US Census Data

ZIP 21128 vs ZIP 21136

A side-by-side comparison of ZIP Code 21128 and ZIP Code 21136: population, income, housing, and more.

ZIP 21128 and ZIP 21136 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 21136 has the higher population (33,778 vs 14,954 in ZIP 21128). ZIP 21128 has the higher median household income ($123,191 vs $106,559 in ZIP 21136). ZIP 21128 has the higher median home value ($424,200 vs $380,200 in ZIP 21136).

Population, income & housing

ZIP 21128ZIP 21136
Population14,95433,778
Median age40.6 yrs43.8 yrs
Median household income$123,191$106,559
Median home value$424,200$380,200
Median gross rent$1,644$1,471
Housing units5,81113,944
Homeownership rate83.6%78.3%
Bachelor's degree or higher54.1%51.6%
Unemployment rate2.6%5.9%

Trends (ACS 5-year, 2019–2023)

ZIP 21128ZIP 21136
Population13,985 → 14,954 (+6.9%)34,177 → 33,778 (-1.2%)
Median household income$100,417 → $123,191 (+22.7%)$84,011 → $106,559 (+26.8%)
Median home value$328,300 → $424,200 (+29.2%)$291,000 → $380,200 (+30.7%)
Median gross rent$1,422 → $1,644 (+15.6%)$1,283 → $1,471 (+14.7%)

ZIP 21128

Population
13,98514,954
Median household income
$100,417$123,191
Median home value
$328,300$424,200
Median gross rent
$1,422$1,644

ZIP 21136

Population
34,17733,778
Median household income
$84,011$106,559
Median home value
$291,000$380,200
Median gross rent
$1,283$1,471

Age & race/ethnicity

Age distribution (share)

ZIP 21128ZIP 21136
Under 54.2%4.0%
5 to 1717.8%16.3%
18 to 247.3%7.9%
25 to 3413.0%11.3%
35 to 4412.8%12.6%
45 to 5414.0%14.0%
55 to 6413.6%16.0%
65 to 7410.3%10.7%
75 and over7.0%7.1%

Race & ethnicity (share)

ZIP 21128ZIP 21136
White (non-Hispanic)66.1%54.8%
Black or African American9.0%25.2%
American Indian & Alaska Native0.0%0.0%
Asian15.7%7.6%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.2%1.4%
Two or more races2.7%3.5%
Hispanic or Latino6.3%7.4%

Educational attainment (age 25+)

Share of adults 25+

ZIP 21128ZIP 21136
No high school diploma6.1%6.9%
High school graduate19.6%18.2%
Some college or associate's20.2%23.2%
Bachelor's degree32.6%27.5%
Graduate or professional degree21.6%24.1%

Commute to work

How workers get to work (share)

ZIP 21128ZIP 21136
Drove alone71.8%70.8%
Carpooled6.8%7.8%
Public transit3.5%2.1%
Walked2.5%1.3%
Bicycle0.0%0.0%
Worked from home13.0%16.9%
Other means2.4%1.1%

Housing

Units in structure (share)

ZIP 21128ZIP 21136
1-unit, detached56.6%64.0%
1-unit, attached18.4%15.5%
2 to 4 units1.0%2.0%
5 to 19 units18.5%13.8%
20 or more units5.5%4.8%
Mobile home & other0.0%0.0%

Poverty & households

ZIP 21128ZIP 21136
Poverty rate4.1%11.0%
Average household size2.752.53
Mean commute (minutes)3229
Median year structure built20001980

Full profiles

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ZIP 21128 vs ZIP 21136: Compare Population & Demographics | US Census Data