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Cambridge city, MA

ZIP 02140 — 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 02140

02140 has a population of 21,361 with a median age of 34.5 yrs (49.5% male).

Race & Ethnicity
White
56.4%-8% vs US avg
x
Black
15.4%+24% vs US avg
x
Asian
18.8%+218% vs US avg
x
Hispanic
6.3%-66% vs US avg
x
Other / Two+
3.2%
x
Age Groups
0–17
14.8%-33% vs US avg
x
18–64
71.3%+16% vs US avg
x
65+
13.8%-15% vs US avg
x
Education
Less than HS
4.5%-59% vs US avg
x
High school
7.3%-72% vs US avg
x
Some college
9.6%-67% vs US avg
x
Bachelor's+
78.6%+133% vs US avg
x
Marital Status
Married
40.9%-15% vs US avg
x
Never married
49.8%+47% vs US avg
x
Divorced
6.0%-42% vs US avg
x
Widowed / Separated
3.2%
x
Diversity Index
62/100

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

Social & household profile

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

Poverty Rate
10.8%-6% vs US avg
x
Foreign Born
46.3%+233% vs US avg
x
Veterans
1.8%-70% vs US avg
x
Disability
8.1%-40% vs US avg
x
Single Parent
9.4%+16% vs US avg
x
Recent Births
26.1%+351% vs US avg
x
Top ancestry
IrishEnglishGerman

Health & Community Indicators in 02140

Poverty Rate
10.8%-6% vs US avg
x
Veterans
1.8%-70% vs US avg
x
Foreign Born
46.3%+233% vs US avg
x
Single Parent
9.4%+16% vs US avg
x
Disability
8.1%-40% vs US avg
x
Uninsured
1.9%-77% vs US avg
x
SNAP Benefits
10.3%-12% vs US avg
x
Private School
0.5%-95% vs US avg
x
Recent Births
26.1%+351% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population21,361
Median age34.5
Poverty rate10.8%
Demographics statistics
Demographics
White56.4%
Hispanic6.3%
Black15.4%
Asian18.8%
Foreign-born46.3%