City profile
Gainesville, VA
Manassas city · Population 18,196
Gainesville is a town in Manassas city, VA with about 18,196 residents and a typical home value near $713,000. It is 32 miles from Alexandria, VA, which shapes its climate, healthcare access and amenities.
Climate
Climate type
Four seasons
Winter avg
37°F
Summer avg
79°F
Sunny days / yr
205
Home prices & cost of living
Median home price
$712,600
Typical monthly housing
$4,411
Cost of living (100 = U.S.)
134
Taxes
- Property tax
- 0.91%
- State income tax (top)
- 5.75%
- Social Security
- Not taxed
- Pensions
- Partly exempt
- Sales tax (state + avg. local)
- 5.77%
FEMA natural hazard risk
Relatively Moderate · county score 83/100
Top hazards: Heat wave, Lightning, Winter weather
Nearest major airport
14 mi to Washington Dulles International Airport (IAD)
Political lean (2024 county vote)
Leans Democratic · 57% Democratic / 42% Republican
Community
Population
18,196
Black population
14.7%
County
Manassas city
Detailed crime figures are available for our 201 hand-researched cities.
2025–2026 trends
2026 market trends
- ▸Climate/cost risks to check: coastal flooding (Tidewater)
Highlights
- About 18,196 residents
- Typical home value about $713,000
- 32 miles from Alexandria, VA
Trade-offs
- Smaller community with fewer local amenities
- Scores for this place are estimated from Census data and the nearest major city
Figures are estimates from public sources (see How we match). Verify before making decisions.