what county is belcamp md in
Riverside, Harford County, Maryland. From Wikipedia, the free encyclopedia. Riverside is a census-designated place (CDP) in Harford County, Maryland, United States. The population was 6,128 at the 2000 census. The term 'Riverside' is generally used interchangeably with 'Belcamp;' the latter is the government-designated name of the area, and the former the unofficial name of the area. Riverside may refer to the entire 21017 ZIP code, or with only the community which branches off from Church Creek Road.