Grays Harbor County, Washington Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 19th-largest in Washington
The population of Grays Harbor County, Washington is 76,397 as of the 2023 American Community Survey, making it the 19th-largest county in Washington. The median household income is $63,539, the median home value is $279,500, and the median age is 44.7.
The population of Grays Harbor County has grown 6.9% since 2010 (72,849 → 77,893), a +0.48% annualized rate.
76,397
Population
+0.48%
Annual growth
40
People / sq mi
$63,539
Median Income
$279,500
Median Home Value
Grays Harbor County covers 1,901 sq mi of land at 40.2 people per square mile.
About Grays Harbor County, WA
Housing cost is the defining feature of Grays Harbor County: the median home is valued at $279,500. Grays Harbor County is a county in Washington with a population of 76,397. It ranks #19 among counties in Washington by population.
Median household income is $63,539, below the US median of $78,538. Poverty runs at 8.9%, below the national 12.4%. Home values run above average at $279,500, with typical rent around $1,018.
Degree attainment is on the lower side for US counties: 17.6% of adults hold a bachelor’s degree, below the national 35.0%. About 9.4% of the workforce is home-based, below the national 14.0%, and the average commute runs about 25 minutes each way.
High housing values reframe the income picture in Grays Harbor County — even solid earnings stretch less against home prices and rents at this level.
Grays Harbor County Population History (2010-2024)
The county of Grays Harbor County had a population of 72,849 in 2010 and 77,893 in 2024, a 6.9% growth over 14 years. The peak was 77,893 in 2024. Average annual growth rate: 0.48%.
77,893
Population (2024)
72,849
Population (2010)
77,893
Peak (2024)
0.48%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 72,849 |
| 2011 | 72,374 |
| 2012 | 71,785 |
| 2013 | 71,059 |
| 2014 | 70,796 |
| 2015 | 71,027 |
| 2016 | 71,555 |
| 2017 | 72,507 |
| 2018 | 73,787 |
| 2019 | 75,047 |
| 2020 | 75,863 |
| 2021 | 76,859 |
| 2022 | 77,080 |
| 2023 | 77,570 |
| 2024 | 77,893 |
Race & Ethnicity
| White | 80.9% |
| Black or African American | 1.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 6.7% |
| Two or More Races | 0.2% |
Age & Sex
44.7
Median Age
48.7%
Female
51.3%
Male
22.8%
Age 65+
Age Distribution
Children (under 15): 16.3% · Seniors (65+): 22.8%
Income & Poverty
| Median household income | $63,539$-31,413 vs state |
| Mean household income | $82,333 |
| Per-capita income | $33,763 |
| Poverty rate | 8.9%+2.5% vs state |
| Unemployment rate | 3.4% |
| Employment-to-population | 47.5% |
Top Industries by Employment
The largest employment sector in Grays Harbor County is professional & business services, accounting for 22.3% of workers.
How residents commute
1.7%
Drive alone
3.7%
Carpool
75.7%
Public transit
9.4%
Work from home
24.5 min
Avg commute
Housing
$279,500$-240,300 vs state
Median home value
$1,018
Median rent
72.6%
Homeownership rate
36,568
Total housing units
82.0%
Occupied
18.0%
Vacant
27.4%
Renter-occupied
Social & access
92.8%
With health insurance
93.9%
With broadband internet
30.6%
Foreign-born
10.8%
Veterans (18+)
21.5%
With a disability
90.6%
Speak language other than English at home
Education
90.3%
High School+
17.6%
Bachelor's+
Largest cities in Washington
Other counties in Washington
Part of Washington
Metro areas in Washington
County rankings
Frequently Asked Questions
Grays Harbor County, Washington has a population of 76,397 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 19th-largest county in Washington. Population density is 40 people per square mile.
The population of Grays Harbor County has grown 6.9% since 2010 (72,849 → 77,893), a +0.48% annualized rate.
The median household income in Grays Harbor County, Washington is $63,539, with mean (average) household income of $82,333 and per-capita income of $33,763. 8.9% of residents live below the federal poverty level.
In Grays Harbor County, the largest racial and ethnic groups are White (80.9%), Hispanic or Latino (6.7%), Black or African American (1.6%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Grays Harbor County, Washington is 44.7 years. Residents are 48.7% female and 51.3% male.
The median home value in Grays Harbor County is $279,500 and median monthly rent is $1,018. 72.6% of occupied housing units are owner-occupied. The county has 36,568 total housing units, 18.0% of which are vacant.
The largest employment sector in Grays Harbor County, Washington is professional, scientific, and management services, employing 22.3% of workers. The unemployment rate is 3.4%.
Seattle is among the largest cities associated with Grays Harbor County, Washington, with a population of 741,440.
Grays Harbor County, WA Climate
Grays Harbor County, WA has an average annual temperature of 9.9°C (50°F) and receives about 2542 mm of precipitation per year. The warmest month is August and the coldest is December. Figures are 1970–2000 climate normals.
9.9°C
Avg Temp
2542
Precip (mm/yr)
Aug
Hottest Month
Dec
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 5° / 40° | 378 mm |
| February | 6° / 42° | 305 mm |
| March | 7° / 44° | 280 mm |
| April | 9° / 48° | 183 mm |
| May | 11° / 53° | 114 mm |
| June | 14° / 57° | 77 mm |
| July | 16° / 60° | 49 mm |
| August | 16° / 61° | 57 mm |
| September | 15° / 58° | 107 mm |
| October | 11° / 51° | 223 mm |
| November | 7° / 44° | 362 mm |
| December | 4° / 40° | 407 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Grays Harbor County, WA
The most comfortable months to visit Grays Harbor County, WA are typically August, July and June, when temperatures are mildest and rainfall is relatively low. The hottest month is August (around 22°C high). The coldest is December (near 2°C low). December is usually the wettest month.
Where to stay near Grays Harbor County
Visiting or relocating to Grays Harbor County, WA? Compare hotels and short-term rentals across the county — live availability and prices.
Top-rated places to stay near Grays Harbor County
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a move to Grays Harbor County?
Get relocation and cost-of-living insights for Grays Harbor County, WA by email. No spam, unsubscribe anytime.
More from Washington
Population 2,262,713
Population 924,106
Population 834,648
Population 544,323
Full rankings of Washington counties
Statewide data for Washington
Population, race, income, age, and trends across Washington
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.