Pasadena is a census-designated place (CDP) in Anne Arundel County, Maryland, United States. The population was 24,287 at the 2010 census.The areas of Lake Shore, Riviera Beach and Pasadena are collectively referred to as Pasadena by residents. As all areas are governed by Anne Arundel County, there is no distinction in services such as fire, police, or public schools. All three areas are encompassed in 21122 postal zip code. The collective area population was at 56,441 at the 2010 census.GeographyPasadena is located at in northern Anne Arundel County. It is bordered to the north by the city of Baltimore, to the east by the tidal Patapsco River and by Riviera Beach, to the southeast by Lake Shore, to the south by Severna Park, and to the west by Glen Burnie. The original community of Pasadena, shown on USGS topographic maps at the intersection of Pasadena Road and Governor Ritchie Highway, is now assigned by the U.S. Census Bureau to the Severna Park census-designated place, south of the border for the Pasadena CDP, which itself is centered along Mountain Road and includes the neighborhoods of Ashburn and Green Haven, and extends north along Marley Neck all the way to the Baltimore city line.
