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Eldersburg CDP, MD

ZIP 21784 — 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 21784

21784 has a population of 37,813 with a median age of 39.5 yrs (49.8% male).

Race & Ethnicity
White
81.7%+33% vs US avg
x
Black
6.0%-51% vs US avg
x
Asian
4.2%-30% vs US avg
x
Hispanic
5.8%-69% vs US avg
x
Other / Two+
2.4%
x
Age Groups
0–17
24.2%+10% vs US avg
x
18–64
60.5%-2% vs US avg
x
65+
15.3%-6% vs US avg
x
Education
Less than HS
4.3%-61% vs US avg
x
High school
18.2%-30% vs US avg
x
Some college
24.2%-16% vs US avg
x
Bachelor's+
53.2%+58% vs US avg
x
Marital Status
Married
62.9%+31% vs US avg
x
Never married
25.9%-23% vs US avg
x
Divorced
6.4%-38% vs US avg
x
Widowed / Separated
4.8%
x
Diversity Index
32/100

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

Social & household profile

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

Poverty Rate
4.1%-64% vs US avg
x
Foreign Born
28.9%+108% vs US avg
x
Veterans
7.6%+27% vs US avg
x
Disability
9.5%-29% vs US avg
x
Single Parent
5.1%-37% vs US avg
x
Recent Births
67.9%+1070% vs US avg
x
Top ancestry
GermanIrishEnglish

Health & Community Indicators in 21784

Poverty Rate
4.1%-64% vs US avg
x
Veterans
7.6%+27% vs US avg
x
Foreign Born
28.9%+108% vs US avg
x
Single Parent
5.1%-37% vs US avg
x
Disability
9.5%-29% vs US avg
x
Uninsured
2.1%-74% vs US avg
x
SNAP Benefits
2.5%-79% vs US avg
x
Private School
0.8%-92% vs US avg
x
Recent Births
67.9%+1070% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population37,813
Median age39.5
Poverty rate4.1%
Demographics statistics
Demographics
White81.7%
Hispanic5.8%
Black6.0%
Asian4.2%
Foreign-born28.9%