Fence Regulations in Mount Vernon, NY (2026)
6 verified fence regulations for Mount Vernon, New York, sourced directly from the municipal code and official government pages.
Verified from official government sources
Height Limits
Typical Mount Vernon residential zoning allows fences up to 4 ft in front yards and 6 ft in rear and side yards. Corner lots have sight-triangle limits to protect intersection visibility.
fences/height-limits
Some RestrictionsPermit Requirements
A building permit from the Mount Vernon Building Department is required for most new fences and for replacements that change height, materials, or location. Simple in-kind repairs of existing fences generally do not require a permit.
fences/permits
Some RestrictionsNeighbor Fence Rules
NY Real Property Law Sec. 840 governs boundary fences between adjoining owners and allows shared cost arrangements. Mount Vernon does not impose its own cost-sharing rule; disputes are civil matters.
fences/neighbor-rules
Some RestrictionsRetaining Walls
Retaining walls over 4 ft measured from bottom of footing to top of wall require a building permit and sealed engineered drawings. Walls with surcharge (driveway, pool, building above) require engineering at any height.
fences/retaining-walls
Some RestrictionsPool Barriers
All residential pools must have a barrier at least 48 inches high with self-closing, self-latching gates per NYS Residential Code Appendix G. A pool alarm is required for pools built or substantially modified after Dec 14, 2006.
fences/pool-barriers
Heavy RestrictionsMaterial Restrictions
Mount Vernon prohibits barbed wire, razor wire, and electrified fences in residential zones. Chain link is permitted but generally discouraged in front yards; some historic areas may require wood or ornamental metal.
fences/material-restrictions
Some RestrictionsLooking for Westchester County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Mount Vernon city rules.
Fence Regulations in Westchester County →