Voter file loaded June 5, 2026 · figures are from that file, held as a fixed record
Grays Harbor County, Washington has 51,962 active registered voters across 94 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 Grays Harbor County voted for president
Election results are public records.
Grays Harbor County at a glance.
Grays Harbor County had an estimated 77,893 residents in July 2024, the 19th most populous of Washington's 39 counties, up 3.0% since the 2020 census. Of those, 62,806 are 18 or older, the voting-age population, and 24.5% are 65 or older. Its 51,962 active registered voters equal about 82.7% of that voting-age population.
It covers 1,902 square miles of land (41 people per square mile), and 38.3% of residents live outside any incorporated city or town. The largest cities and towns are Aberdeen (17,044), Hoquiam (8,771), Ocean Shores (7,731), Montesano (4,194) and Elma (3,515). The American Community Survey (2020-2024) puts it at a median age of 44.7, a median household income of $64,414, 18.2% of adults 25 and older holding a bachelor's degree or higher and 73.2% of occupied homes owned by the people living in them.
In 2024, 37,638 votes were cast for president, about 59.9% of the voting-age population; the Democratic ticket took 45.6% and the Republican ticket 51.6%. The two-party margin moved from D+14.5 in 2008 to R+6.0 in 2024.
- Population (2024 estimate)
- 77,893
- Population (2020 census base)
- 75,639
- Voting-age population (18+)
- 62,806
- Active voters per 100 adults
- 82.7
- Residents 65 and older
- 24.5%
- People per square mile
- 41
- Living outside incorporated places
- 38.3%
- Land area
- 1,902 sq mi
- Median age
- 44.7
- Median household income
- $64,414
- Adults 25+ with a bachelor's degree
- 18.2%
- Owner-occupied homes
- 73.2%
Largest cities and towns
- Aberdeen 17,044
- Hoquiam 8,771
- Ocean Shores 7,731
- Montesano 4,194
- Elma 3,515
Presidential vote, 2008–2024
| Year | Democratic | Republican | Margin | Votes cast |
|---|---|---|---|---|
| 2024 | 45.6% | 51.6% | R+6.0 | 37,638 |
| 2020 | 45.1% | 51.7% | R+6.6 | 38,441 |
| 2016 | 42.6% | 49.6% | R+7.0 | 26,736 |
| 2012 | 55.6% | 41.6% | D+14.0 | 28,224 |
| 2008 | 56.0% | 41.5% | D+14.5 | 29,184 |
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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