All Countries
Streamwood, IL
Full City Profile · Illinois · McHenry County County
3.5
/5.0
B+
Good
39,055
Population
5,001/sq mi density
$101,049
Median Income
$37,898 per capita
$258,300
Home Value
$316,351 Zillow
$1,849
Median Rent
29.9% income on rent
50°F
Avg Temperature
260 sunny days/yr
152
Violent Crime/100K
1,050 property/100K
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.8 / 5.0
$101,049 median income, 2.8% unemployment
A+
Affordability
5.0 / 5.0
$258,300 home value, $1,849/mo rent
F
Safety
1.0 / 5.0
152 violent crimes/100K
B
Education
3.3 / 5.0
29.1% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
-5.5%
40,328 → 38,108
over 10 years
Annual Pop. Growth
-0.56%
Compound annual growth rate
Median Income Change
+37.7%
$73,377 → $101,049
nominal, not inflation-adjusted
Annual Income Growth
+3.25%
Compound annual growth rate
Population Over Time
Total population for Streamwood 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
36,639
-1,469 from 2023 (38,108)
Projected Median Income 2030
$126,404
+$25,355 from 2023 ($101,049)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 40,328 | — | $73,377 | — |
| 2015 | 40,500 | +0.4% | $74,854 | +2% |
| 2017 | 39,891 | -1.5% | $80,152 | +7.1% |
| 2019 | 39,194 | -1.7% | $80,651 | +0.6% |
| 2021 | 38,651 | -1.4% | $88,824 | +10.1% |
| 2023 | 38,108 | -1.4% | $101,049 | +13.8% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.