Santa Clara County, CA Accessory Structures: Shed & Carport Rules (2026)
Shed permit rules in Santa Clara County, CA, also referred to as storage shed, backyard shed, or accessory building regulations, set size limits, setbacks, and when a building permit is required.
Key Facts
- Max height
- 12 ft, one story
- Ridge cap with gable roof
- 16 feet
- Rear-yard coverage cap
- 30 percent
- Dwelling separation
- at least 6 feet
Summary
In unincorporated Santa Clara County, detached accessory buildings in urban residential zoning districts are capped at 12 feet in height and one story, and must sit in the rear yard or a rear setback area.
Detached accessory buildings in all R1, R1E, RHS, R1S, R3S, R2 districts, and A1 districts within urban service areas are subject to all of the following regulations:1.Height shall not exceed 12 feet and is limited to no more than one story... In no case may the ridge height exceed 16 feet...5.Rear yard coverage of detached accessory buildings shall not cumulatively exceed 30 percent.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 65).
Full Breakdown
Zoning Ordinance Section 4.20.020(D) limits detached accessory buildings in R1, R1E, RHS, R1S, R3S, R2, and urban-service-area A1 districts to 12 feet in height (16 feet at the ridge with a gable or hip roof), one story, and placement in the rear half of the lot or at least 75 feet from the front property line. Side and rear setbacks follow the California Building Code's fire-separation distance, dwellings must sit at least six feet away, and rear-yard coverage from accessory buildings cannot exceed 30 percent. Rural-zoned lots get taller allowances under subsection (E).
Violations & Fines
A shed or accessory building that exceeds these height, placement, or coverage limits is a zoning violation the County can require the owner to modify or remove through code enforcement.
Frequently Asked Questions
How close to my property line can a shed go?
Do rural parcels get taller sheds?
Sources & Official References
Other rules in Santa Clara County
How Santa Clara County compares: Shed Permit Requirements by City·California rules heatmap·Compare Santa Clara County to another location·View the California accessory structures overview
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