US Census Data

ZIP 01913 vs ZIP 01921

A side-by-side comparison of ZIP Code 01913 and ZIP Code 01921: population, income, housing, and more.

ZIP 01913 and ZIP 01921 are ZIP Code areas in Massachusetts. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 01913 has the higher population (17,277 vs 8,229 in ZIP 01921). ZIP 01921 has the higher median household income ($190,526 vs $100,599 in ZIP 01913). ZIP 01921 has the higher median home value ($874,900 vs $475,400 in ZIP 01913).

Population, income & housing

ZIP 01913ZIP 01921
Population17,2778,229
Median age44.2 yrs49.5 yrs
Median household income$100,599$190,526
Median home value$475,400$874,900
Median gross rent$1,573$736
Housing units7,8272,961
Homeownership rate68.3%94.5%
Bachelor's degree or higher42.5%69.2%
Unemployment rate3.9%3.1%

Trends (ACS 5-year, 2019–2023)

ZIP 01913ZIP 01921
Population17,434 → 17,277 (-0.9%)8,282 → 8,229 (-0.6%)
Median household income$82,468 → $100,599 (+22.0%)$184,007 → $190,526 (+3.5%)
Median home value$336,200 → $475,400 (+41.4%)$678,700 → $874,900 (+28.9%)
Median gross rent$1,195 → $1,573 (+31.6%)$870 → $736 (-15.4%)

ZIP 01913

Population
17,43417,277
Median household income
$82,468$100,599
Median home value
$336,200$475,400
Median gross rent
$1,195$1,573

ZIP 01921

Population
8,2828,229
Median household income
$184,007$190,526
Median home value
$678,700$874,900
Median gross rent
$870$736

Age & race/ethnicity

Age distribution (share)

ZIP 01913ZIP 01921
Under 54.9%3.8%
5 to 1714.1%20.2%
18 to 245.4%5.2%
25 to 3412.9%5.8%
35 to 4414.0%10.6%
45 to 5415.2%16.2%
55 to 6415.6%17.6%
65 to 7411.3%14.1%
75 and over6.7%6.5%

Race & ethnicity (share)

ZIP 01913ZIP 01921
White (non-Hispanic)86.5%91.0%
Black or African American3.3%0.4%
American Indian & Alaska Native0.0%0.0%
Asian1.1%1.0%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.2%0.7%
Two or more races5.1%4.3%
Hispanic or Latino3.8%2.6%

Educational attainment (age 25+)

Share of adults 25+

ZIP 01913ZIP 01921
No high school diploma4.7%2.2%
High school graduate22.3%11.8%
Some college or associate's30.5%16.9%
Bachelor's degree26.6%42.0%
Graduate or professional degree15.9%27.1%

Commute to work

How workers get to work (share)

ZIP 01913ZIP 01921
Drove alone74.1%68.3%
Carpooled6.3%3.7%
Public transit1.3%1.4%
Walked2.0%3.0%
Bicycle0.3%0.0%
Worked from home15.4%19.0%
Other means0.6%4.5%

Housing

Units in structure (share)

ZIP 01913ZIP 01921
1-unit, detached46.8%85.1%
1-unit, attached11.0%3.2%
2 to 4 units15.5%5.9%
5 to 19 units15.0%1.9%
20 or more units11.7%2.6%
Mobile home & other0.0%1.4%

Poverty & households

ZIP 01913ZIP 01921
Poverty rate7.0%2.2%
Average household size2.252.83
Mean commute (minutes)3134
Median year structure built19681977

Full profiles

2