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IL area data

Smithboro, IL

Smithboro, IL.

Population: 686 (Census ACS)

Home values & appreciation

Median home value
$162,634
1-year appreciation
+14.2%
3-year appreciation
+15.7%
5-year appreciation
+16.5%
All-time peak (2026-07)
$162,634
House Price Index
325.3 (+6.1% YoY)

Market activity

Median sale price
$278,000
Median days on market
162 days
Sale-to-list ratio
104.9%
1-year forecast
+1.1%

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
Very Low

Climate (30-year normals)

Average annual temperature
56.0°F
Average high
66.0°F
Average low
46.0°F
Annual precipitation
47.2 in

Amenities

National parks within ~60 mi
1
Nearest national park
Gateway Arch National Park (51 mi)
Nearest airport
Greenville Airport (GRE) (5 mi)
Nearest major airport
Scott AFB/Midamerica Airport (BLV) (37 mi)
Hospitals nearby (~15 mi)
1,090
Avg hospital rating
3.1 / 5
Solar radiation rating
Fair (4.2 kWh/m²/day)

Migration

Net migration
-25 tax filers

Housing stock

Median year housing built
1,966
Median annual property tax
$2,089
Households with broadband internet
23.2%

Employment & development

Total county employment
3,519
Average weekly wage
$884
Top industries (by employment)
Wholesale Trade, Finance & Insurance, Construction
Annual residential building permits (county)
33

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 →

Data compiled by REAIGENT7 — AI listing platform for real estate agents