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Cambridge city, MA

ZIP 02138 — People & Community

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Upper Middle ClassLow Snow AreaRemote Work Hub

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 02138

02138 has a population of 38,077 with a median age of 28.7 yrs (48.1% male).

Race & Ethnicity
White
61.7%+0% vs US avg
x
Black
6.8%-45% vs US avg
x
Asian
17.3%+194% vs US avg
x
Hispanic
9.6%-49% vs US avg
x
Other / Two+
4.6%
x
Age Groups
0–17
12.6%-43% vs US avg
x
18–64
73.2%+19% vs US avg
x
65+
14.2%-13% vs US avg
x
Education
Less than HS
2.0%-82% vs US avg
x
High school
4.2%-84% vs US avg
x
Some college
8.2%-72% vs US avg
x
Bachelor's+
85.6%+154% vs US avg
x
Marital Status
Married
33.4%-31% vs US avg
x
Never married
58.3%+73% vs US avg
x
Divorced
5.6%-46% vs US avg
x
Widowed / Separated
2.7%
x
Diversity Index
57/100

Higher = more diverse (Simpson index from race/ethnicity)

Social & household profile

Poverty, nativity, veterans, disability, family structure, and births (ACS).

Poverty Rate
12.6%+9% vs US avg
x
Foreign Born
55.4%+299% vs US avg
x
Veterans
2.0%-67% vs US avg
x
Disability
6.9%-49% vs US avg
x
Single Parent
5.2%-36% vs US avg
x
Recent Births
12.9%+122% vs US avg
x
Top ancestry
IrishGermanEnglish

Health & Community Indicators in 02138

Poverty Rate
12.6%+9% vs US avg
x
Veterans
2.0%-67% vs US avg
x
Foreign Born
55.4%+299% vs US avg
x
Single Parent
5.2%-36% vs US avg
x
Disability
6.9%-49% vs US avg
x
Uninsured
2.1%-74% vs US avg
x
SNAP Benefits
3.5%-70% vs US avg
x
Private School
0.6%-94% vs US avg
x
Recent Births
12.9%+122% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population38,077
Median age28.7
Poverty rate12.6%
Demographics statistics
Demographics
White61.7%
Hispanic9.6%
Black6.8%
Asian17.3%
Foreign-born55.4%