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Columbia CDP, MD

ZIP 21029 — 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 21029

21029 has a population of 13,783 with a median age of 43.2 yrs (50.8% male).

Race & Ethnicity
White
43.4%-30% vs US avg
x
Black
8.0%-36% vs US avg
x
Asian
40.9%+593% vs US avg
x
Hispanic
4.9%-74% vs US avg
x
Other / Two+
2.8%
x
Age Groups
0–17
27.9%+27% vs US avg
x
18–64
59.9%-3% vs US avg
x
65+
12.2%-25% vs US avg
x
Education
Less than HS
0.8%-92% vs US avg
x
High school
5.7%-78% vs US avg
x
Some college
11.6%-60% vs US avg
x
Bachelor's+
81.8%+143% vs US avg
x
Marital Status
Married
67.7%+41% vs US avg
x
Never married
25.9%-23% vs US avg
x
Divorced
3.4%-67% vs US avg
x
Widowed / Separated
3.1%
x
Diversity Index
63/100

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

Social & household profile

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

Poverty Rate
1.2%-90% vs US avg
x
Foreign Born
18.3%+31% vs US avg
x
Veterans
2.9%-51% vs US avg
x
Disability
4.4%-67% vs US avg
x
Single Parent
3.8%-54% vs US avg
x
Recent Births
14.8%+154% vs US avg
x
Top ancestry
IrishGermanItalian

Health & Community Indicators in 21029

Poverty Rate
1.2%-90% vs US avg
x
Veterans
2.9%-51% vs US avg
x
Foreign Born
18.3%+31% vs US avg
x
Single Parent
3.8%-54% vs US avg
x
Disability
4.4%-67% vs US avg
x
Uninsured
1.4%-82% vs US avg
x
SNAP Benefits
1.0%-91% vs US avg
x
Private School
0.5%-95% vs US avg
x
Recent Births
14.8%+154% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population13,783
Median age43.2
Poverty rate1.2%
Demographics statistics
Demographics
White43.4%
Hispanic4.9%
Black8.0%
Asian40.9%
Foreign-born18.3%