Naugatuck Valley Planning Region, Connecticut Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 4th-largest in Connecticut
The population of Naugatuck Valley Planning Region, Connecticut is 452,303 as of the 2023 American Community Survey, making it the 4th-largest county in Connecticut. The median household income is $86,365, the median home value is $290,800, and the median age is 41.9.
The population of Naugatuck Valley Planning Region has grown 2.9% since 2020 (449,055 → 462,220), a +0.73% annualized rate.
Naugatuck Valley Planning Region, CT
452,303
Population
+0.73%
Annual growth
1096
People / sq mi
$86,365
Median Income
$290,800
Median Home Value
Naugatuck Valley Planning Region covers 413 sq mi of land at 1095.7 people per square mile.
About Naugatuck Valley Planning Region, CT
Naugatuck Valley Planning Region is a county in Connecticut with a population of 452,303. It ranks #4 among counties in Connecticut by population. The median age is 41.9, older than the national median. The population is 48.9% male and 51.1% female.
The median household income in Naugatuck Valley Planning Region is $86,365, above the US median of $74,580. 7.4% of residents live below the federal poverty level. Home values sit at a median of $290,800, with monthly rent averaging $1,288. The homeownership rate of 67.6% is higher than the national rate of 64.8%.
Educational attainment in Naugatuck Valley Planning Region reflects 33.8% of adults 25 and older holding a bachelor's degree or higher, near the national average of 34.3%. Roughly 11.4% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 28.4 minutes each way.
Naugatuck Valley Planning Region Population History (2020-2024)
The county of Naugatuck Valley Planning Region had a population of 449,055 in 2020 and 462,220 in 2024, a 2.9% growth over 4 years. The peak was 462,220 in 2024. Average annual growth rate: 0.73%.
462,220
Population (2024)
449,055
Population (2020)
462,220
Peak (2024)
0.73%
Avg Annual Growth
| Year | Population |
|---|---|
| 2020 | 449,055 |
| 2021 | 452,095 |
| 2022 | 453,868 |
| 2023 | 457,609 |
| 2024 | 462,220 |
Race & Ethnicity
| White | 67.0% |
| Black or African American | 11.2% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.4% |
| Two or More Races | 0.0% |
Age & Sex
41.9
Median Age
51.1%
Female
48.9%
Male
18.7%
Age 65+
Age Distribution
Children (under 15): 16.6% · Seniors (65+): 18.7%
Income & Poverty
| Median household income | $86,365$-7,395 vs state |
| Mean household income | $113,511 |
| Per-capita income | $46,063 |
| Poverty rate | 7.4%+0.6% vs state |
| Unemployment rate | 4.0% |
| Employment-to-population | 61.5% |
Top Industries by Employment
The largest employment sector in Naugatuck Valley Planning Region is professional & business services, accounting for 28.1% of workers.
How residents commute
1.5%
Drive alone
1.6%
Carpool
75.4%
Public transit
11.4%
Work from home
28.4 min
Avg commute
Housing
$290,800$-52,400 vs state
Median home value
$1,288
Median rent
67.6%
Homeownership rate
191,984
Total housing units
92.9%
Occupied
7.1%
Vacant
32.4%
Renter-occupied
Social & access
95.5%
With health insurance
93.6%
With broadband internet
20.3%
Foreign-born
5.1%
Veterans (18+)
14.0%
With a disability
77.4%
Speak language other than English at home
Education
90.3%
High School+
33.8%
Bachelor's+
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Common questions about Naugatuck Valley Planning Region, CT
Frequently Asked Questions
Naugatuck Valley Planning Region, Connecticut has a population of 452,303 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 4th-largest county in Connecticut. Population density is 1096 people per square mile.
The population of Naugatuck Valley Planning Region has grown 2.9% since 2020 (449,055 → 462,220), a +0.73% annualized rate.
The median household income in Naugatuck Valley Planning Region, Connecticut is $86,365, with mean (average) household income of $113,511 and per-capita income of $46,063. 7.4% of residents live below the federal poverty level.
In Naugatuck Valley Planning Region, the largest racial and ethnic groups are White (67.0%), Black or African American (11.2%), Hispanic or Latino (1.4%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Naugatuck Valley Planning Region, Connecticut is 41.9 years. Residents are 51.1% female and 48.9% male.
The median home value in Naugatuck Valley Planning Region is $290,800 and median monthly rent is $1,288. 67.6% of occupied housing units are owner-occupied. The county has 191,984 total housing units, 7.1% of which are vacant.
The largest employment sector in Naugatuck Valley Planning Region, Connecticut is professional, scientific, and management services, employing 28.1% of workers. The unemployment rate is 4.0%.
Bridgeport is among the largest cities associated with Naugatuck Valley Planning Region, Connecticut, with a population of 148,012.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.