Collinsville

County:
County Seat:: No
Area (mi²):: 3.134
State:: Connecticut

Collinsville is a CDP located in . Collinsville has a 2025 population of 3,751. Collinsville is currently declining at a rate of 0% annually and its population has increased by 0.59% since the most recent census, which recorded a population of 3,729 in 2020.

The average household income in Collinsville is $180,684 with a poverty rate of 6.62%.The median age in Collinsville is 46.1 years: 41.1 years for males, and 50.3 years for females.

Demographics

The racial composition of Collinsville includes 88.13% White, and smaller percentages for Black or African American, other race, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	3,526	88.13%
Two or more races	323	8.07%
Black or African American	77	1.92%
Other race	57	1.42%
Native American	18	0.45%

Collinsville Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Collinsville's average per capita income is $90,556. Household income levels show a median of $104,808. The poverty rate stands at 6.62%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$247,452	-
Families	$197,917	$278,023
Households	$104,808	$180,684
Non Families	$56,184	$63,091

$90,556

Average Income

$104,808

Median Household Income

6.62%

Poverty Rate