All Countries
Franklin Grove, IL
Full City Profile · Illinois · Lee County County
3.1
/5.0
B
Good
1,086
Population
2,586/sq mi density
$60,833
Median Income
$30,081 per capita
$136,800
Home Value
$179,330 Zillow
$850
Median Rent
23.7% income on rent
48°F
Avg Temperature
275 sunny days/yr
102
Violent Crime/100K
410 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$60,833 median income, 0.7% unemployment
A+
Affordability
5.0 / 5.0
$136,800 home value, $850/mo rent
F
Safety
1.0 / 5.0
102 violent crimes/100K
C+
Education
2.5 / 5.0
19.1% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
-9.6%
972 → 879
over 10 years
Annual Pop. Growth
-1%
Compound annual growth rate
Median Income Change
+41.1%
$43,125 → $60,833
nominal, not inflation-adjusted
Annual Income Growth
+3.5%
Compound annual growth rate
Population Over Time
Total population for Franklin Grove 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
819
-60 from 2023 (879)
Projected Median Income 2030
$77,397
+$16,564 from 2023 ($60,833)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 972 | — | $43,125 | — |
| 2015 | 954 | -1.9% | $53,214 | +23.4% |
| 2017 | 949 | -0.5% | $46,875 | -11.9% |
| 2019 | 932 | -1.8% | $48,177 | +2.8% |
| 2021 | 898 | -3.6% | $50,302 | +4.4% |
| 2023 | 879 | -2.1% | $60,833 | +20.9% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.