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ZIP Code 20839
Poolesville, MD, Montgomery County
Population
158
Land area
3.1sq mi
People per sq mi
52
City
Poolesville
ZIP 20839 and nearby ZIP codes
ZIP 20839 at a glance
- ZIP 20839 (Poolesville) is 92% less dense than Maryland as a whole.
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
14
ZIP Business Patterns 2023
Employees
93
$3.8M annual payroll
PPP loans
$522K
11 loans
Campaign donations
$4,879
22% D, 31% R, 2026 cycle
Environment and hazard risk
ZIP 20839, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: winter weather
Storm events since 1996
1,849
Countywide, mostly thunderstorm wind
Flood insurance policies
2,029
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 20839, CDC PLACES estimates
Obesity
24.9%
U.S. 33.3% -8.4 pts
Diabetes
8.7%
U.S. 12.1% -3.4 pts
Smoking
7.3%
U.S. 12.8% -5.5 pts
Uninsured (18-64)
5.8%
U.S. 11.1% -5.3 pts
Frequently asked questions
- What city is ZIP code 20839?
- ZIP code 20839 is in Poolesville, MD (Montgomery County).
- What county is ZIP code 20839 in?
- ZIP code 20839 is mostly in Montgomery County, Maryland.
- How many people live in ZIP code 20839?
- About 158 people live in the 20839 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.