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Preston town, MD

ZIP 21655 — 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 21655

21655 has a population of 4,995 with a median age of 42.5 yrs (51.2% male).

Race & Ethnicity
White
79.4%+29% vs US avg
x
Black
10.5%-16% vs US avg
x
Asian
0.3%-95% vs US avg
x
Hispanic
1.5%-92% vs US avg
x
Other / Two+
8.3%
x
Age Groups
0–17
21.7%-1% vs US avg
x
18–64
61.0%-1% vs US avg
x
65+
17.3%+6% vs US avg
x
Education
Less than HS
8.1%-27% vs US avg
x
High school
35.1%+34% vs US avg
x
Some college
31.4%+9% vs US avg
x
Bachelor's+
25.4%-24% vs US avg
x
Marital Status
Married
57.9%+20% vs US avg
x
Never married
26.1%-23% vs US avg
x
Divorced
11.5%+11% vs US avg
x
Widowed / Separated
4.5%
x
Diversity Index
35/100

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

Social & household profile

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

Poverty Rate
7.3%-37% vs US avg
x
Foreign Born
35.8%+158% vs US avg
x
Veterans
7.3%+22% vs US avg
x
Disability
11.8%-12% vs US avg
x
Single Parent
14.4%+78% vs US avg
x
Recent Births
51.5%+787% vs US avg
x
Top ancestry
EnglishAmericanGerman

Health & Community Indicators in 21655

Poverty Rate
7.3%-37% vs US avg
x
Veterans
7.3%+22% vs US avg
x
Foreign Born
35.8%+158% vs US avg
x
Single Parent
14.4%+78% vs US avg
x
Disability
11.8%-12% vs US avg
x
Uninsured
1.3%-84% vs US avg
x
SNAP Benefits
13.1%+12% vs US avg
x
Private School
0.3%-97% vs US avg
x
Recent Births
51.5%+787% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population4,995
Median age42.5
Poverty rate7.3%
Demographics statistics
Demographics
White79.4%
Hispanic1.5%
Black10.5%
Asian0.3%
Foreign-born35.8%