IL area data
Dennison, IL
Dennison, IL.
Population: 546 (Census ACS)
Home values & appreciation
- House Price Index
- 325.3 (+6.1% YoY)
Affordability
- Cost of living index (Above Average)
- 100.0 (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
- Very Low
- Top hazards
- drought
Climate (30-year normals)
- Annual precipitation
- 48.8 in
Air quality
- Air quality rating
- Good
- Median AQI (annual)
- 36
- Days with Good air quality
- 332
Amenities
- National parks within ~60 mi
- 1
- Nearest national park
- George Rogers Clark National Historical Park (51 mi)
- Nearest airport
- Kibler Airport (5 mi)
- Nearest major airport
- Terre Haute Regional Airport, Hulman Field (HUF) (14 mi)
- Hospitals nearby (~15 mi)
- 11
- Avg hospital rating
- 3.4 / 5
- EV charging stations (within 10 mi)
- 16
- Solar radiation rating
- Fair (4.1 kWh/m²/day)
Housing stock
- Median year housing built
- 1,986
- Median annual property tax
- $2,128
- Households with broadband internet
- 10.4%
Employment & development
- Total county employment
- 3,620
- Average weekly wage
- $884
- Top industries (by employment)
- Health Care, Construction, Finance & Insurance
- Annual residential building permits (county)
- 12
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 →