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ZIP Code 21403
Annapolis Neck, MD, Anne Arundel County
Population
32,681
Land area
9.3sq mi
People per sq mi
3,522
City
Annapolis Neck
ZIP 21403 and nearby ZIP codes
ZIP 21403 at a glance
- ZIP 21403 (Annapolis Neck) is about 5.5 times as dense as Maryland as a whole.
- The median household income is $123,329, 19% above the Maryland median of $103,678.
- A typical owner-occupied home is valued at $582,500 (39% above Maryland) and median rent is $1,942 a month.
Local data for ZIP 21403
Counts from official public data
Housing and community stats
ZIP 21403, American Community Survey 2020-2024
Median household income
$123,329
Poverty rate
5.8%
Median home value
$582,500
Prices +0.5% in a year
Median rent
$1,942/mo
Homeownership
69.1%
Bachelor's or higher
56.4%
Median age
45.3
Average commute
31.4 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
678
ZIP Business Patterns 2023
Employees
6,546
$389M annual payroll
PPP loans
$77.4M
964 loans
Campaign donations
$963K
55% D, 14% R, 2026 cycle
Environment and hazard risk
ZIP 21403, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: winter weather
Storm events since 1996
1,387
Countywide, mostly thunderstorm wind
Flood insurance policies
4,442
2.5% of homes, county
July high / Jan low
86° / 30°F
44.0 inches of rain a year
Health statistics
Share of adults in ZIP 21403, CDC PLACES estimates
Obesity
33.4%
U.S. 33.3% about the same
Diabetes
10.3%
U.S. 12.1% -1.8 pts
Smoking
9.3%
U.S. 12.8% -3.5 pts
Uninsured (18-64)
8.4%
U.S. 11.1% -2.7 pts
Frequently asked questions
- What city is ZIP code 21403?
- ZIP code 21403 is in Annapolis Neck, MD (Anne Arundel County).
- What county is ZIP code 21403 in?
- ZIP code 21403 is mostly in Anne Arundel County, Maryland.
- How many people live in ZIP code 21403?
- About 32,681 people live in the 21403 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.