Lexington

County:: Middlesex County
County Seat:: No
Area (mi²):: 16.433
State:: Massachusetts

Lexington is a CDP located in Middlesex County, Massachusetts. Lexington has a 2025 population of 34,928. Lexington is currently growing at a rate of 0.68% annually and its population has increased by 4.88% since the most recent census, which recorded a population of 33,304 in 2020.

The average household income in Lexington is $300,716 with a poverty rate of 4.28%.The median age in Lexington is 46.6 years: 47.3 years for males, and 46 years for females.

Demographics

The racial composition of Lexington includes 56.83% White, 32.93% Asian, and smaller percentages for Black or African American, other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	19,369	56.83%
Asian	11,225	32.93%
Two or more races	2,122	6.23%
Black or African American	712	2.09%
Other race	657	1.93%

Lexington Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Lexington's average per capita income is $142,065. Household income levels show a median of $219,402. The poverty rate stands at 4.28%.

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
Families	$250,001	$340,375
Married Families	$250,001	-
Households	$219,402	$300,716
Non Families	$83,875	$139,651

$142,065

Average Income

$219,402

Median Household Income

4.28%

Poverty Rate