Voter file loaded June 9, 2026 · figures are from that file, held as a fixed record
Wahkiakum County, Washington has 3,708 active registered voters across 11 precincts, as of July 2026.
Party registration
Washington doesn't register voters by party, so there's no party breakdown to show. Party lean is usually inferred from primary participation; that data is in the voter file and available inside Motion51.
How Wahkiakum County voted for president
Election results are public records.
Wahkiakum County at a glance.
Wahkiakum County had an estimated 4,800 residents in July 2024, the 37th most populous of Washington's 39 counties, up 8.5% since the 2020 census. Of those, 4,046 are 18 or older, the voting-age population, and 35.3% are 65 or older. Its 3,708 active registered voters equal about 91.6% of that voting-age population.
It covers 263 square miles of land (18 people per square mile), and 87.3% of residents live outside any incorporated city or town. Its one incorporated place is Cathlamet (608 residents). The American Community Survey (2020-2024) puts it at a median age of 54.5, a median household income of $62,653, 21.8% of adults 25 and older holding a bachelor's degree or higher and 83.2% of occupied homes owned by the people living in them.
In 2024, 3,053 votes were cast for president, about 75.5% of the voting-age population; the Democratic ticket took 39.4% and the Republican ticket 57.5%. The two-party margin moved from D+0.7 in 2008 to R+18.1 in 2024.
- Population (2024 estimate)
- 4,800
- Population (2020 census base)
- 4,424
- Voting-age population (18+)
- 4,046
- Active voters per 100 adults
- 91.6
- Residents 65 and older
- 35.3%
- People per square mile
- 18
- Living outside incorporated places
- 87.3%
- Land area
- 263 sq mi
- Median age
- 54.5
- Median household income
- $62,653
- Adults 25+ with a bachelor's degree
- 21.8%
- Owner-occupied homes
- 83.2%
Presidential vote, 2008–2024
| Year | Democratic | Republican | Margin | Votes cast |
|---|---|---|---|---|
| 2024 | 39.4% | 57.5% | R+18.1 | 3,053 |
| 2020 | 39.1% | 58.4% | R+19.3 | 2,981 |
| 2016 | 35.3% | 56.9% | R+21.6 | 2,333 |
| 2012 | 47.7% | 48.8% | R+1.1 | 2,285 |
| 2008 | 48.9% | 48.2% | D+0.7 | 2,294 |
Sources: U.S. Census Bureau Vintage 2024 population estimates and 2024 Gazetteer; American Community Survey 2020–2024 5-year estimates; certified county presidential returns. Growth, density and turnout are simple arithmetic on those figures.
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