New York Population By County in 2010
Updated on January 27, 2024.
Based on the US Census Vintage data estimates, in 2010, the population of New York was 19,399,956. Among all New York counties, Kings had the highest population (2,509,954), followed by Queens (2,234,574), and New York (1,589,041). Hamilton was the least populated county (4,852).
Hover over or click on the counties in the map below to see the populations. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.
You can see similar information for other states and by state for the United States.
Related Topics: New York Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
New York Population By County in 2010
New York Population By County in 2010
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| County | Population | % of State Population |
|---|---|---|
| Albany | 304085 | 1.57 |
| Allegany | 48973 | 0.25 |
| Bronx | 1386929 | 7.15 |
| Broome | 200474 | 1.03 |
| Cattaraugus | 80220 | 0.41 |
| Cayuga | 79905 | 0.41 |
| Chautauqua | 134726 | 0.69 |
| Chemung | 88895 | 0.46 |
| Chenango | 50404 | 0.26 |
| Clinton | 82099 | 0.42 |
| Columbia | 63035 | 0.33 |
| Cortland | 49277 | 0.25 |
| Delaware | 47888 | 0.25 |
| Dutchess | 297721 | 1.54 |
| Erie | 919160 | 4.74 |
| Essex | 39359 | 0.20 |
| Franklin | 51642 | 0.27 |
| Fulton | 55453 | 0.29 |
| Genesee | 59932 | 0.31 |
| Greene | 49137 | 0.25 |
| Hamilton | 4852 | 0.03 |
| Herkimer | 64470 | 0.33 |
| Jefferson | 116609 | 0.60 |
| Kings | 2509954 | 12.94 |
| Lewis | 27072 | 0.14 |
| Livingston | 65226 | 0.34 |
| Madison | 73442 | 0.38 |
| Monroe | 744589 | 3.84 |
| Montgomery | 50312 | 0.26 |
| Nassau | 1341642 | 6.92 |
| New York | 1589041 | 8.19 |
| Niagara | 216474 | 1.12 |
| Oneida | 234752 | 1.21 |
| Onondaga | 467549 | 2.41 |
| Ontario | 108183 | 0.56 |
| Orange | 373451 | 1.93 |
| Orleans | 42850 | 0.22 |
| Oswego | 122141 | 0.63 |
| Otsego | 62260 | 0.32 |
| Putnam | 99644 | 0.51 |
| Queens | 2234574 | 11.52 |
| Rensselaer | 159342 | 0.82 |
| Richmond | 469607 | 2.42 |
| Rockland | 312497 | 1.61 |
| St. Lawrence | 111821 | 0.58 |
| Saratoga | 220123 | 1.14 |
| Schenectady | 154867 | 0.80 |
| Schoharie | 32684 | 0.17 |
| Schuyler | 18341 | 0.10 |
| Seneca | 35271 | 0.18 |
| Steuben | 98969 | 0.51 |
| Suffolk | 1494337 | 7.70 |
| Sullivan | 77480 | 0.40 |
| Tioga | 51012 | 0.26 |
| Tompkins | 101743 | 0.52 |
| Ulster | 182422 | 0.94 |
| Warren | 65668 | 0.34 |
| Washington | 63359 | 0.33 |
| Wayne | 93751 | 0.48 |
| Westchester | 950760 | 4.90 |
| Wyoming | 42125 | 0.22 |
| Yates | 25376 | 0.13 |