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Mount Prospect, IL
Full City Profile · Illinois · Lake County County
3.9
/5.0
B+
Good
55,648
Population
5,191/sq mi density
$103,911
Median Income
$48,113 per capita
$377,000
Home Value
$420,998 Zillow
$1,454
Median Rent
29.1% income on rent
51°F
Avg Temperature
260 sunny days/yr
54
Violent Crime/100K
858 property/100K
B+
Overall
3.9 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.9 / 5.0
$103,911 median income, 2.4% unemployment
A+
Affordability
4.6 / 5.0
$377,000 home value, $1,454/mo rent
F
Safety
1.0 / 5.0
54 violent crimes/100K
A+
Education
4.9 / 5.0
48.6% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
-1.5%
55,595 → 54,748
over 10 years
Annual Pop. Growth
-0.15%
Compound annual growth rate
Median Income Change
+50.4%
$69,067 → $103,911
nominal, not inflation-adjusted
Annual Income Growth
+4.17%
Compound annual growth rate
Population Over Time
Total population for Mount Prospect 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
54,176
-572 from 2023 (54,748)
Projected Median Income 2030
$138,312
+$34,401 from 2023 ($103,911)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 55,595 | — | $69,067 | — |
| 2015 | 55,518 | -0.1% | $69,520 | +0.7% |
| 2017 | 54,656 | -1.6% | $71,925 | +3.5% |
| 2019 | 53,659 | -1.8% | $79,733 | +10.9% |
| 2021 | 55,541 | +3.5% | $92,477 | +16% |
| 2023 | 54,748 | -1.4% | $103,911 | +12.4% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.