Data / Rankings / Female population share / Counties in California

Counties in California by female population share, 2025

Yolo County had the highest female population share of 58 counties in 2025, at 52.1%. Lassen County had the lowest, at 40.7%. The median was 50.3% and the figure for California was 50.7%. Source: the U.S. Census Bureau.

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Highest52.1Yolo County
Lowest40.7Lassen County
Median50.358 counties
California50.7History

Map of counties, 2025

Alameda County: 50.9 %Alpine County: 48.5 %Amador County: 45.6 %Butte County: 50.8 %Calaveras County: 50.1 %Colusa County: 49.4 %Contra Costa County: 51.3 %Del Norte County: 46.9 %El Dorado County: 50.5 %Fresno County: 50.3 %Glenn County: 50 %Humboldt County: 51 %Imperial County: 49.8 %Inyo County: 49.2 %Kern County: 49.9 %Kings County: 45.9 %Lake County: 50 %Lassen County: 40.7 %Los Angeles County: 51.1 %Madera County: 50 %Marin County: 51.4 %Mariposa County: 48.8 %Mendocino County: 50.4 %Merced County: 50 %Modoc County: 51.2 %Mono County: 46.7 %Monterey County: 49.7 %Napa County: 50.7 %Nevada County: 50.9 %Orange County: 51.1 %Placer County: 51.3 %Plumas County: 50.3 %Riverside County: 50.5 %Sacramento County: 51.1 %San Benito County: 50.6 %San Bernardino County: 50.7 %San Diego County: 50.3 %San Francisco County: 49.1 %San Joaquin County: 50.3 %San Luis Obispo County: 50.5 %San Mateo County: 50.7 %Santa Barbara County: 50.5 %Santa Clara County: 49.6 %Santa Cruz County: 50.8 %Shasta County: 51.1 %Sierra County: 49.8 %Siskiyou County: 50.4 %Solano County: 50.5 %Sonoma County: 51.3 %Stanislaus County: 50.6 %Sutter County: 50.2 %Tehama County: 50.2 %Trinity County: 44.7 %Tulare County: 50.5 %Tuolumne County: 49.1 %Ventura County: 51 %Yolo County: 52.1 %Yuba County: 50.2 %
  • Under 49
  • 49 to 50
  • 50 to 51
  • 51 and over
%, 2025. Source: Invokely calculation with data from U.S. Census Bureau. Boundaries: U.S. Census Bureau cartographic boundary files.

All counties, 2025

Yolo County: 52.1 %Yolo County52.1Marin County: 51.4 %Marin County51.4Placer County: 51.3 %Placer County51.3Sonoma County: 51.3 %Sonoma County51.3Contra Costa County: 51.3 %Contra Costa County51.3Modoc County: 51.2 %Modoc County51.2Los Angeles County: 51.1 %Los Angeles County51.1Shasta County: 51.1 %Shasta County51.1Sacramento County: 51.1 %Sacramento County51.1Orange County: 51.1 %Orange County51.1Ventura County: 51 %Ventura County51Humboldt County: 51 %Humboldt County51Nevada County: 50.9 %Nevada County50.9Alameda County: 50.9 %Alameda County50.9Butte County: 50.8 %Butte County50.8Santa Cruz County: 50.8 %Santa Cruz County50.8San Bernardino County: 50.7 %San Bernardino County50.7Napa County: 50.7 %Napa County50.7San Mateo County: 50.7 %San Mateo County50.7Stanislaus County: 50.6 %Stanislaus County50.6San Benito County: 50.6 %San Benito County50.6Santa Barbara County: 50.5 %Santa Barbara County50.5El Dorado County: 50.5 %El Dorado County50.5Solano County: 50.5 %Solano County50.5San Luis Obispo County: 50.5 %San Luis Obispo County50.5Tulare County: 50.5 %Tulare County50.5Riverside County: 50.5 %Riverside County50.5Siskiyou County: 50.4 %Siskiyou County50.4Mendocino County: 50.4 %Mendocino County50.4Fresno County: 50.3 %Fresno County50.3San Joaquin County: 50.3 %San Joaquin County50.3Plumas County: 50.3 %Plumas County50.3San Diego County: 50.3 %San Diego County50.3Sutter County: 50.2 %Sutter County50.2Yuba County: 50.2 %Yuba County50.2Tehama County: 50.2 %Tehama County50.2Calaveras County: 50.1 %Calaveras County50.1Madera County: 50 %Madera County50Lake County: 50 %Lake County50Glenn County: 50 %Glenn County50Merced County: 50 %Merced County50Kern County: 49.9 %Kern County49.9Imperial County: 49.8 %Imperial County49.8Sierra County: 49.8 %Sierra County49.8Monterey County: 49.7 %Monterey County49.7Santa Clara County: 49.6 %Santa Clara County49.6Colusa County: 49.4 %Colusa County49.4Inyo County: 49.2 %Inyo County49.2Tuolumne County: 49.1 %Tuolumne County49.1San Francisco County: 49.1 %San Francisco County49.1Mariposa County: 48.8 %Mariposa County48.8Alpine County: 48.5 %Alpine County48.5Del Norte County: 46.9 %Del Norte County46.9Mono County: 46.7 %Mono County46.7Kings County: 45.9 %Kings County45.9Amador County: 45.6 %Amador County45.6Trinity County: 44.7 %Trinity County44.7Lassen County: 40.7 %Lassen County40.7Yolo County: 52.1 %Yolo County52.1Marin County: 51.4 %Marin County51.4Placer County: 51.3 %Placer County51.3Sonoma County: 51.3 %Sonoma County51.3Contra Costa County: 51.3 %Contra Costa County51.3Modoc County: 51.2 %Modoc County51.2Los Angeles County: 51.1 %Los Angeles County51.1Shasta County: 51.1 %Shasta County51.1Sacramento County: 51.1 %Sacramento County51.1Orange County: 51.1 %Orange County51.1Ventura County: 51 %Ventura County51Humboldt County: 51 %Humboldt County51Nevada County: 50.9 %Nevada County50.9Alameda County: 50.9 %Alameda County50.9Butte County: 50.8 %Butte County50.8Santa Cruz County: 50.8 %Santa Cruz County50.8San Bernardino County: 50.7 %San Bernardino County50.7Napa County: 50.7 %Napa County50.7San Mateo County: 50.7 %San Mateo County50.7Stanislaus County: 50.6 %Stanislaus County50.6San Benito County: 50.6 %San Benito County50.6Santa Barbara County: 50.5 %Santa Barbara County50.5El Dorado County: 50.5 %El Dorado County50.5Solano County: 50.5 %Solano County50.5San Luis Obispo County: 50.5 %San Luis Obispo County50.5Tulare County: 50.5 %Tulare County50.5Riverside County: 50.5 %Riverside County50.5Siskiyou County: 50.4 %Siskiyou County50.4Mendocino County: 50.4 %Mendocino County50.4Fresno County: 50.3 %Fresno County50.3San Joaquin County: 50.3 %San Joaquin County50.3Plumas County: 50.3 %Plumas County50.3San Diego County: 50.3 %San Diego County50.3Sutter County: 50.2 %Sutter County50.2Yuba County: 50.2 %Yuba County50.2Tehama County: 50.2 %Tehama County50.2Calaveras County: 50.1 %Calaveras County50.1Madera County: 50 %Madera County50Lake County: 50 %Lake County50Glenn County: 50 %Glenn County50Merced County: 50 %Merced County50Kern County: 49.9 %Kern County49.9Imperial County: 49.8 %Imperial County49.8Sierra County: 49.8 %Sierra County49.8Monterey County: 49.7 %Monterey County49.7Santa Clara County: 49.6 %Santa Clara County49.6Colusa County: 49.4 %Colusa County49.4Inyo County: 49.2 %Inyo County49.2Tuolumne County: 49.1 %Tuolumne County49.1San Francisco County: 49.1 %San Francisco County49.1Mariposa County: 48.8 %Mariposa County48.8Alpine County: 48.5 %Alpine County48.5Del Norte County: 46.9 %Del Norte County46.9Mono County: 46.7 %Mono County46.7Kings County: 45.9 %Kings County45.9Amador County: 45.6 %Amador County45.6Trinity County: 44.7 %Trinity County44.7Lassen County: 40.7 %Lassen County40.7
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-12.

Full ranking

RankCounties2025 (%)Change on 2024
1Yolo County52.1+0.1 pts
2Marin County51.4+0.1 pts
3Placer County51.30 pts
4Sonoma County51.30 pts
5Contra Costa County51.3-0 pts
6Modoc County51.2+0.4 pts
7Los Angeles County51.10 pts
8Shasta County51.10 pts
9Sacramento County51.1-0 pts
10Orange County51.10 pts
11Ventura County510 pts
12Humboldt County51+0.1 pts
13Nevada County50.9+0.1 pts
14Alameda County50.90 pts
15Butte County50.8+0.1 pts
16Santa Cruz County50.8+0.1 pts
17San Bernardino County50.70 pts
18Napa County50.7-0 pts
19San Mateo County50.7-0 pts
20Stanislaus County50.60 pts
21San Benito County50.6+0.1 pts
22Santa Barbara County50.50 pts
23El Dorado County50.5-0 pts
24Solano County50.50 pts
25San Luis Obispo County50.5-0 pts
26Tulare County50.50 pts
27Riverside County50.50 pts
28Siskiyou County50.4-0 pts
29Mendocino County50.4+0.1 pts
30Fresno County50.30 pts
31San Joaquin County50.30 pts
32Plumas County50.3+0.1 pts
33San Diego County50.3-0 pts
34Sutter County50.20 pts
35Yuba County50.2+0.1 pts
36Tehama County50.2-0 pts
37Calaveras County50.10 pts
38Madera County500 pts
39Lake County50+0.1 pts
40Glenn County50+0.1 pts
41Merced County50-0 pts
42Kern County49.90 pts
43Imperial County49.8+0.2 pts
44Sierra County49.80 pts
45Monterey County49.70 pts
46Santa Clara County49.6-0 pts
47Colusa County49.40 pts
48Inyo County49.2-0.1 pts
49Tuolumne County49.1+0.6 pts
50San Francisco County49.1-0 pts
51Mariposa County48.8-0.6 pts
52Alpine County48.5+0.6 pts
53Del Norte County46.9+0.2 pts
54Mono County46.7-0 pts
55Kings County45.9+0.1 pts
56Amador County45.6+0.2 pts
57Trinity County44.7+0.1 pts
58Lassen County40.7+0.6 pts

Other periods

About this ranking

Female residents as a percentage of total population on 1 July. United States: Census Bureau county population estimates by sex; states and the nation are sums of their counties.

Counties with large prisons or military bases can have low shares.

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

U.S. Census Bureau. Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.

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

U.S. Census Bureau. (2026). Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties (Counties in California by female population share, 2025) [Data set]. Retrieved October 12, 2026, from https://www.census.gov/programs-surveys/popest/data/data-sets.html

MLA 9

Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties, Counties in California by female population share, 2025. U.S. Census Bureau, 25 June 2026, https://www.census.gov/programs-surveys/popest/data/data-sets.html. Invokely, https://invokely.ai/rankings/female-population-share/california-counties. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. Counties in California by female population share, 2025. Dataset. Accessed October 12, 2026. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Also distributed by Invokely, https://invokely.ai/rankings/female-population-share/california-counties.

Harvard

U.S. Census Bureau (2026) Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties, Counties in California by female population share, 2025 [Dataset]. Available at: https://www.census.gov/programs-surveys/popest/data/data-sets.html, via Invokely: https://invokely.ai/rankings/female-population-share/california-counties (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_california_by_2025,
  author = {{U.S. Census Bureau}},
  title = {{Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties: Counties in California by female population share, 2025}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www.census.gov/programs-surveys/popest/data/data-sets.html},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/female-population-share/california-counties. Publisher attribution: U.S. Census Bureau. Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties: Counties in California by female population share, 2025
PY  - 2026
DA  - 2026/06/25
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www.census.gov/programs-surveys/popest/data/data-sets.html
L2  - https://invokely.ai/rankings/female-population-share/california-counties
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/female-population-share/california-counties.
N1  - Publisher attribution: U.S. Census Bureau. Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.
ER  -
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Questions

Which county has the highest female population share?

Yolo County, with 52.1% in 2025, according to the U.S. Census Bureau.

Which county has the lowest female population share?

Lassen County, with 40.7% in 2025.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. Retrieved 2026-10-12.

Female population share: other rankings

Counties in California: more rankings