All counties in New York
| County Name | Population | State | Rank |
|---|
| Kings County | 2,504,700 | New York | 1 |
| Queens County | 2,230,722 | New York | 2 |
| New York County | 1,585,873 | New York | 3 |
| Suffolk County | 1,493,350 | New York | 4 |
| Bronx County | 1,385,108 | New York | 5 |
| Nassau County | 1,339,532 | New York | 6 |
| Westchester County | 949,113 | New York | 7 |
| Erie County | 919,040 | New York | 8 |
| Monroe County | 744,344 | New York | 9 |
| Richmond County | 468,730 | New York | 10 |
| Onondaga County | 467,026 | New York | 11 |
| Orange County | 372,813 | New York | 12 |
| Rockland County | 311,687 | New York | 13 |
| Albany County | 304,204 | New York | 14 |
| Dutchess County | 297,488 | New York | 15 |
| Oneida County | 234,878 | New York | 16 |
| Saratoga County | 219,607 | New York | 17 |
| Niagara County | 216,469 | New York | 18 |
| Broome County | 200,600 | New York | 19 |
| Ulster County | 182,493 | New York | 20 |
| Rensselaer County | 159,429 | New York | 21 |
| Schenectady County | 154,727 | New York | 22 |
| Chautauqua County | 134,905 | New York | 23 |
| Oswego County | 122,109 | New York | 24 |
| Jefferson County | 116,229 | New York | 25 |
| St. Lawrence County | 111,944 | New York | 26 |
| Ontario County | 107,931 | New York | 27 |
| Tompkins County | 101,564 | New York | 28 |
| Putnam County | 99,710 | New York | 29 |
| Steuben County | 98,990 | New York | 30 |
| Wayne County | 93,772 | New York | 31 |
| Chemung County | 88,830 | New York | 32 |
| Clinton County | 82,128 | New York | 33 |
| Cattaraugus County | 80,317 | New York | 34 |
| Cayuga County | 80,026 | New York | 35 |
| Sullivan County | 77,547 | New York | 36 |
| Madison County | 73,442 | New York | 37 |
| Warren County | 65,707 | New York | 38 |
| Livingston County | 65,393 | New York | 39 |
| Herkimer County | 64,519 | New York | 40 |
| Washington County | 63,216 | New York | 41 |
| Columbia County | 63,096 | New York | 42 |
| Otsego County | 62,259 | New York | 43 |
| Genesee County | 60,079 | New York | 44 |
| Fulton County | 55,531 | New York | 45 |
| Franklin County | 51,599 | New York | 46 |
| Tioga County | 51,125 | New York | 47 |
| Chenango County | 50,477 | New York | 48 |
| Montgomery County | 50,219 | New York | 49 |
| Cortland County | 49,336 | New York | 50 |
| Greene County | 49,221 | New York | 51 |
| Allegany County | 48,946 | New York | 52 |
| Delaware County | 47,980 | New York | 53 |
| Orleans County | 42,883 | New York | 54 |
| Wyoming County | 42,155 | New York | 55 |
| Essex County | 39,370 | New York | 56 |
| Seneca County | 35,251 | New York | 57 |
| Schoharie County | 32,749 | New York | 58 |
| Lewis County | 27,087 | New York | 59 |
| Yates County | 25,348 | New York | 60 |
| Schuyler County | 18,343 | New York | 61 |
| Hamilton County | 4,836 | New York | 62 |