Lisbon is a census-designated place located in western Howard County in the state of Maryland, United States, located roughly between Baltimore and Frederick and north of Washington, D.C. It is contained in an area of roughly one square mile. Lisbon is located along Interstate 70 and Maryland Route 144 and is home to the first roundabout in Maryland. It first appeared as a CDP in the 2020 Census with a population of 282.
Romancoke is a census-designated place on Queen Anne's in Maryland, United States, located at the southern terminus of Maryland Route 8. Romancoke was changed from an unincorporated community to a census-designated place for the 2020 Census listing a population of 1,855. The name "Romancoke" comes from the Algonquian word for "circling of the water." William Claiborne, who founded Kent Island, also had a plantation in Virginia named Romancoke.
Silver Hill is an unincorporated community and census-designated place (CDP) in Prince George's County, Maryland, United States, approximately 1 mile (1.6 km) southeast of Washington, D.C. Per the 2020 census, the population was 6,381. Prior to 2010, Silver Hill was part of the Suitland-Silver Hill census-designated place.
Cedar Heights is an census designated place in Prince George's County, Maryland, United States. Per the 2020 Census, the population was 1,597.
Callaway is a census designated place in St. Mary's County, Maryland, United States. The elevation is 105 feet (32 m). Per the 2020 Census, the population was 1,779.
Graceham is an unincorporated community and a census-designated place (CDP) in Frederick County, Maryland, United States. Graceham is home to Graceham Moravian Church and Parsonage. Per the 2020 Census, the population was 243. In 1973, Graceham began experiencing atypical waves of mass migration of millions of starlings, grackles and other birds which caused environmental damage and distress to residents. The Maryland Forestry Department removed 30-40% of the local pine grove in an attempt to curb the "invasion" of birds, which reduced the migration the following year. However, the solution was not permanent. In 1977, residents and expert witnesses testified before the Senate Economic Affairs Committee in support of legislation that would enable more effective interventions.
Lewistown is a census designated place and unincorporated community in Frederick County, Maryland, United States. Lewistown Elementary school, part of Frederick County Public Schools, is located in Lewistown. The town, founded in 1841, has had a school since the 19th century. There is a large elderly population in the community. It first appeared as a CDP in the 2020 Census with a population of 458.
Crumpton is a census-designated place in Queen Anne's County, Maryland, United States. Crumpton is located along the Chester River, 5 miles (8.0 km) west-southwest of Millington. Crumpton has a post office with the ZIP code 21628.
Baden is an unincorporated area and census-designated place in southeastern Prince George's County, Maryland, United States. As of the 2020 census, the CDP had a population of 2,114.
Cedarville is an unincorporated community and census-designated place in southern Prince George's County, Maryland, United States. As of the 2020 census the population was 639.
Fairwood is an unincorporated area and census-designated place (CDP) in Prince George's County, Maryland, United States. The population was 7,983 at the 2020 census.
Marlboro Meadows is an unincorporated community and census-designated place (CDP) in Prince George's County, Maryland, United States. Per the 2020 census, the population was 3,655. It was newly delineated for the 2010 census prior to which the area was part of the Greater Upper Marlboro census-designated place.
Melwood is an unincorporated community and census-designated place (CDP) in Prince George's County, Maryland, United States. It was newly delineated for the 2010 census, at which time its population was 3,051. Per the 2020 census, the population was 3,977.
Queensland is a census-designated place south of Upper Marlboro in Prince George's County, Maryland, United States. The population of the CDP was 2,191 at the 2020 census. It was formerly known as Queenland until 2014 when its name was changed to Queensland and a small portion of its geography was transferred to Upper Marlboro.
Georgetown is an unincorporated community and census-designated place in western Kent County, Maryland, United States. Per the 2020 census, the population was 117. It should not be confused with the community of the same name 22 miles (35 km) to the northeast on the Kent/Cecil County border.
Maryland Park is an census designated place in Prince George's County, Maryland, United States. It first appeared as a CDP in the 2020 Census with a population of 965.
Ten Mile Creek is a census-designated place in Montgomery County, Maryland, United States. It was first listed as a CDP for the 2020 census, when it had a population of 1,012.
Flower Hill is a census-designated place in Montgomery County, Maryland, United States. It has a population of 14,108 as of its first recording in the 2020 census.
Chesapeake Landing is a census designated place in Kent County, Maryland, United States. Per the 2020 Census, the population was 472.
Wildewood is a planned community and census-designated place (CDP) in St. Mary's County, Maryland, United States. It is in east-central St. Mary's County, 7 miles (11 km) east of Leonardtown, the county seat, and 58 miles (93 km) southeast of Washington, D.C. It is bordered to the east by the unincorporated community of California.
United States of America 
Maryland 
Baltimore 
