Table 11c: Live Births by Obstetric Estimate of Gestation in Weeks and Resident County, New York State 2017

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 228,501 69 349 983 1,978 2,504 14,538 53,600 152,948 988 544
New York City
New York City 110,682 12 147 521 990 1,206 6,950 26,942 73,398 504 12
Bronx 20,246 1 31 131 233 282 1,357 4,958 13,199 54 0
Kings 39,068 0 42 176 315 390 2,386 9,300 26,141 309 9
New York 17,142 1 18 53 141 198 1,034 4,109 11,543 42 3
Queens 28,872 10 41 134 261 274 1,822 7,262 18,981 87 0
Richmond 5,354 0 15 27 40 62 351 1,313 3,534 12 0
Rest of State
Rest of State 117,819 57 202 462 988 1,298 7,588 26,658 79,550 484 532
Albany 3,177 5 6 15 37 42 209 696 2,140 24 3
Allegany 486 2 0 6 2 7 29 112 311 5 12
Broome 1,976 2 2 9 24 23 164 421 1,324 4 3
Cattaraugus 817 0 0 4 5 13 36 210 473 1 75
Cayuga 781 0 2 4 8 6 29 131 584 14 3
Chautauqua 1,349 0 3 1 11 13 94 279 907 4 37
Chemung 898 1 2 4 8 7 62 163 649 1 1
Chenango 489 0 0 1 4 6 22 92 357 1 6
Clinton 711 0 1 1 2 0 34 138 526 4 5
Columbia 507 0 2 4 2 6 35 101 344 3 10
Cortland 480 0 1 0 6 6 28 92 336 0 11
Delaware 359 0 0 1 3 3 16 87 245 3 1
Dutchess 2,596 0 6 9 29 31 183 601 1,725 10 2
Erie 9,849 6 17 52 82 138 681 2,337 6,452 39 45
Essex 283 0 0 1 3 4 13 70 189 1 2
Franklin 440 0 0 2 2 2 18 99 297 1 19
Fulton 538 0 0 0 2 2 41 104 387 1 1
Genesee 551 0 1 1 3 6 21 140 375 3 1
Greene 386 0 0 0 6 2 28 94 254 1 1
Hamilton 27 0 0 0 0 1 1 1 23 0 1
Herkimer 588 0 1 0 5 4 45 103 423 3 4
Jefferson 2,005 4 7 9 11 17 107 459 1,377 2 12
Lewis 335 0 0 1 3 4 15 58 238 10 6
Livingston 502 0 0 3 1 5 27 96 364 5 1
Madison 672 1 0 4 5 14 37 139 451 2 19
Monroe 7,884 7 19 34 95 107 508 1,744 5,332 34 4
Montgomery 615 0 0 2 4 6 42 96 442 10 13
Nassau 14,184 3 16 55 125 170 935 3,489 9,364 18 9
Niagara 2,116 0 2 5 15 29 145 563 1,347 5 5
Oneida 2,566 1 8 10 23 26 160 559 1,759 15 5
Onondaga 5,061 1 11 31 40 44 312 1,058 3,545 19 0
Ontario 976 0 5 2 5 21 46 198 691 5 3
Orange 5,085 1 6 20 41 45 303 1,048 3,580 32 9
Orleans 411 0 3 2 3 4 23 74 300 1 1
Oswego 1,247 4 6 4 14 11 71 254 860 4 19
Otsego 487 0 1 0 3 10 38 91 328 2 14
Putnam 798 1 0 5 9 7 42 201 531 2 0
Rensselaer 1,562 0 5 10 18 19 114 343 1,040 10 3
Rockland 5,474 2 3 14 41 34 289 1,030 4,012 46 3
St Lawrence 1,027 0 2 7 9 4 73 200 655 5 72
Saratoga 2,145 1 4 4 13 25 134 447 1,501 14 2
Schenectady 1,725 0 6 4 18 17 108 387 1,176 7 2
Schoharie 245 0 0 0 1 0 10 44 185 5 0
Schuyler 162 1 1 1 2 0 7 23 123 0 4
Seneca 340 0 1 1 0 2 14 70 242 8 2
Steuben 997 0 2 3 9 9 62 198 706 5 3
Suffolk 15,334 8 23 69 118 175 1,122 3,851 9,926 31 11
Sullivan 797 0 1 3 5 6 46 189 540 5 2
Tioga 431 0 0 0 1 5 29 88 306 1 1
Tompkins 767 0 1 1 5 6 43 173 520 12 6
Ulster 1,468 1 2 2 5 15 103 313 1,010 9 8
Warren 542 0 0 3 7 13 37 117 364 0 1
Washington 526 1 0 3 2 4 28 116 363 2 7
Wayne 949 0 4 3 16 8 45 215 650 6 2
Westchester 10,429 4 18 31 75 107 689 2,533 6,936 24 12
Wyoming 347 0 1 1 1 3 16 74 247 1 3
Yates 320 0 0 0 1 4 19 49 218 4 25

* 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.