There are 74 zip codes in Westchester County, New York. The most populated is 10701, located in Yonkers. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
City
Population
10701Yonkers68,032
10801New Rochelle41,724
10573Port Chester41,139
10583Scarsdale41,107
10550Mount Vernon40,073
10705Yonkers38,861
10562Ossining33,538
10704Yonkers32,438
10598Yorktown Heights29,066
10710Yonkers26,099
10566Peekskill25,401
10591Tarrytown23,912
10703Yonkers23,565
10708Bronxville22,595
10552Mount Vernon22,099
10543Mamaroneck21,281
10805New Rochelle20,736
10567Cortlandt Manor20,069
10605White Plains19,800
10603White Plains19,239
10580Rye18,077
10538Larchmont17,605
10606White Plains16,429
10549Mount Kisco15,800
10804New Rochelle15,036
10530Hartsdale14,090
10528Harrison13,352
10803Pelham13,283
10570Pleasantville13,168
10514Chappaqua12,867
10520Croton On Hudson12,662
10604West Harrison11,799
10522Dobbs Ferry11,508
10601White Plains11,193
10536Katonah10,797
10553Mount Vernon10,526
10510Briarcliff Manor10,435
10707Tuckahoe10,209
10709Eastchester10,085
10523Elmsford9,389
10706Hastings On Hudson9,068
10504Armonk8,047
10547Mohegan Lake7,665
10590South Salem7,407
10533Irvington7,388
10595Valhalla7,213
10589Somers7,159
10607White Plains6,764
10507Bedford Hills6,403
10506Bedford6,340
10577Purchase6,145
10502Ardsley5,745
10594Thornwood5,565
10532Hawthorne5,040
10560North Salem4,975
10576Pound Ridge4,927
10548Montrose4,446
10588Shrub Oak3,296
10511Buchanan2,281
10526Goldens Bridge1,939
10578Purdys1,788
10501Amawalk1,416
10505Baldwin Place1,132
10546Millwood1,022
10518Cross River830
10596Verplanck796
10597Waccabuc642
10527Granite Springs608
10517Crompond417
10535Jefferson Valley214
10545Maryknoll203
10519Croton Falls122
10540Lincolndale114
10503Ardsley On Hudson94
showing: 74 rows

Westchester County, New York Zip Codes by Population (2024)