Westchester County
Village of Mamaroneck, NY: zoning for new construction
Residential lots in the Village of Mamaroneck run from a 0.0574-acre minimum in One to Four-Family Residence up to 0.9183 acres in Multiple Residence, across 25 zoning districts in all. No local short-term-rental law on record - which is not the same as permission. Power here is Con Edison territory. The district table below has the setbacks, height limits and coverage - confirm the specifics with the building department at (914) 777-7731 before you rely on a figure.
Looking specifically at an accessory dwelling unit? See ADU rules for Mamaroneck →
Zoning districts
| District | Min lot | Setbacks F / S / R | Max height | ADU |
|---|---|---|---|---|
| One-Family Residence | 0.2296 ac | — | 35 ft | No |
| One-Family Residence | 0.3444 ac | — | 35 ft | No |
| One-Family Residence | 0.4591 ac | — | 35 ft | No |
| One-Family Residence | 0.1148 ac | — | 35 ft | No |
| One-Family Residence/Office | 0.1377 ac | — | 35 ft | No |
| One-Family Residence | 0.1377 ac | — | 35 ft | No |
| One-Family Residence | 0.1722 ac | — | 35 ft | No |
| Parking | 0.1148 ac | — | 35 ft | No |
| One and Two-Family Residence | 0.0861 ac | — | 35 ft | No |
| One to Four-Family Residence | 0.0574 ac | — | 35 ft | No |
| One to Four-Family Residence | 0.0574 ac | — | 35 ft | No |
| Multiple Residence | 0.9183 ac | — | 35 ft | No |
| Multiple Residence | 0.9183 ac | — | 35 ft | No |
| Multiple Residence | 0.4591 ac | — | 40 ft | No |
| Multiple Residence | 0.4591 ac | — | 50 ft | No |
| Mult Res./Office/Commercial | 0.4591 ac | — | 50 ft | No |
| Multi-Residence Senior Citizen | — | — | — | No |
| General Commercial | — | — | 40 ft | Special permit |
| General Commercial/Res. Multi-Family | — | — | 40 ft | Special permit |
| Central Commercial | — | — | 45 ft | No |
| Manufacturing | 0.2296 ac | — | 45 ft | No |
| General Marine - Commercial | 1 ac | — | 40 ft | No |
| Central Marine - Commercial | — | — | 40 ft | No |
| Marine Recreation | 1 ac | — | 40 ft | No |
| Public | — | — | — | No |
Short-term rentals
No local short-term-rental law on record - which is not the same as permission. No local STR ordinance found as of Jun 2026; standard village zoning and building codes apply. Westchester County hotel occupancy tax (3%) applies to short-term stays.
Good to know
- UtilityCon Edison territory.
- Building dept(914) 777-7731
- Last reviewed2026-06-08
Working out a budget? A standard-finish build here runs $242–$318/sq ft , and a conforming lot adds about $35,588 on top - see the full cost to build a house in Mamaroneck, or what an ADU costs here.
Sizing up a specific parcel in Mamaroneck?
Aldo pulls the exact zoning district, setbacks, and build feasibility for any parcel — before you buy. Enter your email to open Aldo and run your free report.
Other Westchester County towns
All Westchester County zoning: Harrison (City) · Mount Vernon (City) · New Rochelle (City) · Peekskill (City) · Rye (City) · White Plains (City) · Yonkers (City) · Bedford · Cortlandt · Eastchester · Greenburgh · Lewisboro · Mamaroneck · Mount Pleasant · New Castle · North Castle · North Salem · Ossining · Pound Ridge · Somers · Yorktown · Ardsley (Village) · Briarcliff Manor (Village) · Bronxville (Village) · Buchanan (Village) · Croton-on-Hudson (Village) · Dobbs Ferry (Village) · Elmsford (Village) · Hastings-on-Hudson (Village) · Irvington (Village) · Larchmont (Village) · Mount Kisco (Village) · Ossining (Village) · Pelham (Village) · Pelham Manor (Village) · Pleasantville (Village) · Port Chester (Village) · Rye Brook (Village) · Scarsdale (Village) · Sleepy Hollow (Village) · Tarrytown (Village) · Tuckahoe (Village)
Zoning figures for Village of Mamaroneck are compiled from the municipal code (last reviewed 2026-06-08) 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) 777-7731 before relying on any number. Source: Offsite / Aldo zoning dataset, municipalData.js.