All Countries
Belvidere, IL
Full City Profile · Illinois · Boone County County
2.9
/5.0
C+
Fair
24,510
Population
1,936/sq mi density
$62,462
Median Income
$32,181 per capita
$153,100
Home Value
$250,942 Zillow
$943
Median Rent
29.1% income on rent
48°F
Avg Temperature
260 sunny days/yr
255
Violent Crime/100K
1,026 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.6 / 5.0
$62,462 median income, 4.7% unemployment
A+
Affordability
5.0 / 5.0
$153,100 home value, $943/mo rent
F
Safety
1.0 / 5.0
255 violent crimes/100K
C
Education
2.1 / 5.0
13.2% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
-0.2%
25,349 → 25,309
over 10 years
Annual Pop. Growth
-0.02%
Compound annual growth rate
Median Income Change
+24.6%
$50,136 → $62,462
nominal, not inflation-adjusted
Annual Income Growth
+2.22%
Compound annual growth rate
Population Over Time
Total population for Belvidere 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
25,274
-35 from 2023 (25,309)
Projected Median Income 2030
$72,840
+$10,378 from 2023 ($62,462)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 25,349 | — | $50,136 | — |
| 2015 | 25,235 | -0.4% | $49,978 | -0.3% |
| 2017 | 25,167 | -0.3% | $51,021 | +2.1% |
| 2019 | 25,014 | -0.6% | $51,166 | +0.3% |
| 2021 | 25,134 | +0.5% | $57,507 | +12.4% |
| 2023 | 25,309 | +0.7% | $62,462 | +8.6% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.