Fence permit guide

If you want to put up a fence in Somerville, here’s what you need to know.

Do I need a permit?

• You must get a zoning permit for any new fence.
• Putting up a fence without a permit could mean a fine up to $2,000.
• Fences 4 feet or lower do not need a permit.

Basic fence rules

1. Fence height limits:
   • Front yard: 4 feet max
   • Side or back yard: 6 feet max
   • Retaining walls: 4 feet max per section; terraced walls must be spaced apart at least twice the wall’s height.
2. Front yard fences must be at least 40% open (not completely solid).
3. The finished or preferred side of the fence must face the street and neighbors.
4. Dangerous fences are not allowed. No barbed wire, broken glass, or electrified fencing.
5. Fences and walls cannot block street or driveway views or be built in the public right-of-way.

Special (conditional) fences

If you live on a corner lot, you may apply for a conditional fence permit.

Allowed conditional fences and their maximum heights:

• Solid fence (up to 30% of length): Max 5 ft
• Living fence (shrubs/hedges): Max 4 ft
• Picket fence: Max 5 ft
• Ornamental fence (wrought iron/aluminum): Max 5 ft
• Combination fence (solid base + lattice): Max 5 ft
• Board-on-board fence: Max 4 ft
• Chain-link with privacy slats: Max 3 ft

Placement rules:

• Fence must be 3 ft back from the sidewalk or property line (even if no sidewalk exists).
• Fence must stay on your property and out of the street area.

Learn more about fences and retaining walls (Ordinance 2751-24-1118).

How to get a permit

Apply for a basic fence permit

1. Apply for a zoning permit with a property map showing your fence location and all gates.
2. Borough reviews:
   • If it follows the rules, your permit is approved.
   • If not, you’ll get instructions to fix the plan.
3. Build your fence and schedule an inspection.
   • You do not need to be home if the fence is fully accessible on all sides.

Apply for a conditional fence permit

1. Apply for a zoning permit with a property map showing your fence location and all gates.
2. The Architectural Review Board (ARB) reviews and makes a recommendation to the Planning Board.
   • If denied, you can apply to the Board of Adjustment for a final decision.