IL area data
Decatur, IL
Aggregated across 3 ZIP codes in Decatur.
Population: 48,557 (Census ACS)
Home values & appreciation
- Median home value
- $108,157
- 1-year appreciation
- +5.6%
- 3-year appreciation
- +19.7%
- 5-year appreciation
- +28.4%
- 10-year appreciation
- +52.1%
- All-time peak (2026-04)
- $109,734
- House Price Index
- 325.3 (+6.1% YoY)
Market activity
- Median sale price
- $256,167
- Median list price
- $121,450
- Median days on market
- 180 days
- Sale-to-list ratio
- 92.0%
- Active listings
- 18
- 1-year forecast
- +0.8%
- Days to pending
- 42 days
- New listings (monthly)
- 75
Rents
- Typical rent
- $936/mo
- 1BR fair-market rent
- $975/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%
Schools
- Total schools
- 16
- Elementary schools
- 8
- Middle schools
- 0
- High schools
- 4
Natural hazards & flood risk
- Overall hazard risk
- Relatively Moderate
- Top hazards
- coldWave, strongWind, drought, hail, heatWave
- FEMA flood zone
- A07
- Flood risk level
- High
Climate (30-year normals)
- Average annual temperature
- 56.0°F
- Average high
- 65.0°F
- Average low
- 47.0°F
- Annual precipitation
- 35.5 in
- Annual snowfall
- 11.2 in
Air quality
- Air quality rating
- Moderate
- Median AQI (annual)
- 51
- Days with Good air quality
- 171
- Days with Unhealthy air quality
- 1
Walkability & transit
- Walkability index
- 10.4 / 20
- Transit service frequency
- -99,999
Amenities
- National parks within ~60 mi
- 6
- Nearest national park
- Springfield 1908 Race Riot National Monument (32 mi)
- Nearest airport
- Decatur Airport (DEC) (3 mi)
- Nearest major airport
- Decatur Airport (DEC) (3 mi)
- Hospitals nearby (~15 mi)
- 2
- Avg hospital rating
- 1.7 / 5
- EV charging stations (within 10 mi)
- 20
- Solar radiation rating
- Fair (4.1 kWh/m²/day)
Migration
- Net migration
- -355 tax filers
Housing stock
- Median year housing built
- 1,955
- Median annual property tax
- $2,523
- Mean commute to work
- 17 min
- Households with broadband internet
- 48.9%
Employment & development
- Total county employment
- 40,227
- Average weekly wage
- $1,331
- Top industries (by employment)
- Health Care, Accommodation & Food, Construction
- Annual residential building permits (county)
- 39
Area data compiled from public government, academic, and industry research feeds. Data sources →
ZIP codes in Decatur
Data last updated
Most recent source refresh: Aug 2026. See all data sources →