Table 11b: Live Births by Calculated Gestation in Weeks and Resident County, New York State - 2023

County Gestation in Weeks1
Total < 20 20-23 24-27 28-31 32-33 34-36 37-38 39-41 42+ Unknown
New York State
New York State 202,667 45 267 791 2,211 2,980 17,388 54,780 113,969 9,760 476
New York City
New York City 90,869 10 113 352 1,009 1,290 7,927 25,322 50,721 4,110 15
Bronx 16,045 2 37 89 278 277 1,583 4,781 8,328 665 5
Kings 32,878 5 31 126 278 424 2,464 8,413 19,488 1,645 4
New York 13,335 1 11 39 142 188 1,130 3,907 7,410 506 1
Queens 23,816 2 32 83 258 345 2,317 6,826 12,902 1,049 2
Richmond 4,795 0 2 15 53 56 433 1,395 2,593 245 3
Rest of State
Rest of State 111,798 35 154 439 1,202 1,690 9,461 29,458 63,248 5,650 461
Albany 2,772 2 3 17 25 38 266 779 1,568 74 0
Allegany 424 0 1 3 7 8 30 101 224 32 18
Broome 1,693 0 1 7 22 24 149 449 968 73 0
Cattaraugus 768 1 0 2 11 15 75 189 359 35 81
Cayuga 656 0 1 2 8 7 51 140 397 49 1
Chautauqua 1,196 1 2 11 17 20 77 297 673 55 43
Chemung 754 0 1 5 9 12 64 187 424 52 0
Chenango 421 0 0 0 2 1 29 97 260 31 1
Clinton 590 0 2 1 6 5 45 138 342 50 1
Columbia 439 0 2 1 10 8 43 115 243 17 0
Cortland 440 0 1 3 3 2 34 127 236 20 14
Delaware 330 0 0 1 1 4 29 86 189 20 0
Dutchess 2,519 0 1 17 17 32 177 642 1,508 125 0
Erie 8,725 2 21 49 102 142 811 2,495 4,728 358 17
Essex 212 0 0 0 1 2 18 43 136 6 6
Franklin 383 0 0 1 8 5 34 89 204 29 13
Fulton 427 0 0 3 3 11 29 89 265 21 6
Genesee 475 0 1 0 9 4 36 103 301 21 0
Greene 393 0 1 1 2 4 27 98 235 25 0
Hamilton 36 0 0 0 0 1 4 10 20 1 0
Herkimer 549 0 0 1 5 11 42 145 300 36 9
Jefferson 1,603 2 2 5 27 18 141 419 859 107 23
Lewis 258 0 0 0 2 1 18 66 154 12 5
Livingston 479 0 0 2 1 9 37 125 264 36 5
Madison 533 1 0 2 4 8 47 128 296 35 12
Monroe 7,151 4 29 32 79 100 612 1,897 4,036 357 5
Montgomery 568 0 2 1 2 13 42 118 331 20 39
Nassau 13,464 4 8 46 125 183 1,295 3,820 7,389 585 9
Niagara 1,841 0 2 4 23 38 164 496 1,007 106 1
Oneida 2,253 3 4 9 35 35 223 651 1,172 115 6
Onondaga 4,485 3 5 23 45 71 352 1,121 2,605 259 1
Ontario 929 0 1 8 11 20 57 221 570 40 1
Orange 5,731 1 6 11 51 82 400 1,355 3,354 465 6
Orleans 354 2 1 0 3 6 25 81 215 21 0
Oswego 1,116 1 4 7 21 18 108 278 599 67 13
Otsego 490 0 0 1 4 7 36 125 276 28 13
Putnam 903 0 1 2 9 15 69 240 536 31 0
Rensselaer 1,513 1 1 7 19 22 133 394 882 54 0
Rockland 6,604 0 3 17 60 86 423 1,362 4,171 478 4
St Lawrence 1,021 0 1 5 9 17 67 222 548 75 77
Saratoga 1,968 1 2 6 20 27 150 491 1,189 81 1
Schenectady 1,663 0 6 7 22 28 170 470 918 40 2
Schoharie 199 0 0 0 3 4 15 49 123 5 0
Schuyler 146 0 0 0 1 0 12 31 87 15 0
Seneca 349 0 0 2 3 6 25 74 211 28 0
Steuben 889 0 0 4 8 8 79 193 545 50 2
Suffolk 15,481 5 18 53 171 305 1,450 4,437 8,294 742 6
Sullivan 948 1 0 3 10 9 77 239 540 68 1
Tioga 413 0 2 1 0 4 25 105 253 17 6
Tompkins 644 0 1 0 7 14 49 156 393 23 1
Ulster 1,387 0 2 3 20 14 98 337 819 91 3
Warren 507 0 2 4 6 12 39 135 278 31 0
Washington 507 0 0 2 11 8 34 147 273 31 1
Wayne 853 0 1 2 7 10 71 222 498 42 0
Westchester 9,688 0 12 43 110 129 803 2,669 5,593 322 7
Wyoming 346 0 0 2 4 3 29 95 185 27 1
Yates 312 0 0 0 1 4 16 70 205 16 0

1 Gestation in weeks is computed from the date of last menses. See Technical Notes for details.

Range of weeks reflects the number of completed weeks gestation. For example, 36 weeks and 6 days would be in the 34-36 range.