Fences provide privacy, security, and aesthetic appeal, but they're subject to local regulations that vary significantly across California jurisdictions. Understanding these rules prevents costly violations and neighbor disputes.

General Height Limits

Front Yard Fences

Typical limit: 3-4 feet
Open design: May allow up to 6 feet
Corner lots: Special visibility requirements
Exceptions: Some areas allow taller with permits

Side and Rear Yard Fences

Standard height: 6 feet
With permit: Up to 8 feet possible
Adjacent to alleys: May have different limits
Shared fences: Neighbor agreement recommended

When Permits Are Required

Always Need Permits

Fences over 6 feet high
Masonry or concrete fences
Retaining walls over 4 feet
Pool safety barriers
Electric or automated gates

Usually Don't Need Permits

Fences 6 feet or under (check locally)
Replacing existing fence (same location/height)
Temporary construction fencing
Decorative garden fencing under 30 inches

Setback Requirements

Property Line Placement

Can typically build on property line
Survey recommended to confirm boundaries
Shared fence agreements protect both parties
Face "good side" toward neighbors

Utility Easements

Check for recorded easements
No permanent structures in easements
Utilities may remove without compensation
Common along rear property lines

Special Regulations

Corner Lot Visibility

Traffic safety triangle requirements:

25-foot triangle from corner typical
Maximum 3 feet height in triangle
Open design may be required
Applies to landscaping too

Historic Districts

Design review often required
Materials must match neighborhood
Height may be further restricted
Colors subject to approval

HOA Restrictions

May be stricter than city codes
Design approval required
Limited material choices
Maintenance standards enforced

Material-Specific Requirements

Wood Fences

Pressure-treated posts recommended
Proper post depth (1/3 height minimum)
Fire-resistant treatment in fire zones
Regular maintenance expected

Masonry Walls

Engineering required over 4 feet
Footing inspection needed
Reinforcement requirements
Drainage considerations

Metal Fences

Grounding for electric gates
Rust-resistant finishes
Child-safe spacing requirements
Pool code compliance if applicable

Common Violations

📏 Height Violations

Exceeding allowed heights without permits. Often discovered during property sales.

🚗 Visibility Obstruction

Blocking sight lines at corners or driveways. Creates dangerous traffic conditions.

📍 Property Line Encroachment

Building on neighbor's property. Can require expensive relocation.

🏛️ Unpermitted Structures

Masonry walls or tall fences without permits. May need removal or retrofitting.

The Permit Process

Documentation Needed

Plot plan showing fence location
Fence height and design details
Material specifications
Neighbor notification (some areas)

Review Process

Submit application with plans
Zoning review for compliance
Permit issuance (usually same day)
Installation per approved plans
Final inspection if required

Cost Estimates

Permit fees: $50-$300
Wood fence: $15-$30 per linear foot
Vinyl fence: $20-$40 per linear foot
Masonry wall: $30-$50 per square foot
Survey (if needed): $500-$1,500

Good Neighbor Tips

Discuss plans before building
Share costs for mutual benefit
Get agreements in writing
Maintain shared fences jointly
Respect maintenance access needs

Dispute Resolution

If conflicts arise:

Review local ordinances together
Consider mediation services
Document all communications
Consult attorney if necessary

Proper planning and permits for fence installation prevent future problems and ensure your investment enhances your property while maintaining good neighbor relations.