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Nanticoke CDP, MD

ZIP 21840 — People & Community

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

Upper Middle ClassLow Snow Area

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 21840

21840 has a population of 573 with a median age of 48.5 yrs (47.6% male).

Race & Ethnicity
White
74.0%+20% vs US avg
x
Black
0.0%
x
Asian
0.0%
x
Hispanic
0.0%
x
Other / Two+
26.0%
x
Age Groups
0–17
27.8%+26% vs US avg
x
18–64
43.1%-30% vs US avg
x
65+
29.1%+79% vs US avg
x
Education
Less than HS
0.0%
x
High school
51.0%+95% vs US avg
x
Some college
31.4%+9% vs US avg
x
Bachelor's+
17.6%-48% vs US avg
x
Marital Status
Married
57.1%+19% vs US avg
x
Never married
18.8%-45% vs US avg
x
Divorced
12.7%+23% vs US avg
x
Widowed / Separated
11.4%
x
Diversity Index
38/100

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

Social & household profile

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

Poverty Rate
0.0%
x
Foreign Born
0.0%
x
Veterans
23.9%+299% vs US avg
x
Disability
7.7%-43% vs US avg
x
Single Parent
23.2%+186% vs US avg
x
Recent Births
0.0%
x
Top ancestry
EnglishIrishGerman

Health & Community Indicators in 21840

Poverty Rate
0.0%
x
Veterans
23.9%+299% vs US avg
x
Foreign Born
0.0%
x
Single Parent
23.2%+186% vs US avg
x
Disability
7.7%-43% vs US avg
x
Uninsured
0.0%
x
SNAP Benefits
21.8%+86% vs US avg
x
Private School
0.0%
x
Recent Births
0.0%
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population573
Median age48.5
Poverty rate0.0%
Demographics statistics
Demographics
White74.0%
Hispanic0.0%
Black0.0%
Asian0.0%
Foreign-born0.0%