6,736 people (2024 Census estimate, −3.0% since 2020)
871 square miles of land · 8 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 Tillman County in the area they serve, reporting 8,179 people served in all (a system that crosses county lines counts its whole population).
| FREDERICK surface water · local government · OK1011401 | 3,940 served |
| TILLMAN CO RWD #1 buys surface water · local government · OK2007107 | 1,500 served |
| GRANDFIELD buys surface water · local government · OK2007103 | 1,110 served |
| TIPTON buys surface water · local government · OK2007101 | 916 served |
| DAVIDSON buys surface water · local government · OK2007104 | 375 served |
| MANITOU buys surface water · local government · OK3007101 | 278 served |
| HOLLISTER buys groundwater · local government · OK2007102 | 60 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 87 people were held in Tillman County's jail, in Vera's latest figure (2023), or 2,116 per 100,000 residents ages 15–64. In 2018 it was about 42.
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 Tillman County. School taxes are usually the largest part of a property tax bill.
Spent $10 million — $9.8 million to run schools, about $12,074 per student, plus $224,000 on buildings and equipment. Money in: $2.2 million local (mostly property tax), $6.5 million state, $2 million federal. Long-term debt: $895,000.
Spent $3.2 million — $3 million to run schools, about $12,983 per student, plus $175,000 on buildings and equipment. Money in: $675,000 local (mostly property tax), $2 million state, $923,000 federal. Long-term debt: $125,000.
Spent $3.5 million — $3.3 million to run schools, about $14,772 per student, plus $192,000 on buildings and equipment. Money in: $856,000 local (mostly property tax), $1.8 million state, $852,000 federal. Long-term debt: $358,000.
Spent $564,000 — $564,000 to run schools, about $20,143 per student. Money in: $268,000 local (mostly property tax), $108,000 state, $160,000 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: Very Low compared with other U.S. counties. FEMA estimates natural hazards cost Tillman County about $4.4 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Very Low; social vulnerability: Relatively High.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
285 bridges in Tillman County: 195 in good condition, 84 fair, and 6 poor (2.1%). “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.
| S.H. 36 over LITTLE DEEP RED CREEK · built 1939 | 520 vehicles a day |
| E1680 over CREEK · built 1930 | 50 vehicles a day |
| E1870 over CREEK · built 1938 | 40 vehicles a day |
| E1700 over CREEK · built 1939 | 30 vehicles a day |
| E1650 over OTTER CREEK · built 1920 | 24 vehicles a day |
| E1820 over Horse Creek · built 1925 | 24 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $2.4 million of work in Tillman County in fiscal 2025, about $340 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 Oklahoma 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 Tillman 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 Tillman County built: brayden.ozark@gmail.com.
More of Oklahoma: the state government and every county in Oklahoma.
Nearby counties: Wilbarger County, TX (27 mi) · Wichita County, TX (29 mi) · Jackson County (31 mi) · Cotton County (32 mi) · Comanche County (33 mi) · Kiowa County (38 mi).