Millis

County:: Norfolk County
County Seat:: No
Area (mi²):: 12.033
State:: Massachusetts

Millis is located in Norfolk County, Massachusetts. Millis has a 2025 population of 9,378. Millis is currently growing at a rate of 1.96% annually and its population has increased by 10.3% since the most recent census, which recorded a population of 8,502 in 2020.

The average household income in Millis is $164,971 with a poverty rate of 4.88%.The median age in Millis is 47.3 years: 44.7 years for males, and 50 years for females.

Demographics

The racial composition of Millis includes 86.95% White, 3.98% Asian, and smaller percentages for Black or African American, other race, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	7,564	86.95%
Two or more races	552	6.35%
Asian	346	3.98%
Black or African American	116	1.33%
Other race	108	1.24%
Native Hawaiian or Pacific Islander	13	0.15%

Millis Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Millis' average per capita income is $80,106. Household income levels show a median of $149,021. The poverty rate stands at 4.88%.

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	$188,611	-
Families	$176,313	$197,853
Households	$149,021	$164,971
Non Families	$70,017	$76,976

$80,106

Average Income

$149,021

Median Household Income

4.88%

Poverty Rate