IL area data
Johnston city, IL
Johnston city, IL.
Population: 5,342 (Census ACS)
Home values & appreciation
- Median home value
- $109,410
- 1-year appreciation
- +0.4%
- 3-year appreciation
- +0.5%
- 5-year appreciation
- +9.7%
- 10-year appreciation
- +27.9%
- All-time peak (2026-02)
- $110,563
- House Price Index
- 325.3 (+6.1% YoY)
Market activity
- Median sale price
- $154,500
- Median list price
- $187,900
- Median days on market
- 45 days
- Sale-to-list ratio
- 99.0%
- Active listings
- 17
- 1-year forecast
- +0.6%
- New listings (monthly)
- 5
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%
Schools
- Total schools
- 4
- Elementary schools
- 1
- Middle schools
- 1
- High schools
- 2
Natural hazards & flood risk
- Overall hazard risk
- Relatively Moderate
- Top hazards
- strongWind, winterWeather, coldWave, earthquake, hail
- FEMA flood zone
- AE
- Flood risk level
- High
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
- Moderate
- Median AQI (annual)
- 53
- Days with Good air quality
- 155
- Days with Unhealthy air quality
- 3
Walkability & transit
- Walkability index
- 8.5 / 20
- Transit service frequency
- -99,999
Amenities
- Nearest airport
- Veterans Airport of Southern Illinois (MWA) (7 mi)
- Nearest major airport
- Veterans Airport of Southern Illinois (MWA) (7 mi)
- Hospitals nearby (~15 mi)
- 339
- Avg hospital rating
- 3.0 / 5
- Solar radiation rating
- Fair (4.2 kWh/m²/day)
Migration
- Net migration
- +93 tax filers
Housing stock
- Median year housing built
- 1,972
- Median annual property tax
- $2,113
- Mean commute to work
- 18 min
- Households with broadband internet
- 56.9%
Employment & development
- Total county employment
- 23,197
- Average weekly wage
- $926
- Top industries (by employment)
- Health Care, Accommodation & Food, Finance & Insurance
- Annual residential building permits (county)
- 35
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 →