Checked
ZIP Code 21840
Nanticoke, MD, Wicomico County
Population
576
Land area
5.3sq mi
People per sq mi
109
City
Nanticoke
ZIP 21840 and nearby ZIP codes
ZIP 21840 at a glance
- ZIP 21840 (Nanticoke) is 83% less dense than Maryland as a whole.
- A typical owner-occupied home is valued at less than $10,000.
Local data for ZIP 21840
Counts from official public data
Housing and community stats
ZIP 21840, American Community Survey 2020-2024
Poverty rate
0.0%
Median home value
Under $10,000
Homeownership
68.2%
Bachelor's or higher
17.6%
Median age
41.9
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
4
ZIP Business Patterns 2023
Employees
6
$347K annual payroll
PPP loans
$336K
13 loans
Campaign donations
$1,499
88% D, 0% R, 2026 cycle
Environment and hazard risk
ZIP 21840, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: hurricane
Storm events since 1996
401
Countywide, mostly thunderstorm wind
Flood insurance policies
488
1.3% of homes, county
July high / Jan low
90° / 28°F
Health statistics
Share of adults in ZIP 21840, CDC PLACES estimates
Obesity
38.4%
U.S. 33.3% +5.1 pts
Diabetes
15.5%
U.S. 12.1% +3.4 pts
Smoking
12.6%
U.S. 12.8% about the same
Uninsured (18-64)
6.6%
U.S. 11.1% -4.5 pts
Frequently asked questions
- What city is ZIP code 21840?
- ZIP code 21840 is in Nanticoke, MD (Wicomico County).
- What county is ZIP code 21840 in?
- ZIP code 21840 is mostly in Wicomico County, Maryland.
- How many people live in ZIP code 21840?
- About 576 people live in the 21840 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.