All Countries
Derby, CT
Full City Profile · Connecticut · Greater Bridgeport Planning Region County
3.4
/5.0
B
Good
12,359
Population
2,442/sq mi density
$76,263
Median Income
$45,781 per capita
$242,300
Home Value
$332,106 Zillow
$1,453
Median Rent
36.8% income on rent
50°F
Avg Temperature
271 sunny days/yr
192
Violent Crime/100K
1,925 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.2 / 5.0
$76,263 median income, 4.4% unemployment
A+
Affordability
4.9 / 5.0
$242,300 home value, $1,453/mo rent
F
Safety
1.0 / 5.0
192 violent crimes/100K
B+
Education
3.7 / 5.0
33.2% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
-2.8%
12,808 → 12,447
over 10 years
Annual Pop. Growth
-0.29%
Compound annual growth rate
Median Income Change
+43.6%
$53,098 → $76,263
nominal, not inflation-adjusted
Annual Income Growth
+3.69%
Compound annual growth rate
Population Over Time
Total population for Derby 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
12,197
-250 from 2023 (12,447)
Projected Median Income 2030
$98,282
+$22,019 from 2023 ($76,263)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 12,808 | — | $53,098 | — |
| 2015 | 12,610 | -1.5% | $51,596 | -2.8% |
| 2017 | 12,519 | -0.7% | $57,432 | +11.3% |
| 2019 | 12,326 | -1.5% | $56,357 | -1.9% |
| 2021 | 12,274 | -0.4% | $64,494 | +14.4% |
| 2023 | 12,447 | +1.4% | $76,263 | +18.2% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.