Counties in Missouri by current asthma in adults, local model estimate

Pemiscot County had the highest current asthma in adults, local model estimate of 115 counties in 2021, at 11.2%. St. Charles County had the lowest, at 8.9%. The median was 9.9%. Source: the Centers for Disease Control and Prevention.

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Highest11.2Pemiscot County
Median9.9115 counties

Map of counties, 2021

Adair County: 10.5 %Andrew County: 9.2 %Atchison County: 9.4 %Audrain County: 10.5 %Barry County: 10 %Barton County: 10.2 %Bates County: 10 %Benton County: 9.7 %Bollinger County: 10.1 %Boone County: 9.8 %Buchanan County: 9.9 %Butler County: 10.4 %Caldwell County: 10.1 %Callaway County: 9.7 %Camden County: 9.6 %Cape Girardeau County: 9.7 %Carroll County: 9.6 %Carter County: 10.1 %Cass County: 9.5 %Cedar County: 10.2 %Chariton County: 9.4 %Christian County: 9.4 %Clark County: 10 %Clay County: 9.5 %Clinton County: 9.4 %Cole County: 9.3 %Cooper County: 9.6 %Crawford County: 10.3 %Dade County: 10.1 %Dallas County: 10.3 %Daviess County: 10 %DeKalb County: 9.2 %Dent County: 10.2 %Douglas County: 10.1 %Dunklin County: 10.9 %Franklin County: 9.6 %Gasconade County: 9.6 %Gentry County: 9.9 %Greene County: 9.8 %Grundy County: 9.9 %Harrison County: 9.7 %Henry County: 9.9 %Hickory County: 9.9 %Holt County: 9.3 %Howard County: 9.7 %Howell County: 10.5 %Iron County: 10.3 %Jackson County: 10.1 %Jasper County: 10.4 %Jefferson County: 9.4 %Johnson County: 9.7 %Knox County: 10.2 %Laclede County: 9.9 %Lafayette County: 9.5 %Lawrence County: 10.1 %Lewis County: 10.1 %Lincoln County: 9.7 %Linn County: 9.8 %Livingston County: 10 %McDonald County: 10.5 %Macon County: 9.7 %Madison County: 9.9 %Maries County: 9.8 %Marion County: 9.9 %Mercer County: 9.9 %Miller County: 9.7 %Mississippi County: 10.9 %Moniteau County: 9.6 %Monroe County: 9.6 %Montgomery County: 9.7 %Morgan County: 10.2 %New Madrid County: 10.8 %Newton County: 9.6 %Nodaway County: 9.8 %Oregon County: 10.7 %Osage County: 9.2 %Ozark County: 10.5 %Pemiscot County: 11.2 %Perry County: 9.6 %Pettis County: 10.1 %Phelps County: 9.9 %Pike County: 9.5 %Platte County: 9.1 %Polk County: 10 %Pulaski County: 9.6 %Putnam County: 9.3 %Ralls County: 9.6 %Randolph County: 9.7 %Ray County: 9.6 %Reynolds County: 10.1 %Ripley County: 10.6 %St. Charles County: 8.9 %St. Clair County: 9.8 %Ste. Genevieve County: 9.5 %St. Francois County: 9.8 %St. Louis County: 9.6 %Saline County: 9.7 %Schuyler County: 9.8 %Scotland County: 9.9 %Scott County: 10.1 %Shannon County: 10.1 %Shelby County: 9.9 %Stoddard County: 10.5 %Stone County: 9.6 %Sullivan County: 9.6 %Taney County: 9.8 %Texas County: 10.2 %Vernon County: 10.3 %Warren County: 9.5 %Washington County: 10.3 %Wayne County: 10.4 %Webster County: 10 %Worth County: 9.3 %Wright County: 10.5 %St. Louis city: 10.4 %
  • Under 9.5
  • 9.5 to 9.7
  • 9.7 to 9.9
  • 9.9 to 10
  • 10 and over
%, 2021. Source: CDC, PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), current asthma in adults, crude prevalence. Boundaries: U.S. Census Bureau cartographic boundary files.

Top 40 counties, 2021

Pemiscot County: 11.2 %Pemiscot County11.2Dunklin County: 10.9 %Dunklin County10.9Mississippi County: 10.9 %Mississippi County10.9New Madrid County: 10.8 %New Madrid County10.8Oregon County: 10.7 %Oregon County10.7Ripley County: 10.6 %Ripley County10.6Adair County: 10.5 %Adair County10.5Audrain County: 10.5 %Audrain County10.5Howell County: 10.5 %Howell County10.5McDonald County: 10.5 %McDonald County10.5Ozark County: 10.5 %Ozark County10.5Stoddard County: 10.5 %Stoddard County10.5Wright County: 10.5 %Wright County10.5Butler County: 10.4 %Butler County10.4Jasper County: 10.4 %Jasper County10.4St. Louis city: 10.4 %St. Louis city10.4Wayne County: 10.4 %Wayne County10.4Crawford County: 10.3 %Crawford County10.3Dallas County: 10.3 %Dallas County10.3Iron County: 10.3 %Iron County10.3Vernon County: 10.3 %Vernon County10.3Washington County: 10.3 %Washington County10.3Barton County: 10.2 %Barton County10.2Cedar County: 10.2 %Cedar County10.2Dent County: 10.2 %Dent County10.2Knox County: 10.2 %Knox County10.2Morgan County: 10.2 %Morgan County10.2Texas County: 10.2 %Texas County10.2Bollinger County: 10.1 %Bollinger County10.1Caldwell County: 10.1 %Caldwell County10.1Carter County: 10.1 %Carter County10.1Dade County: 10.1 %Dade County10.1Douglas County: 10.1 %Douglas County10.1Jackson County: 10.1 %Jackson County10.1Lawrence County: 10.1 %Lawrence County10.1Lewis County: 10.1 %Lewis County10.1Pettis County: 10.1 %Pettis County10.1Reynolds County: 10.1 %Reynolds County10.1Scott County: 10.1 %Scott County10.1Shannon County: 10.1 %Shannon County10.1Pemiscot County: 11.2 %Pemiscot County11.2Dunklin County: 10.9 %Dunklin County10.9Mississippi County: 10.9 %Mississippi County10.9New Madrid County: 10.8 %New Madrid County10.8Oregon County: 10.7 %Oregon County10.7Ripley County: 10.6 %Ripley County10.6Adair County: 10.5 %Adair County10.5Audrain County: 10.5 %Audrain County10.5Howell County: 10.5 %Howell County10.5McDonald County: 10.5 %McDonald County10.5Ozark County: 10.5 %Ozark County10.5Stoddard County: 10.5 %Stoddard County10.5Wright County: 10.5 %Wright County10.5Butler County: 10.4 %Butler County10.4Jasper County: 10.4 %Jasper County10.4St. Louis city: 10.4 %St. Louis city10.4Wayne County: 10.4 %Wayne County10.4Crawford County: 10.3 %Crawford County10.3Dallas County: 10.3 %Dallas County10.3Iron County: 10.3 %Iron County10.3Vernon County: 10.3 %Vernon County10.3Washington County: 10.3 %Washington County10.3Barton County: 10.2 %Barton County10.2Cedar County: 10.2 %Cedar County10.2Dent County: 10.2 %Dent County10.2Knox County: 10.2 %Knox County10.2Morgan County: 10.2 %Morgan County10.2Texas County: 10.2 %Texas County10.2Bollinger County: 10.1 %Bollinger County10.1Caldwell County: 10.1 %Caldwell County10.1Carter County: 10.1 %Carter County10.1Dade County: 10.1 %Dade County10.1Douglas County: 10.1 %Douglas County10.1Jackson County: 10.1 %Jackson County10.1Lawrence County: 10.1 %Lawrence County10.1Lewis County: 10.1 %Lewis County10.1Pettis County: 10.1 %Pettis County10.1Reynolds County: 10.1 %Reynolds County10.1Scott County: 10.1 %Scott County10.1Shannon County: 10.1 %Shannon County10.1
%. Source: CDC, PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), current asthma in adults, crude prevalence. Retrieved 2026-10-12.

Full ranking

RankCounties2021 (%)
1Pemiscot County11.2
2Dunklin County10.9
2Mississippi County10.9
4New Madrid County10.8
5Oregon County10.7
6Ripley County10.6
7Adair County10.5
7Audrain County10.5
7Howell County10.5
7McDonald County10.5
7Ozark County10.5
7Stoddard County10.5
7Wright County10.5
14Butler County10.4
14Jasper County10.4
14St. Louis city10.4
14Wayne County10.4
18Crawford County10.3
18Dallas County10.3
18Iron County10.3
18Vernon County10.3
18Washington County10.3
23Barton County10.2
23Cedar County10.2
23Dent County10.2
23Knox County10.2
23Morgan County10.2
23Texas County10.2
29Bollinger County10.1
29Caldwell County10.1
29Carter County10.1
29Dade County10.1
29Douglas County10.1
29Jackson County10.1
29Lawrence County10.1
29Lewis County10.1
29Pettis County10.1
29Reynolds County10.1
29Scott County10.1
29Shannon County10.1
41Barry County10
41Bates County10
41Clark County10
41Daviess County10
41Livingston County10
41Polk County10
41Webster County10
48Buchanan County9.9
48Gentry County9.9
48Grundy County9.9
48Henry County9.9
48Hickory County9.9
48Laclede County9.9
48Madison County9.9
48Marion County9.9
48Mercer County9.9
48Phelps County9.9
48Scotland County9.9
48Shelby County9.9
60Boone County9.8
60Greene County9.8
60Linn County9.8
60Maries County9.8
60Nodaway County9.8
60Schuyler County9.8
60St. Clair County9.8
60St. Francois County9.8
60Taney County9.8
69Benton County9.7
69Callaway County9.7
69Cape Girardeau County9.7
69Harrison County9.7
69Howard County9.7
69Johnson County9.7
69Lincoln County9.7
69Macon County9.7
69Miller County9.7
69Montgomery County9.7
69Randolph County9.7
69Saline County9.7
81Camden County9.6
81Carroll County9.6
81Cooper County9.6
81Franklin County9.6
81Gasconade County9.6
81Moniteau County9.6
81Monroe County9.6
81Newton County9.6
81Perry County9.6
81Pulaski County9.6
81Ralls County9.6
81Ray County9.6
81St. Louis County9.6
81Stone County9.6
81Sullivan County9.6
96Cass County9.5
96Clay County9.5
96Lafayette County9.5
96Pike County9.5
96Ste. Genevieve County9.5
96Warren County9.5
102Atchison County9.4
102Chariton County9.4
102Christian County9.4
102Clinton County9.4
102Jefferson County9.4
107Cole County9.3
107Holt County9.3
107Putnam County9.3
107Worth County9.3
111Andrew County9.2
111DeKalb County9.2
111Osage County9.2
114Platte County9.1
115St. Charles County8.9

Other periods

About this ranking

Percentage of adults who have ever been told by a doctor, nurse or other health professional that they have asthma and say they still have it. Model-based estimate for adults aged 18 and over from CDC PLACES. Crude prevalence, not age-adjusted.

US counties and cities (incorporated places of 10,000 or more). CDC PLACES combines Behavioral Risk Factor Surveillance System (BRFSS) answers with local population data through multilevel regression and poststratification, so a county or city value is a model estimate, not a survey count. The year is the BRFSS survey year, not the release year. CDC says the method does not support tracking change in a place over time, and each annual release can change the model, so values for different years are not strictly comparable. A state is missing in a year when its BRFSS data did not meet standards (Kentucky and Pennsylvania in 2023, Florida in 2021). Connecticut counties appear as its nine planning regions from 2022; its eight former counties are not served. City values for 2021 come from the 2023 release, built on 2010 Census place boundaries; later years use 2020 boundaries.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

Centers for Disease Control and Prevention (CDC). PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), current asthma in adults, crude prevalence. https://www.cdc.gov/places/. Retrieved 2026-10-12. These data are available free from CDC. Use does not imply endorsement by CDC, ATSDR, HHS or the United States Government.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

Centers for Disease Control and Prevention. (2025). PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), current asthma in adults, crude prevalence (Counties in Missouri by current asthma in adults, local model estimate, 2021) [Data set]. Retrieved October 12, 2026, from https://www.cdc.gov/places/

MLA 9

PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), current asthma in adults, crude prevalence, Counties in Missouri by current asthma in adults, local model estimate, 2021. Centers for Disease Control and Prevention, 4 Dec. 2025, https://www.cdc.gov/places/. Invokely, https://invokely.ai/rankings/adult-asthma-rate-county-estimate/missouri-counties?period=2021. Accessed 12 Oct. 2026.

Chicago (author-date)

Centers for Disease Control and Prevention. 2025. PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), current asthma in adults, crude prevalence. Counties in Missouri by current asthma in adults, local model estimate, 2021. Dataset. Accessed October 12, 2026. https://www.cdc.gov/places/. Also distributed by Invokely, https://invokely.ai/rankings/adult-asthma-rate-county-estimate/missouri-counties?period=2021.

Harvard

Centers for Disease Control and Prevention (2025) PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), current asthma in adults, crude prevalence, Counties in Missouri by current asthma in adults, local model estimate, 2021 [Dataset]. Available at: https://www.cdc.gov/places/, via Invokely: https://invokely.ai/rankings/adult-asthma-rate-county-estimate/missouri-counties?period=2021 (Accessed: 12 October 2026).

BibTeX
@misc{centers_counties_in_missouri_by_2021,
  author = {{Centers for Disease Control and Prevention}},
  title = {{PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), current asthma in adults, crude prevalence: Counties in Missouri by current asthma in adults, local model estimate, 2021}},
  year = {2025},
  howpublished = {Data set},
  url = {https://www.cdc.gov/places/},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/adult-asthma-rate-county-estimate/missouri-counties?period=2021. Publisher attribution: Centers for Disease Control and Prevention (CDC). PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), current asthma in adults, crude prevalence. https://www.cdc.gov/places/. Retrieved 2026-10-12. These data are available free from CDC. Use does not imply endorsement by CDC, ATSDR, HHS or the United States Government.},
}
RIS
TY  - DATA
AU  - Centers for Disease Control and Prevention
TI  - PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), current asthma in adults, crude prevalence: Counties in Missouri by current asthma in adults, local model estimate, 2021
PY  - 2025
DA  - 2025/12/04
PB  - Centers for Disease Control and Prevention
DB  - Invokely
UR  - https://www.cdc.gov/places/
L2  - https://invokely.ai/rankings/adult-asthma-rate-county-estimate/missouri-counties?period=2021
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/adult-asthma-rate-county-estimate/missouri-counties?period=2021.
N1  - Publisher attribution: Centers for Disease Control and Prevention (CDC). PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), current asthma in adults, crude prevalence. https://www.cdc.gov/places/. Retrieved 2026-10-12. These data are available free from CDC. Use does not imply endorsement by CDC, ATSDR, HHS or the United States Government.
ER  - 
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Rank Counties in Missouri by current asthma in adults, local model estimate using official data, and cite the source.
rank_places {"indicator":"adult_asthma_rate_modelled","level":"province","within":"Missouri","limit":10}
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Questions

Which county has the highest current asthma in adults, local model estimate?

Pemiscot County, with 11.2% in 2021, according to the Centers for Disease Control and Prevention.

Which county has the lowest current asthma in adults, local model estimate?

St. Charles County, with 8.9% in 2021.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: Centers for Disease Control and Prevention, PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), current asthma in adults, crude prevalence. Retrieved 2026-10-12.

Current asthma in adults, local model estimate: other rankings

Counties in Missouri: more rankings