Shed Rules: Fontana vs Hesperia
How do shed rules rules compare between Fontana, CA and Hesperia, CA?
Fontana has fewer restrictions than Hesperia.
Fontana, CA
San Bernardino County
In Fontana, sheds under 120 sq ft, 1 story, and 12 ft tall need no building permit per the CRC. Zoning setbacks still apply, and larger sheds or any utilities trigger a permit.
View full Fontana rules →Hesperia, CA
San Bernardino County
Hesperia Municipal Code §16.20.390 caps total enclosed accessory buildings (sheds, workshops) at 1,000 sq ft plus 7.5% of net lot area in residential zones. Sheds count as 'accessory buildings' under §16.08.005 when at least 50% enclosed. Building permits are required for sheds over 120 sq ft per the California Building Code.
View full Hesperia rules →Key Facts Comparison
| Fact | Fontana | Hesperia |
|---|---|---|
| Permit exemption | Under 120 sq ft, 1 story, 12 ft height, no utilities | - |
| Zoning setbacks | Typically 3 to 5 feet side and rear yard | - |
| Coverage limit | Accessory structures often capped near 30 percent rear yard | - |
| Utilities trigger permit | Electrical, plumbing, or HVAC requires building permit | - |
| Front-yard ban | Sheds generally not allowed in front-yard setback | - |
| Permit Threshold | - | Over 120 sq ft (CBC); zoning rules apply at any size |
| Max Aggregate Area | - | 1,000 sq ft + 7.5% of net lot area (§16.20.390) |
| Max Height | - | 35 ft / 2.5 stories; 20 ft within 30 ft of side/rear (§16.20.410) |
| Metal Sheds | - | A, RR, R1-18,000 zones only; rear-yard placement (§16.20.420) |
| Code Authority | - | Hesperia MC §§16.08.005, 16.20.390, 16.20.410, 16.20.420 |
Highlighted rows indicate differences between cities.
Fontana FAQ
Do I need a permit for a 10 by 10 shed in Fontana?
A 10 by 10 shed is 100 square feet - under the 120 square foot CRC exemption, so no building permit is needed as long as there is no power or plumbing.
How close to my fence can I put a shed?
Fontana zoning typically requires at least 3 to 5 feet from side and rear property lines, even for permit-exempt sheds.
Can I run an outlet to my shed?
Adding electrical service requires a permit from Fontana Building and Safety and a licensed electrician for any hardwired circuits.
Hesperia FAQ
Do I need a permit for a shed in Hesperia?
California Building Code exempts utility sheds 120 sq ft or smaller from a building permit, but Hesperia zoning setbacks, height limits, and aggregate area caps under §16.20.390 still apply. Anything over 120 sq ft needs a building permit from the Building & Safety Division.
Can I put a metal shed in my backyard in Hesperia?
Only if your property is in the A (Agricultural), RR (Rural Residential), or R1-18,000 zone district. Even then, metal accessory buildings must be placed between the rear of the primary residence and the rear property line (§16.20.420).
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