56,742 people (2024 Census estimate, +5.7% since 2020)
361 square miles of land · 157 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 Roane County in the area they serve, reporting 68,500 people served in all (a system that crosses county lines counts its whole population).
| HARRIMAN UTILITY BOARD surface water · local government · TN0000287 | 16,653 served |
| CUMBERLAND UTILITY DISTRICT surface water · local government · TN0000531 | 14,085 served |
| ROCKWOOD WATER, SEWER & GAS surface water · local government · TN0000590 | 11,412 served |
| KINGSTON WATER SYSTEM surface water · local government · TN0000360 | 11,392 served |
| OLIVER SPRINGS WATER BOARD buys surface water · local government · TN0000523 | 5,361 served |
| ROANE CENTRAL UTILITY DISTRICT buys surface water · local government · TN0000457 | 5,317 served |
| WATTS BAR EAST U.D. buys surface water · local government · TN0000969 | 4,280 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 185 people were held in Roane County's jail, in Vera's latest figure (2024), or 541 per 100,000 residents ages 15–64. In 2019 it was about 311.
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.
1 school district has its office in Roane County. School taxes are usually the largest part of a property tax bill.
Spent $93.1 million — $76.1 million to run schools, about $12,003 per student, plus $16.2 million on buildings and equipment. Money in: $34.1 million local (mostly property tax), $36.6 million state, $16.3 million federal. Long-term debt: $10.8 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: Relatively Low compared with other U.S. counties. FEMA estimates natural hazards cost Roane County about $21.8 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.
159 bridges in Roane County: 77 in good condition, 78 fair, and 4 poor (2.5%). “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.
| FAU 1226 (SA 7310) over EMORY RIVER · built 1992 | 7,216 vehicles a day |
| NFA 1425 (SA 7305) over CANEY CREEK · built 1945 | 1,958 vehicles a day |
| NFA 1224 (SA 7315) over I40 · built 1969 | 1,788 vehicles a day |
| NFA B485 over PAW PAW CREEK · built 1934 | 330 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $25.9 million of work in Roane County in fiscal 2025, about $485 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.
General election: Tuesday, November 3, 2026. Last day to register to vote: 2026-10-05. Early voting: 2026-10-14 to 2026-10-29. Mail ballot request deadline: 2026-10-24. Election Day: 2026-11-03.
Source: Tennessee Secretary of State: elections calendar · Tennessee Secretary of State: registration deadline FAQ · Tennessee Secretary of State: GoVoteTN
The budget, property tax rates, audits, local officials and offices for Roane 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 Roane County built: brayden.ozark@gmail.com.
More of Tennessee: the state government and every county in Tennessee.
Nearby counties: Loudon County (14 mi) · Morgan County (21 mi) · Anderson County (26 mi) · Cumberland County (27 mi) · Meigs County (28 mi) · Rhea County (29 mi).