MD area data
Adelphi, MD
Adelphi, MD.
Population: 50,333 (Census ACS)
Home values & appreciation
- Median home value
- $411,763
- 1-year appreciation
- -0.5%
- 3-year appreciation
- +2.2%
- 5-year appreciation
- +4.2%
- 10-year appreciation
- +51.1%
- All-time peak (2025-02)
- $415,130
- House Price Index
- 367.5 (+0.7% YoY)
Market activity
- Median sale price
- $148,000
- Median list price
- $157,425
- Median days on market
- 48 days
- Sale-to-list ratio
- 92.9%
- Active listings
- 36
- 1-year forecast
- 0.0%
- New listings (monthly)
- 21
Rents
- Typical rent
- $1,745/mo
- 1-year rent change
- +5.4%
- 1BR fair-market rent
- $1,850/mo
- 3BR fair-market rent
- $2,600/mo
Affordability
- Cost of living index (Above Average)
- 108.0 (100 = US avg)
- Electricity rate (state-level)
- 19.5¢/kWh
- Natural gas rate (state-level)
- $16.10/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Schools
- Total schools
- 8
- Elementary schools
- 7
- Middle schools
- 1
- High schools
- 0
Natural hazards & flood risk
- Overall hazard risk
- Relatively Moderate
- Top hazards
- lightning, winterWeather, heatWave, inlandFlooding, strongWind
- FEMA flood zone
- X
- Flood risk level
- Minimal
Climate (30-year normals)
- Average annual temperature
- 59.0°F
- Average high
- 68.0°F
- Average low
- 49.0°F
- Annual precipitation
- 44.4 in
- Annual snowfall
- 1.8 in
Air quality
- Air quality rating
- Good
- Median AQI (annual)
- 44
- Days with Good air quality
- 253
- Days with Unhealthy air quality
- 3
Walkability & transit
- Walkability index
- 13.7 / 20
- Transit service frequency
- 240
Amenities
- National parks within ~60 mi
- 61
- Nearest national park
- Greenbelt Park (4 mi)
- Nearest airport
- College Park Airport (CGS) (3 mi)
- Nearest major airport
- Ronald Reagan Washington National Airport (DCA) (11 mi)
- Hospitals nearby (~15 mi)
- 26
- Avg hospital rating
- 2.8 / 5
- EV charging stations (within 10 mi)
- 594
- Solar radiation rating
- Fair (4.1 kWh/m²/day)
Migration
- Net migration
- -6,153 tax filers
Housing stock
- Median year housing built
- 1,963
- Median annual property tax
- $4,507
- Mean commute to work
- 35 min
- Households with broadband internet
- 71.7%
Employment & development
- Total county employment
- 223,535
- Average weekly wage
- $1,203
- Top industries (by employment)
- Health Care, Accommodation & Food, Construction
- Annual residential building permits (county)
- 1,473
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 →