32,895 people (2024 Census estimate, −0.8% since 2020)
405 square miles of land · 81 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.
7 active community water systems list Clinton County in the area they serve, reporting 20,921 people served in all (a system that crosses county lines counts its whole population).
| FRANKFORT WATER WORKS groundwater · local government · IN5212003 | 16,422 served |
| ROSSVILLE WATER WORKS groundwater · local government · IN5212007 | 1,653 served |
| MULBERRY WATER WORKS groundwater · local government · IN5212005 | 1,252 served |
| KIRKLIN WATER DEPARTMENT groundwater · local government · IN5212004 | 788 served |
| COLFAX WATER COMPANY groundwater · local government · IN5212001 | 690 served |
| COUNTRY ESTATES MOBILE HOME PARK groundwater · private · IN5212002 | 90 served |
| TERRACE HILLS MHC groundwater · private · IN5212010 | 26 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 197 people were held in Clinton County's jail, in Vera's latest figure (2024), or 972 per 100,000 residents ages 15–64. In 2019 it was about 189.
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.
4 school districts have their office in Clinton County. School taxes are usually the largest part of a property tax bill.
Spent $42.6 million — $34.9 million to run schools, about $11,575 per student, plus $5.8 million on buildings and equipment. Money in: $10.1 million local (mostly property tax), $27.8 million state, $7.3 million federal. Long-term debt: $34.5 million.
Spent $17 million — $14.2 million to run schools, about $11,936 per student, plus $2.4 million on buildings and equipment. Money in: $5.2 million local (mostly property tax), $10.5 million state, $1.2 million federal. Long-term debt: $7.2 million.
Spent $13.1 million — $10.8 million to run schools, about $11,290 per student, plus $1.9 million on buildings and equipment. Money in: $4.2 million local (mostly property tax), $8.4 million state, $1.1 million federal. Long-term debt: $19.1 million.
Spent $12.5 million — $10.6 million to run schools, about $12,203 per student, plus $1.8 million on buildings and equipment. Money in: $6.2 million local (mostly property tax), $6.8 million state, $1.2 million federal. Long-term debt: $3.9 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 Clinton County about $11 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively High; social vulnerability: Relatively Low.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
210 bridges in Clinton County: 68 in good condition, 131 fair, and 11 poor (5.2%). “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.
| CR 150 S (KELLEY) over PRAIRIE CREEK · built 1954 | 3,209 vehicles a day |
| MULBERRY JEFFERSON over BRANCH OF SPRING CREEK · built 1954 | 1,217 vehicles a day |
| CR 1250 EAST over KILMORE CREEK · built 1923 | 544 vehicles a day |
| CR 000 EW over KILMORE CREEK · built 1925 | 306 vehicles a day |
| CR 1150 EAST over KILMORE CREEK · built 1923 | 204 vehicles a day |
| CR 500 SOUTH over SCOTT WINCOOP DITCH · built 1960 | 204 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $5.7 million of work in Clinton County in fiscal 2025, about $170 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 Indiana 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 Clinton 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 Clinton County built: brayden.ozark@gmail.com.
More of Indiana: the state government and every county in Indiana.
Nearby counties: Boone County (18 mi) · Carroll County (20 mi) · Tipton County (22 mi) · Tippecanoe County (23 mi) · Howard County (23 mi) · Montgomery County (29 mi).