77,893 people (2024 Census estimate, +2.7% since 2020)
1,901 square miles of land · 41 people per square mile
“Highest” and “lowest” are just order, not grades: a high rank for poverty or hazard losses means more of it. Each figure's source is in its section below.
35 active community water systems list Grays Harbor County in the area they serve, reporting 82,703 people served in all (a system that crosses county lines counts its whole population).
| ABERDEEN CITY OF surface water · local government · WA5300050 | 22,867 served |
| HOQUIAM WATER DEPARTMENT surface water · local government · WA5334350 | 11,456 served |
| OCEAN SHORES WATER DEPT groundwater · local government · WA5363008 | 9,347 served |
| ELMA CITY OF groundwater · local government · WA5323100 | 6,638 served |
| MONTESANO CITY OF groundwater · local government · WA5356000 | 6,204 served |
| WESTPORT WATER DEPARTMENT groundwater · local government · WA5395300 | 5,346 served |
| GRAYS HARBOR CO WATER DIST 2 groundwater · local government · WA5329250 | 5,112 served |
| MCCLEARY CITY OF groundwater · local government · WA5352250 | 2,753 served |
Source: U.S. EPA Safe Drinking Water Information System (SDWIS), active community systems, . Look up any system's violations and test results with EPA's search using its ID.
About 189 people were held in Grays Harbor County's jail, in Vera's latest figure (2021), or 407 per 100,000 residents ages 15–64. In 2016 it was about 180.
Source: Vera Institute of Justice, Incarceration Trends (built from federal Bureau of Justice Statistics jail surveys). Counties without their own jail, or that share one, may show no figure.
13 school districts have their office in Grays Harbor County. School taxes are usually the largest part of a property tax bill.
Spent $66.1 million — $59.6 million to run schools, about $18,045 per student, plus $3.5 million on buildings and equipment. Money in: $8.8 million local (mostly property tax), $44.8 million state, $14.7 million federal. Long-term debt: $7.5 million.
Spent $29.1 million — $27.4 million to run schools, about $16,041 per student, plus $773,000 on buildings and equipment. Money in: $4 million local (mostly property tax), $22.6 million state, $3.2 million federal.
Spent $31.3 million — $29.8 million to run schools, about $18,188 per student, plus $486,000 on buildings and equipment. Money in: $5.7 million local (mostly property tax), $22.3 million state, $5 million federal. Long-term debt: $3.5 million.
Spent $26.3 million — $24.4 million to run schools, about $17,090 per student, plus $986,000 on buildings and equipment. Money in: $5.5 million local (mostly property tax), $17.7 million state, $3.7 million federal. Long-term debt: $8.2 million.
Spent $15.1 million — $13.8 million to run schools, about $20,000 per student, plus $798,000 on buildings and equipment. Money in: $3.2 million local (mostly property tax), $9.5 million state, $1.8 million federal. Long-term debt: $1 million.
Spent $13.3 million — $12.2 million to run schools, about $20,923 per student, plus $358,000 on buildings and equipment. Money in: $4.5 million local (mostly property tax), $7.4 million state, $2.3 million federal. Long-term debt: $10.2 million.
Spent $12 million — $6.7 million to run schools, about $19,607 per student, plus $5 million on buildings and equipment. Money in: $1.2 million local (mostly property tax), $10.1 million state, $1.6 million federal. Long-term debt: $4.8 million.
Spent $6.2 million — $5.6 million to run schools, about $16,828 per student, plus $2,000 on buildings and equipment. Money in: $1.7 million local (mostly property tax), $4.2 million state, $806,000 federal. Long-term debt: $2.7 million.
And 5 more.
Source: U.S. Census Bureau, 2023 Annual Survey of School System Finances. Districts are listed by the county of their main office; some serve neighboring counties too.
Source: County Health Rankings & Roadmaps 2025 (University of Wisconsin Population Health Institute), which gathers federal data (CDC, Census, and others); measures cover different recent years. Blank lines aren't reported for small counties.
Overall risk: Relatively High compared with other U.S. counties. FEMA estimates natural hazards cost Grays Harbor County about $211.9 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively High; social vulnerability: Relatively High.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
371 bridges in Grays Harbor County: 188 in good condition, 152 fair, and 31 poor (8.4%). “Poor” means a main part — the deck, the beams, or the supports — is rated 4 or lower on the federal 0–9 scale. It doesn't mean unsafe to drive; unsafe bridges are closed.
| US 101 over CHEHALIS RIVER · built 1955 | 26,216 vehicles a day |
| US 12 over WYNOOCHEE RIVER · built 1935 | 21,466 vehicles a day |
| US 12 over WISHKAH RIVER · built 1925 | 16,009 vehicles a day |
| US 12 / HERON ST over WISHKAH RIVER · built 1949 | 14,965 vehicles a day |
| US 101 over HOQUIAM RIVER · built 1970 | 13,233 vehicles a day |
| US 101 over HOQUIAM RIVER · built 1928 | 12,765 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $83.9 million of work in Grays Harbor County in fiscal 2025, about $1,109 per resident — to the county, cities, schools, hospitals, nonprofits and others.
Source: USAspending.gov, grants by place of performance, fiscal 2025 (Oct. 2024 to Sept. 2025). Search it by county to see each award.
From Grants.gov: posted grants listing county governments as eligible, soonest deadline first; research-only and overseas programs left out; list updated 2026-10-13, refreshed weekly. 62 are open in all. Cities, towns, school districts and nonprofits have their own lists there.
Registration deadlines, early voting and polling places for Washington are on the federal site vote.gov, which links to the state's official election office.
The budget, property tax rates, audits, local officials and offices for Grays Harbor County come from the county's own records, which we haven't gathered — not gathered, never hidden. See what a full county site looks like, or ask to have Grays Harbor County built: brayden.ozark@gmail.com.
More of Washington: the state government and every county in Washington.
Nearby counties: Mason County (35 mi) · Pacific County (38 mi) · Thurston County (48 mi) · Jefferson County (50 mi) · Wahkiakum County (60 mi) · Kitsap County (66 mi).