US Census Data

ZIP 02121 vs ZIP 02122

A side-by-side comparison of ZIP Code 02121 and ZIP Code 02122: population, income, housing, and more.

ZIP 02121 and ZIP 02122 are ZIP Code areas in Massachusetts. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 02121 has the higher population (28,298 vs 23,471 in ZIP 02122). ZIP 02122 has the higher median household income ($82,945 vs $38,565 in ZIP 02121). ZIP 02122 has the higher median home value ($656,400 vs $548,100 in ZIP 02121).

Population, income & housing

ZIP 02121ZIP 02122
Population28,29823,471
Median age34.2 yrs36.6 yrs
Median household income$38,565$82,945
Median home value$548,100$656,400
Median gross rent$1,316$2,052
Housing units11,38410,039
Homeownership rate23.1%43.7%
Bachelor's degree or higher20.5%37.5%
Unemployment rate9.6%8.0%

Trends (ACS 5-year, 2019–2023)

ZIP 02121ZIP 02122
Population30,159 → 28,298 (-6.2%)24,485 → 23,471 (-4.1%)
Median household income$32,500 → $38,565 (+18.7%)$60,313 → $82,945 (+37.5%)
Median home value$500,100 → $548,100 (+9.6%)$476,900 → $656,400 (+37.6%)
Median gross rent$982 → $1,316 (+34.0%)$1,448 → $2,052 (+41.7%)

ZIP 02121

Population
30,15928,298
Median household income
$32,500$38,565
Median home value
$500,100$548,100
Median gross rent
$982$1,316

ZIP 02122

Population
24,48523,471
Median household income
$60,313$82,945
Median home value
$476,900$656,400
Median gross rent
$1,448$2,052

Age & race/ethnicity

Age distribution (share)

ZIP 02121ZIP 02122
Under 57.3%5.4%
5 to 1719.8%13.4%
18 to 2410.6%7.9%
25 to 3413.1%19.2%
35 to 4413.2%18.2%
45 to 5410.6%11.9%
55 to 6413.0%10.5%
65 to 748.4%9.0%
75 and over4.0%4.5%

Race & ethnicity (share)

ZIP 02121ZIP 02122
White (non-Hispanic)7.1%34.6%
Black or African American45.0%25.7%
American Indian & Alaska Native0.1%0.3%
Asian1.4%13.7%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race1.8%1.9%
Two or more races6.7%10.0%
Hispanic or Latino38.0%13.8%

Educational attainment (age 25+)

Share of adults 25+

ZIP 02121ZIP 02122
No high school diploma24.5%19.2%
High school graduate30.9%24.6%
Some college or associate's24.0%18.6%
Bachelor's degree13.4%22.2%
Graduate or professional degree7.2%15.4%

Commute to work

How workers get to work (share)

ZIP 02121ZIP 02122
Drove alone39.9%49.9%
Carpooled11.0%9.1%
Public transit34.6%23.5%
Walked3.6%3.6%
Bicycle1.4%0.5%
Worked from home5.8%10.1%
Other means3.8%3.3%

Housing

Units in structure (share)

ZIP 02121ZIP 02122
1-unit, detached7.9%13.6%
1-unit, attached6.1%5.1%
2 to 4 units52.2%66.1%
5 to 19 units27.8%7.9%
20 or more units6.0%6.9%
Mobile home & other0.0%0.3%

Poverty & households

ZIP 02121ZIP 02122
Poverty rate26.5%14.7%
Average household size2.712.52
Mean commute (minutes)3533
Median year structure built19501938

Full profiles

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