Counties in Washington by female population share

Jefferson County had the highest female population share of 39 counties in 2023, at 51.7%. Okanogan County had the lowest, at 47.8%. The median was 50% and the figure for Washington was 50.1%. Source: the U.S. Census Bureau.

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Highest51.7Jefferson County
Lowest47.8Okanogan County
Median5039 counties
Washington50.1History

Map of counties, 2023

Adams County: 49.4 %Asotin County: 51.3 %Benton County: 50.1 %Chelan County: 49.9 %Clallam County: 51.1 %Clark County: 50.7 %Columbia County: 50.5 %Cowlitz County: 50.5 %Douglas County: 49.2 %Ferry County: 49.1 %Franklin County: 48.6 %Garfield County: 49 %Grant County: 48.7 %Grays Harbor County: 49.3 %Island County: 50.3 %Jefferson County: 51.7 %King County: 49.8 %Kitsap County: 49.4 %Kittitas County: 50.2 %Klickitat County: 48.1 %Lewis County: 49.9 %Lincoln County: 48.8 %Mason County: 48.8 %Okanogan County: 47.8 %Pacific County: 50.4 %Pend Oreille County: 49.8 %Pierce County: 50.3 %San Juan County: 51.2 %Skagit County: 50.8 %Skamania County: 48.8 %Snohomish County: 50.1 %Spokane County: 50.5 %Stevens County: 49.7 %Thurston County: 51.3 %Wahkiakum County: 50 %Walla Walla County: 49.4 %Whatcom County: 51 %Whitman County: 50.1 %Yakima County: 50.1 %
  • Under 49
  • 49 to 50
  • 50 to 51
  • 51 and over
%, 2023. Source: Invokely calculation with data from U.S. Census Bureau. Boundaries: U.S. Census Bureau cartographic boundary files.

All counties, 2023

Jefferson County: 51.7 %Jefferson County51.7Thurston County: 51.3 %Thurston County51.3Asotin County: 51.3 %Asotin County51.3San Juan County: 51.2 %San Juan County51.2Clallam County: 51.1 %Clallam County51.1Whatcom County: 51 %Whatcom County51Skagit County: 50.8 %Skagit County50.8Clark County: 50.7 %Clark County50.7Cowlitz County: 50.5 %Cowlitz County50.5Columbia County: 50.5 %Columbia County50.5Spokane County: 50.5 %Spokane County50.5Pacific County: 50.4 %Pacific County50.4Island County: 50.3 %Island County50.3Pierce County: 50.3 %Pierce County50.3Kittitas County: 50.2 %Kittitas County50.2Yakima County: 50.1 %Yakima County50.1Snohomish County: 50.1 %Snohomish County50.1Benton County: 50.1 %Benton County50.1Whitman County: 50.1 %Whitman County50.1Wahkiakum County: 50 %Wahkiakum County50Lewis County: 49.9 %Lewis County49.9Chelan County: 49.9 %Chelan County49.9Pend Oreille County: 49.8 %Pend Oreille County49.8King County: 49.8 %King County49.8Stevens County: 49.7 %Stevens County49.7Kitsap County: 49.4 %Kitsap County49.4Walla Walla County: 49.4 %Walla Walla County49.4Adams County: 49.4 %Adams County49.4Grays Harbor County: 49.3 %Grays Harbor County49.3Douglas County: 49.2 %Douglas County49.2Ferry County: 49.1 %Ferry County49.1Garfield County: 49 %Garfield County49Lincoln County: 48.8 %Lincoln County48.8Mason County: 48.8 %Mason County48.8Skamania County: 48.8 %Skamania County48.8Grant County: 48.7 %Grant County48.7Franklin County: 48.6 %Franklin County48.6Klickitat County: 48.1 %Klickitat County48.1Okanogan County: 47.8 %Okanogan County47.8Jefferson County: 51.7 %Jefferson County51.7Thurston County: 51.3 %Thurston County51.3Asotin County: 51.3 %Asotin County51.3San Juan County: 51.2 %San Juan County51.2Clallam County: 51.1 %Clallam County51.1Whatcom County: 51 %Whatcom County51Skagit County: 50.8 %Skagit County50.8Clark County: 50.7 %Clark County50.7Cowlitz County: 50.5 %Cowlitz County50.5Columbia County: 50.5 %Columbia County50.5Spokane County: 50.5 %Spokane County50.5Pacific County: 50.4 %Pacific County50.4Island County: 50.3 %Island County50.3Pierce County: 50.3 %Pierce County50.3Kittitas County: 50.2 %Kittitas County50.2Yakima County: 50.1 %Yakima County50.1Snohomish County: 50.1 %Snohomish County50.1Benton County: 50.1 %Benton County50.1Whitman County: 50.1 %Whitman County50.1Wahkiakum County: 50 %Wahkiakum County50Lewis County: 49.9 %Lewis County49.9Chelan County: 49.9 %Chelan County49.9Pend Oreille County: 49.8 %Pend Oreille County49.8King County: 49.8 %King County49.8Stevens County: 49.7 %Stevens County49.7Kitsap County: 49.4 %Kitsap County49.4Walla Walla County: 49.4 %Walla Walla County49.4Adams County: 49.4 %Adams County49.4Grays Harbor County: 49.3 %Grays Harbor County49.3Douglas County: 49.2 %Douglas County49.2Ferry County: 49.1 %Ferry County49.1Garfield County: 49 %Garfield County49Lincoln County: 48.8 %Lincoln County48.8Mason County: 48.8 %Mason County48.8Skamania County: 48.8 %Skamania County48.8Grant County: 48.7 %Grant County48.7Franklin County: 48.6 %Franklin County48.6Klickitat County: 48.1 %Klickitat County48.1Okanogan County: 47.8 %Okanogan County47.8
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-12.

Full ranking

RankCounties2023 (%)Change on 2022
1Jefferson County51.7+0.2 pts
2Thurston County51.30 pts
3Asotin County51.3-0.3 pts
4San Juan County51.2+0.1 pts
5Clallam County51.1-0 pts
6Whatcom County510 pts
7Skagit County50.8+0.1 pts
8Clark County50.70 pts
9Cowlitz County50.5-0 pts
10Columbia County50.5+0.3 pts
11Spokane County50.5-0 pts
12Pacific County50.4+0.1 pts
13Island County50.30 pts
14Pierce County50.3-0 pts
15Kittitas County50.2-0.1 pts
16Yakima County50.1-0 pts
17Snohomish County50.1-0 pts
18Benton County50.1-0.1 pts
19Whitman County50.10 pts
20Wahkiakum County50-0 pts
21Lewis County49.90 pts
22Chelan County49.9-0.1 pts
23Pend Oreille County49.8+0.2 pts
24King County49.8-0 pts
25Stevens County49.7+0.1 pts
26Kitsap County49.4+0.1 pts
26Walla Walla County49.4-0 pts
28Adams County49.4+0.3 pts
29Grays Harbor County49.3+0.1 pts
30Douglas County49.2-0.2 pts
31Ferry County49.1-0.3 pts
32Garfield County49-0.1 pts
33Lincoln County48.8+0.1 pts
34Mason County48.80 pts
35Skamania County48.80 pts
36Grant County48.7-0.2 pts
37Franklin County48.6-0.2 pts
38Klickitat County48.1-0.2 pts
39Okanogan County47.8-0.5 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 Washington by female population share, 2023) [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 Washington by female population share, 2023. 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/washington-counties?period=2023. 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 Washington by female population share, 2023. 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/washington-counties?period=2023.

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 Washington by female population share, 2023 [Dataset]. Available at: https://www.census.gov/programs-surveys/popest/data/data-sets.html, via Invokely: https://invokely.ai/rankings/female-population-share/washington-counties?period=2023 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_washington_by_2023,
  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 Washington by female population share, 2023}},
  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/washington-counties?period=2023. 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 Washington by female population share, 2023
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/washington-counties?period=2023
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/female-population-share/washington-counties?period=2023.
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?

Jefferson County, with 51.7% in 2023, according to the U.S. Census Bureau.

Which county has the lowest female population share?

Okanogan County, with 47.8% in 2023.

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 Washington: more rankings