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Westchester County

City of Mount Vernon, NY: zoning for new construction

19 districts Min lot 0.0826–0.3444 ac Con Edison

Thinking about building in the City of Mount Vernon? Here is what the zoning actually says, pulled straight from the city code. City of Mount Vernon runs 19 zoning districts, with residential minimum lot sizes ranging from 0.0826 to 0.3444 acres depending on the district. Short-term rentals - see local ordinance here. Use the district figures below to size up a parcel before you buy, then confirm the specifics with the building department.

Zoning districts

District Min lot Setbacks F / S / R Max height ADU
One-Family Residence 0.1607 ac 35 ft As of right
One-Family Residence 0.0826 ac 35 ft As of right
One-Family Residence 0.1033 ac 35 ft As of right
Multiple Family Residenence 0.2296 ac 42 ft As of right
Two-Family Residence 0.1033 ac 35 ft As of right
Multiple Family Residenence 0.2296 ac 42 ft As of right
Three-Family Residence 0.155 ac 35 ft As of right
MVW - Hub (Non-Commercial) 0.2296 ac 42 ft No
MVW -C (Corridor) As of right
Apartment House 0.3444 ac 70 ft As of right
Commercial Business 0.1722 ac 30 ft No
Downtown Business 0.1033 ac 120 ft No
Neighborhood Business 0.1033 ac 30 ft No
Office Business 0.1033 ac 45 ft No
General Industrial 0.1148 ac 45 ft No
Landscaped Industrial 0.1722 ac 45 ft No
Public Institutional 0.1148 ac 120 ft As of right
MVW - Hub As of right
MVW - Transition As of right

Short-term rentals

Short-term rentals - see local ordinance. Local law (approx. Sep 2024) added Article XV to Chapter 267 (Zoning), §§267-97–267-98, requiring an STR permit from the city. Mayoral public hearing held Oct 3, 2024; codified in ecode360 (Nov 2025 update). Specific local law number not confirmed in public records.

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Other Westchester County towns

Zoning figures for City of Mount Vernon are compiled from the municipal code (last reviewed 2026-06-15) and provided for decision-support only - not legal, engineering, or architectural advice. Setback and dimensional standards often carry conditions and exceptions; verify with the building department at (914) 665-2483 before relying on any number. Source: Offsite / Aldo zoning dataset, municipalData.js.