IL area data
Olney, IL
Olney, IL.
Population: 12,327 (Census ACS)
Home values & appreciation
- Median home value
- $140,471
- 1-year appreciation
- +11.3%
- 3-year appreciation
- +10.7%
- 5-year appreciation
- +20.1%
- 10-year appreciation
- +50.0%
- All-time peak (2026-04)
- $140,645
- House Price Index
- 325.3 (+6.1% YoY)
Market activity
- New listings (monthly)
- 12
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
- 3
- Elementary schools
- 1
- Middle schools
- 1
- High schools
- 1
Natural hazards & flood risk
- Overall hazard risk
- Relatively Low
- Top hazards
- drought, strongWind
Climate (30-year normals)
- Average annual temperature
- 55.0°F
- Average high
- 65.0°F
- Average low
- 44.0°F
- Annual precipitation
- 49.9 in
- Annual snowfall
- 11.2 in
Amenities
- National parks within ~60 mi
- 1
- Nearest national park
- George Rogers Clark National Historical Park (30 mi)
- Nearest airport
- Olney Noble Airport (OLY) (5 mi)
- Hospitals nearby (~15 mi)
- 1
- Solar radiation rating
- Fair (4.2 kWh/m²/day)
Migration
- Net migration
- +6 tax filers
Housing stock
- Median year housing built
- 1,972
- Median annual property tax
- $1,933
- Mean commute to work
- 17 min
- Households with broadband internet
- 61.3%
Employment & development
- Total county employment
- 4,966
- Average weekly wage
- $901
- Top industries (by employment)
- Health Care, Accommodation & Food, Finance & Insurance
- Annual residential building permits (county)
- 7
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 →