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Rosedale CDP, MD

ZIP 21237 — People & Community

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

Middle ClassLow Snow Area

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 21237

21237 has a population of 30,851 with a median age of 42.3 yrs (49.1% male).

Race & Ethnicity
White
44.4%-28% vs US avg
x
Black
38.5%+211% vs US avg
x
Asian
6.8%+15% vs US avg
x
Hispanic
8.8%-53% vs US avg
x
Other / Two+
1.4%
x
Age Groups
0–17
16.9%-23% vs US avg
x
18–64
65.8%+7% vs US avg
x
65+
17.3%+6% vs US avg
x
Education
Less than HS
7.7%-30% vs US avg
x
High school
31.1%+19% vs US avg
x
Some college
34.5%+19% vs US avg
x
Bachelor's+
26.7%-21% vs US avg
x
Marital Status
Married
43.2%-10% vs US avg
x
Never married
38.8%+15% vs US avg
x
Divorced
10.4%+1% vs US avg
x
Widowed / Separated
7.5%
x
Diversity Index
64/100

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

Social & household profile

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

Poverty Rate
9.3%-19% vs US avg
x
Foreign Born
34.8%+150% vs US avg
x
Veterans
7.5%+24% vs US avg
x
Disability
12.2%-9% vs US avg
x
Single Parent
9.1%+13% vs US avg
x
Recent Births
77.8%+1241% vs US avg
x
Top ancestry
GermanIrishItalian

Health & Community Indicators in 21237

Poverty Rate
9.3%-19% vs US avg
x
Veterans
7.5%+24% vs US avg
x
Foreign Born
34.8%+150% vs US avg
x
Single Parent
9.1%+13% vs US avg
x
Disability
12.2%-9% vs US avg
x
Uninsured
6.9%-14% vs US avg
x
SNAP Benefits
14.1%+20% vs US avg
x
Private School
0.4%-96% vs US avg
x
Recent Births
77.8%+1241% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population30,851
Median age42.3
Poverty rate9.3%
Demographics statistics
Demographics
White44.4%
Hispanic8.8%
Black38.5%
Asian6.8%
Foreign-born34.8%