Where is Potomac, Maryland, USA?

Written and fact-checked by | Reviewed by WhereIG Editorial Team | Last updated: August 14, 2026, 18:45 ET

Where is Potomac Located? - Potomac is a city located in the Vermilion County of Maryland, United States. Potomac lies between 45.0655212 Degrees North latitudes and 93.2018908 Degrees West longitudes.

Location Map of Potomac, Maryland

Where is Potomac, Maryland

Potomac Map, Maryland, USA

Where is Potomac?: The Google Map showing the location of Potomac in the U.S. state of Maryland.

Where is Potomac Located?

Potomac is a city located in the Montgomery County of Maryland, United States. Potomac lies between 45.0655212 Degrees North latitudes and 93.2018908 Degrees West longitudes. According to 2020 U.S.census, the population of Potomac city is 47018 people and the city has a total area of 25.13 sq mi. The city has numerous parks and recreational facilities.

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Potomac, Maryland Quick Facts

AttributeDetails
CityPotomac
CountyMontgomery County
StateMaryland
State CapitalAnnapolis
US RegionSouthern United States (South Atlantic Region)
Latitude39.0182° N
Longitude77.2086° W
Elevation246 ft (75 m)
Land Area26.60 sq mi
Water Area0.37 sq mi
Total Area26.97 sq mi
Population (2020 Census)46,609
Population DensityApproximately 1,752 people per sq mi
ZIP Code20854
Area Code240 and 301
Time Zone StandardEastern Standard Time (EST, UTC−5)
Time Zone DaylightEastern Daylight Time (EDT, UTC−4)
CurrencyUnited States Dollar (USD)
FIPS Code24-62825
Congressional DistrictMaryland's 6th Congressional District

Transportation and Connectivity in Potomac

CategoryDetails
Airport NameRonald Reagan Washington National Airport
IATA CodeDCA
PortRegional access through Potomac River waterways
Major HighwaysInterstate 270, Interstate 495 (Capital Beltway), U.S. Route 29
Train/Amtrak ServiceNearest stations in Rockville and Washington, D.C.
Local Bus/Transit ServiceMontgomery County Ride On Bus Service
  • Interstate 270 – Major commuter highway connecting Potomac with Rockville, Bethesda, and Washington, D.C.
  • Interstate 495 – Capital Beltway providing regional access around the Washington metropolitan area.
  • U.S. Route 29 – Regional highway connecting Montgomery County communities.

Top Places to Visit in Potomac, Maryland

Landmark NameType
Great Falls ParkNational Park Site
Chesapeake and Ohio Canal National Historical ParkHistoric Park
Glenstone MuseumArt Museum
Billy Goat TrailHiking Trail
Cabin John Regional ParkRegional Park
Blockhouse Point Conservation ParkNature Preserve
Carderock Recreation AreaOutdoor Recreation Area
Potomac VillageShopping and Community Area
Scott's Run Nature PreserveNature Preserve
Riverbend ParkPark and Wildlife Area

Driving Distances from Potomac, Maryland to Nearby Cities

CityStateDistance (mi)Approx. Drive Time
RockvilleMaryland815 minutes
BethesdaMaryland1225 minutes
Washington, D.C.District of Columbia1835 minutes
Silver SpringMaryland2240 minutes
GaithersburgMaryland1525 minutes
FrederickMaryland4550 minutes
BaltimoreMaryland551 hour 10 minutes
AnnapolisMaryland601 hour 15 minutes
RichmondVirginia1202 hours
PhiladelphiaPennsylvania1402 hours 30 minutes

Colleges and Universities Near Potomac, Maryland

Institution NameTypeLevelNotable For
Montgomery College – Rockville CampusPublicCommunity CollegeAssociate degrees, workforce training, and transfer programs
American UniversityPrivateUniversityInternational relations, law, business, and public policy
Georgetown UniversityPrivateUniversityLaw, medicine, business, and global studies
University of Maryland, College ParkPublicUniversityResearch, engineering, computer science, and sciences
George Washington UniversityPrivateUniversityPolitics, business, health sciences, and research
Montgomery County Public SchoolsPublicK–12 DistrictPrimary and secondary education

Waterbodies in Potomac, Maryland

Potomac River, C&O Canal, Watts Branch, Cabin John Creek, Muddy Branch, and nearby streams and waterways of Montgomery County.

Golf Courses Near Potomac

Congressional Country Club, Falls Road Golf Course, TPC Potomac, Avenel Golf Course, and Potomac Shores Golf Club.

Potomac, Maryland — Key Historical Facts

  • Potomac was originally known as Potomac Village and developed from early farming communities along the Potomac River.
  • The area has a long agricultural history, with farms, mills, and small settlements dating back to the eighteenth century.
  • The Chesapeake and Ohio Canal helped connect the region with transportation and trade along the Potomac River during the nineteenth century.
  • Great Falls and the Potomac River have played important roles in the area's industrial and transportation history.
  • Today, Potomac is known for its natural landscapes, historic sites, parks, cultural attractions, and proximity to Washington, D.C.

References

Maryland Related Maps and Info

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