Most Recent Asthma State or Territory Data

These tables feature the latest national and state statistics on the burden of asthma among children and adults. The data are from national and state surveillance systems administered by the Centers for Disease Control and Prevention (CDC). Links to sources are provided with each table to assist with finding additional information on the data and relevant tables and reports.

See footnote for data source.

See also: National DataArchived Most Recent Data

State or Territory Data

State or Territory
Adult Current Asthma1 Prevalence by State or Territory (2021)
State or Territory Adult Current Asthma* Prevalence by State or Territory (2019)
State or Territory Number With Current Asthma Percent With Current Asthma (SE)
Alabama 394,199 10.1 (0.62)
Alaska 49,453 9.0 (0.58)
Arizona 519,749 9.4 (0.39)
Arkansas 207,857 9.0 (0.62)
California 2,694,396 8.8 (0.45)
Colorado 476,932 10.4 (0.37)
Connecticut 300,910 10.5 (0.48)
Delaware 77,695 9.8 (0.69)
District of Columbia 64,298 11.6 (0.82)
Florida 2 2
Georgia 772,663 9.4 (0.51)
Hawaii 92,849 8.1 (0.43)
Idaho 138,516 9.8 (0.46)
Illinois 860,395 8.7 (0.70)
Indiana 536,397 10.3 (0.39)
Iowa 224,466 9.1 (0.41)
Kansas 235,953 10.6 (0.31)
Kentucky 408,801 11.7 (0.59)
Louisiana 344,842 9.7 (0.60)
Maine 138,396 12.5 (0.47)
Maryland 451,158 9.4 (0.35)
Massachusetts 661,306 11.7 (0.52)
Michigan 908,568 11.5 (0.45)
Minnesota 387,219 8.8 (0.28)
Mississippi 226,646 10.0 (0.67)
Missouri 449,253 9.4 (0.42)
Montana 83,698 9.7 (0.48)
Nebraska 122,491 8.2 (0.33)
Nevada 223,954 9.1 (0.80)
New Hampshire 136,025 12.1 (0.60)
New Jersey 646,963 8.9 (0.46)
New Mexico 173,518 10.6 (0.53)
New York 1,563,485 9.8 (0.28)
North Carolina 717,344 8.7 (0.51)
North Dakota 50,012 8.4 (0.50)
Ohio 955,568 10.4 (0.38)
Oklahoma 326,087 10.9 (0.54)
Oregon 377,851 11.2 (0.53)
Pennsylvania 1,062,292 10.3 (0.51)
Rhode Island 111,498 12.6 (0.62)
South Carolina 372,607 9.2 (0.45)
South Dakota 55,927 8.3 (0.78)
Tennessee 558,276 10.3 (0.59)
Texas 1,854,306 8.4 (0.45)
Utah 231,080 9.7 (0.38)
Vermont 61,465 11.8 (0.61)
Virginia 661,945 9.8 (0.41)
Washington 641,131 10.5 (0.36)
West Virginia 171,141 12.1 (0.50)
Wisconsin 498,228 10.8 (0.59)
Wyoming 43,188 9.7 (0.67)
Guam 4,997 4.7 (0.78)
Puerto Rico 311,148 11.4 (0.66)
Virgin Islands 3,920 5.0 (1.02)

Abbreviation: SE = Standard Error.
1Persons who answered "yes" to the questions: "Have you EVER been told by a doctor or other health professional that you had asthma?" and "Do you still have asthma?"
2Minimum data collection requirements were not met.
Source: 2021 Behavioral Risk Factor Surveillance System (BRFSS).

State
Asthma Mortality by State (2021)
State Asthma Mortality by State (2021)
State Number of Deaths1 Crude Death Rate (SE)1 Per Million Adjusted Death Rate (SE)1,2 Per Million
Alabama 67 13.3 (1.62) 11.6 (1.46)
Alaska 11 3 (4.53) 3 (4.87)
Arizona 89 12.2 (1.30) 10.3 (1.12)
Arkansas 37 12.2 (2.01) 11.2 (1.90)
California 352 9.0 (0.48) 8.2 (0.44)
Colorado 49 8.4 (1.20) 7.6 (1.11)
Connecticut 35 9.7 (1.64) 8.5 (1.50)
Delaware 15 3 (3.86) 3 (3.73)
District of Columbia 14 3 (5.58) 3 (5.64)
Florida 204 9.4 (0.66) 8.0 (0.59)
Georgia 107 9.9 (0.96) 9.4 (0.93)
Hawaii 24 16.7 (3.40) 13.7 (2.91)
Idaho 16 3 (2.10) 3 (1.99)
Illinois 124 9.8 (0.88) 9.1 (0.83)
Indiana 70 10.3 (1.23) 9.4 (1.15)
Iowa 39 12.2 (1.96) 11.1 (1.84)
Kansas 37 12.6 (2.07) 12.5 (2.10)
Kentucky 22 4.9 (1.04) 4.0 (0.89)
Louisiana 45 9.7 (1.45) 9.3 (1.42)
Maine 4 4 4
Maryland 79 12.8 (1.44) 11.2 (1.29)
Massachusetts 78 11.2 (1.26) 9.8 (1.15)
Michigan 94 9.4 (0.96) 8.6 (0.92)
Minnesota 58 10.2 (1.33) 8.5 (1.15)
Mississippi 45 15.3 (2.27) 15.3 (2.32)
Missouri 75 12.2 (1.40) 11.5 (1.36)
Montana 4 4 4
Nebraska 25 12.7 (2.55) 11.4 (2.33)
Nevada 28 8.9 (1.68) 8.3 (1.61)
New Hampshire 11 3 (2.39) 3 (2.47)
New Jersey 119 12.8 (1.18) 11.8 (1.11)
New Mexico 26 12.3 (2.41) 10.3 (2.07)
New York 248 12.5 (0.79) 10.6 (0.69)
North Carolina 108 10.2 (0.98) 8.9 (0.88)
North Dakota 10 3 (4.08) 3 (4.52)
Ohio 124 10.5 (0.95) 9.8 (0.91)
Oklahoma 47 11.8 (1.72) 11.0 (1.64)
Oregon 67 15.8 (1.93) 13.0 (1.64)
Pennsylvania 143 11.0 (0.92) 9.3 (0.82)
Rhode Island 4 4 4
South Carolina 71 13.7 (1.62) 12.3 (1.52)
South Dakota 4 4 4
Tennessee 83 11.9 (1.31) 11.3 (1.27)
Texas 295 10.0 (0.58) 10.1 (0.60)
Utah 24 7.2 (1.47) 8.6 (1.78)
Vermont 4 4 4
Virginia 85 9.8 (1.07) 9.1 (1.01)
Washington 85 11.0 (1.19) 10.1 (1.11)
West Virginia 16 3 (2.24) 3 (1.98)
Wisconsin 67 11.4 (1.39) 10.1 (1.26)
Wyoming 10 3 (5.46) 3 (4.75)
Total 3,517 10.6 (0.18) 9.5 (0.16)

1Underlying cause of death is asthma (ICD-10 codes: J45–J46).
2Population-based rates are age-adjusted to the 2000 standard population.
  3Rates are unreliable when the number of deaths is less than 20.
  4Data are suppressed when the number of deaths is 9 or fewer.

Source: CDC/NCHS, Division of Vital Statistics CDC Wonder