South Lancaster

County:: Worcester County
County Seat:: No
Area (mi²):: 1.326
State:: Massachusetts

South Lancaster is a CDP located in Worcester County, Massachusetts. South Lancaster has a 2025 population of 1,579. South Lancaster is currently declining at a rate of -1.31% annually but its population has increased by 0.25% since the most recent census, which recorded a population of 1,575 in 2020.

The average household income in South Lancaster is $109,381 with a poverty rate of 4.07%.The median age in South Lancaster is 38.9 years: 34.9 years for males, and 42.9 years for females.

Demographics

The racial composition of South Lancaster includes 88.2% White, and smaller percentages for Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	1,756	88.2%
Two or more races	218	10.95%
Black or African American	17	0.85%

South Lancaster Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

South Lancaster's average per capita income is $65,188. Household income levels show a median of $104,745. The poverty rate stands at 4.07%.

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	$126,354	-
Households	$104,745	$109,381
Non Families	$95,000	$97,058
Families	$94,457	$112,487

$65,188

Average Income

$104,745

Median Household Income

4.07%

Poverty Rate