98,109 people (2024 Census estimate, +6.7% since 2020)
413 square miles of land · 237 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 Frederick County in the area they serve, reporting 53,009 people served in all (a system that crosses county lines counts its whole population).
| FREDERICK WATER surface water · local government · VA2069250 | 46,206 served |
| STEPHENS CITY, TOWN OF buys surface water · local government · VA2069634 | 2,700 served |
| LAKE HOLIDAY ESTATES groundwater · private · VA2069650 | 2,130 served |
| MIDDLETOWN, TOWN OF buys surface water · local government · VA2069333 | 1,390 served |
| SHAWNEE LAND groundwater · private · VA2069525 | 330 served |
| TAVENNER PARK groundwater · private · VA2069725 | 228 served |
| HILLTOP MOBILE HOME PARK groundwater · private · VA2069300 | 25 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 629 people were held in Frederick County's jail, in Vera's latest figure (2025). In 2020 it was about 268.
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.
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 Frederick County about $20 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively Moderate; social vulnerability: Very Low.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
168 bridges in Frederick County: 60 in good condition, 105 fair, and 3 poor (1.8%). “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.
| BACK MOUNTAIN RD over GAP RUN · built 1981 | 5,164 vehicles a day |
| VALLEY MILL RD over ABRAMS CREEK · built 1932 | 4,846 vehicles a day |
| SILER RD over BRUSH CREEK · built 1932 | 333 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $32.4 million of work in Frederick County in fiscal 2025, about $355 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 Frederick 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 Frederick County built: brayden.ozark@gmail.com.
More of Virginia: the state government and every county in Virginia.
Nearby counties: Winchester city (5 mi) · Clarke County (16 mi) · Hampshire County, WV (20 mi) · Warren County (21 mi) · Berkeley County, WV (21 mi) · Jefferson County, WV (23 mi).