Middlefield

County:: Lower CT River Valley Planning Region
County Seat:: No
Area (mi²):: 12.649
State:: Connecticut

Middlefield is located in Lower CT River Valley Planning Region, Connecticut. Middlefield has a 2025 population of 4,263. Middlefield is currently growing at a rate of 0.07% annually and its population has increased by 1.31% since the most recent census, which recorded a population of 4,208 in 2020.

The average household income in Middlefield is $145,995 with a poverty rate of 6.21%.The median age in Middlefield is 50.5 years: 49.9 years for males, and 51.2 years for females.

Demographics

The racial composition of Middlefield includes 87.87% White, 6.78% Asian, and smaller percentages for other race, Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	3,722	87.87%
Asian	287	6.78%
Two or more races	160	3.78%
Other race	41	0.97%
Black or African American	26	0.61%

Middlefield Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Middlefield's average per capita income is $70,971. Household income levels show a median of $113,750. The poverty rate stands at 6.21%.

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	$154,740	-
Families	$144,500	$179,931
Households	$113,750	$145,995
Non Families	$52,893	$68,630

$70,971

Average Income

$113,750

Median Household Income

6.21%

Poverty Rate