Folsom vs Isleton
How do fence requirements rules compare between Folsom, CA and Isleton, CA?
Folsom and Isleton have similar restriction levels.
Folsom, CA
Sacramento County
Folsom requires a 25-foot sight-visibility triangle at corner lots and driveway intersections. Within the triangle, no fence, wall, vegetation, or obstruction over 30 inches tall is permitted. Rule applies to all residential zones to protect traffic sight lines.
View full Folsom rules →Isleton, CA
Sacramento County
Corner lots in Isleton must keep a sight-distance triangle clear of fences, hedges, and other obstructions higher than about 3 feet. Typical triangle legs are 25 feet along each street from the corner of the intersection.
View full Isleton rules →Key Facts Comparison
| Fact | Folsom | Isleton |
|---|---|---|
| Triangle Size | 25 ft corner / 10 ft drive | - |
| Height Max | 30 inches | - |
| Canopy Trees | OK if >7 ft clear | - |
| Code | FMC §17.96 | - |
| Cure Period | 30 days | - |
| Triangle Legs | - | 25 feet each |
| Max Height | - | About 3 feet |
| Tree Canopy | - | 8 feet clear |
| Driveway Zone | - | 10 feet each side |
| State Route | - | SR-160 sight-critical |
Highlighted rows indicate differences between cities.
Folsom FAQ
Can I put a 4-foot fence on my corner lot?
Yes, but NOT within the 25-foot sight triangle at the intersection. Inside the triangle, nothing over 30 inches is allowed.
What about a mature tree blocking the corner?
Mature trees are OK if the lower canopy is pruned above 7 feet clear, leaving the 30-inch to 7-foot zone open.
Isleton FAQ
Does the sight triangle apply to a privacy hedge?
Yes. Any visual obstruction including vegetation counts. Hedges must be maintained below about 3 feet within the sight triangle on corner lots.
What if my existing fence violates the sight triangle?
The city can require abatement. Contact the building official to discuss options such as lowering a section or replacing with an open wrought-iron panel.
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