ZIP 02121 vs ZIP 02131
A side-by-side comparison of ZIP Code 02121 and ZIP Code 02131: population, income, housing, and more.
ZIP 02121 and ZIP 02131 are ZIP Code areas in Massachusetts. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 02131 has the higher population (31,564 vs 28,298 in ZIP 02121). ZIP 02131 has the higher median household income ($109,237 vs $38,565 in ZIP 02121). ZIP 02131 has the higher median home value ($634,200 vs $548,100 in ZIP 02121).
Population, income & housing
| ZIP 02121 | ZIP 02131 | |
|---|---|---|
| Population | 28,298 | 31,564 |
| Median age | 34.2 yrs | 38.1 yrs |
| Median household income | $38,565 | $109,237 |
| Median home value | $548,100 | $634,200 |
| Median gross rent | $1,316 | $1,999 |
| Housing units | 11,384 | 13,264 |
| Homeownership rate | 23.1% | 57.0% |
| Bachelor's degree or higher | 20.5% | 51.9% |
| Unemployment rate | 9.6% | 5.3% |
Trends (ACS 5-year, 2019–2023)
| ZIP 02121 | ZIP 02131 | |
|---|---|---|
| Population | 30,159 → 28,298 (-6.2%) | 34,419 → 31,564 (-8.3%) |
| Median household income | $32,500 → $38,565 (+18.7%) | $80,578 → $109,237 (+35.6%) |
| Median home value | $500,100 → $548,100 (+9.6%) | $466,300 → $634,200 (+36.0%) |
| Median gross rent | $982 → $1,316 (+34.0%) | $1,538 → $1,999 (+30.0%) |
ZIP 02121
30,15928,298
$32,500$38,565
$500,100$548,100
$982$1,316
ZIP 02131
34,41931,564
$80,578$109,237
$466,300$634,200
$1,538$1,999
Age & race/ethnicity
Age distribution (share)
| ZIP 02121 | ZIP 02131 | |
|---|---|---|
| Under 5 | 7.3% | 6.9% |
| 5 to 17 | 19.8% | 12.9% |
| 18 to 24 | 10.6% | 5.4% |
| 25 to 34 | 13.1% | 16.6% |
| 35 to 44 | 13.2% | 17.9% |
| 45 to 54 | 10.6% | 12.4% |
| 55 to 64 | 13.0% | 13.3% |
| 65 to 74 | 8.4% | 8.8% |
| 75 and over | 4.0% | 5.7% |
Race & ethnicity (share)
| ZIP 02121 | ZIP 02131 | |
|---|---|---|
| White (non-Hispanic) | 7.1% | 50.1% |
| Black or African American | 45.0% | 21.5% |
| American Indian & Alaska Native | 0.1% | 0.0% |
| Asian | 1.4% | 2.9% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 1.8% | 1.4% |
| Two or more races | 6.7% | 4.2% |
| Hispanic or Latino | 38.0% | 19.9% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 02121 | ZIP 02131 | |
|---|---|---|
| No high school diploma | 24.5% | 10.7% |
| High school graduate | 30.9% | 19.9% |
| Some college or associate's | 24.0% | 17.4% |
| Bachelor's degree | 13.4% | 25.5% |
| Graduate or professional degree | 7.2% | 26.4% |
Commute to work
How workers get to work (share)
| ZIP 02121 | ZIP 02131 | |
|---|---|---|
| Drove alone | 39.9% | 49.8% |
| Carpooled | 11.0% | 5.5% |
| Public transit | 34.6% | 17.7% |
| Walked | 3.6% | 3.3% |
| Bicycle | 1.4% | 2.5% |
| Worked from home | 5.8% | 19.8% |
| Other means | 3.8% | 1.5% |
Housing
Units in structure (share)
| ZIP 02121 | ZIP 02131 | |
|---|---|---|
| 1-unit, detached | 7.9% | 33.9% |
| 1-unit, attached | 6.1% | 10.2% |
| 2 to 4 units | 52.2% | 38.2% |
| 5 to 19 units | 27.8% | 11.8% |
| 20 or more units | 6.0% | 5.9% |
| Mobile home & other | 0.0% | 0.0% |
Poverty & households
| ZIP 02121 | ZIP 02131 | |
|---|---|---|
| Poverty rate | 26.5% | 9.7% |
| Average household size | 2.71 | 2.50 |
| Mean commute (minutes) | 35 | 33 |
| Median year structure built | 1950 | 1938 |