Counties in Oregon by current asthma in adults, local model estimate
Lane County had the highest current asthma in adults, local model estimate of 36 counties in 2021, at 11.5%. Washington County had the lowest, at 9.9%. The median was 10.9%. Source: the Centers for Disease Control and Prevention.
Map of counties, 2021
- Under 11
- 11 and over
All counties, 2021
Full ranking
| Rank | Counties | 2021 (%) |
|---|---|---|
| 1 | Lane County | 11.5 |
| 1 | Marion County | 11.5 |
| 3 | Coos County | 11.3 |
| 3 | Klamath County | 11.3 |
| 3 | Morrow County | 11.3 |
| 6 | Harney County | 11.2 |
| 6 | Josephine County | 11.2 |
| 6 | Linn County | 11.2 |
| 9 | Jefferson County | 11.1 |
| 9 | Malheur County | 11.1 |
| 11 | Lake County | 11 |
| 11 | Umatilla County | 11 |
| 11 | Union County | 11 |
| 14 | Columbia County | 10.9 |
| 14 | Douglas County | 10.9 |
| 14 | Lincoln County | 10.9 |
| 14 | Multnomah County | 10.9 |
| 14 | Wasco County | 10.9 |
| 14 | Wheeler County | 10.9 |
| 14 | Yamhill County | 10.9 |
| 21 | Baker County | 10.8 |
| 21 | Clatsop County | 10.8 |
| 21 | Crook County | 10.8 |
| 21 | Gilliam County | 10.8 |
| 21 | Grant County | 10.8 |
| 21 | Jackson County | 10.8 |
| 21 | Polk County | 10.8 |
| 21 | Sherman County | 10.8 |
| 29 | Curry County | 10.7 |
| 30 | Benton County | 10.6 |
| 30 | Clackamas County | 10.6 |
| 30 | Tillamook County | 10.6 |
| 33 | Deschutes County | 10.5 |
| 34 | Hood River County | 10.4 |
| 34 | Wallowa County | 10.4 |
| 36 | Washington County | 9.9 |
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
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 Oregon 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 Oregon 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/oregon-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 Oregon 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/oregon-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 Oregon 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/oregon-counties?period=2021 (Accessed: 12 October 2026).
BibTeX
@misc{centers_counties_in_oregon_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 Oregon 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/oregon-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 Oregon 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/oregon-counties?period=2021
Y2 - 2026/10/12
N1 - Accessed via Invokely, https://invokely.ai/rankings/adult-asthma-rate-county-estimate/oregon-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 -
Use this data in your AI agent
Invokely serves this figure to AI assistants through MCP and to code through a REST API, with the source and citation attached. Ask your assistant:
Rank Counties in Oregon 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":"Oregon","limit":10}
GET https://invokely.ai/api/v1/rank?indicator=adult_asthma_rate_modelled&level=province&within=Oregon&limit=10
Questions
Which county has the highest current asthma in adults, local model estimate?
Lane County, with 11.5% in 2021, according to the Centers for Disease Control and Prevention.
Which county has the lowest current asthma in adults, local model estimate?
Washington County, with 9.9% 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
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