Pertussis incidence per 100,000

Source:2013-2015 Bureau of Communicable Disease Control Data as of May 2017

(Click on a county name for trend graph data)

  Cases Average population Crude
Region/County 2013 2014 2015 Total 2013-2015 Rate
Reg- 1 Long Island
Nassau 28 34 68 130 1,357,374 3.2
Suffolk 56 88 70 214 1,501,431 4.8
Region Total 84 122 138 344 2,858,805 4.0
Reg- 2 New York City
Bronx 20 15 49 84 1,437,445 1.9
Kings 67 40 248 355 2,616,892 4.5
New York 26 32 47 105 1,635,648 2.1
Queens 20 20 76 116 2,318,968 1.7
Richmond 9 9 20 38 473,486 2.7
Region Total 142 116 440 698 8,482,440 2.7
Reg- 3 Mid-Hudson
Dutchess 10 17 7 34 296,416 3.8
Orange 26 24 37 87 376,446 7.7
Putnam 22 9 8 39 99,391 13.1
Rockland 8 46 21 75 323,602 7.7
Sullivan 2 0 1 3 75,828 1.3*
Ulster 14 16 4 34 180,529 6.3
Westchester 49 60 62 171 972,611 5.9
Region Total 131 172 140 443 2,324,823 6.4
Reg- 4 Capital Region
Albany 15 1 5 21 308,166 2.3
Columbia 3 10 0 13 61,958 7.0
Greene 2 1 4 7 48,016 4.9*
Rensselaer 6 1 1 8 159,986 1.7*
Saratoga 23 4 4 31 225,012 4.6
Schenectady 4 6 0 10 155,224 2.1
Region Total 53 23 14 90 958,361 3.1
Reg- 5 Mohawk Valley
Fulton 4 0 1 5 54,228 3.1*
Herkimer 1 3 3 7 63,675 3.7*
Montgomery 1 2 1 4 49,773 2.7*
Otsego 5 8 3 16 61,149 8.7
Schoharie 6 0 0 6 31,580 6.3*
Region Total 17 13 8 38 260,404 4.9
Reg- 6 North Country
Clinton 49 53 26 128 81,491 52.4
Essex 3 7 2 12 38,640 10.4
Franklin 5 23 1 29 51,203 18.9
Hamilton 0 0 0 0 4,733 0.0*
Warren 1 1 0 2 64,999 1.0*
Washington 0 2 0 2 62,565 1.1*
Region Total 58 86 29 173 303,632 19.0
Reg- 7 Tug Hill Seaway
Jefferson 15 8 4 27 118,747 7.6
Lewis 0 9 1 10 27,109 12.3
St. Lawrence 15 4 13 32 111,457 9.6
Region Total 30 21 18 69 257,313 8.9
Reg- 8 Central NY
Cayuga 2 2 0 4 78,863 1.7*
Cortland 8 1 4 13 48,831 8.9
Madison 10 3 3 16 72,200 7.4
Oneida 7 30 10 47 232,985 6.7
Onondaga 38 64 44 146 468,349 10.4
Oswego 9 8 0 17 120,741 4.7
Region Total 74 108 61 243 1,021,969 7.9
Reg- 9 Southern Tier
Broome 14 11 7 32 197,150 5.4
Chenango 3 0 0 3 49,258 2.0*
Delaware 1 0 10 11 46,452 7.9
Tioga 7 8 2 17 49,855 11.4
Tompkins 10 14 4 28 104,411 8.9
Region Total 35 33 23 91 447,126 6.8
Reg- 10 Finger Lakes
Chemung 18 14 3 35 87,782 13.3
Livingston 2 3 19 24 64,669 12.4
Monroe 44 79 50 173 749,688 7.7
Ontario 22 2 7 31 109,457 9.4
Schuyler 1 0 0 1 18,375 1.8*
Seneca 1 2 0 3 35,042 2.9*
Steuben 11 16 5 32 98,225 10.9
Wayne 9 18 1 28 91,990 10.1
Yates 2 0 0 2 25,137 2.7*
Region Total 110 134 85 329 1,280,366 8.6
Reg- 11 Western NY
Allegany 5 5 8 18 47,769 12.6
Cattaraugus 5 7 2 14 78,471 5.9
Chautauqua 60 54 0 114 131,971 28.8
Erie 45 92 74 211 921,760 7.6
Genesee 2 10 11 23 59,184 13.0
Niagara 1 15 0 16 213,475 2.5
Orleans 5 1 0 6 41,934 4.8*
Wyoming 5 4 5 14 41,244 11.3
Region Total 128 188 100 416 1,535,808 9.0
New York State 862 1,016 1,056 2,934 19,731,048 5.0

*: Fewer than 10 events in the numerator, therefore the rate is unstable

See technical notes for information about the indicators and data sources.