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Jefferson CDP, MD

ZIP 21755 — 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 21755

21755 has a population of 5,740 with a median age of 44.1 yrs (50.0% male).

Race & Ethnicity
White
78.3%+27% vs US avg
x
Black
3.9%-69% vs US avg
x
Asian
2.3%-62% vs US avg
x
Hispanic
16.3%-13% vs US avg
x
Age Groups
0–17
20.6%-6% vs US avg
x
18–64
60.6%-2% vs US avg
x
65+
18.8%+15% vs US avg
x
Education
Less than HS
5.5%-51% vs US avg
x
High school
27.6%+5% vs US avg
x
Some college
24.7%-14% vs US avg
x
Bachelor's+
42.2%+25% vs US avg
x
Marital Status
Married
62.5%+30% vs US avg
x
Never married
27.8%-18% vs US avg
x
Divorced
7.1%-31% vs US avg
x
Widowed / Separated
2.7%
x
Diversity Index
36/100

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

Social & household profile

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

Poverty Rate
8.1%-29% vs US avg
x
Foreign Born
20.0%+44% vs US avg
x
Veterans
7.5%+25% vs US avg
x
Disability
10.8%-19% vs US avg
x
Single Parent
3.7%-55% vs US avg
x
Recent Births
35.3%+508% vs US avg
x
Top ancestry
GermanIrishEnglish

Health & Community Indicators in 21755

Poverty Rate
8.1%-29% vs US avg
x
Veterans
7.5%+25% vs US avg
x
Foreign Born
20.0%+44% vs US avg
x
Single Parent
3.7%-55% vs US avg
x
Disability
10.8%-19% vs US avg
x
Uninsured
3.9%-51% vs US avg
x
SNAP Benefits
5.8%-51% vs US avg
x
Private School
0.0%-100% vs US avg
x
Recent Births
35.3%+508% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population5,740
Median age44.1
Poverty rate8.1%
Demographics statistics
Demographics
White78.3%
Hispanic16.3%
Black3.9%
Asian2.3%
Foreign-born20.0%