In which state is Upper and Lower Marlboro located?
Lower Marlboro, Maryland: Lower Marlboro, Maryland (not to be confused with Upper Marlboro, Maryland, which is approximately 15 miles north) is a small, waterfront unincorporated community located at the crossroads of MD 262 and Chaneyville Road in Calvert County, Maryland along the Patuxent River. Upper Marlboro, Maryland: Upper Marlboro, officially the Town of Upper Marlboro, is the seat of Prince George's County, Maryland in the United States.
Maryland