Southeastern Connecticut Planning Region's 2026 population is estimated at 286,562, reflecting a 0.7% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Southeastern Connecticut Planning Region is the 6th largest county in Connecticut. The 2010 population was 0 and has grown since 2010.
Data after 2023 is projected based on recent change
Overall: 41.1 years
Female: 42.8 years
Male: 39.1 years
There are 225,847 adults, (54,676 of whom are seniors) in Southeastern Connecticut Planning Region.
Female: 139,875 (50%)
Male: 140,096 (50%)
The racial composition of Southeastern Connecticut Planning Region includes 74.07% White, 5.36% Black or African American, 5.23% other race, 3.83% Asian, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 207,385 | 74.07% |
| Two or more races | 30,412 | 10.86% |
| Black or African American | 14,996 | 5.36% |
| Other race | 14,635 | 5.23% |
| Asian | 10,721 | 3.83% |
| Native American | 1,791 | 0.64% |
| Native Hawaiian or Pacific Islander | 31 | 0.01% |
Southeastern Connecticut Planning Region 's average per capita income is $57,235. Household income levels show a median of $86,586. The poverty rate stands at 10.65%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $130,920 | $157,127 |
| Families | $108,228 | $133,133 |
| Households | $86,586 | $111,769 |
| Non Families | $54,197 | $71,236 |
Average Income
Median Household Income
Poverty Rate