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, MD

ZIP 21738 — People & Community

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

Wealthy AreaLow Snow AreaRemote Work Hub

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 21738

21738 has a population of 3,668 with a median age of 47.0 yrs (48.2% male).

Race & Ethnicity
White
87.4%+42% vs US avg
x
Black
2.2%-82% vs US avg
x
Asian
5.9%-1% vs US avg
x
Hispanic
0.5%-98% vs US avg
x
Other / Two+
4.0%
x
Age Groups
0–17
25.3%+15% vs US avg
x
18–64
52.7%-15% vs US avg
x
65+
22.1%+35% vs US avg
x
Education
Less than HS
2.0%-82% vs US avg
x
High school
7.8%-70% vs US avg
x
Some college
14.3%-51% vs US avg
x
Bachelor's+
75.9%+125% vs US avg
x
Marital Status
Married
71.2%+48% vs US avg
x
Never married
22.2%-34% vs US avg
x
Divorced
3.4%-67% vs US avg
x
Widowed / Separated
3.1%
x
Diversity Index
23/100

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

Social & household profile

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

Poverty Rate
3.0%-74% vs US avg
x
Foreign Born
7.4%-46% vs US avg
x
Veterans
6.7%+12% vs US avg
x
Disability
6.9%-48% vs US avg
x
Single Parent
1.5%-81% vs US avg
x
Recent Births
13.5%+133% vs US avg
x
Top ancestry
GermanEnglishIrish

Health & Community Indicators in 21738

Poverty Rate
3.0%-74% vs US avg
x
Veterans
6.7%+12% vs US avg
x
Foreign Born
7.4%-46% vs US avg
x
Single Parent
1.5%-81% vs US avg
x
Disability
6.9%-48% vs US avg
x
Uninsured
1.9%-77% vs US avg
x
SNAP Benefits
0.0%
x
Private School
0.7%-93% vs US avg
x
Recent Births
13.5%+133% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population3,668
Median age47.0
Poverty rate3.0%
Demographics statistics
Demographics
White87.4%
Hispanic0.5%
Black2.2%
Asian5.9%
Foreign-born7.4%