Area data
Saint charles, MD — ZIP 20603
Population: 31,844 (Census ACS)
Home values & appreciation
- Median home value
- $483,817
- 1-year appreciation
- -1.7%
- 3-year appreciation
- +1.8%
- 5-year appreciation
- +10.6%
- 10-year appreciation
- +54.8%
- All-time peak (2025-05)
- $492,960
- House Price Index
- 367.5 (+0.7% YoY)
Market activity
- Median sale price
- $520,000
- Median list price
- $479,900
- Median days on market
- 66 days
- Sale-to-list ratio
- 100.1%
- Active listings
- 112
- 1-year forecast
- -0.2%
- Days to pending
- 25 days
- New listings (monthly)
- 41
Rents
- Typical rent
- $2,419/mo
- 1BR fair-market rent
- $2,060/mo
- 3BR fair-market rent
- $2,900/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
- 9
- Elementary schools
- 5
- Middle schools
- 2
- High schools
- 2
Natural hazards & flood risk
- Overall hazard risk
- Relatively Low
- Top hazards
- drought, heatWave, lightning, strongWind, winterWeather
- FEMA flood zone
- X
- Flood risk level
- Minimal
Climate (30-year normals)
- Annual precipitation
- 48.0 in
Air quality
- Air quality rating
- Good
- Median AQI (annual)
- 42
- Days with Good air quality
- 199
Walkability & transit
- Walkability index
- 9.3 / 20
- Transit service frequency
- -99,999
Amenities
- National parks within ~60 mi
- 56
- Nearest national park
- Fort Washington Park (6 mi)
- Nearest airport
- Maryland Airport (6 mi)
- Nearest major airport
- Davison Army Air Field (DAA) (13 mi)
- Hospitals nearby (~15 mi)
- 11
- Avg hospital rating
- 3.1 / 5
- Solar radiation rating
- Fair (4.2 kWh/m²/day)
Migration
- Net migration
- +324 tax filers
Housing stock
- Median year housing built
- 1,997
- Median annual property tax
- $4,532
- Mean commute to work
- 33 min
- Households with broadband internet
- 83.1%
Employment & development
- Total county employment
- 29,859
- Average weekly wage
- $970
- Top industries (by employment)
- Accommodation & Food, Health Care, Construction
- Annual residential building permits (county)
- 1,026
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 →