Calvert County is located in the U.S. state of Maryland. As of the 2020 census, the population was 92,783. Its county seat is Prince Frederick. The county's name is derived from the family name of the Barons of Baltimore, the proprietors of the English Colony of Maryland Calvert County is included in the Washington–Arlington–Alexandria, DC–VA–MD–WV Metropolitan Statistical Area. It occupies the Calvert Peninsula, which is bordered on the east by Chesapeake Bay and on the west by the Patuxent River. Calvert County is part of the Southern Maryland region. The county has one of the highest median household incomes in the United States. It is one of the older counties in Maryland, after St. Mary's, Kent County and Anne Arundel counties.
Fauquier County is a county in the Commonwealth of Virginia. As of the 2020 census, the population was 72,972. The county seat is Warrenton.
Owings is a town center and census-designated place (CDP) in northern Calvert County, Maryland, United States. The population was 2,149 at the 2010 census, up from 1,325 in 2000.
Prince Frederick is an unincorporated community and census-designated place (CDP) in Calvert County, Maryland, United States. As of the 2020 census, the population of Prince Frederick was 3,226, up from 2,538 in 2010. It is the county seat of Calvert County.
St. Leonard is a census-designated place (CDP) in Calvert County, Maryland, United States. The population was 742 at the 2010 census. Residents of the Calvert Beach and Long Beach communities also use the St. Leonard ZIP code designation. St. Leonard has a large antique dealer complex.
Fallston is a census-designated place (CDP) in Harford County, Maryland, United States. The population was 8,958 at the 2010 census, up from 8,427 in 2000. Fallston is a semi-rural community consisting mostly of farms and suburban-like developments.
Beltsville is a census-designated place (CDP) in northern Prince George's County, Maryland, United States. The community was named for Truman Belt, a local landowner. The 2020 census counted 20,133 residents. Beltsville includes the unincorporated community of Vansville.
Warrenton is a town in Fauquier County, Virginia, of which it is the seat of government. The population was 10,057 as of the 2020 census, an increase from 9,611 at the 2010 census and 6,670 at the 2000 census. The estimated population in July 2021 was 10,109. It is at the junction of U.S. Route 15, U.S. Route 17, U.S. Route 29, and U.S. Route 211. The town is in the Piedmont region of Virginia just east of the Blue Ridge Mountains. The well-known Airlie Conference Center is 3 miles (5 km) north of Warrenton, and the historic Vint Hill Farms military facility is 9 miles (14 km) east. Fauquier Hospital is located in the town. Surrounded by Virginia wine and horse country, Warrenton is a popular destination outside Washington, D.C.
Gainesville is a census-designated place (CDP) in western Prince William County, Virginia, United States. The population was 17,287 in the 2020 census.
Falmouth is a census-designated place (CDP) in Stafford County, Virginia, United States. Situated on the north bank of the Rappahannock River at the falls, the community is north of and opposite the city of Fredericksburg. Recognized by the U.S. Census Bureau as a census-designated place (CDP), Falmouth's population was 4,274 as of the 2010 census.
Calverton is an unincorporated area and census-designated place located on the boundary between Montgomery and Prince George's counties, Maryland, in the United States. At the 2020 census, it had a population of 17,316.
Bealeton is a census-designated place (CDP) in Fauquier County, Virginia, United States, at the intersection of U.S. Route 17 and State Route 28. The population was 4,435 at the 2010 census.
Catlett is a census-designated place (CDP) in Fauquier County, Virginia, United States. The population as of the 2010 census was 297. It is located west of the Prince William County line. Catlett was formerly a rail stop on the Orange and Alexandria Railroad, and the area was the site of many raids on the railroad during the American Civil War.
Marshall is a census-designated place (CDP) in northwestern Fauquier County, Virginia, in the United States. The population as of the 2010 census was 1,480.
Midland is a census-designated place (CDP) in Fauquier County, Virginia, United States. The population as of the 2010 census was 218. Midland is home to a post office with the local ZIP code of 22728.
Lansdowne is a census-designated place and planned community located near Leesburg, Virginia in Loudoun County, Virginia. The population as of the 2010 United States Census was 11,253. It is north of State Route 7 and south of the Potomac River. Before the Revolutionary War, the Lee family established Coton Manor here. A section of the Potomac Heritage Trail runs through Lansdowne. It is the home of Inova Loudoun Hospital, the Jack Kent Cooke Foundation, Lansdowne Resort, Prison Fellowship, and Lansdowne Woods of Virginia, a gated, age-restricted community.
New Baltimore is an unincorporated community and census-designated place (CDP) in eastern Fauquier County, Virginia, United States. The population as of the 2010 census was 8,119. The community has existed since the early 19th century, but it has had its most significant growth since the 1980s. It is the portion of Fauquier County with the easiest access to Washington, D.C., and as a result, many people who live in New Baltimore commute into DC. Other major communities close to New Baltimore are Warrenton, Gainesville/Haymarket area, and Manassas. The area officially considered to be New Baltimore expanded significantly in 2006 with Fauquier County's designation of service districts, of which New Baltimore is one. The service district designation provides added access to utilities such as water and sewer, and targets the area for growth.
Opal is an unincorporated community and census-designated place (CDP) in Fauquier County, Virginia, United States. It is on U.S. Highway 15/U.S. Route 17 and U.S. Route 29, at an elevation of 449 feet (137 m). The population as of the 2010 census was 691.
Wyoming is a village and census-designated place on the Wood River in southern Rhode Island, primarily in the town of Richmond, Rhode Island, but extending north across the river into the town of Hopkinton, Rhode Island. The population was 270 at the 2010 census. It is the site of the Wyoming Village Historic District and a post office assigned ZIP code 02898.
Aquasco is an unincorporated area and census-designated place in southeastern Prince George's County, Maryland, United States, surrounding the town of Eagle Harbor and bordering Charles County. As of the 2020 census, the CDP had a population of 913. Aquasco was home to the Aquasco Speedway.
