Castor Gardens is a neighborhood in the lower Northeast section of Philadelphia, Pennsylvania, United States. Castor Gardens' borders are ill-defined, but it exists in the vicinity of Castor Avenue and Cottman Avenue. It is also near Roosevelt Boulevard. The neighborhood can either be entered from the south, by taking the Oxford Circle exit of Roosevelt Boulevard, or from the north, by taking the Cottman Avenue exit. Adjacent neighborhoods are Mayfair, Lawndale, Burholme, Oxford Circle, and Rhawnhurst. Castor Gardens uses the zip codes 19111 and 19149. The area is served by Roosevelt Mall, one of the largest shopping centers in Philadelphia, the Northeast Regional Library branch of the Free Library of Philadelphia, and the District 10 Health Center of the city of Philadelphia. History Castor Gardens was the name of a development of detached homes built north of Magee Avenue, on the east side of Whitaker Avenue. Its name is derived from Castor's mill, which was located to the south of Little Tacony Creek, where it would have crossed Castor Avenue (referred to as "Hartshorne'Rd." on some maps. This was near present-day Magee. Creek is now under the streets. 1 The brick colonial homes of Castor Gardens were considered more prestigious than the row homes located south of Magee Avenue, which were part of the neighborhood known as Oxford Circle (getting its name from the traffic circle located at the juncture of Oxford Avenue, Castor Avenue, and Roosevelt Boulevard, formerly known as Hunter's Circle). As the neighborhood developed, the area between Magee and Cottman Avenue, Whitaker Avenue and Castor Avenue was mostly semi-detached and detached homes. To differentiate this area from the row homes south of Magee and east of Castor Avenue, the use of the name Castor Gardens began in the 1950s. As people began to indicate a preference for Castor Gardens as opposed to Oxford Circle, the name was applied to a larger and larger area, first encompassing the newest row homes in the area (north of Tyson Avenue) and eventually encompassing the entire area formerly known as Oxford Circle, while that name was relegated to the homes located south of Oxford Avenue which were older and smaller homes mostly built in the 1920s and 1930s. The housing stock in Castor Gardens were built as early as the 1930s, with construction halted during the years of World War II. The housing boom after World War II fueled additional construction,