2020 Adult Asthma Data: Prevalence Tables and Maps

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Table C4
Adulta Current Asthma Prevalence
and Number by Race and State or Territory: BRFSS 2020
State Raceg Sample
Sizec		 Prevalence
(Percent)		 Standard
Error		 95% CId
(Percent)		 ||
||		 Weighted
Numbere		 95% CId
(Weighted Number)
U.S. Totalf White 311,317 9.2 0.12 (9.0–9.4) || 16,424,440 (16,000,003–16,848,876)
U.S. Totalf Black 31,372 11.4 0.35 (10.7–12.1) || 3,671,155 (3,435,522–3,906,788)
U.S. Totalf Other 29,066 7.1 0.39 (6.3–7.8) || 2,159,718 (1,920,638–2,398,798)
U.S. Totalf Multirace 9,091 14.4 0.91 (12.7–16.2) || 629,532 (546,171–712,894)
AL White 3,667 8.2 0.60 (7.0–9.4) || 214,442 (183,025–245,859)
AL Black 1,351 10.2 1.07 (8.1–12.3) || 99,454 (78,075–120,832)
AL Other 144 12.4 3.51 (5.5–19.4) || 14,760 (6,092–23,429)
AL Multirace 78 (.–.) || 11,648 (.–.)
AK White 2,519 9.1 0.87 (7.4–10.8) || 32,476 (26,273–38,679)
AK Black 58 (.–.) || 1,104 (.–.)
AK Other 814 9.2 2.06 (5.2–13.3) || 11,528 (6,191–16,866)
AK Multirace 173 (.–.) || 2,280 (.–.)
AZ White 7,808 10.0 0.47 (9.1–10.9) || 409,345 (370,655–448,036)
AZ Black 288 8.5 2.11 (4.4–12.7) || 23,698 (11,615–35,782)
AZ Other 1,492 8.0 1.01 (6.0–9.9) || 74,775 (55,600–93,950)
AZ Multirace 203 16.6 3.52 (9.6–23.5) || 13,642 (7,666–19,618)
AR White 4,182 9.0 0.63 (7.8–10.2) || 159,483 (137,078–181,888)
AR Black 602 11.3 1.95 (7.5–15.1) || 37,611 (24,266–50,956)
AR Other 198 (.–.) || 5,359 (.–.)
AR Multirace 143 14.6 4.25 (6.2–23.0) || 5,691 (2,215–9,166)
CA White 3,224 10.0 0.74 (8.5–11.4) || 1,822,430 (1,546,854–2,098,007)
CA Black 298 12.2 2.77 (6.8–17.7) || 263,142 (137,161–389,123)
CA Other 933 6.9 1.20 (4.5–9.2) || 562,931 (363,203–762,659)
CA Multirace 148 17.7 4.11 (9.5–25.8) || 137,150 (68,363–205,936)
CO White 8,351 9.6 0.39 (8.8–10.3) || 347,046 (319,176–374,916)
CO Black 283 14.1 2.37 (9.4–18.8) || 26,642 (17,151–36,133)
CO Other 810 7.7 1.04 (5.6–9.7) || 34,138 (24,762–43,513)
CO Multirace 198 13.3 2.78 (7.8–18.7) || 9,684 (5,425–13,943)
CT White 6,894 11.0 0.61 (9.8–12.2) || 225,154 (199,598–250,709)
CT Black 731 11.2 1.72 (7.9–14.6) || 34,842 (23,881–45,802)
CT Other 729 8.1 1.34 (5.5–10.7) || 23,612 (15,794–31,431)
CT Multirace 164 10.5 2.92 (4.7–16.2) || 3,477 (1,495–5,458)
DE White 2,806 9.1 0.69 (7.8–10.5) || 46,512 (39,492–53,533)
DE Black 578 17.1 2.37 (12.4–21.7) || 28,233 (19,712–36,753)
DE Other 315 (.–.) || 4,325 (.–.)
DE Multirace 115 (.–.) || 2,905 (.–.)
DC White 1,628 7.5 0.85 (5.8–9.1) || 18,782 (14,503–23,062)
DC Black 1,377 14.3 1.31 (11.8–16.9) || 34,054 (27,539–40,569)
DC Other 217 6.2 1.65 (2.9–9.4) || 3,375 (1,576–5,174)
DC Multirace 93 (.–.) || 659 (.–.)
FL White 9,323 7.5 0.54 (6.4–8.5) || 912,293 (780,654–1,043,932)
FL Black 1,041 6.4 1.17 (4.1–8.7) || 176,420 (113,690–239,149)
FL Other 789 8.1 1.45 (5.3–11.0) || 138,370 (89,007–187,734)
FL Multirace 259 12.8 3.56 (5.8–19.8) || 28,604 (12,393–44,816)
GA White 5,812 8.2 0.54 (7.1–9.2) || 386,388 (335,853–436,923)
GA Black 2,343 10.9 1.16 (8.6–13.2) || 272,059 (212,130–331,988)
GA Other 463 10.5 2.38 (5.8–15.2) || 61,516 (32,621–90,410)
GA Multirace 179 6.5 1.94 (2.7–10.4) || 8,662 (3,878–13,447)
HI White 2,747 6.6 0.65 (5.3–7.8) || 18,675 (14,988–22,363)
HI Black 87 (.–.) || 2,756 (.–.)
HI Other 3,243 8.2 0.63 (7.0–9.5) || 46,753 (39,445–54,060)
HI Multirace 1,575 12.8 1.09 (10.7–15.0) || 27,737 (22,875–32,599)
ID White 5,278 9.6 0.59 (8.5–10.8) || 112,272 (98,633–125,910)
ID Black 23 (.–.) || 368 (.–.)
ID Other 236 (.–.) || 6,756 (.–.)
ID Multirace 101 (.–.) || 2,537 (.–.)
IL White 2,794 8.8 0.68 (7.4–10.1) || 585,354 (493,812–676,896)
IL Black 454 12.5 2.14 (8.3–16.6) || 170,643 (108,915–232,371)
IL Other 270 5.2 1.48 (2.3–8.1) || 54,602 (23,751–85,454)
IL Multirace 37 (.–.) || 8,774 (.–.)
IN White 7,046 9.6 0.42 (8.8–10.4) || 410,148 (374,035–446,260)
IN Black 741 11.4 1.53 (8.4–14.5) || 54,153 (39,109–69,198)
IN Other 304 7.4 1.96 (3.6–11.3) || 17,261 (7,949–26,573)
IN Multirace 133 12.4 3.17 (6.2–18.7) || 7,457 (3,581–11,333)
IA White 8,808 8.8 0.36 (8.1–9.5) || 188,669 (173,194–204,144)
IA Black 190 14.9 2.87 (9.3–20.6) || 12,626 (7,468–17,785)
IA Other 228 12.1 2.79 (6.6–17.6) || 12,102 (6,222–17,981)
IA Multirace 107 11.8 3.13 (5.6–18.0) || 3,467 (1,586–5,349)
KS White 9,311 9.2 0.39 (8.4–10.0) || 169,921 (155,334–184,507)
KS Black 379 14.0 2.13 (9.8–18.2) || 17,353 (11,736–22,970)
KS Other 390 12.3 2.27 (7.8–16.8) || 17,424 (10,588–24,260)
KS Multirace 206 13.7 3.04 (7.7–19.7) || 6,667 (3,556–9,777)
KY White 3,434 11.3 0.67 (10.0–12.6) || 335,698 (295,969–375,427)
KY Black 231 14.4 3.38 (7.8–21.1) || 38,640 (19,100–58,179)
KY Other 100 (.–.) || 9,462 (.–.)
KY Multirace 83 23.2 6.50 (10.3–36.1) || 9,227 (3,345–15,109)
LA White 3,336 6.7 0.53 (5.7–7.8) || 147,836 (124,702–170,971)
LA Black 1,021 10.1 1.27 (7.6–12.6) || 109,984 (81,606–138,362)
LA Other 188 7.0 2.06 (2.9–11.0) || 10,523 (4,367–16,678)
LA Multirace 83 (.–.) || 5,444 (.–.)
ME White 10,321 10.5 0.48 (9.5–11.4) || 107,001 (97,166–116,835)
ME Black 49 (.–.) || 1,348 (.–.)
ME Other 206 18.0 5.36 (7.4–28.5) || 4,225 (1,385–7,066)
ME Multirace 121 (.–.) || 1,447 (.–.)
MD White 9,567 8.4 0.39 (7.6–9.1) || 212,804 (192,804–232,804)
MD Black 3,002 10.8 0.76 (9.3–12.3) || 151,036 (129,223–172,849)
MD Other 869 7.2 1.14 (4.9–9.4) || 36,220 (24,536–47,905)
MD Multirace 252 10.5 2.28 (6.0–15.0) || 6,298 (3,485–9,112)
MA White 5,741 10.3 0.51 (9.3–11.3) || 416,371 (375,358–457,385)
MA Black 372 12.0 2.46 (7.2–16.9) || 48,720 (27,789–69,652)
MA Other 453 7.6 1.66 (4.4–10.9) || 42,559 (23,482–61,636)
MA Multirace 123 15.3 3.87 (7.6–23.0) || 17,380 (8,180–26,580)
MI White 5,935 10.7 0.55 (9.6–11.7) || 646,380 (579,022–713,737)
MI Black 681 13.4 1.57 (10.3–16.5) || 136,902 (103,455–170,349)
MI Other 303 10.8 2.29 (6.3–15.3) || 49,180 (27,433–70,926)
MI Multirace 169 17.0 3.39 (10.3–23.7) || 20,335 (12,076–28,594)
MN White 13,629 8.4 0.30 (7.8–9.0) || 303,412 (281,980–324,843)
MN Black 592 11.9 1.64 (8.7–15.1) || 31,758 (22,582–40,933)
MN Other 890 4.9 0.81 (3.3–6.5) || 16,762 (11,229–22,296)
MN Multirace 296 19.5 2.85 (13.9–25.1) || 12,195 (8,221–16,169)
MS White 3,773 8.2 0.60 (7.0–9.4) || 108,719 (92,657–124,782)
MS Black 2,475 10.1 0.79 (8.5–11.6) || 85,060 (71,606–98,514)
MS Other 119 (.–.) || 5,999 (.–.)
MS Multirace 33 (.–.) || 1,063 (.–.)
MO White 7,687 9.1 0.47 (8.2–10.1) || 353,396 (317,111–389,681)
MO Black 848 12.1 1.50 (9.2–15.1) || 63,176 (46,976–79,376)
MO Other 291 (.–.) || 10,989 (.–.)
MO Multirace 147 12.5 3.02 (6.5–18.4) || 8,277 (4,223–12,331)
MT White 5,529 10.3 0.50 (9.3–11.2) || 77,009 (69,429–84,589)
MT Black 10 (.–.) || 257 (.–.)
MT Other 480 14.0 2.39 (9.3–18.7) || 8,580 (5,456–11,705)
MT Multirace 164 14.9 3.23 (8.5–21.3) || 2,540 (1,379–3,701)
NE White 13,386 7.6 0.35 (7.0–8.3) || 94,925 (86,238–103,612)
NE Black 299 10.2 2.39 (5.5–14.9) || 6,888 (3,554–10,222)
NE Other 408 7.2 1.77 (3.8–10.7) || 4,609 (2,326–6,892)
NE Multirace 138 18.2 4.95 (8.4–28.0) || 4,544 (1,832–7,257)
NV White 1,819 9.2 0.86 (7.5–10.9) || 132,846 (108,123–157,568)
NV Black 134 17.8 3.75 (10.4–25.2) || 42,214 (23,244–61,185)
NV Other 338 6.9 1.70 (3.5–10.2) || 40,795 (20,484–61,105)
NV Multirace 89 (.–.) || 6,912 (.–.)
NH White 5,944 11.4 0.57 (10.3–12.6) || 115,115 (103,570–126,659)
NH Black 48 (.–.) || 2,150 (.–.)
NH Other 207 (.–.) || 4,586 (.–.)
NH Multirace 78 (.–.) || 3,320 (.–.)
NJ White 7,716 8.8 0.42 (7.9–9.6) || 375,940 (339,768–412,113)
NJ Black 1,298 11.6 1.13 (9.4–13.8) || 108,820 (86,734–130,906)
NJ Other 1,542 6.2 0.90 (4.4–8.0) || 78,111 (55,151–101,070)
NJ Multirace 259 10.5 2.31 (5.9–15.0) || 8,940 (4,997–12,883)
NM White 5,424 9.8 0.64 (8.6–11.1) || 119,781 (104,315–135,246)
NM Black 87 25.6 7.56 (10.5–40.6) || 7,525 (2,148–12,901)
NM Other 981 9.0 1.40 (6.3–11.8) || 21,804 (14,981–28,628)
NM Multirace 109 (.–.) || 4,379 (.–.)
NY White 10,383 8.7 0.38 (8.0–9.5) || 800,863 (730,681–871,046)
NY Black 1,541 13.7 1.13 (11.5–15.9) || 329,286 (272,579–385,994)
NY Other 1,846 8.4 0.91 (6.7–10.2) || 232,398 (181,225–283,572)
NY Multirace 327 10.3 1.93 (6.5–14.1) || 23,749 (14,920–32,578)
NC White 3,869 7.6 0.50 (6.6–8.6) || 414,258 (359,755–468,761)
NC Black 1,120 9.2 1.06 (7.1–11.2) || 163,064 (124,596–201,532)
NC Other 506 6.0 1.35 (3.3–8.6) || 38,117 (20,772–55,462)
NC Multirace 111 (.–.) || 13,524 (.–.)
ND White 4,026 8.5 0.63 (7.3–9.7) || 42,796 (36,414–49,177)
ND Black 51 (.–.) || 367 (.–.)
ND Other 243 11.0 2.75 (5.6–16.4) || 4,419 (2,132–6,706)
ND Multirace 55 (.–.) || 2,179 (.–.)
OH White 12,561 9.7 0.39 (8.9–10.4) || 701,864 (645,345–758,382)
OH Black 1,009 11.7 1.29 (9.2–14.3) || 129,163 (99,686–158,640)
OH Other 426 9.9 2.06 (5.9–14.0) || 37,610 (21,619–53,602)
OH Multirace 303 17.6 2.91 (11.9–23.4) || 22,063 (14,653–29,473)
OK White 3,819 10.6 0.63 (9.4–11.8) || 232,517 (204,776–260,259)
OK Black 266 12.8 2.37 (8.2–17.5) || 30,899 (19,036–42,762)
OK Other 533 9.2 1.44 (6.4–12.1) || 30,104 (20,650–39,558)
OK Multirace 270 17.3 2.95 (11.5–23.1) || 24,426 (15,378–33,474)
OR White 4,627 11.0 0.52 (9.9–12.0) || 298,046 (269,923–326,168)
OR Black 83 (.–.) || 10,016 (.–.)
OR Other 291 9.6 2.00 (5.7–13.6) || 27,171 (15,557–38,785)
OR Multirace 132 16.9 4.25 (8.5–25.3) || 13,315 (5,928–20,701)
PA White 4,464 9.4 0.60 (8.2–10.6) || 754,395 (656,672–852,119)
PA Black 512 14.6 1.91 (10.9–18.4) || 153,779 (111,865–195,693)
PA Other 290 10.7 2.58 (5.6–15.8) || 67,537 (33,337–101,736)
PA Multirace 90 (.–.) || 23,252 (.–.)
RI White 4,380 12.0 0.75 (10.5–13.4) || 77,964 (67,988–87,939)
RI Black 250 11.4 2.40 (6.7–16.1) || 6,687 (3,807–9,568)
RI Other 406 8.5 2.15 (4.2–12.7) || 7,545 (3,597–11,492)
RI Multirace 107 36.2 8.87 (18.6–53.8) || 5,055 (1,600–8,509)
SC White 2,837 9.1 0.68 (7.8–10.5) || 253,066 (215,258–290,875)
SC Black 899 10.6 1.38 (7.9–13.3) || 108,186 (79,077–137,295)
SC Other 123 (.–.) || 10,782 (.–.)
SC Multirace 73 (.–.) || 9,538 (.–.)
SD White 5,587 7.6 0.70 (6.2–9.0) || 43,539 (35,587–51,490)
SD Black 38 (.–.) || 118 (.–.)
SD Other 1,031 11.9 2.71 (6.5–17.2) || 7,148 (3,837–10,459)
SD Multirace 130 (.–.) || 2,704 (.–.)
TN White 3,826 9.7 0.65 (8.4–11.0) || 400,010 (346,139–453,880)
TN Black 469 14.2 2.18 (9.9–18.5) || 121,530 (82,324–160,736)
TN Other 164 (.–.) || 10,503 (.–.)
TN Multirace 77 (.–.) || 6,847 (.–.)
TX White 7,984 7.8 0.55 (6.7–8.9) || 1,098,324 (944,842–1,251,807)
TX Black 863 12.5 1.89 (8.8–16.2) || 341,354 (233,553–449,156)
TX Other 1,250 4.1 1.08 (2.0–6.2) || 132,247 (62,565–201,929)
TX Multirace 250 (.–.) || 16,723 (.–.)
UT White 9,763 11.3 0.41 (10.5–12.1) || 221,518 (205,186–237,849)
UT Black 87 (.–.) || 2,836 (.–.)
UT Other 521 5.3 1.04 (3.3–7.3) || 10,192 (6,209–14,175)
UT Multirace 151 20.0 4.17 (11.8–28.2) || 7,838 (4,191–11,484)
VT White 6,061 10.5 0.61 (9.3–11.8) || 49,507 (43,702–55,313)
VT Black 41 (.–.) || 504 (.–.)
VT Other 170 (.–.) || 2,090 (.–.)
VT Multirace 126 25.0 6.58 (12.0–38.0) || 1,575 (598–2,553)
VA White 6,907 9.3 0.50 (8.3–10.3) || 400,854 (357,408–444,299)
VA Black 1,499 8.8 0.85 (7.1–10.5) || 109,925 (88,632–131,218)
VA Other 548 3.4 0.86 (1.7–5.1) || 23,612 (11,798–35,427)
VA Multirace 218 18.1 5.05 (8.2–28.1) || 23,334 (8,358–38,309)
WA White 10,519 10.3 0.39 (9.6–11.1) || 456,890 (421,933–491,847)
WA Black 296 11.9 2.06 (7.9–16.0) || 27,522 (17,676–37,369)
WA Other 1,215 6.0 0.74 (4.5–7.5) || 59,033 (44,417–73,649)
WA Multirace 410 13.7 2.09 (9.6–17.8) || 23,325 (15,784–30,866)
WV White 5,477 12.5 0.56 (11.4–13.6) || 162,855 (148,143–177,568)
WV Black 128 (.–.) || 5,087 (.–.)
WV Other 76 (.–.) || 2,201 (.–.)
WV Multirace 73 18.7 5.01 (8.7–28.7) || 3,022 (1,309–4,734)
WI White 4,417 9.5 0.62 (8.3–10.7) || 368,063 (319,823–416,303)
WI Black 215 15.6 3.77 (8.2–23.0) || 40,853 (20,003–61,703)
WI Other 291 7.6 2.23 (3.2–12.0) || 21,397 (8,614–34,179)
WI Multirace 62 36.7 10.86 (15.0–58.4) || 13,139 (2,770–23,509)
WY White 4,371 10.3 0.69 (8.9–11.7) || 40,489 (35,023–45,956)
WY Black 34 (.–.) || 344 (.–.)
WY Other 186 (.–.) || 1,621 (.–.)
WY Multirace 70 (.–.) || 584 (.–.)

Notes: For additional information on methods and variable description, refer to ‘Technical Information,’ available at https://www.cdc.gov/asthma/brfss/2020/brfsstechinfo.html
aAged 18+ years
bCurrent asthma question: Do you still have asthma?
cUnweighted number of respondents who answered the current asthma question
dCI denotes confidence interval
eWeighted number of the respondents who answered the current asthma question
fU.S. Total includes 50 states plus the District of Columbia and excludes the territories,
gOther Race: American Indian Native Alaskan/Asian/Native Hawaiian or Pacific Islander/other; Multiracial: reported as Multiracial
‘.–./blank’:Suppressed if the normal approximation to the binomial distribution does not apply due to small sample size or relative standard error (RSE)>30%

Asthma and Community Health Branch, National Center for Environmental Health
Centers for Disease Control and Prevention

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