VA area data
Zcta 20191, VA
Zcta 20191, VA.
Population: 31,011 (Census ACS)
Home values & appreciation
- Median home value
- $620,649
- 1-year appreciation
- -0.1%
- 3-year appreciation
- +9.5%
- 5-year appreciation
- +17.2%
- 10-year appreciation
- +48.2%
- All-time peak (2025-04)
- $630,429
- House Price Index
- 423.6 (+3.3% YoY)
Market activity
- Median sale price
- $316,000
- Median list price
- $330,000
- Median days on market
- 35.5 days
- Sale-to-list ratio
- 99.0%
- Active listings
- 33
- 1-year forecast
- -0.3%
- Days to pending
- 21 days
- New listings (monthly)
- 59
Rents
- Typical rent
- $2,554/mo
- 1-year rent change
- +1.4%
- 1BR fair-market rent
- $2,070/mo
- 3BR fair-market rent
- $2,920/mo
Affordability
- Cost of living index (Above Average)
- 103.5 (100 = US avg)
- Electricity rate (state-level)
- 15.3¢/kWh
- Natural gas rate (state-level)
- $16.80/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Schools
- Total schools
- 6
- Elementary schools
- 4
- Middle schools
- 1
- High schools
- 1
Natural hazards & flood risk
- Overall hazard risk
- Very Low
- FEMA flood zone
- X
- Flood risk level
- Minimal
Climate (30-year normals)
- Average annual temperature
- 59.0°F
- Average high
- 69.0°F
- Average low
- 49.0°F
- Annual precipitation
- 41.3 in
- Annual snowfall
- 1.7 in
Air quality
- Air quality rating
- Good
- Median AQI (annual)
- 46
- Days with Good air quality
- 217
- Days with Unhealthy air quality
- 2
Walkability & transit
- Walkability index
- 12.7 / 20
- Transit service frequency
- 248
Amenities
- National parks within ~60 mi
- 60
- Nearest national park
- Wolf Trap National Park for the Performing Arts (5 mi)
- Nearest airport
- Washington Dulles International Airport (IAD) (6 mi)
- Nearest major airport
- Washington Dulles International Airport (IAD) (6 mi)
- Hospitals nearby (~15 mi)
- 23
- Avg hospital rating
- 3.4 / 5
- Solar radiation rating
- Fair (4.2 kWh/m²/day)
Migration
- Net migration
- -270 tax filers
Housing stock
- Median year housing built
- 1,978
- Median annual property tax
- $6,467
- Mean commute to work
- 17 min
- Households with broadband internet
- 90.5%
Employment & development
- Total county employment
- 18,990
- Average weekly wage
- $1,303
- Top industries (by employment)
- Health Care, Professional Services, Accommodation & Food
- Annual residential building permits (county)
- 1,032
Area data compiled from public government, academic, and industry research feeds. Data sources →
Data last updated
Most recent source refresh: Aug 2026. See all data sources →