Current Asthma by State, 2018

  Child Adult
State Count Percent Year Count Percent
Alabama 141,500 13.2% 2014 394,600 10.5%
Alaska --- ---   50,700 9.2%
Arizona 129,200 8.1% 2016 545,100 10.0%
Arkansas --- ---   225,900 9.8%
California 542,700 6.2%   2,607,600 8.5%
Colorado --- ---   399,400 9.1%
Connecticut 62,400 9.7%   290,300 10.3%
Delaware --- ---   77,000 10.1%
District of Columbia 12,700 10.9%   66,400 11.6%
Florida 302,100 7.5%   1,495,600 8.7%
Georgia 177,900 7.6%   714,600 8.9%
Hawaii 30,000 10.2%   104,400 9.3%
Idaho --- ---   112,000 8.6%
Illinois 163,900 6.0%   860,000 8.7%
Indiana 115,600 8.7%   509,700 10.0%
Iowa 41,600 5.8% 2011 191,000 7.9%
Kansas 51,700 7.6%   214,700 9.8%
Kentucky 57,000 5.9%   395,300 11.5%
Louisiana 94,100 8.8% 2015 316,400 8.9%
Maine 17,200 7.4%   132,100 12.3%
Maryland 92,000 7.6%   439,900 9.3%
Massachusetts 79,600 6.4%   558,400 10.2%
Michigan 177,000 8.6%   872,500 11.2%
Minnesota 66,700 5.3%   357,200 8.3%
Mississippi 43,200 6.5%   218,200 9.7%
Missouri 108,200 8.4%   444,300 9.4%
Montana 11,700 5.3%   82,700 10.0%
Nebraska 23,600 5.0%   128,800 8.9%
Nevada 45,900 7.0%   186,800 8.0%
New Hampshire 19,500 8.5%   128,300 11.8%
New Jersey 133,100 7.2%   593,200 8.4%
New Mexico 35,200 7.5%   157,200 9.9%
New York 207,900 6.2%   1,578,000 10.1%
North Carolina 250,600 11.5% 2014 757,800 9.4%
North Dakota 10,000 6.5% 2012 47,000 8.2%
Ohio 189,400 7.8%   854,200 9.4%
Oklahoma 88,700 9.8% 2016 307,600 10.3%
Oregon 58,700 7.3%   383,300 11.6%
Pennsylvania 242,200 9.7%   1,012,600 10.0%
Rhode Island 14,700 7.9%   101,300 11.9%
South Carolina --- ---   360,400 9.1%
South Dakota --- ---   51,700 7.9%
Tennessee 139,200 9.7% 2014 513,100 9.8%
Texas 541,800 7.9% 2015 1,572,800 7.4%
Utah 49,700 5.5%   206,400 9.3%
Vermont 8,800 8.8%   60,200 12.0%
Virginia --- ---   563,500 8.5%
Washington 115,900 7.3% 2016 559,000 9.6%
West Virginia 34,600 9.4% 2014 175,400 12.3%
Wisconsin 103,000 8.4%   408,300 9.0%
Wyoming 11,700 8.6% 2012 38,100 8.7%
United States* --- 7.2%   23,420,800 9.2%
State Count Percent Year Count Percent

Source:
Centers for Disease Control and Prevention. Behavioral Risk Factor Surveillance System 2011-2018. Analysis by the American Lung Association Epidemiology and Statistics Unit.

  • * National child asthma prevalence is based on data from 31 states and Washington, D.C.
  • Child asthma data is from 2018 unless an earlier year is noted, in which case that is the most recent year of data available. If a state has not collected child asthma data since 2011, no rate is listed.

Page last updated: May 19, 2020

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