Table 11c: Live Births by Obstetric Estimate of Gestation in Weeks and Resident County, New York State 2015

County  Gestation in Weeks*
Total < 20 20-23 24-27 28-31 32-33 34-36 37-38 39-41 42+ Unknown
New York State
New York State 235,964 57 350 1,064 2,036 2,504 14,363 53,750 160,292 1,073 475
New York City
New York City 116,040 12 134 592 958 1,202 7,089 27,109 78,378 556 10
Bronx 21,130 1 23 149 229 257 1,376 5,033 13,989 70 3
Kings 41,514 2 54 199 303 410 2,455 9,656 28,158 272 5
New York 17,775 2 18 71 133 203 1,043 3,955 12,288 61 1
Queens 30,335 6 35 147 234 284 1,899 7,224 20,381 125 0
Richmond 5,286 1 4 26 59 48 316 1,241 3,562 28 1
Rest of State
Rest of State 119,924 45 216 472 1,078 1,302 7,274 26,641 81,914 517 465
Albany 3,161 1 9 8 33 30 181 641 2,229 21 8
Allegany 496 0 1 0 4 6 25 126 322 3 9
Broome 1,972 0 8 8 11 21 126 424 1,365 3 6
Cattaraugus 880 0 1 2 5 6 47 194 539 3 83
Cayuga 716 0 2 0 3 1 42 116 536 15 1
Chautauqua 1,439 0 2 5 14 18 79 298 987 3 33
Chemung 982 0 3 0 11 10 57 210 684 6 1
Chenango 492 0 1 0 3 4 29 99 349 2 5
Clinton 768 0 1 0 4 12 44 168 530 3 6
Columbia 523 0 0 3 5 1 29 112 367 5 1
Cortland 464 0 0 2 8 4 21 83 333 2 11
Delaware 354 0 0 0 5 3 20 61 259 4 2
Dutchess 2,606 0 3 16 26 20 146 589 1,798 6 2
Erie 10,162 8 25 55 116 141 620 2,372 6,767 28 30
Essex 336 0 0 2 4 2 14 83 226 0 5
Franklin 491 0 0 1 4 6 33 128 310 1 8
Fulton 522 0 0 1 7 7 34 98 371 4 0
Genesee 565 0 1 2 7 1 35 123 395 1 0
Greene 378 0 0 0 1 5 24 75 269 3 1
Hamilton 31 0 0 0 1 0 0 6 24 0 0
Herkimer 608 0 2 2 5 8 35 106 439 4 7
Jefferson 2,088 1 3 9 20 28 106 432 1,466 5 18
Lewis 324 0 0 2 1 6 12 63 234 1 5
Livingston 515 0 0 3 2 7 25 94 383 1 0
Madison 652 0 2 2 7 7 30 159 434 1 10
Monroe 8,174 9 22 37 84 78 483 1,773 5,635 51 2
Montgomery 643 0 2 4 11 12 32 110 454 7 11
Nassau 14,272 4 23 45 112 158 939 3,576 9,393 21 1
Niagara 2,149 0 6 3 26 15 144 551 1,398 3 3
Oneida 2,514 1 10 6 22 37 154 543 1,731 5 5
Onondaga 5,259 2 8 25 45 52 299 1,090 3,715 22 1
Ontario 1,032 2 3 7 4 7 68 226 711 3 1
Orange 4,792 0 7 30 33 47 242 986 3,422 21 4
Orleans 451 0 3 1 5 7 23 86 319 6 1
Oswego 1,199 2 3 4 8 19 62 222 865 4 10
Otsego 530 0 0 5 7 8 30 109 353 8 10
Putnam 813 0 0 0 15 9 55 175 556 2 1
Rensselaer 1,617 0 3 8 8 18 124 344 1,095 8 9
Rockland 5,113 1 10 19 37 43 250 980 3,716 54 3
St Lawrence 1,181 0 2 7 6 12 70 181 813 10 80
Saratoga 2,174 1 1 8 16 30 130 476 1,497 13 2
Schenectady 1,766 6 5 8 23 18 113 349 1,227 16 1
Schoharie 234 0 1 1 2 5 11 49 161 4 0
Schuyler 180 0 0 0 3 0 9 36 127 2 3
Seneca 367 0 0 3 4 3 13 73 256 10 5
Steuben 1,069 0 3 4 6 13 56 184 793 9 1
Suffolk 15,808 3 15 50 140 163 1,046 3,900 10,438 44 9
Sullivan 792 0 4 2 16 12 57 185 511 5 0
Tioga 465 0 0 1 3 3 43 109 305 1 0
Tompkins 812 0 0 2 5 10 54 163 570 4 4
Ulster 1,573 0 2 3 16 9 103 297 1,123 17 3
Warren 540 1 3 1 2 7 35 113 375 2 1
Washington 584 0 0 0 1 7 49 109 416 0 2
Wayne 968 1 3 2 11 10 59 187 686 5 4
Westchester 10,639 2 13 62 91 128 673 2,458 7,174 31 7
Wyoming 368 0 0 1 5 5 21 83 251 1 1
Yates 321 0 0 0 4 3 13 58 212 3 28

* Gestation in weeks based on clinical estimate. 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.