# Counties in Washington by share of population aged 65 and over, 2025

All 39 values come from U.S. Census Bureau for 2025, so the places are comparable.

- Indicator id: `population_65_plus_share`
- Unit: %
- Definition: Residents aged 65 or over as a percentage of total population. Spain: 1 January, INE annual census. United States: 1 July, Census Bureau population estimates. World Bank figures for other countries and the World refer to mid-year.
- Source: U.S. Census Bureau, Population Estimates Program, county population by age and sex (cc-est agesex): residents aged 65 and over as a percentage of the total, 1 July; states and the nation summed from counties (https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/counties/asrh/cc-est2025-agesex-all.csv)
- Retrieved: 2026-10-09
- Citation: U.S. Census Bureau. Population Estimates Program, county population by age and sex (cc-est agesex): residents aged 65 and over as a percentage of the total, 1 July; states and the nation summed from counties. https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/counties/asrh/cc-est2025-agesex-all.csv. Retrieved 2026-10-09.
- Web page: https://invokely.ai/rankings/population-65-plus/washington-counties
- CSV: https://invokely.ai/download/rankings/population-65-plus/washington-counties.csv

| Rank | Place | % |
|---:|---|---:|
| 1 | Jefferson County | 44.2 |
| 2 | San Juan County | 38.6 |
| 3 | Clallam County | 35.2 |
| 4 | Pacific County | 34.6 |
| 5 | Wahkiakum County | 34.1 |
| 6 | Columbia County | 31.1 |
| 7 | Island County | 30.4 |
| 8 | Ferry County | 30 |
| 9 | Pend Oreille County | 29.3 |
| 10 | Lincoln County | 28.5 |
| 11 | Garfield County | 28.3 |
| 12 | Stevens County | 27.8 |
| 13 | Asotin County | 27.3 |
| 14 | Klickitat County | 26.4 |
| 15 | Skamania County | 26 |
| 16 | Mason County | 25.8 |
| 17 | Grays Harbor County | 25.5 |
| 18 | Okanogan County | 25.2 |
| 19 | Skagit County | 25 |
| 20 | Lewis County | 22.8 |
| 21 | Chelan County | 22.7 |
| 22 | Walla Walla County | 22.1 |
| 23 | Kitsap County | 21.9 |
| 24 | Cowlitz County | 21.4 |
| 25 | Whatcom County | 20.9 |
| 26 | Thurston County | 20.6 |
| 27 | Kittitas County | 20.4 |
| 28 | Douglas County | 20 |
| 29 | Spokane County | 19.4 |
| 30 | Clark County | 18.5 |
| 31 | Benton County | 17.3 |
| 32 | Pierce County | 16.7 |
| 33 | Snohomish County | 16.4 |
| 34 | Yakima County | 15.9 |
| 35 | Grant County | 15.8 |
| 36 | King County | 15.2 |
| 37 | Whitman County | 13.4 |
| 38 | Adams County | 12.2 |
| 39 | Franklin County | 11.3 |