Retaining Walls: Florin vs Herald
How do retaining walls rules compare between Florin, CA and Herald, CA?
Florin and Herald have similar restriction levels.
Florin, CA
Sacramento County
Retaining walls over 4 feet (measured from bottom of footing to top of wall) require a building permit per the California Residential Code adopted via SCC Title 16. Any retaining wall supporting a surcharge (additional structural load like a driveway, building, or pool) requires a permit regardless of height.
View full Florin rules →Herald, CA
Sacramento County
In unincorporated Sacramento County, an interior-yard fence may sit on a retaining wall up to 4 feet under Zoning Code Section 5.2.5.B.4. Taller retaining walls, and retaining-wall-plus-fence combinations, can be subject to additional zoning approval, and retaining walls over 4 feet typically require a building permit and engineering.
View full Herald rules →Key Facts Comparison
| Fact | Florin | Herald |
|---|---|---|
| Permit Threshold | >4 ft or any surcharge | - |
| Code | CBC §1807 / CRC §R404 | - |
| Engineering | Required >4 ft | - |
| Retaining wall under fence (interior) | - | Up to 4 feet (Zoning 5.2.5.B.4) |
| Building permit exemption | - | Wall not over 4 feet (CA Building Code) |
| Surcharged / taller walls | - | Permit + engineering |
| Combination over limits | - | Minor Use / Special Development Permit |
| Building permit info | - | 916-874-5479 |
| Zoning section | - | Zoning Code 5.2.5.B.4 |
Highlighted rows indicate differences between cities.
Florin FAQ
Is a 3-ft garden wall exempt?
Yes, if it supports no surcharge and is under 4 ft. Stacking multiple short walls to total over 4 ft may still trigger engineering review.
Herald FAQ
How tall can a retaining wall be under a fence in Sacramento County?
For interior yards, Zoning Code Section 5.2.5.B.4 allows a fence up to 7 feet to sit on a retaining wall up to 4 feet. Combinations exceeding the standards may require a Minor Use or Special Development Permit.
Do I need a building permit for a retaining wall?
Under the California Building Code, a retaining wall not over 4 feet (footing to top) generally needs no building permit unless it supports a surcharge. Taller walls require a permit and engineered plans; verify with County Building Permits.
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