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ZIP Code 21738
Lisbon, MD, Howard County
Population
3,696
Land area
7sq mi
People per sq mi
530
City
Lisbon
ZIP 21738 and nearby ZIP codes
ZIP 21738 at a glance
- The median household income is more than $250,000, the highest bracket the Census Bureau reports.
- A typical owner-occupied home is valued at $914,300 (about 2.2 times the Maryland figure).
Local data for ZIP 21738
Counts from official public data
Housing and community stats
ZIP 21738, American Community Survey 2020-2024
Median household income
$250,000+
Poverty rate
2.4%
Median home value
$914,300
Prices -1.6% in a year
Homeownership
98.2%
Bachelor's or higher
76.2%
Median age
41.2
Average commute
33.9 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
91
ZIP Business Patterns 2023
Employees
729
$55.3M annual payroll
PPP loans
$12.2M
128 loans
Campaign donations
$75.2K
22% D, 41% R, 2026 cycle
Environment and hazard risk
ZIP 21738, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: winter weather
Storm events since 1996
911
Countywide, mostly thunderstorm wind
Flood insurance policies
816
0.8% of homes, county
July high / Jan low
84° / 25°F
47.9 inches of rain a year
Health statistics
Share of adults in ZIP 21738, CDC PLACES estimates
Obesity
29.0%
U.S. 33.3% -4.3 pts
Diabetes
9.4%
U.S. 12.1% -2.7 pts
Smoking
6.9%
U.S. 12.8% -5.9 pts
Uninsured (18-64)
4.1%
U.S. 11.1% -7.0 pts
Frequently asked questions
- What city is ZIP code 21738?
- ZIP code 21738 is in Lisbon, MD (Howard County).
- What county is ZIP code 21738 in?
- ZIP code 21738 is mostly in Howard County, Maryland.
- How many people live in ZIP code 21738?
- About 3,696 people live in the 21738 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.