US Census Data

ZIP 20817 vs ZIP 20818

A side-by-side comparison of ZIP Code 20817 and ZIP Code 20818: population, income, housing, and more.

ZIP 20817 and ZIP 20818 are ZIP Code areas in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 20817 has the higher population (37,738 vs 1,602 in ZIP 20818). ZIP 20817 has the higher median household income ($240,104 vs $221,392 in ZIP 20818). ZIP 20818 has the higher median home value ($1,273,300 vs $1,142,300 in ZIP 20817).

Population, income & housing

ZIP 20817ZIP 20818
Population37,7381,602
Median age45.5 yrs49.0 yrs
Median household income$240,104$221,392
Median home value$1,142,300$1,273,300
Median gross rent$3,155
Housing units14,363658
Homeownership rate82.3%94.1%
Bachelor's degree or higher85.3%88.6%
Unemployment rate3.7%0.0%

Trends (ACS 5-year, 2019–2023)

ZIP 20817ZIP 20818
Population37,315 → 37,738 (+1.1%)1,971 → 1,602 (-18.7%)
Median household income$203,557 → $240,104 (+18.0%)$180,368 → $221,392 (+22.7%)
Median home value$911,900 → $1,142,300 (+25.3%)$920,700 → $1,273,300 (+38.3%)
Median gross rent$2,122 → $3,155 (+48.7%)

ZIP 20817

Population
37,31537,738
Median household income
$203,557$240,104
Median home value
$911,900$1,142,300
Median gross rent
$2,122$3,155

ZIP 20818

Population
1,9711,602
Median household income
$180,368$221,392
Median home value
$920,700$1,273,300

Age & race/ethnicity

Age distribution (share)

ZIP 20817ZIP 20818
Under 54.8%2.7%
5 to 1721.0%22.1%
18 to 245.3%4.4%
25 to 346.2%2.6%
35 to 4411.7%15.1%
45 to 5416.3%14.0%
55 to 6414.6%18.4%
65 to 7410.3%9.6%
75 and over9.8%11.1%

Race & ethnicity (share)

ZIP 20817ZIP 20818
White (non-Hispanic)60.7%58.5%
Black or African American7.4%2.2%
American Indian & Alaska Native0.1%0.0%
Asian16.2%11.4%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.8%2.6%
Two or more races5.5%15.8%
Hispanic or Latino9.2%9.6%

Educational attainment (age 25+)

Share of adults 25+

ZIP 20817ZIP 20818
No high school diploma2.0%1.4%
High school graduate4.9%6.7%
Some college or associate's7.7%3.3%
Bachelor's degree29.4%21.9%
Graduate or professional degree56.0%66.8%

Commute to work

How workers get to work (share)

ZIP 20817ZIP 20818
Drove alone49.4%48.8%
Carpooled5.0%11.1%
Public transit5.1%1.4%
Walked1.7%0.0%
Bicycle1.4%0.0%
Worked from home35.9%38.7%
Other means1.6%0.0%

Housing

Units in structure (share)

ZIP 20817ZIP 20818
1-unit, detached77.8%86.3%
1-unit, attached6.9%11.6%
2 to 4 units0.7%0.0%
5 to 19 units1.3%0.0%
20 or more units12.5%2.1%
Mobile home & other0.8%0.0%

Poverty & households

ZIP 20817ZIP 20818
Poverty rate4.2%0.1%
Average household size2.762.69
Mean commute (minutes)3030
Median year structure built19681982

Full profiles

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ZIP 20817 vs ZIP 20818: Compare Population & Demographics | US Census Data