Collinsville CDP, Connecticut Demographics & Population 2026

Population Overview

Collinsville CDP is a small community located in Connecticut. The total population is 4,001. It ranks as the 75th most populous out of 215 cities and towns in Connecticut.

Age Demographics

The median age in Collinsville CDP is 46.1 years. This is 12% higher than the state median of 41.2 years. 11.7% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Collinsville CDP is $104,808. This is 12% higher than the state median of $93,760. Compared to the national median of $78,538, household income here is 33% higher. The poverty rate stands at 6.6%. This is 34% lower than the state poverty rate of 10.0%. The unemployment rate is 2.5%. This is 56% lower than the state rate of 5.7%. The median home value is $376,800. Housing costs are 10% higher than the state median of $343,200. The home-value-to-income ratio is 3.6x. 75.9% of occupied housing units are owner-occupied. This homeownership rate is 15% higher than the state average of 66.2%.

Race & Ethnicity

Collinsville CDP has a predominantly White (non-Hispanic) population, comprising 88.1% of all residents. Black or African American residents account for 1.9%. The Black or African American population (1.9%) is well below the state average of 9.9%. The Hispanic or Latino population (1.6%) is well below the state average of 17.8%.

Education

64.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 53% higher than the state rate of 41.9%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 99.5%. Notably, 33.8% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Collinsville CDP, Connecticut is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Connecticut state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 215 Census-designated places in Connecticut. For official data, visit data.census.gov.