58,332 people (2024 Census estimate, −2.2% since 2020)
632 square miles of land · 92 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.
15 active community water systems list Washington County in the area they serve, reporting 60,927 people served in all (a system that crosses county lines counts its whole population).
| MARIETTA CITY PWS groundwater · local government · OH8400412 | 18,707 served |
| LITTLE HOCKING WATER ASSOCIATION, INC. groundwater · private · OH8400212 | 9,892 served |
| WARREN COMM W AND S ASSN 2 groundwater · private · OH8402703 | 7,215 served |
| BELPRE CITY PWS groundwater · local government · OH8400012 | 6,441 served |
| HIGHLAND RIDGE W AND S ASSOCIATION INC buys groundwater · private · OH8403203 | 3,022 served |
| TRI-COUNTY RURAL W AND S DISTRICT groundwater · private · OH8403112 | 3,000 served |
| PUTNAM COMMUNITY WATER ASSOCIATION PWS groundwater · private · OH8400712 | 2,744 served |
| RENO WATER AND SEWER 1 buys groundwater · private · OH8402503 | 2,189 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 94 people were held in Washington County's jail, in Vera's latest figure (2023), or 263 per 100,000 residents ages 15–64. In 2018 it was about 108.
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.
7 school districts have their office in Washington County. School taxes are usually the largest part of a property tax bill.
Spent $32 million — $28.2 million to run schools, about $13,133 per student, plus $2.7 million on buildings and equipment. Money in: $16.9 million local (mostly property tax), $11 million state, $6.7 million federal.
Spent $30.5 million — $26 million to run schools, about $12,938 per student, plus $3.4 million on buildings and equipment. Money in: $13 million local (mostly property tax), $14.7 million state, $3.9 million federal. Long-term debt: $22.4 million.
Spent $20.1 million — $15.4 million to run schools, about $16,882 per student, plus $3.7 million on buildings and equipment. Money in: $10.2 million local (mostly property tax), $5.8 million state, $1.6 million federal.
Spent $15.2 million — $12.9 million to run schools, about $14,372 per student, plus $2.1 million on buildings and equipment. Money in: $7.4 million local (mostly property tax), $6.3 million state, $3.1 million federal. Long-term debt: $265,000.
Spent $13.4 million — $10.7 million to run schools, about $18,297 per student, plus $2.5 million on buildings and equipment. Money in: $8.5 million local (mostly property tax), $3.2 million state, $1.4 million federal. Long-term debt: $2.1 million.
Spent $9.7 million — $8.8 million to run schools, about $17,064 per student, plus $588,000 on buildings and equipment. Money in: $2.6 million local (mostly property tax), $6 million state, $1.2 million federal. Long-term debt: $175,000.
Spent $12.3 million — $8 million to run schools, about $19,303 per student, plus $1.7 million on buildings and equipment. Money in: $5.6 million local (mostly property tax), $5.6 million state, $1.2 million federal.
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 Low compared with other U.S. counties. FEMA estimates natural hazards cost Washington County about $22.3 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively Moderate; social vulnerability: Relatively Moderate.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
306 bridges in Washington County: 170 in good condition, 102 fair, and 34 poor (11.1%). “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.
| MR-476 MEMORIAL TO over OHIO R. CSX KEEVER ST. · built 1955 | 11,215 vehicles a day |
| SR 60 over BIG RUN · built 1983 | 4,724 vehicles a day |
| SR 821 over IR 77 · built 1965 | 4,567 vehicles a day |
| SR 7 over MILL CREEK · built 1961 | 3,024 vehicles a day |
| COUNTY ROAD 9 over EIGHTMILE CK * EIGHTMIL · built 1971 | 1,624 vehicles a day |
| TOWNSHIP ROAD 15 over L HOCKING * TEL HAL · built 1977 | 1,155 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $18 million of work in Washington County in fiscal 2025, about $301 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 Ohio 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 Washington 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 Washington County built: brayden.ozark@gmail.com.
More of Ohio: the state government and every county in Ohio.
Nearby counties: Wood County, WV (17 mi) · Pleasants County, WV (18 mi) · Noble County (22 mi) · Morgan County (23 mi) · Monroe County (29 mi) · Ritchie County, WV (29 mi).