64,692 people (2024 Census estimate, −2.4% since 2020)
532 square miles of land · 122 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.
14 active community water systems list Belmont County in the area they serve, reporting 61,529 people served in all (a system that crosses county lines counts its whole population).
| BELMONT CO. SANITARY DISTRICT 3 PWS groundwater · local government · OH0700412 | 26,822 served |
| MARTINS FERRY PUBLIC WATER SYSTEM groundwater · private · OH0701212 | 6,980 served |
| BARNESVILLE surface water · private · OH0700011 | 6,500 served |
| ST. CLAIRSVILLE, CITY OF PWS surface water · local government · OH0701516 | 5,097 served |
| BELLAIRE PUBLIC WATER SYSTEM surface water · local government · OH0700114 | 4,278 served |
| SHADYSIDE PUBLIC WATER SYSTEM groundwater · private · OH0701612 | 3,689 served |
| BRIDGEPORT PUBLIC WATER SYSTEM buys groundwater · private · OH0700612 | 2,830 served |
| POWHATAN POINT PUBLIC WATER SYSTEM groundwater · private · OH0701412 | 1,592 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 188 people were held in Belmont County's jail, in Vera's latest figure (2023), or 464 per 100,000 residents ages 15–64. In 2018 it was about 165.
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.
8 school districts have their office in Belmont County. School taxes are usually the largest part of a property tax bill.
Spent $22.3 million — $21.2 million to run schools, about $13,308 per student, plus $400,000 on buildings and equipment. Money in: $16.7 million local (mostly property tax), $5.2 million state, $1.9 million federal. Long-term debt: $76,000.
Spent $21.3 million — $19.8 million to run schools, about $14,004 per student, plus $846,000 on buildings and equipment. Money in: $9.5 million local (mostly property tax), $9.1 million state, $1.3 million federal. Long-term debt: $446,000.
Spent $18.8 million — $17.5 million to run schools, about $12,692 per student, plus $1.1 million on buildings and equipment. Money in: $7.5 million local (mostly property tax), $8.3 million state, $2.5 million federal. Long-term debt: $21,000.
Spent $27.4 million — $20.7 million to run schools, about $15,735 per student, plus $5.5 million on buildings and equipment. Money in: $8.9 million local (mostly property tax), $12.1 million state, $4.5 million federal. Long-term debt: $20.8 million.
Spent $20.4 million — $16.9 million to run schools, about $14,895 per student, plus $2.9 million on buildings and equipment. Money in: $9.4 million local (mostly property tax), $9.6 million state, $2.2 million federal. Long-term debt: $400,000.
Spent $12.5 million — $11.8 million to run schools, about $15,736 per student, plus $410,000 on buildings and equipment. Money in: $3.5 million local (mostly property tax), $6.7 million state, $2.4 million federal. Long-term debt: $15.1 million.
Spent $10.9 million — $10.3 million to run schools, about $14,435 per student, plus $317,000 on buildings and equipment. Money in: $5.4 million local (mostly property tax), $5.1 million state, $905,000 federal.
Spent $10.2 million — $8.4 million to run schools, about $22,068 per student, plus $1.8 million on buildings and equipment. Money in: $4.5 million local (mostly property tax), $5.1 million state, $813,000 federal. Long-term debt: $397,000.
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 Belmont County about $29.2 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively Moderate; social vulnerability: Relatively High.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
311 bridges in Belmont County: 166 in good condition, 129 fair, and 16 poor (5.1%). “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.
| IR 70 over SR7&767 RR WLG.CR OHIO R · built 1968 | 19,121 vehicles a day |
| SR 7 over NORFOLK SOUTHERN RR CORP · built 1983 | 13,148 vehicles a day |
| US 40 over WHLNG CR CR.10 & ABND.RR · built 1932 | 7,734 vehicles a day |
| SR 149 over ABND.RR.TUNNEL(NO TRS) · built 1877 | 3,326 vehicles a day |
| SR 9 over WHEELING CREEK · built 1984 | 1,848 vehicles a day |
| 41st STREET over JORDAN RUN · built 1932 | 1,295 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $40 million of work in Belmont County in fiscal 2025, about $602 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 Belmont 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 Belmont County built: brayden.ozark@gmail.com.
More of Ohio: the state government and every county in Ohio.
Nearby counties: Ohio County, WV (19 mi) · Marshall County, WV (19 mi) · Harrison County (20 mi) · Monroe County (21 mi) · Brooke County, WV (27 mi) · Guernsey County (28 mi).