| County | 2018 population | Total area (km2) | Population density (capita/km2) | Index crime count | Violent crime count | Property crime count |
| Albany | 304,591 | 1,380 | 221 | 8,361 | 1,109 | 7,252 | Allegany | 45,732 | 2,678 | 17 | 457 | 75 | 382 | Bronx | 1,454,179 | 149 | 9,760 | 35,355 | 12,514 | 22,841 | Broome | 189,067 | 1,852 | 102 | 5,137 | 603 | 4,534 | Cattaraugus | 73,692 | 3,393 | 22 | 1,087 | 122 | 965 | Cayuga | 75,834 | 2,238 | 34 | 1,236 | 196 | 1,040 | Chautauqua | 125,852 | 3,885 | 32 | 2,652 | 358 | 2,294 | Chemung | 83,485 | 1,064 | 78 | 1,438 | 134 | 1,304 | Chenango | 46,622 | 2,328 | 20 | 707 | 86 | 621 | Clinton | 79,308 | 2,896 | 27 | 1,159 | 174 | 985 | Columbia | 59,135 | 1,678 | 35 | 890 | 102 | 788 | Cortland | 46,686 | 1,300 | 36 | 775 | 58 | 717 | Delaware | 42,999 | 3,802 | 11 | 583 | 75 | 508 | Dutchess | 289,726 | 2,137 | 136 | 3,638 | 535 | 3,103 | Erie | 909,076 | 3,178 | 286 | 22,901 | 3,529 | 19,372 | Essex | 35,542 | 4,962 | 7 | 293 | 52 | 241 | Franklin | 50,085 | 4,395 | 11 | 518 | 71 | 447 | Fulton | 52,525 | 1,380 | 38 | 944 | 145 | 799 | Genesee | 56,476 | 1,282 | 44 | 944 | 128 | 816 | Greene | 46,351 | 1,704 | 27 | 606 | 114 | 492 | Hamilton | 4,352 | 4,683 | 1 | 46 | 3 | 43 | Herkimer | 60,769 | 3,776 | 16 | 643 | 72 | 571 | Jefferson | 111,731 | 4,810 | 23 | 2,003 | 254 | 1,749 | Kings | 2,618,198 | 251 | 10,431 | 50,106 | 14,384 | 35,722 | Lewis | 25,983 | 3,341 | 8 | 207 | 32 | 175 | Livingston | 62,404 | 1,658 | 38 | 633 | 58 | 575 | Madison | 69,296 | 1,715 | 40 | 940 | 134 | 806 | Monroe | 734,020 | 3,538 | 207 | 16,874 | 2,270 | 14,604 | Montgomery | 48,191 | 1,062 | 45 | 716 | 79 | 637 | Nassau | 1,347,772 | 1,173 | 1,149 | 13,363 | 1,504 | 11,859 | New York | 1,645,512 | 87 | 18,914 | 49,830 | 8,951 | 40,879 | Niagara | 206,655 | 2,953 | 70 | 4,261 | 603 | 3,658 | Oneida | 226,517 | 3,142 | 72 | 4,645 | 645 | 4,000 | Onondaga | 456,375 | 2,088 | 219 | 9,942 | 1,371 | 8,571 | Ontario | 108,085 | 1,715 | 63 | 1,459 | 130 | 1,329 | Orange | 376,306 | 2,173 | 173 | 5,928 | 787 | 5,141 | Orleans | 39,962 | 2,116 | 19 | 596 | 64 | 532 | Oswego | 115,754 | 3,398 | 34 | 2,031 | 188 | 1,843 | Otsego | 58,672 | 2,598 | 23 | 719 | 95 | 624 | Putnam | 97,414 | 637 | 153 | 502 | 54 | 448 | Queens | 2,331,358 | 462 | 5,046 | 33,135 | 8,856 | 24,279 | Rensselaer | 156,780 | 1,722 | 91 | 3,093 | 388 | 2,705 | Richmond | 473,924 | 265 | 1,788 | 5,738 | 1,408 | 4,330 | Rockland | 325,061 | 515 | 631 | 3,048 | 353 | 2,695 | St Lawrence | 107,265 | 7,306 | 15 | 1,398 | 151 | 1,247 | Saratoga | 226,965 | 2,186 | 104 | 2,607 | 232 | 2,375 | Schenectady | 152,748 | 544 | 281 | 4,611 | 715 | 3,896 | Schoharie | 30,657 | 1,621 | 19 | 320 | 27 | 293 | Schuyler | 17,619 | 886 | 20 | 60 | 15 | 45 | Seneca | 33,746 | 846 | 40 | 458 | 47 | 411 | Steuben | 94,101 | 3,636 | 26 | 1,040 | 159 | 881 | Suffolk | 1,464,741 | 6,146 | 238 | 18,945 | 1,510 | 17,435 | Sullivan | 73,794 | 2,582 | 29 | 1,198 | 195 | 1,003 | Tioga | 47,336 | 1,355 | 35 | 395 | 43 | 352 | Tompkins | 103,272 | 1,233 | 84 | 1,896 | 155 | 1,741 | Ulster | 175,637 | 3,007 | 58 | 2,258 | 283 | 1,975 | Warren | 63,165 | 2,253 | 28 | 952 | 96 | 856 | Washington | 60,229 | 2,191 | 27 | 426 | 73 | 353 | Wayne | 88,547 | 3,585 | 25 | 1,468 | 171 | 1,297 | Westchester | 966,057 | 1,295 | 746 | 9,849 | 1,689 | 8,160 | Wyoming | 39,510 | 1,544 | 26 | 333 | 63 | 270 | Yates | 24,430 | 974 | 25 | 245 | 17 | 228 |
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