Plymouth County, MA — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
531,889
Male
260,181
48.9%
Female
271,708
51.1%
Median Age
42.9 yrs
Avg Household Size
2.6
Foreign Born
10.8%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher29.1%
High School or Higher47.9%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
4.8%
Disability
0.0%
Non-English Home
4.8%
Married
44.2%
Plymouth County, MA has a population of 531,889 according to 2023 Census Bureau estimates. The median age is 42.9 years. The largest racial or ethnic group is White at 78.0% of the population. 29.1% of residents hold a bachelor's degree or higher. 10.8% of residents are foreign-born.