All Countries
Smithton, IL
Full City Profile · Illinois · St. Clair County County
4.1
/5.0
A
Great
3,512
Population
779/sq mi density
$114,453
Median Income
$48,873 per capita
$251,600
Home Value
$299,940 Zillow
$857
Median Rent
51.0% income on rent
55°F
Avg Temperature
293 sunny days/yr
A
Overall
4.1 / 5.0
Strong
A+
Economy
5.0 / 5.0
$114,453 median income, 2.1% unemployment
A+
Affordability
5.0 / 5.0
$251,600 home value, $857/mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
A
Education
4.1 / 5.0
38.2% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
+3.3%
3,781 → 3,906
over 10 years
Annual Pop. Growth
+0.33%
Compound annual growth rate
Median Income Change
+66.8%
$68,625 → $114,453
nominal, not inflation-adjusted
Annual Income Growth
+5.25%
Compound annual growth rate
Population Over Time
Total population for Smithton across each available Census ACS release.
Median Household Income Over Time
Median household income reported by U.S. Census ACS. Values are nominal (not adjusted for inflation).
Projected 2030
Simple projections extrapolating the 2013–2023 compound annual growth rate forward. These are mathematical extensions of recent trends, not forecasts — real outcomes depend on migration, policy and economic shifts.
Projected Population 2030
3,997
+91 from 2023 (3,906)
Projected Median Income 2030
$163,750
+$49,297 from 2023 ($114,453)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 3,781 | — | $68,625 | — |
| 2015 | 3,785 | +0.1% | $84,702 | +23.4% |
| 2017 | 3,823 | +1% | $72,063 | -14.9% |
| 2019 | 3,817 | -0.2% | $78,073 | +8.3% |
| 2021 | 3,988 | +4.5% | $99,279 | +27.2% |
| 2023 | 3,906 | -2.1% | $114,453 | +15.3% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.