All Countries
Summerfield, IL
Full City Profile · Illinois · St. Clair County County
2.9
/5.0
C+
Fair
358
Population
688/sq mi density
$58,661
Median Income
$36,187 per capita
$84,100
Home Value
$167,222 Zillow
$815
Median Rent
47.5% income on rent
58°F
Avg Temperature
293 sunny days/yr
38
Violent Crime/100K
502 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.3 / 5.0
$58,661 median income, 5.6% unemployment
A+
Affordability
5.0 / 5.0
$84,100 home value, $815/mo rent
F
Safety
1.0 / 5.0
38 violent crimes/100K
C
Education
2.2 / 5.0
15.4% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
-20.3%
418 → 333
over 10 years
Annual Pop. Growth
-2.25%
Compound annual growth rate
Median Income Change
+8.2%
$54,205 → $58,661
nominal, not inflation-adjusted
Annual Income Growth
+0.79%
Compound annual growth rate
Population Over Time
Total population for Summerfield 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
284
-49 from 2023 (333)
Projected Median Income 2030
$61,983
+$3,322 from 2023 ($58,661)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 418 | — | $54,205 | — |
| 2015 | 410 | -1.9% | $57,500 | +6.1% |
| 2017 | 403 | -1.7% | $44,333 | -22.9% |
| 2019 | 395 | -2% | $44,722 | +0.9% |
| 2021 | 339 | -14.2% | $44,125 | -1.3% |
| 2023 | 333 | -1.8% | $58,661 | +32.9% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.