Last official estimated population of Westchester County was 950,544 (year 2014)[1]. This was 0.298% of total US population and 4.8% of total New York state population. Area of Westchester County is 500.0 mi² (=1295 km²), in this year population density was 1,901.11 p/mi². If population growth rate would be same as in period 2010-2014 (+0.04%/yr), Westchester County population in 2024 would be 954,131 [0].
Historical population of Westchester County for period 1790-2014 [1] , [2] , [3]:
Estimated population for 2014[1]. Population density is in p./sq.mi [4]. Changes are for period 2010-2015. Value is %/year. Boundary lines are approx. 2012 [5]. Click on flag to hide it.
Population • Density • Changes • Legends • Position
[1790-1800] +1.32 %/yr
[1800-1810] +1.01 %/yr
[1810-1820] +0.76 %/yr
[1820-1830] +1.11 %/yr
[1830-1840] +2.94 %/yr
[1840-1850] +1.81 %/yr
[1850-1860] +5.5 %/yr
[1860-1870] +2.82 %/yr
[1870-1880] -1.85 %/yr
[1880-1890] +3.02 %/yr
[1890-1900] +2.3 %/yr
[1900-1910] +4.39 %/yr
[1910-1920] +1.98 %/yr
[1920-1930] +4.22 %/yr
[1930-1940] +0.97 %/yr
[1940-1950] +0.88 %/yr
[1950-1960] +2.6 %/yr
[1960-1970] +1.01 %/yr
[1970-1980] -0.31 %/yr
[1980-1990] +0.09 %/yr
[1990-2000] +0.54 %/yr
[2000-2005] +0.21 %/yr
[2005-2010] +0.33 %/yr
[2010-2014] +0.04 %/yr
Looking for settlements in Westchester County? Visit this page: Settlements in Westchester County, NY
Population of Westchester County by age groups male (M) and female (F)[1b]
Age Gr. | (M) | (F) | Total |
0 to 4 | 28173 | 27010 | 55,183 |
5 to 9 | 31560 | 29509 | 61,069 |
10 to 14 | 33357 | 31614 | 64,971 |
15 to 19 | 34291 | 33251 | 67,542 |
20 to 24 | 30218 | 29635 | 59,853 |
25 to 29 | 27513 | 26539 | 54,052 |
30 to 34 | 28036 | 28533 | 56,569 |
35 to 39 | 29658 | 30977 | 60,635 |
40 to 44 | 32470 | 34476 | 66,946 |
45 to 49 | 35000 | 37532 | 72,532 |
50 to 54 | 36340 | 39101 | 75,441 |
55 to 59 | 33239 | 35927 | 69,166 |
60 to 64 | 26538 | 30005 | 56,543 |
65 to 69 | 21195 | 24795 | 45,990 |
70 to 74 | 14786 | 18748 | 33,534 |
75 to 79 | 10587 | 15030 | 25,617 |
80 to 84 | 8420 | 12540 | 20,960 |
85+ | 8505 | 17526 | 26,031 |
Westchester County resident population estimates by Sex, Race, and Hispanic Origin[1b]. For full list of abbrevations see: population.us/about page.
Race | Male | Female | Total |
WAC | 363380 | 380046 | 743,426 |
NH | 353682 | 388704 | 742,386 |
WA | 353896 | 370101 | 723,997 |
NHWAC | 264018 | 283040 | 547,058 |
NHWA | 258338 | 276870 | 535,208 |
H | 116204 | 114044 | 230,248 |
HWAC | 99362 | 97006 | 196,368 |
HWA | 95558 | 93231 | 188,789 |
BAC | 78483 | 91185 | 169,668 |
BA | 72044 | 84168 | 156,212 |
NHBAC | 64070 | 75918 | 139,988 |
NHBA | 60632 | 71988 | 132,620 |
AAC | 31856 | 36532 | 68,388 |
NHAAC | 30395 | 35057 | 65,452 |
AA | 28095 | 32538 | 60,633 |
NHAA | 27227 | 31658 | 58,885 |
HBAC | 14413 | 15267 | 29,680 |
HBA | 11412 | 12180 | 23,592 |
TOM | 10854 | 11563 | 22,417 |
IAC | 7259 | 6935 | 14,194 |
NHTOM | 6664 | 7368 | 14,032 |
HIAC | 5186 | 4586 | 9,772 |
HTOM | 4190 | 4195 | 8,385 |
IA | 4382 | 3815 | 8,197 |
HIA | 3709 | 3146 | 6,855 |
NHIAC | 2073 | 2349 | 4,422 |
HAAC | 1461 | 1475 | 2,936 |
NAC | 1033 | 1051 | 2,084 |
HAA | 868 | 880 | 1,748 |
NHIA | 673 | 669 | 1,342 |
HNAC | 625 | 574 | 1,199 |
NA | 615 | 563 | 1,178 |
NHNAC | 408 | 477 | 885 |
HNA | 467 | 412 | 879 |
NHNA | 148 | 151 | 299 |
• New York County population
28.5 mi, 204°
• Bronx County
21.7 mi, 194°
• Nassau County
30.4 mi, 164°
• Fairfield County
20.4 mi, 75°
• Bergen County
21.7 mi, 232°
• Hudson County
33.9 mi, 210°
• Passaic County
29.8 mi, 254°
• Orange County
33.8 mi, 300°
• Rockland County
14.5 mi, 270°
• Putnam County
19 mi, 0°
[0] Calculated by population.us from last known population growth rate, not official data.
[1] County population - 2014, archived from the original, retrieved 02/23/2016
[1b] Annual County Resident Population Estimates by Age, Sex, Race, and Hispanic Origin, (used only data for 2014) archived from the original, retrieved 02/23/2016
[2] County population - 2000-2010, archived from the original, retrieved 02/23/2016
[3] Population of States and Counties of the United States: 1790 to 1992, PDF, 15 Mb, census.gov, retrieved 02/23/2016
[4] County area, latitude longitude data, retrieved 02/23/2016
[5] County boundaries, CSV files on boundaries.us, retrived 03/18/2016
See note 3 New York Notes
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