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Long Lake, IL
Full City Profile · Illinois · McHenry County County
3.0
/5.0
B
Good
3,219
Population
2,728/sq mi density
$100,824
Median Income
$32,881 per capita
$185,400
Home Value
$247,188 Zillow
$1,529
Median Rent
23.8% income on rent
49°F
Avg Temperature
260 sunny days/yr
475
Violent Crime/100K
1,023 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$100,824 median income, 12.1% unemployment
A+
Affordability
5.0 / 5.0
$185,400 home value, $1,529/mo rent
F
Safety
1.0 / 5.0
475 violent crimes/100K (25% above avg)
C
Education
2.3 / 5.0
16.5% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
+1.6%
3,169 → 3,219
over 10 years
Annual Pop. Growth
+0.16%
Compound annual growth rate
Median Income Change
+103.1%
$49,640 → $100,824
nominal, not inflation-adjusted
Annual Income Growth
+7.34%
Compound annual growth rate
Population Over Time
Total population for Long Lake 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
3,255
+36 from 2023 (3,219)
Projected Median Income 2030
$165,537
+$64,713 from 2023 ($100,824)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 3,169 | — | $49,640 | — |
| 2015 | 3,715 | +17.2% | $52,353 | +5.5% |
| 2017 | 3,136 | -15.6% | $61,143 | +16.8% |
| 2019 | 3,557 | +13.4% | $87,895 | +43.8% |
| 2021 | 2,941 | -17.3% | $76,632 | -12.8% |
| 2023 | 3,219 | +9.5% | $100,824 | +31.6% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.