All Countries
Wilmington, IL
Full City Profile · Illinois · Greene County County
3.2
/5.0
B
Good
5,507
Population
6,971/sq mi density
$63,514
Median Income
$35,910 per capita
$216,400
Home Value
$264,789 Zillow
$897
Median Rent
25.9% income on rent
53°F
Avg Temperature
302 sunny days/yr
123
Violent Crime/100K
841 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.2 / 5.0
$63,514 median income, 2.6% unemployment
A+
Affordability
4.8 / 5.0
$216,400 home value, $897/mo rent
F
Safety
1.0 / 5.0
123 violent crimes/100K
C+
Education
2.8 / 5.0
21.9% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
-37.9%
140 → 87
over 10 years
Annual Pop. Growth
-4.65%
Compound annual growth rate
Median Income Change
+47.9%
$48,750 → $72,083
nominal, not inflation-adjusted
Annual Income Growth
+3.99%
Compound annual growth rate
Population Over Time
Total population for Wilmington 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
62
-25 from 2023 (87)
Projected Median Income 2030
$94,792
+$22,709 from 2023 ($72,083)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 140 | — | $48,750 | — |
| 2015 | 136 | -2.9% | $35,625 | -26.9% |
| 2017 | 133 | -2.2% | $47,750 | +34% |
| 2019 | 131 | -1.5% | $48,438 | +1.4% |
| 2021 | 89 | -32.1% | — | — |
| 2023 | 87 | -2.2% | $72,083 | — |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.