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Rock Island Arsenal, IL
Full City Profile · Illinois · Rock Island County County
2.2
/5.0
C
Fair
372
Population
237/sq mi density
$53,472
Median Income
$16,543 per capita
$1,408
Median Rent
31.8% income on rent
50°F
Avg Temperature
275 sunny days/yr
363
Violent Crime/100K
3,364 property/100K
C
Overall
2.2 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.9 / 5.0
$53,472 median income, 18.6% unemployment
B
Affordability
3.5 / 5.0
F
Safety
1.0 / 5.0
363 violent crimes/100K
D
Education
1.6 / 5.0
7.0% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
+179.7%
133 → 372
over 10 years
Annual Pop. Growth
+10.83%
Compound annual growth rate
Median Income Change
-17.9%
$65,104 → $53,472
nominal, not inflation-adjusted
Annual Income Growth
-1.95%
Compound annual growth rate
Population Over Time
Total population for Rock Island Arsenal 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
764
+392 from 2023 (372)
Projected Median Income 2030
$46,586
$-6,886 from 2023 ($53,472)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 133 | — | $65,104 | — |
| 2015 | 131 | -1.5% | $57,321 | -12% |
| 2017 | 52 | -60.3% | — | — |
| 2021 | 331 | +536.5% | — | — |
| 2023 | 372 | +12.4% | $53,472 | — |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.