Located in Montgomery County, MD, the geographical focal point of Potomac is Potomac Village, a small cluster of upscale shops and businesses at the intersection of Maryland State Highway 189 (Falls Road, which connects the Great Falls of the Potomac River in the south to Rockville in the north) and Maryland State Highway 190 (River Road, which runs from western Montgomery County into Washington, D.C.).

According to the United States Census Bureau, Potomac has a total area of 26.6 square miles. 25.2 square miles of it is land and 1.4 square miles of it is water.

• Population: 44,822
• School information
• Utility companies in the state
• County: Montgomery
• County assessment page

Present residents of the area include:

• Daniel Snyder, majority owner of the Washington Redskins, tore down the home of former Potomac resident Queen Noor of Jordan and three others to acquire the area to build his own.^{[citation needed]}
• Eddie Jordan (basketball)-- Head coach of Wizards baskeball team; He lives in Palatine along with his wife and 2 children.
• Gary Williams-- Head coach of University of Maryland basketball team.
• Lynda Carter
• Marriott Hotels executives Richard Edwin Marriott and J.W. Marriott, Jr.
• Atiku Abubakar Vice President of Nigeria
• Feld Entertainment owner and CEO Kenneth Feld
• Ted Koppel
• Wolf Blitzer
• John Glenn
• Max Reinhardt
• H.R.M. Reza Pahlavi II
• Barry Levinson
• Dallas Stars forward Jeff Halpern
• Friedman Billings Ramsey co-founder Eric Billings
• Freddy Adu Football Player of Real Salt Lake
• Eunice Kennedy Shriver, sister of John, Robert and Edward Kennedy. (Mother of Maria Shriver)
• Sargent Shriver, husband of Eunice Kennedy Shriver, founder of The Peace Corps, former ambassador to France.
• Dikembe Mutombo
• Alonzo Mourning
• Buck Williams
• Patrick Ewing
• Michael Jordan (who maintains a full-time residence in Highland Park, Illinois, but has a business residence in Potomac)
• Dan Wilkinson
• Leon Harris anchor for WJLA-TV
• Lea Thompson, "Dateline NBC" Correspondent
• Empress Farah Pahlavi who bought her residence in 2001.
• Donnie Simpson WPGC 95.5 radio personality and former BET Video Sould VJ
• Calbert Chaney Former Washington Wizard and retired NBA player resides in Falconhurst