• county
  • FIPS 36119
  • Largest town: Yonkers

Westchester County, New York

Westchester County had 1,006,447 residents in the Census Vintage 2024 estimate, on 430.8 square miles of land. It ranks 7th of 62 in New York by population and 47th by land area.

Population
1,006,447
#7 of 62 in New York · #49 in US
Area
430.8 sq mi
#47 of 62 in New York · #2,360 in US
Density
2,336 / sq mi
#7 of 62 in New York · #57 in US
Median household income
$114,020
#4 of 62 in New York · #51 in US

Census Vintage 2024 estimates · SAIPE 2023 income · 2024 Gazetteer land area

Westchester County within New York. Pin: Albany.

Measure from here

Tools and pages that start from Westchester County

Westchester County population, land area and income

Westchester County had 1,006,447 residents in the Census Vintage 2024 estimate, on 430.8 square miles of land. It ranks 7th of 62 in New York by population and 47th by land area. That works out to 2,336.1 people per square mile, 24.3 times the US average of 96.3, and in the top tenth nationally.

The median county-equivalent in New York has 85,936 residents, so Westchester County is 11.7 times that size.

Its SAIPE 2023 median household income of $114,020 is in the top tenth among 3,143 counties with an estimate.

National rank among 3,144

Population

1,006,447

3144th1st

49th of 3,144 (US)

Land area

431 sq mi

3144th1st

2360th of 3,144 (US)

Density

2,336.1 / sq mi

3144th1st

57th of 3,144 (US)

Median household income

$114,020

3143rd1st

51st of 3,143 (US)

Rank within New York (62)

Population

1,006,447

62nd1st

7th of 62 (NY)

Land area

431 sq mi

62nd1st

47th of 62 (NY)

Density

2,336.1 / sq mi

62nd1st

7th of 62 (NY)

Median household income

$114,020

62nd1st

4th of 62 (NY)

How Westchester County's population changed since 2020

Westchester County gained 4,958 residents between the July 2020 and July 2024 estimates, a rise of 0.5%. That ranks 17th of 62 in New York for growth. The median New York county changed by -0.8%, and the state as a whole by -1.2%.

Since the April 2020 estimates base, Westchester County recorded 42,436 births and 33,677 deaths, a natural change of +8,759. Net international migration added +26,070 and net domestic migration, people moving to or from other US counties, came to -33,855. The largest single component was domestic migration, which removed 33,855 people.

1.00M20201.00M2021993.5k2022996.9k20231.01M2024
Census Vintage 2024 county estimates for July 1 of each year. The axis starts above zero so year-to-year changes are visible.

Components of change, April 2020 to July 2024

Births
42,436
Deaths
33,677
Net international migration
+26,070
Net domestic migration
-33,855
Change, July 2023 to July 2024
+9,521

Where Westchester County is

The Census internal point of Westchester County is at 41.152700, -73.745800. It sits in UTM zone 18N. The map shades New York's 62 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Westchester County outlined. Dots are towns of 1,000+ people with residents in it.

Tompkins County: +5.8%Yates County: -1.3%Suffolk County: +0.9%Broome County: -0.9%Cortland County: -1.7%Fulton County: -2.0%Ulster County: +0.9%Rockland County: +3.2%Essex County: -1.5%Westchester County: +0.5%Niagara County: -1.2%Dutchess County: +1.4%Seneca County: -2.6%Onondaga County: -0.9%Tioga County: -1.6%Erie County: -0.2%Wayne County: -0.5%Delaware County: -0.1%Greene County: -1.8%Schenectady County: +1.9%Allegany County: -0.1%Rensselaer County: -0.1%Monroe County: -0.7%Warren County: -0.5%Livingston County: -0.1%Madison County: -1.3%Jefferson County: -2.5%Sullivan County: +2.5%Lewis County: +0.0%Oswego County: +0.7%Putnam County: +0.8%New York County: -1.1%Columbia County: -1.8%St. Lawrence County: -2.0%Schuyler County: -4.1%Franklin County: -0.3%Steuben County: -1.4%Cayuga County: -2.1%Oneida County: -1.2%Chemung County: -3.1%Herkimer County: -0.7%Schoharie County: +1.3%Cattaraugus County: -2.0%Chautauqua County: -2.6%Chenango County: -2.8%Hamilton County: +0.2%Orange County: +2.7%Washington County: -2.1%Ontario County: +0.6%Bronx County: -5.1%Wyoming County: -1.5%Clinton County: -2.3%Orleans County: -1.0%Montgomery County: +0.3%Nassau County: +0.1%Kings County: -3.6%Genesee County: -1.2%Otsego County: +3.7%Albany County: +1.9%Queens County: -3.1%Richmond County: +0.6%Saratoga County: +1.9%
Change 2020 to 2024
  1. < -2.0%
  2. < -1.2%
  3. < -0.2%
  4. < +0.7%
  5. ≥ +0.7%
no data

Orange pin: Westchester County internal point. Dark pin: Albany.

Internal point

Decimal
41.152700, -73.745800
DMS
41°09'9.72"N 73°44'44.88"W
UTM
18N 605237.5E 4556466.5N
Geohash
dr7d1gegy
Plus code
87H85733+3M

Towns in Westchester County

29 incorporated places of 1,000+ people have residents in Westchester County, 739,300 people together, or 73% of the county. Each figure counts only the part of the town inside Westchester County; towns marked "part" extend into another county. The largest is Yonkers with 211,040.

  1. 01Yonkers211,040
  2. 02New Rochelle85,512
  3. 03Mount Vernon71,999
  4. 04White Plains62,561
  5. 05Harrison31,321
  6. 06Port Chester30,957
  7. 07Ossining26,895
  8. 08Peekskill25,757
  9. 09Mamaroneck19,783
  10. 10Scarsdale18,036
  11. 11Rye16,463
  12. 12Tarrytown11,829
  13. 13Dobbs Ferry11,513
  14. 14Sleepy Hollow11,427
  15. 15Mount Kisco10,698
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Westchester County

The Census 2024 county adjacency file lists 6 neighbors for Westchester County, including 2 across a state line. The most populous is Nassau County, NY, with 1,392,438 residents. Distances run between Census internal points in a straight line.

Distance to Albany and the nearest big city

Albany is 103.7 miles N of Westchester County's internal point in a straight line. The nearest place of 100,000 or more is Stamford, CT (population 139,134), 11.6 miles away. The nearest place of 10,000 or more is Mount Kisco, NY (population 10,698), 3.5 miles away.

Westchester County FIPS code

The FIPS code of Westchester County is 36119: state code 36 for New York plus county code 119. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $114,020.

Questions people ask

What is the population of Westchester County, New York?

The Census Vintage 2024 estimate for July 1, 2024 is 1,006,447. That is up 4,958 people (0.5%) from the July 2020 estimate of 1,001,489.

What is the FIPS code of Westchester County?

36119. The first two digits (36) are New York; the last three (119) identify the county.

What is the largest town in Westchester County?

Yonkers, with 211,040 residents inside Westchester County in 2024.

Which counties border Westchester County?

6 county-equivalents border it in the Census 2024 adjacency file: Nassau County, NY; Bronx County, NY; Bergen County, NJ; Western Connecticut Planning Region, CT; Rockland County, NY; Putnam County, NY.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 county population estimates
  2. 02Census 2024 Gazetteer, counties
  3. 03Census SAIPE 2023 state and county estimates
  4. 04Census Vintage 2024 subcounty population estimates
  5. 05Census 2024 county adjacency file
  6. 06Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.