US Census Data

ZIP 21636 vs ZIP 21640

A side-by-side comparison of ZIP Code 21636 and ZIP Code 21640: population, income, housing, and more.

ZIP 21636 and ZIP 21640 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21640 has the higher population (1,251 vs 913 in ZIP 21636). ZIP 21636 has the higher median household income ($66,818 vs $65,952 in ZIP 21640). ZIP 21640 has the higher median home value ($260,200 vs $257,100 in ZIP 21636).

Population, income & housing

ZIP 21636ZIP 21640
Population9131,251
Median age43.6 yrs41.8 yrs
Median household income$66,818$65,952
Median home value$257,100$260,200
Median gross rent$1,590$1,625
Housing units376546
Homeownership rate77.6%96.0%
Bachelor's degree or higher9.6%14.6%
Unemployment rate7.9%1.4%

Trends (ACS 5-year, 2019–2023)

ZIP 21636ZIP 21640
Population1,015 → 913 (-10.0%)1,499 → 1,251 (-16.5%)
Median household income$53,750 → $66,818 (+24.3%)$59,250 → $65,952 (+11.3%)
Median home value$200,000 → $257,100 (+28.5%)$206,300 → $260,200 (+26.1%)
Median gross rent$983 → $1,590 (+61.7%)$875 → $1,625 (+85.7%)

ZIP 21636

Population
1,015913
Median household income
$53,750$66,818
Median home value
$200,000$257,100
Median gross rent
$983$1,590

ZIP 21640

Population
1,4991,251
Median household income
$59,250$65,952
Median home value
$206,300$260,200
Median gross rent
$875$1,625

Age & race/ethnicity

Age distribution (share)

ZIP 21636ZIP 21640
Under 55.1%4.9%
5 to 1716.1%17.8%
18 to 243.6%5.4%
25 to 3414.7%12.0%
35 to 4411.5%13.7%
45 to 5410.4%7.8%
55 to 6419.5%12.5%
65 to 7417.1%12.1%
75 and over2.0%13.7%

Race & ethnicity (share)

ZIP 21636ZIP 21640
White (non-Hispanic)76.8%74.7%
Black or African American0.0%0.0%
American Indian & Alaska Native0.0%0.0%
Asian0.0%0.0%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.0%
Two or more races1.8%0.2%
Hispanic or Latino21.5%25.0%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21636ZIP 21640
No high school diploma31.5%19.0%
High school graduate48.1%53.5%
Some college or associate's10.8%12.9%
Bachelor's degree2.9%13.1%
Graduate or professional degree6.7%1.4%

Commute to work

How workers get to work (share)

ZIP 21636ZIP 21640
Drove alone96.0%94.6%
Carpooled1.7%1.7%
Public transit0.0%0.0%
Walked0.0%2.7%
Bicycle0.0%0.0%
Worked from home2.0%1.0%
Other means0.3%0.0%

Housing

Units in structure (share)

ZIP 21636ZIP 21640
1-unit, detached89.9%55.9%
1-unit, attached0.0%0.0%
2 to 4 units0.0%0.7%
5 to 19 units0.0%0.0%
20 or more units0.0%0.0%
Mobile home & other10.1%43.4%

Poverty & households

ZIP 21636ZIP 21640
Poverty rate17.2%8.8%
Average household size2.522.37
Mean commute (minutes)3033
Median year structure built19761986

Full profiles

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ZIP 21636 vs ZIP 21640: Compare Population & Demographics | US Census Data