Counties in California by physical inactivity in adults, local model estimate, 2023

Imperial County had the highest physical inactivity in adults, local model estimate of 58 counties in 2023, at 35.2%. Marin County had the lowest, at 18.2%. The median was 24.7%. Source: the Centers for Disease Control and Prevention.

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Highest35.2Imperial County
Lowest18.2Marin County
Median24.758 counties

Map of counties, 2023

Alameda County: 20.6 %Alpine County: 19.4 %Amador County: 22.7 %Butte County: 22.8 %Calaveras County: 24.8 %Colusa County: 30.3 %Contra Costa County: 23.7 %Del Norte County: 25.6 %El Dorado County: 19.5 %Fresno County: 30.9 %Glenn County: 28 %Humboldt County: 23.7 %Imperial County: 35.2 %Inyo County: 22.9 %Kern County: 31.9 %Kings County: 30.4 %Lake County: 27.8 %Lassen County: 26.1 %Los Angeles County: 26.2 %Madera County: 31.7 %Marin County: 18.2 %Mariposa County: 24.6 %Mendocino County: 26 %Merced County: 33.2 %Modoc County: 27.5 %Mono County: 21.5 %Monterey County: 27 %Napa County: 23.5 %Nevada County: 20.4 %Orange County: 24.1 %Placer County: 19.1 %Plumas County: 24 %Riverside County: 27.3 %Sacramento County: 21.5 %San Benito County: 25.3 %San Bernardino County: 26.3 %San Diego County: 20.6 %San Francisco County: 19.2 %San Joaquin County: 26.1 %San Luis Obispo County: 20.1 %San Mateo County: 20.2 %Santa Barbara County: 24.1 %Santa Clara County: 22.2 %Santa Cruz County: 20.7 %Shasta County: 22.2 %Sierra County: 27.3 %Siskiyou County: 25.8 %Solano County: 25.1 %Sonoma County: 21.2 %Stanislaus County: 30.3 %Sutter County: 27.7 %Tehama County: 27.4 %Trinity County: 28.4 %Tulare County: 32.6 %Tuolumne County: 23 %Ventura County: 23.6 %Yolo County: 22.4 %Yuba County: 26 %
  • Under 21
  • 21 to 23
  • 23 to 25
  • 25 to 26
  • 26 to 28
  • 28 and over
%, 2023. Source: CDC, PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), physical inactivity in adults, crude prevalence. Boundaries: U.S. Census Bureau cartographic boundary files.

All counties, 2023

Imperial County: 35.2 %Imperial County35.2Merced County: 33.2 %Merced County33.2Tulare County: 32.6 %Tulare County32.6Kern County: 31.9 %Kern County31.9Madera County: 31.7 %Madera County31.7Fresno County: 30.9 %Fresno County30.9Kings County: 30.4 %Kings County30.4Colusa County: 30.3 %Colusa County30.3Stanislaus County: 30.3 %Stanislaus County30.3Trinity County: 28.4 %Trinity County28.4Glenn County: 28 %Glenn County28Lake County: 27.8 %Lake County27.8Sutter County: 27.7 %Sutter County27.7Modoc County: 27.5 %Modoc County27.5Tehama County: 27.4 %Tehama County27.4Riverside County: 27.3 %Riverside County27.3Sierra County: 27.3 %Sierra County27.3Monterey County: 27 %Monterey County27San Bernardino County: 26.3 %San Bernardino County26.3Los Angeles County: 26.2 %Los Angeles County26.2Lassen County: 26.1 %Lassen County26.1San Joaquin County: 26.1 %San Joaquin County26.1Mendocino County: 26 %Mendocino County26Yuba County: 26 %Yuba County26Siskiyou County: 25.8 %Siskiyou County25.8Del Norte County: 25.6 %Del Norte County25.6San Benito County: 25.3 %San Benito County25.3Solano County: 25.1 %Solano County25.1Calaveras County: 24.8 %Calaveras County24.8Mariposa County: 24.6 %Mariposa County24.6Orange County: 24.1 %Orange County24.1Santa Barbara County: 24.1 %Santa Barbara County24.1Plumas County: 24 %Plumas County24Contra Costa County: 23.7 %Contra Costa County23.7Humboldt County: 23.7 %Humboldt County23.7Ventura County: 23.6 %Ventura County23.6Napa County: 23.5 %Napa County23.5Tuolumne County: 23 %Tuolumne County23Inyo County: 22.9 %Inyo County22.9Butte County: 22.8 %Butte County22.8Amador County: 22.7 %Amador County22.7Yolo County: 22.4 %Yolo County22.4Santa Clara County: 22.2 %Santa Clara County22.2Shasta County: 22.2 %Shasta County22.2Mono County: 21.5 %Mono County21.5Sacramento County: 21.5 %Sacramento County21.5Sonoma County: 21.2 %Sonoma County21.2Santa Cruz County: 20.7 %Santa Cruz County20.7Alameda County: 20.6 %Alameda County20.6San Diego County: 20.6 %San Diego County20.6Nevada County: 20.4 %Nevada County20.4San Mateo County: 20.2 %San Mateo County20.2San Luis Obispo County: 20.1 %San Luis Obispo County20.1El Dorado County: 19.5 %El Dorado County19.5Alpine County: 19.4 %Alpine County19.4San Francisco County: 19.2 %San Francisco County19.2Placer County: 19.1 %Placer County19.1Marin County: 18.2 %Marin County18.2Imperial County: 35.2 %Imperial County35.2Merced County: 33.2 %Merced County33.2Tulare County: 32.6 %Tulare County32.6Kern County: 31.9 %Kern County31.9Madera County: 31.7 %Madera County31.7Fresno County: 30.9 %Fresno County30.9Kings County: 30.4 %Kings County30.4Colusa County: 30.3 %Colusa County30.3Stanislaus County: 30.3 %Stanislaus County30.3Trinity County: 28.4 %Trinity County28.4Glenn County: 28 %Glenn County28Lake County: 27.8 %Lake County27.8Sutter County: 27.7 %Sutter County27.7Modoc County: 27.5 %Modoc County27.5Tehama County: 27.4 %Tehama County27.4Riverside County: 27.3 %Riverside County27.3Sierra County: 27.3 %Sierra County27.3Monterey County: 27 %Monterey County27San Bernardino County: 26.3 %San Bernardino County26.3Los Angeles County: 26.2 %Los Angeles County26.2Lassen County: 26.1 %Lassen County26.1San Joaquin County: 26.1 %San Joaquin County26.1Mendocino County: 26 %Mendocino County26Yuba County: 26 %Yuba County26Siskiyou County: 25.8 %Siskiyou County25.8Del Norte County: 25.6 %Del Norte County25.6San Benito County: 25.3 %San Benito County25.3Solano County: 25.1 %Solano County25.1Calaveras County: 24.8 %Calaveras County24.8Mariposa County: 24.6 %Mariposa County24.6Orange County: 24.1 %Orange County24.1Santa Barbara County: 24.1 %Santa Barbara County24.1Plumas County: 24 %Plumas County24Contra Costa County: 23.7 %Contra Costa County23.7Humboldt County: 23.7 %Humboldt County23.7Ventura County: 23.6 %Ventura County23.6Napa County: 23.5 %Napa County23.5Tuolumne County: 23 %Tuolumne County23Inyo County: 22.9 %Inyo County22.9Butte County: 22.8 %Butte County22.8Amador County: 22.7 %Amador County22.7Yolo County: 22.4 %Yolo County22.4Santa Clara County: 22.2 %Santa Clara County22.2Shasta County: 22.2 %Shasta County22.2Mono County: 21.5 %Mono County21.5Sacramento County: 21.5 %Sacramento County21.5Sonoma County: 21.2 %Sonoma County21.2Santa Cruz County: 20.7 %Santa Cruz County20.7Alameda County: 20.6 %Alameda County20.6San Diego County: 20.6 %San Diego County20.6Nevada County: 20.4 %Nevada County20.4San Mateo County: 20.2 %San Mateo County20.2San Luis Obispo County: 20.1 %San Luis Obispo County20.1El Dorado County: 19.5 %El Dorado County19.5Alpine County: 19.4 %Alpine County19.4San Francisco County: 19.2 %San Francisco County19.2Placer County: 19.1 %Placer County19.1Marin County: 18.2 %Marin County18.2
%. Source: CDC, PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), physical inactivity in adults, crude prevalence. Retrieved 2026-10-12.

Full ranking

RankCounties2023 (%)Change on 2022
1Imperial County35.2+2.7 pts
2Merced County33.2+2.7 pts
3Tulare County32.6+2.1 pts
4Kern County31.9+1.4 pts
5Madera County31.7+2.7 pts
6Fresno County30.9+4.8 pts
7Kings County30.4+1.4 pts
8Colusa County30.3+2.5 pts
8Stanislaus County30.3+4.7 pts
10Trinity County28.4+3.3 pts
11Glenn County28+1 pts
12Lake County27.8+4.2 pts
13Sutter County27.7+0.2 pts
14Modoc County27.5+3.1 pts
15Tehama County27.4+2 pts
16Riverside County27.3+3.1 pts
16Sierra County27.3+3.7 pts
18Monterey County27+1.2 pts
19San Bernardino County26.3-0.7 pts
20Los Angeles County26.2+3.1 pts
21Lassen County26.1+2 pts
21San Joaquin County26.1+1.8 pts
23Mendocino County26+3.4 pts
23Yuba County26+0.9 pts
25Siskiyou County25.8+2.4 pts
26Del Norte County25.6-2.4 pts
27San Benito County25.3+2.7 pts
28Solano County25.1+2.9 pts
29Calaveras County24.8+2.4 pts
30Mariposa County24.6-0.3 pts
31Orange County24.1+3.4 pts
31Santa Barbara County24.1+3.2 pts
33Plumas County24+2.3 pts
34Contra Costa County23.7+4.3 pts
34Humboldt County23.7+2.1 pts
36Ventura County23.6+2 pts
37Napa County23.5-0.7 pts
38Tuolumne County23+2.2 pts
39Inyo County22.9+1.9 pts
40Butte County22.8+0.1 pts
41Amador County22.7+1.7 pts
42Yolo County22.4-1.2 pts
43Santa Clara County22.2+2.5 pts
43Shasta County22.2+1.4 pts
45Mono County21.5+1.7 pts
45Sacramento County21.5-1.5 pts
47Sonoma County21.2+2.9 pts
48Santa Cruz County20.7+0.1 pts
49Alameda County20.6+1.5 pts
49San Diego County20.6+2.1 pts
51Nevada County20.4-3.4 pts
52San Mateo County20.2+2.1 pts
53San Luis Obispo County20.1+2.5 pts
54El Dorado County19.5+3.4 pts
55Alpine County19.4+0.6 pts
56San Francisco County19.2+2.7 pts
57Placer County19.1+1.6 pts
58Marin County18.2+4 pts

Other periods

About this ranking

Percentage of adults who did no physical activity or exercise outside their regular job in the past month, such as running, golf, gardening or walking for exercise. 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), physical inactivity 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), physical inactivity in adults, crude prevalence (Counties in California by physical inactivity in adults, local model estimate, 2023) [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), physical inactivity in adults, crude prevalence, Counties in California by physical inactivity in adults, local model estimate, 2023. Centers for Disease Control and Prevention, 4 Dec. 2025, https://www.cdc.gov/places/. Invokely, https://invokely.ai/rankings/adult-physical-inactivity-rate-county-estimate/california-counties. 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), physical inactivity in adults, crude prevalence. Counties in California by physical inactivity in adults, local model estimate, 2023. Dataset. Accessed October 12, 2026. https://www.cdc.gov/places/. Also distributed by Invokely, https://invokely.ai/rankings/adult-physical-inactivity-rate-county-estimate/california-counties.

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), physical inactivity in adults, crude prevalence, Counties in California by physical inactivity in adults, local model estimate, 2023 [Dataset]. Available at: https://www.cdc.gov/places/, via Invokely: https://invokely.ai/rankings/adult-physical-inactivity-rate-county-estimate/california-counties (Accessed: 12 October 2026).

BibTeX
@misc{centers_counties_in_california_by_2023,
  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), physical inactivity in adults, crude prevalence: Counties in California by physical inactivity in adults, local model estimate, 2023}},
  year = {2025},
  howpublished = {Data set},
  url = {https://www.cdc.gov/places/},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/adult-physical-inactivity-rate-county-estimate/california-counties. 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), physical inactivity 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), physical inactivity in adults, crude prevalence: Counties in California by physical inactivity in adults, local model estimate, 2023
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-physical-inactivity-rate-county-estimate/california-counties
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/adult-physical-inactivity-rate-county-estimate/california-counties.
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), physical inactivity 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 California by physical inactivity in adults, local model estimate using official data, and cite the source.
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Questions

Which county has the highest physical inactivity in adults, local model estimate?

Imperial County, with 35.2% in 2023, according to the Centers for Disease Control and Prevention.

Which county has the lowest physical inactivity in adults, local model estimate?

Marin County, with 18.2% in 2023.

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), physical inactivity in adults, crude prevalence. Retrieved 2026-10-12.

Physical inactivity in adults, local model estimate: other rankings

Counties in California: more rankings