New York Citizen Voting-age Population By County in 2018 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2018, the citizen voting-age population for New York was 13,686,685 and represented 69.76% of the total New York population.

Among all New York counties, Kings had the highest citizen voting-age population (1.65M), followed by Queens (1.40M), and New York (1.17M).

In terms of percentages, Hamilton had the highest percentage of its population being citizens of voting-age (85.90%), followed by Otsego (82.32%), and Greene (81.46%).

The chart and table below shows the citizen voting-age population of each county and the percentage of each county's population that were citizens of voting-age.

You can see similar information for other states and by state for the United States.

See this for other years:
New York Citizen Voting-age Population By County in 2018
New York Citizen Voting-age Population By County in 2018
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County Citizen Voting-age Population % of County Population
Kings 1651150 63.49
Queens 1399275 60.88
New York 1169955 71.67
Suffolk 1068940 71.84
Nassau 960405 70.80
Bronx 842490 58.59
Erie 705340 76.68
Westchester 646415 66.72
Monroe 562000 75.51
Onondaga 350440 75.49
Richmond 335440 70.75
Orange 266215 70.39
Albany 237620 77.29
Dutchess 223790 76.15
Rockland 207925 64.24
Saratoga 175640 77.25
Oneida 175570 76.08
Niagara 166090 78.45
Broome 150925 77.64
Ulster 141325 78.82
Rensselaer 124245 77.93
Schenectady 116330 75.11
Chautauqua 101420 78.22
Oswego 92845 77.95
Ontario 85095 77.73
Jefferson 84825 74.11
St. Lawrence 84800 77.40
Tompkins 79635 77.35
Steuben 74470 76.83
Putnam 73860 74.55
Wayne 70345 77.43
Chemung 66070 77.06
Clinton 64505 79.84
Cayuga 61425 78.88
Cattaraugus 59770 76.94
Madison 56680 79.43
Sullivan 55830 74.23
Warren 51700 80.18
Livingston 51255 80.21
Otsego 49595 82.32
Washington 49470 80.01
Herkimer 48980 78.36
Columbia 48155 79.05
Genesee 45665 78.58
Fulton 42520 79.11
Franklin 40010 78.93
Greene 38785 81.46
Cortland 38375 79.74
Tioga 38225 77.94
Chenango 37925 78.44
Montgomery 37645 76.17
Allegany 36860 78.38
Delaware 36785 80.85
Orleans 32355 78.58
Wyoming 31980 78.84
Essex 30740 81.43
Seneca 27400 79.17
Schoharie 25435 81.09
Lewis 20245 75.77
Yates 19170 76.65
Schuyler 14390 79.99
Hamilton 3930 85.90