US Census Data

ZIP 21863 vs ZIP 21866

A side-by-side comparison of ZIP Code 21863 and ZIP Code 21866: population, income, housing, and more.

ZIP 21863 and ZIP 21866 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21863 has the higher population (5,202 vs 106 in ZIP 21866). ZIP 21866 has the higher median household income ($81,420 vs $71,250 in ZIP 21863). ZIP 21863 has the higher median home value ($245,500 vs $95,700 in ZIP 21866).

Population, income & housing

ZIP 21863ZIP 21866
Population5,202106
Median age38.3 yrs60.7 yrs
Median household income$71,250$81,420
Median home value$245,500$95,700
Median gross rent$1,058
Housing units2,15296
Homeownership rate74.7%100.0%
Bachelor's degree or higher26.4%4.7%
Unemployment rate7.4%21.1%

Trends (ACS 5-year, 2019–2023)

ZIP 21863ZIP 21866
Population4,657 → 5,202 (+11.7%)48 → 106 (+120.8%)
Median household income$56,338 → $71,250 (+26.5%)$73,684 → $81,420 (+10.5%)
Median home value$172,800 → $245,500 (+42.1%)$80,500 → $95,700 (+18.9%)
Median gross rent$846 → $1,058 (+25.1%)

ZIP 21863

Population
4,6575,202
Median household income
$56,338$71,250
Median home value
$172,800$245,500
Median gross rent
$846$1,058

ZIP 21866

Population
48106
Median household income
$73,684$81,420
Median home value
$80,500$95,700

Age & race/ethnicity

Age distribution (share)

ZIP 21863ZIP 21866
Under 51.8%0.0%
5 to 1723.1%0.0%
18 to 248.8%0.0%
25 to 3411.0%1.9%
35 to 4414.9%4.7%
45 to 548.5%14.2%
55 to 6411.4%45.3%
65 to 749.5%34.0%
75 and over10.9%0.0%

Race & ethnicity (share)

ZIP 21863ZIP 21866
White (non-Hispanic)71.0%93.4%
Black or African American22.0%4.7%
American Indian & Alaska Native0.0%0.0%
Asian1.0%0.0%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.0%
Two or more races3.2%0.0%
Hispanic or Latino2.7%1.9%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21863ZIP 21866
No high school diploma7.6%67.0%
High school graduate42.0%28.3%
Some college or associate's24.0%0.0%
Bachelor's degree13.4%4.7%
Graduate or professional degree12.9%0.0%

Commute to work

How workers get to work (share)

ZIP 21863ZIP 21866
Drove alone79.6%0.0%
Carpooled11.1%0.0%
Public transit0.0%8.3%
Walked2.6%36.7%
Bicycle0.3%0.0%
Worked from home5.8%30.0%
Other means0.7%25.0%

Housing

Units in structure (share)

ZIP 21863ZIP 21866
1-unit, detached87.0%77.1%
1-unit, attached2.3%0.0%
2 to 4 units1.4%0.0%
5 to 19 units4.3%0.0%
20 or more units2.2%0.0%
Mobile home & other2.8%22.9%

Poverty & households

ZIP 21863ZIP 21866
Poverty rate14.2%40.6%
Average household size2.501.63
Mean commute (minutes)259
Median year structure built19751957

Full profiles

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