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Dennis CDP, MA

ZIP 02638 — 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 02638

02638 has a population of 3,256 with a median age of 59.9 yrs (48.1% male).

Race & Ethnicity
White
96.9%+57% vs US avg
x
Black
1.2%-90% vs US avg
x
Asian
0.7%-87% vs US avg
x
Hispanic
0.0%
x
Other / Two+
1.2%
x
Age Groups
0–17
9.9%-55% vs US avg
x
18–64
52.3%-15% vs US avg
x
65+
37.8%+132% vs US avg
x
Education
Less than HS
1.2%-89% vs US avg
x
High school
29.4%+12% vs US avg
x
Some college
29.5%+2% vs US avg
x
Bachelor's+
39.9%+18% vs US avg
x
Marital Status
Married
56.4%+17% vs US avg
x
Never married
19.8%-41% vs US avg
x
Divorced
14.2%+38% vs US avg
x
Widowed / Separated
9.7%
x
Diversity Index
6/100

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

Social & household profile

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

Poverty Rate
2.4%-79% vs US avg
x
Foreign Born
12.2%-12% vs US avg
x
Veterans
8.8%+47% vs US avg
x
Disability
15.6%+17% vs US avg
x
Single Parent
1.8%-77% vs US avg
x
Recent Births
0.0%
x
Top ancestry
IrishEnglishItalian

Health & Community Indicators in 02638

Poverty Rate
2.4%-79% vs US avg
x
Veterans
8.8%+47% vs US avg
x
Foreign Born
12.2%-12% vs US avg
x
Single Parent
1.8%-77% vs US avg
x
Disability
15.6%+17% vs US avg
x
Uninsured
7.5%-6% vs US avg
x
SNAP Benefits
4.5%-61% vs US avg
x
Private School
0.0%
x
Recent Births
0.0%
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population3,256
Median age59.9
Poverty rate2.4%
Demographics statistics
Demographics
White96.9%
Hispanic0.0%
Black1.2%
Asian0.7%
Foreign-born12.2%