New York Population By County in 2018
Updated on June 22, 2021.

According to the US Census Bureau population estimates, there were 19,530,351 people living in New York in 2018. Kings County was the most populated county with 2,578,074 residents, followed by Queens County with 2,274,605 residents, and New York County with 1,629,055 residents. Hamilton County with a population of 4,432 was the least populated county in New York in 2018.

Use the map below to interactively explore the population of each county in New York in 2018. The data can also be explored further by sorting and filtering with the table below.

Hover/Click on the counties to see the values.
New York Population By County in 2018
See also Population estimate for other years:
Table of New York Population By County in 2018
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County Population % of State Population
Albany 306,585 1.57%
Allegany 46,332 0.24%
Bronx 1,432,087 7.33%
Broome 191,925 0.98%
Cattaraugus 76,726 0.39%
Cayuga 77,121 0.40%
Chautauqua 127,472 0.65%
Chemung 83,935 0.43%
Chenango 47,445 0.24%
Clinton 80,679 0.41%
Columbia 59,785 0.31%
Cortland 47,722 0.24%
Delaware 44,526 0.23%
Dutchess 293,939 1.51%
Erie 919,717 4.71%
Essex 37,288 0.19%
Franklin 50,279 0.26%
Fulton 53,633 0.28%
Genesee 57,487 0.29%
Greene 47,381 0.24%
Hamilton 4,432 0.02%
Herkimer 61,713 0.32%
Jefferson 111,866 0.57%
Kings 2,578,074 13.20%
Lewis 26,486 0.14%
Livingston 63,213 0.32%
Madison 71,117 0.36%
Monroe 742,864 3.80%
Montgomery 49,394 0.25%
Nassau 1,357,534 6.95%
New York 1,629,055 8.34%
Niagara 210,060 1.08%
Oneida 229,474 1.18%
Onondaga 461,649 2.36%
Ontario 109,738 0.56%
Orange 382,126 1.96%
Orleans 40,655 0.21%
Oswego 117,515 0.60%
Otsego 59,810 0.31%
Putnam 98,814 0.51%
Queens 2,274,605 11.65%
Rensselaer 159,283 0.82%
Richmond 476,260 2.44%
Rockland 325,522 1.67%
St. Lawrence 108,327 0.56%
Saratoga 230,170 1.18%
Schenectady 155,079 0.79%
Schoharie 31,146 0.16%
Schuyler 17,884 0.09%
Seneca 34,179 0.18%
Steuben 95,860 0.49%
Suffolk 1,480,830 7.58%
Sullivan 75,399 0.39%
Tioga 48,441 0.25%
Tompkins 102,419 0.52%
Ulster 178,418 0.91%
Warren 64,215 0.33%
Washington 61,274 0.31%
Wayne 90,200 0.46%
Westchester 968,213 4.96%
Wyoming 40,023 0.21%
Yates 24,951 0.13%