US Census Data

Middlesex County vs Suffolk County

A side-by-side comparison of Middlesex County and Suffolk County: population, income, housing, and more.

Middlesex County and Suffolk County are counties in Massachusetts. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Middlesex County has the higher population (1,622,896 vs 782,172 in Suffolk County). Middlesex County has the higher median household income ($126,779 vs $92,859 in Suffolk County). Middlesex County has the higher median home value ($687,200 vs $680,700 in Suffolk County).

Population, income & housing

Middlesex CountySuffolk County
Population1,622,896782,172
Median age38.9 yrs33.8 yrs
Median household income$126,779$92,859
Median home value$687,200$680,700
Median gross rent$2,126$2,069
Housing units660,814353,930
Homeownership rate61.6%36.6%
Bachelor's degree or higher59.0%49.9%
Unemployment rate4.2%6.2%

Trends (ACS 5-year, 2019–2023)

Middlesex CountySuffolk County
Population1,600,842 → 1,622,896 (+1.4%)796,605 → 782,172 (-1.8%)
Median household income$102,603 → $126,779 (+23.6%)$69,669 → $92,859 (+33.3%)
Median home value$500,700 → $687,200 (+37.2%)$496,500 → $680,700 (+37.1%)
Median gross rent$1,636 → $2,126 (+30.0%)$1,590 → $2,069 (+30.1%)

Middlesex County

Population
1,600,8421,622,896
Median household income
$102,603$126,779
Median home value
$500,700$687,200
Median gross rent
$1,636$2,126

Suffolk County

Population
796,605782,172
Median household income
$69,669$92,859
Median home value
$496,500$680,700
Median gross rent
$1,590$2,069

Age & race/ethnicity

Age distribution (share)

Middlesex CountySuffolk County
Under 55.1%4.9%
5 to 1714.5%11.3%
18 to 249.6%13.4%
25 to 3415.1%22.5%
35 to 4413.8%13.6%
45 to 5412.8%10.7%
55 to 6413.1%10.7%
65 to 749.3%7.7%
75 and over6.7%5.3%

Race & ethnicity (share)

Middlesex CountySuffolk County
White (non-Hispanic)66.7%44.1%
Black or African American4.8%17.9%
American Indian & Alaska Native0.1%0.1%
Asian13.1%8.9%
Native Hawaiian & Pacific Islander0.0%0.1%
Some other race1.3%1.1%
Two or more races5.0%5.0%
Hispanic or Latino9.0%22.8%

Educational attainment (age 25+)

Share of adults 25+

Middlesex CountySuffolk County
No high school diploma6.6%12.4%
High school graduate17.5%20.5%
Some college or associate's17.0%17.2%
Bachelor's degree28.8%26.8%
Graduate or professional degree30.2%23.1%

Commute to work

How workers get to work (share)

Middlesex CountySuffolk County
Drove alone56.0%36.6%
Carpooled6.4%6.2%
Public transit8.0%23.6%
Walked4.2%12.3%
Bicycle1.6%1.9%
Worked from home22.2%17.5%
Other means1.6%1.9%

Housing

Units in structure (share)

Middlesex CountySuffolk County
1-unit, detached46.9%13.5%
1-unit, attached6.9%6.1%
2 to 4 units20.6%35.9%
5 to 19 units9.7%17.6%
20 or more units15.3%26.6%
Mobile home & other0.4%0.3%

Poverty & households

Middlesex CountySuffolk County
Poverty rate7.5%16.5%
Average household size2.482.29
Mean commute (minutes)3031
Median year structure built19611948

Full profiles

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