What development in Price George's County is located along the Potomac River?
Oxon Hill-Glassmanor, Maryland Oxon Hill-Glassmanor was a census-designated place (CDP) in Prince George's County, Maryland, for the 1990 and 2000 censuses. The combination is arbitrary, and in the mind of most local people there are two separate communities: Oxon Hill and Glassmanor. As of the 2010 census, Oxon Hill, National Harbor and Glassmanor were delineated as separate CDPs.
Petersburg, Virginia Petersburg is an independent city in the U.S. state of Virginia. As of the 2010 census, the population was 32,420. The Bureau of Economic Analysis combines Petersburg (along with the city of Colonial Heights) with Dinwiddie County for statistical purposes. It is located on the Appomattox River and 21 mi south of the state capital of Richmond. The city's unique industrial past and its location as a transportation hub combined to create wealth for Virginia and the region.