Map of Westchester County Map, New York

Written and Fact-checked by | Updated On: September 17, 2025, 14:10 ET

Map of Westchester County - Westchester County is a county located in the U.S. state of New York. Westchester County Map showing cities, highways, important places and water bodies. Get Where is Westchester County located in the map, major cities in Westchester county, population, areas, and places of interest.

Map of Westchester County, New York

Map of Westchester County, New York

About Westchester County Map, New York: The map showing the county boundary, county seat, major cities, highways, water bodies and neighbouring counties.

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About Westchester County, New York

Westchester County is a county located in the U.S. state of New York. It's county seat is White Plains. As per 2020 census, the population of Westchester County is 997895 people and population density is 1995.79 square miles. According to the United States Census Bureau, the county has a total area of 500 sq mi (1,295 km2). Westchester County was established on 1683.

Facts about Westchester County, New York

CountryUnited States
StateNew York
RegionHudson Valley / Southeastern New York
County SeatWhite Plains
Founded1683
Named ForChester, England (as in “West Chester” west of other Chester‑named places)
Coordinates~41.18° N, 73.75° W
Total Area~450 sq mi
Land Area~430 sq mi
Water Area~20 sq mi
Water %~4.4%
Population (2020)~1,004,456
Estimated Population (2024)~990,000 – 1,000,000+
Population Density~2,300/sq mi (land area)
Largest MunicipalityYonkers
Other Cities & TownsNew Rochelle, Mount Vernon, White Plains, Peekskill, Greenburgh, Ossining, Yorktown
Main IndustriesServices, Healthcare, Education, Finance, Technology, Retail
Major HighwaysI‑87 (Major Deegan/Northway), I‑287, I‑95, I‑684, Hutchinson River Pkwy
Time ZoneEastern Time (UTC−05:00)
Known ForProximity to NYC, Hudson River & Long Island Sound shorelines, historic sites, affluent suburbs
Websitehttps://www.westchestergov.com/

Facts about Westchester County, New York

CountryUnited States
StateNew York
RegionHudson Valley / Southeastern New York
County SeatWhite Plains
Founded1683
Named ForChester, England (as in “West Chester” west of other Chester‑named places)
Coordinates~41.18° N, 73.75° W
Total Area~450 sq mi
Land Area~430 sq mi
Water Area~20 sq mi
Water %~4.4%
Population (2020)~1,004,456
Estimated Population (2024)~990,000 – 1,000,000+
Population Density~2,300/sq mi (land area)
Largest MunicipalityYonkers
Other Cities & TownsNew Rochelle, Mount Vernon, White Plains, Peekskill, Greenburgh, Ossining, Yorktown
Main IndustriesServices, Healthcare, Education, Finance, Technology, Retail
Major HighwaysI‑87 (Major Deegan/Northway), I‑287, I‑95, I‑684, Hutchinson River Pkwy
Time ZoneEastern Time (UTC−05:00)
Known ForProximity to NYC, Hudson River & Long Island Sound shorelines, historic sites, affluent suburbs
Websitehttps://www.westchestergov.com/

Cities & Towns in Westchester County, New York

White Plains, Yonkers, New Rochelle, Mount Vernon, Peekskill, Ossining, Tarrytown, Rye, Scarsdale, Hastings-on-Hudson, Dobbs Ferry, Port Chester, Sleepy Hollow, Croton-on-Hudson, Irvington, Ardsley, Elmsford, Briarcliff Manor, Harrison, Greenburgh