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Eldersburg CDP, MD

ZIP 21104 — 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 21104

21104 has a population of 5,786 with a median age of 46.0 yrs (48.3% male).

Race & Ethnicity
White
75.9%+23% vs US avg
x
Black
4.2%-66% vs US avg
x
Asian
10.3%+75% vs US avg
x
Hispanic
1.8%-91% vs US avg
x
Other / Two+
7.8%
x
Age Groups
0–17
20.5%-7% vs US avg
x
18–64
60.1%-3% vs US avg
x
65+
19.4%+19% vs US avg
x
Education
Less than HS
1.7%-85% vs US avg
x
High school
17.5%-33% vs US avg
x
Some college
17.5%-39% vs US avg
x
Bachelor's+
63.3%+88% vs US avg
x
Marital Status
Married
65.3%+36% vs US avg
x
Never married
22.7%-33% vs US avg
x
Divorced
6.6%-36% vs US avg
x
Widowed / Separated
5.4%
x
Diversity Index
41/100

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

Social & household profile

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

Poverty Rate
2.5%-78% vs US avg
x
Foreign Born
4.7%-66% vs US avg
x
Veterans
4.7%-21% vs US avg
x
Disability
5.3%-61% vs US avg
x
Single Parent
1.5%-81% vs US avg
x
Recent Births
33.1%+471% vs US avg
x
Top ancestry
GermanIrishItalian

Health & Community Indicators in 21104

Poverty Rate
2.5%-78% vs US avg
x
Veterans
4.7%-21% vs US avg
x
Foreign Born
4.7%-66% vs US avg
x
Single Parent
1.5%-81% vs US avg
x
Disability
5.3%-61% vs US avg
x
Uninsured
3.9%-52% vs US avg
x
SNAP Benefits
0.6%-95% vs US avg
x
Private School
0.1%-99% vs US avg
x
Recent Births
33.1%+471% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population5,786
Median age46.0
Poverty rate2.5%
Demographics statistics
Demographics
White75.9%
Hispanic1.8%
Black4.2%
Asian10.3%
Foreign-born4.7%