According to the United States Census Bureau, Potomac is a Census-designated Place that is located in Montgomery County, Maryland at 39.02 degrees North and 77.21 degrees West.
The place's time zone is America/New York, and the place's primary telephone area code is 301.
The land area of Potomac is about 25.13 square miles, whereas the water area of the place is about 1.45 square miles.
Montgomery County's land area is about 491 square miles, so the place occupies about 5.1 percent of the county's total land area.
Current Weather Conditions in Potomac, Maryland
The Census Bureau estimates that Potomac had about 45,940 residents in 2019, which is approximately 1,828 people per square mile of land area.
According to recent American Community Survey data, the median household income in Potomac was about $195,884 per year.
The Maryland counties map at upper right shows Montgomery County, highlighted in red.
Use the menu below to display interactive maps of Potomac, either in a frame on this page or in full-screen mode.
Use the menu below to display categorized Potomac directories.
|Potomac Products and Services Directory|
Selected Potomac, Maryland Listings
These representative Potomac listings provide some insight into the place's cultural environment and economic climate.
Connelly School of the Holy Child
Great Game Products
- Elementary & Secondary Education
- Elementary Schools
Lawrence M Levinson MD
- Computer Software
- Computer & Equipment Dealers
- Computer & Software Stores
Rostech Inc Computer Cnsltnts
Nearby Maryland Cities and Towns *
Large and Mid-size Cities in Nearby States
- Fairfax, Virginia (23) - Fairfax, VA demographics and directory.
- Falls Church, Virginia (11) - Falls Church, VA demographics and maps.
- Arlington, Virginia (16) - Arlington, VA demographics and directory.
- Vienna, Virginia (13) - Vienna, VA demographics and directory.
- Herndon, Virginia (11) - Herndon, VA demographics and maps.
* Parenthesized numbers indicate economic activity levels.
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