcos exempts detached sheds less than 120 square feet from building permit requirements. These exempt structures must still comply with zoning setback requirements for the underlying district. Larger accessory buildings require building permits and must meet current building code standards. Accessory structures may not be located in required front yards. They must be subordinate to the primary dwelling in size and height. The building must comply with lot coverage limitations. Storage sheds must not be used for habitable purposes. Fire setback requirements apply to all accessory structures regardless of size.
Sheds over 120 sq ft without permits are building code violations. Structures in setbacks or front yards face removal orders.
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Side-by-side rule comparisons with other cities in San Diego County.
See how other cities in San Diego County handle shed rules.
See how San Marcos's shed rules rules stack up against other locations.
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