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Mascoutah, IL
Full City Profile · Illinois · St. Clair County County
3.6
/5.0
B+
Good
8,743
Population
907/sq mi density
$93,902
Median Income
$38,064 per capita
$226,300
Home Value
$259,603 Zillow
$1,235
Median Rent
27.5% income on rent
58°F
Avg Temperature
293 sunny days/yr
25
Violent Crime/100K
593 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.8 / 5.0
$93,902 median income, 2.7% unemployment
A+
Affordability
5.0 / 5.0
$226,300 home value, $1,235/mo rent
F
Safety
1.0 / 5.0
25 violent crimes/100K
B
Education
3.4 / 5.0
30.0% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
+12.4%
7,994 → 8,988
over 10 years
Annual Pop. Growth
+1.18%
Compound annual growth rate
Median Income Change
+37.2%
$68,458 → $93,902
nominal, not inflation-adjusted
Annual Income Growth
+3.21%
Compound annual growth rate
Population Over Time
Total population for Mascoutah 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
9,757
+769 from 2023 (8,988)
Projected Median Income 2030
$117,146
+$23,244 from 2023 ($93,902)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 7,994 | — | $68,458 | — |
| 2015 | 8,105 | +1.4% | $70,366 | +2.8% |
| 2017 | 8,129 | +0.3% | $75,323 | +7% |
| 2019 | 8,108 | -0.3% | $78,468 | +4.2% |
| 2021 | 8,676 | +7% | $79,189 | +0.9% |
| 2023 | 8,988 | +3.6% | $93,902 | +18.6% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.