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St. James CDP, MD

ZIP 21781 — People & Community

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

Low Snow Area

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 21781

21781 has a population of 34 with a median age of 18.8 yrs (55.9% male).

Race & Ethnicity
White
82.3%+34% vs US avg
x
Black
5.9%-53% vs US avg
x
Asian
8.8%+49% vs US avg
x
Hispanic
5.9%-69% vs US avg
x
Age Groups
0–17
35.3%+60% vs US avg
x
18–64
64.7%+5% vs US avg
x
65+
0.0%
x
Education
Less than HS
100.0%+801% vs US avg
x
High school
0.0%
x
Some college
0.0%
x
Bachelor's+
0.0%
x
Marital Status
Married
38.2%-20% vs US avg
x
Never married
61.8%+83% vs US avg
x
Divorced
0.0%
x
Diversity Index
31/100

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

Social & household profile

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

Poverty Rate
100.0%+770% vs US avg
x
Foreign Born
50.0%+260% vs US avg
x
Veterans
0.0%
x
Disability
38.2%+185% vs US avg
x
Recent Births
0.0%
x
Top ancestry
Irish

Health & Community Indicators in 21781

Poverty Rate
100.0%+770% vs US avg
x
Veterans
0.0%
x
Foreign Born
50.0%+260% vs US avg
x
Disability
38.2%+185% vs US avg
x
Uninsured
0.0%
x
Private School
0.0%
x
Recent Births
0.0%
x

People & Community key statistics

Population statistics
Population
Population34
Median age18.8
Poverty rate100.0%
Demographics statistics
Demographics
White82.3%
Hispanic5.9%
Black5.9%
Asian8.8%
Foreign-born50.0%