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ZIP Code 20660
Mechanicsville, MD, St. Mary's County
Population
14
Land area
0.9sq mi
People per sq mi
15
City
Mechanicsville
ZIP 20660 and nearby ZIP codes
ZIP 20660 at a glance
- ZIP 20660 (Mechanicsville) is 98% less dense than Maryland as a whole.
Local data for ZIP 20660
Counts from official public data
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
3
ZIP Business Patterns 2023
Employees
8
$261K annual payroll
PPP loans
$57.3K
2 loans
Environment and hazard risk
ZIP 20660, 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 20660, CDC PLACES estimates
Obesity
41.8%
U.S. 33.3% +8.5 pts
Diabetes
11.8%
U.S. 12.1% about the same
Smoking
14.5%
U.S. 12.8% +1.7 pts
Uninsured (18-64)
6.5%
U.S. 11.1% -4.6 pts
Frequently asked questions
- What city is ZIP code 20660?
- ZIP code 20660 is in Mechanicsville, MD (St. Mary's County).
- What county is ZIP code 20660 in?
- ZIP code 20660 is mostly in St. Mary's County, Maryland.
- How many people live in ZIP code 20660?
- About 14 people live in the 20660 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.