Checked
ZIP Code 20621
Rock Point, MD, St. Mary's County
Population
958
Land area
13.9sq mi
People per sq mi
69
City
Rock Point
ZIP 20621 and nearby ZIP codes
ZIP 20621 at a glance
- ZIP 20621 (Rock Point) is 89% less dense than Maryland as a whole.
- A typical owner-occupied home is valued at $481,100 (15% above Maryland).
Local data for ZIP 20621
Counts from official public data
Housing and community stats
ZIP 20621, American Community Survey 2020-2024
Poverty rate
20.0%
Median home value
$481,100
Prices +23.9% in a year
Homeownership
100.0%
Bachelor's or higher
15.8%
Median age
63.0
Average commute
45.3 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
14
ZIP Business Patterns 2023
Employees
88
$2.6M annual payroll
PPP loans
$481K
10 loans
Campaign donations
$2,530
0% D, 4% R, 2026 cycle
Environment and hazard risk
ZIP 20621, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: hurricane
Storm events since 1996
1,019
Countywide, mostly thunderstorm wind
Flood insurance policies
990
2.4% of homes, county
July high / Jan low
85° / 25°F
48.1 inches of rain a year
Health statistics
Share of adults in ZIP 20621, CDC PLACES estimates
Obesity
38.3%
U.S. 33.3% +5.0 pts
Diabetes
13.6%
U.S. 12.1% +1.5 pts
Smoking
13.6%
U.S. 12.8% +0.8 pts
Uninsured (18-64)
7.5%
U.S. 11.1% -3.6 pts
Frequently asked questions
- What city is ZIP code 20621?
- ZIP code 20621 is in Rock Point, MD (St. Mary's County).
- What county is ZIP code 20621 in?
- ZIP code 20621 is mostly in St. Mary's County, Maryland.
- How many people live in ZIP code 20621?
- About 958 people live in the 20621 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.