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Cabin John CDP, MD

ZIP 20818 — 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 20818

20818 has a population of 1,602 with a median age of 49.0 yrs (45.4% male).

Race & Ethnicity
White
58.5%-5% vs US avg
x
Black
2.2%-82% vs US avg
x
Asian
11.4%+93% vs US avg
x
Hispanic
9.6%-49% vs US avg
x
Other / Two+
18.4%
x
Age Groups
0–17
24.8%+13% vs US avg
x
18–64
54.4%-12% vs US avg
x
65+
20.7%+27% vs US avg
x
Education
Less than HS
1.4%-87% vs US avg
x
High school
6.7%-74% vs US avg
x
Some college
3.3%-89% vs US avg
x
Bachelor's+
88.6%+163% vs US avg
x
Marital Status
Married
72.5%+51% vs US avg
x
Never married
17.8%-47% vs US avg
x
Divorced
7.1%-31% vs US avg
x
Widowed / Separated
2.6%
x
Diversity Index
60/100

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

Social & household profile

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

Poverty Rate
0.1%-99% vs US avg
x
Foreign Born
5.6%-60% vs US avg
x
Veterans
4.0%-34% vs US avg
x
Disability
5.2%-61% vs US avg
x
Single Parent
0.0%
x
Recent Births
0.0%
x
Top ancestry
IrishGermanEnglish

Health & Community Indicators in 20818

Poverty Rate
0.1%-99% vs US avg
x
Veterans
4.0%-34% vs US avg
x
Foreign Born
5.6%-60% vs US avg
x
Single Parent
0.0%
x
Disability
5.2%-61% vs US avg
x
Uninsured
1.8%-77% vs US avg
x
SNAP Benefits
0.0%
x
Private School
3.1%-69% vs US avg
x
Recent Births
0.0%
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population1,602
Median age49.0
Poverty rate0.1%
Demographics statistics
Demographics
White58.5%
Hispanic9.6%
Black2.2%
Asian11.4%
Foreign-born5.6%