98,998 people (2024 Census estimate, −0.6% since 2020)
387 square miles of land · 256 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.
16 active community water systems list Montgomery County in the area they serve, reporting 72,361 people served in all (a system that crosses county lines counts its whole population).
| BLACKSBURG, TOWN OF buys surface water · local government · VA1121052 | 34,578 served |
| CHRISTIANSBURG TOWN OF buys surface water · local government · VA1121090 | 22,000 served |
| PRICES FORK/MERRIMAC buys surface water · local government · VA1121580 | 4,541 served |
| CHRISTIANSBURG ELLISTON WATERLINE buys surface water · local government · VA1121175 | 3,626 served |
| PLUM CREEK buys surface water · local government · VA1121570 | 1,740 served |
| RADFORD ARMY AMMUNITION PLANT surface water · federal · VA1121643 | 1,602 served |
| BETHEL AREA buys surface water · local government · VA1121045 | 1,247 served |
| RINER COMMUNITY buys surface water · local government · VA1121655 | 1,161 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 65 people were held in Montgomery County's jail, in Vera's latest figure (2025). In 2020 it was about 433.
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 Montgomery County. School taxes are usually the largest part of a property tax bill.
Spent $148.5 million — $136.8 million to run schools, about $14,114 per student, plus $1.5 million on buildings and equipment. Money in: $60.2 million local (mostly property tax), $70.7 million state, $13.9 million federal. Long-term debt: $196.3 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 Montgomery County about $16.6 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively Moderate; social vulnerability: Relatively Low.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
196 bridges in Montgomery County: 87 in good condition, 104 fair, and 5 poor (2.6%). “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.
| ROUTE 0111 over WALNUT BRANCH · built 1936 | 5,240 vehicles a day |
| Walton Road/663 over Crab Creek · built 1932 | 713 vehicles a day |
| Bradshaw Rd./629 over Bradshaw Creek · built 1921 | 656 vehicles a day |
| Eaglebrook Rd/1330 over Smith Creek · built 1981 | 316 vehicles a day |
| Eaglebrook Rd/1330 over Branch Smith Creek · built 1981 | 316 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $111.8 million of work in Montgomery County in fiscal 2025, about $1,122 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. Early voting: 2026-09-18 to 2026-10-31. Last day to register to vote: 2026-10-23. Mail ballot request deadline: 2026-10-23. Election Day: 2026-11-03.
Source: Virginia Department of Elections: upcoming elections · Virginia Department of Elections: voter FAQ · Virginia Department of Elections: absentee voting
The budget, property tax rates, audits, local officials and offices for Montgomery 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 Montgomery County built: brayden.ozark@gmail.com.
More of Virginia: the state government and every county in Virginia.
Nearby counties: Radford city (10 mi) · Roanoke County (15 mi) · Floyd County (17 mi) · Pulaski County (20 mi) · Giles County (20 mi) · Salem city (20 mi).