Scaggsville is an unincorporated community and census-designated place in Howard County, Maryland, United States. It is situated near the southeastern tip of Howard County, between Laurel and Fulton. As of the 2010 census it had a population of 24,333. The town mainly consists of residences, with some commercial establishments. Scaggsville generally falls within ZIP code 20723, assigned to Laurel, though the town formerly had its own post office.