21,394 people (2024 Census estimate, −2.1% since 2020)
407 square miles of land · 53 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.
4 active community water systems list Wyandot County in the area they serve, reporting 12,048 people served in all (a system that crosses county lines counts its whole population).
| UPPER SANDUSKY CITY surface water · local government · OH8800511 | 6,698 served |
| CAREY VILLAGE PWS groundwater · local government · OH8800012 | 3,674 served |
| SYCAMORE VILLAGE PWS groundwater · local government · OH8800412 | 862 served |
| NEVADA VILLAGE PWS buys surface water · local government · OH8800312 | 814 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 23 people were held in Wyandot County's jail, in Vera's latest figure (2023), or 176 per 100,000 residents ages 15–64. In 2018 it was about 19.
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.
3 school districts have their office in Wyandot County. School taxes are usually the largest part of a property tax bill.
Spent $23.5 million — $22.5 million to run schools, about $14,286 per student, plus $474,000 on buildings and equipment. Money in: $13.1 million local (mostly property tax), $8.5 million state, $1.7 million federal.
Spent $15.2 million — $13.5 million to run schools, about $15,701 per student, plus $1 million on buildings and equipment. Money in: $8.7 million local (mostly property tax), $5.9 million state, $1.1 million federal. Long-term debt: $3.7 million.
Spent $13.3 million — $11.8 million to run schools, about $14,183 per student, plus $533,000 on buildings and equipment. Money in: $5.8 million local (mostly property tax), $6.7 million state, $1.2 million federal. Long-term debt: $10.1 million.
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: Very Low compared with other U.S. counties. FEMA estimates natural hazards cost Wyandot County about $8.5 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Very High; social vulnerability: Very Low.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
235 bridges in Wyandot County: 161 in good condition, 71 fair, and 3 poor (1.3%). “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.
| USR 23 SB over HONEY RUN · built 1966 | 8,628 vehicles a day |
| CH53c over TYMOCHTEE · built 1979 | 218 vehicles a day |
| MILLER STREET over SYCAMORE CREEK · built 1925 | 10 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $6.9 million of work in Wyandot County in fiscal 2025, about $315 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 Wyandot 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 Wyandot County built: brayden.ozark@gmail.com.
More of Ohio: the state government and every county in Ohio.
Nearby counties: Marion County (19 mi) · Crawford County (20 mi) · Hancock County (21 mi) · Seneca County (22 mi) · Hardin County (22 mi) · Morrow County (35 mi).