Rochester

County:: Plymouth County
County Seat:: No
Area (mi²):: 33.57
State:: Massachusetts

Rochester is located in Plymouth County, Massachusetts. Rochester has a 2025 population of 5,985. Rochester is currently growing at a rate of 0.96% annually and its population has increased by 4.58% since the most recent census, which recorded a population of 5,723 in 2020.

The average household income in Rochester is $144,770 with a poverty rate of 5.24%.The median age in Rochester is 42.9 years: 42.6 years for males, and 43.1 years for females.

Demographics

The racial composition of Rochester includes 90.68% White, 4.14% other race, and smaller percentages for Black or African American, Asian and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	5,232	90.68%
Two or more races	280	4.85%
Other race	239	4.14%
Black or African American	18	0.31%
Asian	1	0.02%

Rochester Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Rochester's average per capita income is $63,035. Household income levels show a median of $119,239. The poverty rate stands at 5.24%.

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	$141,310	-
Families	$129,152	$159,953
Households	$119,239	$144,770
Non Families	$82,750	$95,005

$63,035

Average Income

$119,239

Median Household Income

5.24%

Poverty Rate