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Smith Island CDP, MD

ZIP 21866 — People & Community

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

Middle ClassLow Snow AreaRemote Work Hub

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 21866

21866 has a population of 106 with a median age of 60.7 yrs (67.9% male).

Race & Ethnicity
White
93.4%+52% vs US avg
x
Black
4.7%-62% vs US avg
x
Asian
0.0%
x
Hispanic
1.9%-90% vs US avg
x
Age Groups
0–17
0.0%
x
18–64
66.0%+7% vs US avg
x
65+
34.0%+108% vs US avg
x
Education
Less than HS
67.0%+503% vs US avg
x
High school
28.3%+8% vs US avg
x
Some college
0.0%
x
Bachelor's+
4.7%-86% vs US avg
x
Marital Status
Married
74.5%+55% vs US avg
x
Never married
4.7%-86% vs US avg
x
Divorced
20.8%+101% vs US avg
x
Diversity Index
13/100

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

Social & household profile

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

Poverty Rate
40.6%+253% vs US avg
x
Foreign Born
0.0%
x
Veterans
4.7%-21% vs US avg
x
Disability
20.8%+55% vs US avg
x
Single Parent
0.0%
x
Top ancestry
EnglishScottishRussian

Health & Community Indicators in 21866

Poverty Rate
40.6%+253% vs US avg
x
Veterans
4.7%-21% vs US avg
x
Foreign Born
0.0%
x
Single Parent
0.0%
x
Disability
20.8%+55% vs US avg
x
Uninsured
0.0%
x
SNAP Benefits
0.0%
x
Private School
0.0%
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population106
Median age60.7
Poverty rate40.6%
Demographics statistics
Demographics
White93.4%
Hispanic1.9%
Black4.7%
Asian0.0%
Foreign-born0.0%