Grays Harbor County, WA Demographics

Population 77,053 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Grays Harbor County, WA map of median age by neighborhood
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Population and households in Grays Harbor County

Household size in Grays Harbor County

Household size, people per household
PeriodGrays Harbor CountyWashingtonU.S.
2006–102.522.562.68
2010–142.532.622.73
2015–192.482.622.71
2020–242.532.612.65
Change+0.01+0.05−0.03
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The average household in Grays Harbor County has 2.53 people, a bit under the U.S. average of 2.65. Washington as a whole looks much the same. The biggest households, usually families with children, are concentrated in the east.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Grays Harbor County

Median age, years
PeriodGrays Harbor CountyWashingtonU.S.
2006–1041.638.037.7
2010–1442.938.738.6
2015–1944.839.339.6
2020–2444.539.640.1
Change+2.8+1.6+2.3
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Grays Harbor County skews older: half of its residents are older than 44.5, well above the national median of 40.1. That usually means more empty nesters and retirees, and fewer young families. Since 2006–10, the median age has climbed from 41.6, as it has nationally.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Grays Harbor County

Single-parent households, % of households
PeriodGrays Harbor CountyWashingtonU.S.
2006–1012.8%10.9%12.3%
2010–1412.2%10.6%12.3%
2015–1910.8%10.1%11.6%
2020–2412.5%10.1%11.6%
Change−0.3 pts−0.8 pts−0.6 pts
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Single parents head about one in eight households in Grays Harbor County (12.5%), close to the national share of 11.6%. Single parents are more common here than in Washington overall (10.1%). Grays Harbor County has a higher share of single-parent households than at least four in five Washington counties.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Grays Harbor County

Renters in Grays Harbor County

Renters, % of occupied homes
PeriodGrays Harbor CountyWashingtonU.S.
2006–1031.3%35.2%33.3%
2010–1431.0%37.3%35.6%
2015–1933.0%37.0%36.0%
2020–2426.8%36.2%34.8%
Change−4.5 pts+1.0 pts+1.5 pts
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More than a quarter of households in Grays Harbor County rent their homes (26.8%), below the national share of 34.8%; the rest own. Nearly half of owners (46.8%) have paid off their mortgages, above the national share of 39.8%. Rentals cluster in the center; owners are most common in the northeast. Since 2006–10, the renter share has fallen 4.5 points, even as the national share rose.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Grays Harbor County

Vacant homes, % of all homes
PeriodGrays Harbor CountyWashingtonU.S.
2006–1017.2%9.2%11.4%
2010–1418.5%9.2%11.4%
2015–1917.9%8.2%11.1%
2020–2413.8%7.6%9.6%
Change−3.3 pts−1.6 pts−1.8 pts
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Vacant homes make up 13.8% of the housing in Grays Harbor County, far above the national rate of 9.6%. In resort and lake areas that usually means seasonal and vacation homes; elsewhere it can point to weak demand. Vacancy has fallen 3.3 points since 2006–10, in line with the national trend.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Grays Harbor County

Age of homes, median year built
PeriodGrays Harbor CountyWashingtonU.S.
2006–10196619771974
2010–14196619791975
2015–19196919801977
2020–24196919841980
Change+2+6+6
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Grays Harbor County is a place of older homes: half were built before 1969, while the national median is 1980. That means established neighborhoods, and more houses that may need updating. Newer construction is concentrated in the southwest, while the center has the oldest housing. Of Washington's 39 counties, only three have older homes.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Grays Harbor County

Rent, per month
PeriodGrays Harbor CountyWashingtonU.S.
2006–10$686$1,018$965
2010–14$775$1,127$1,040
2015–19$820$1,390$1,213
2020–24$1,074$1,875$1,571
Change+$388+$858+$606
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A typical rental in Grays Harbor County costs $1,074 a month with utilities, well below the national median of $1,571. Rent has climbed $388 a month since 2006–10, up 56%, a slower climb than the nation's. Rent takes 32.8% of the typical renter's income, just over the 30% mark often used to define affordable rent. Rents run highest in the south and lowest in the northwest.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Grays Harbor County

Bachelor's degrees in Grays Harbor County

Bachelor's degrees, % of adults 25+
PeriodGrays Harbor CountyWashingtonU.S.
2006–1014.6%31.0%28.4%
2010–1415.3%32.1%29.6%
2015–1916.7%35.5%32.1%
2020–2417.7%38.8%35.6%
Change+3.1 pts+7.8 pts+7.2 pts
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Fewer adults in Grays Harbor County have a four-year degree than in the country as a whole: 17.7%, against 35.6% nationally. The share with a degree is up 3.1 points from 2006–10, in line with the national trend. Only two of Washington's 39 counties have a lower share of college graduates.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Grays Harbor County

High school graduates, % of adults 25+
PeriodGrays Harbor CountyWashingtonU.S.
2006–1084.4%89.5%84.9%
2010–1486.1%90.0%86.1%
2015–1989.6%91.0%87.7%
2020–2489.0%91.9%89.3%
Change+4.6 pts+2.4 pts+4.3 pts
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About as many adults in Grays Harbor County have finished high school as nationally: 89.0%, against 89.3%. The rate is lower than in Washington overall (91.9%). Since 2006–10, the share with a diploma has risen 4.6 points, mirroring the country.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Grays Harbor County

Unemployment, % of the labor force
PeriodGrays Harbor CountyWashingtonU.S.
2006–1011.7%7.6%8.1%
2010–1415.6%8.9%9.4%
2015–197.2%5.1%5.6%
2020–247.1%5.1%5.4%
Change−4.6 pts−2.5 pts−2.7 pts
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Jobs have been harder to find in Grays Harbor County than nationally: unemployment was 7.1%, against 5.4%. Of Washington's 39 counties, only three have higher unemployment. Unemployment is down 4.6 points from 2006–10, as it has nationally.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Grays Harbor County compared with nearby counties

CountyHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Grays Harbor County2.5344.512.5%26.8%13.8%1969$1,07417.7%89.0%7.1%
Pacific County2.1852.89.7%18.2%28.9%1973$1,16024.8%90.9%5.0%
Mason County2.6245.89.2%17.7%18.9%1989$1,31521.0%89.8%6.0%
Thurston County2.5540.89.8%32.3%5.8%1990$1,83838.2%94.7%5.0%
Lewis County2.6342.910.7%24.2%7.5%1979$1,13221.7%91.0%5.3%
Pierce County2.6838.312.3%35.3%6.3%1984$1,97530.6%92.4%5.3%
Kittitas County2.3539.16.9%38.5%15.1%1990$1,54238.6%94.1%5.5%
Yakima County3.0134.218.2%38.2%6.1%1977$1,21218.5%75.7%7.4%
Grant County2.8535.215.8%33.7%10.1%1986$1,15619.0%81.7%6.2%
Adams County3.3429.513.0%30.7%8.6%1976$93314.8%64.4%3.9%
Garfield County2.2947.42.4%23.1%15.7%1961$81031.1%94.1%5.9%

All figures 2020–24.

Counties with similar populations: Lauderdale County, MS · St. Francois County, MO · Somerset County, PA · Shiawassee County, MI · Scioto County, OH · Sauk County, WI · San Patricio County, TX · Ross County, OH · Rockingham County, VA · Putnam County, TN

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Grays Harbor County. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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