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Andover, IL
Full City Profile · Illinois · Henry County County
3.2
/5.0
B
Good
425
Population
429/sq mi density
$68,281
Median Income
$33,666 per capita
$139,600
Home Value
$129,710 Zillow
$906
Median Rent
18.7% income on rent
51°F
Avg Temperature
275 sunny days/yr
141
Violent Crime/100K
565 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$68,281 median income, 2.2% unemployment
A+
Affordability
5.0 / 5.0
$139,600 home value, $906/mo rent
F
Safety
1.0 / 5.0
141 violent crimes/100K
C+
Education
2.6 / 5.0
20.3% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
-6.2%
577 → 541
over 10 years
Annual Pop. Growth
-0.64%
Compound annual growth rate
Median Income Change
+21.4%
$56,250 → $68,281
nominal, not inflation-adjusted
Annual Income Growth
+1.96%
Compound annual growth rate
Population Over Time
Total population for Andover 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
517
-24 from 2023 (541)
Projected Median Income 2030
$78,218
+$9,937 from 2023 ($68,281)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 577 | — | $56,250 | — |
| 2015 | 575 | -0.3% | $55,536 | -1.3% |
| 2017 | 573 | -0.3% | $63,472 | +14.3% |
| 2019 | 572 | -0.2% | $54,722 | -13.8% |
| 2021 | 549 | -4% | $58,295 | +6.5% |
| 2023 | 541 | -1.5% | $68,281 | +17.1% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.