IL area data
Mason, IL
Mason, IL.
Population: 1,609 (Census ACS)
Home values & appreciation
- Median home value
- $198,881
- 1-year appreciation
- +4.0%
- 3-year appreciation
- -0.7%
- 5-year appreciation
- +12.7%
- All-time peak (2022-06)
- $201,323
- House Price Index
- 325.3 (+6.1% YoY)
Market activity
- Median sale price
- $321,000
- Median list price
- $396,950
- Median days on market
- 158 days
- Sale-to-list ratio
- 94.8%
- Active listings
- 3
- 1-year forecast
- +1.7%
Rents
- 2-bedroom fair-market rent (HUD reference)
- $1,220/mo
- 3BR fair-market rent
- $1,586/mo
Affordability
- Cost of living index (Average)
- 97.3 (100 = US avg)
- Electricity rate (state-level)
- 17.7¢/kWh
- Natural gas rate (state-level)
- $11.30/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Natural hazards & flood risk
- Overall hazard risk
- Relatively Low
- Top hazards
- drought, strongWind, winterWeather
- FEMA flood zone
- X
- Flood risk level
- Minimal
Climate (30-year normals)
- Average annual temperature
- 79.0°F
- Average high
- 80.0°F
- Average low
- 78.0°F
- Annual precipitation
- 48.3 in
Air quality
- Air quality rating
- Good
- Median AQI (annual)
- 44
- Days with Good air quality
- 182
Walkability & transit
- Walkability index
- 3.8 / 20
- Transit service frequency
- -99,999
Amenities
- Nearest airport
- Percival Springs Airport (6 mi)
- Hospitals nearby (~15 mi)
- 339
- Avg hospital rating
- 3.0 / 5
- Solar radiation rating
- Fair (4.2 kWh/m²/day)
Migration
- Net migration
- -14 tax filers
Housing stock
- Median year housing built
- 1,988
- Median annual property tax
- $2,092
- Mean commute to work
- 19 min
- Households with broadband internet
- 55.7%
Employment & development
- Total county employment
- 21,409
- Average weekly wage
- $958
- Top industries (by employment)
- Health Care, Accommodation & Food, Wholesale Trade
- Annual residential building permits (county)
- 30
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 →