Middlesex County, MA — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
1,622,896
Male
800,913
49.4%
Female
821,983
50.6%
Median Age
38.9 yrs
Avg Household Size
2.5
Foreign Born
22.6%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher41.8%
High School or Higher54.1%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
2.8%
Disability
0.0%
Non-English Home
4.7%
Married
42.9%
Middlesex County, MA has a population of 1,622,896 according to 2023 Census Bureau estimates. The median age is 38.9 years. The largest racial or ethnic group is White at 69.0% of the population. 41.8% of residents hold a bachelor's degree or higher. 22.6% of residents are foreign-born.