Castlewood Library opened in 1982 and is located at 6739 S. Uinta Street in Centennial, CO. Prior to the opening of this library Walnut Hills Library served this community.
Byers Library moved to this modular building in 1984 and was renamed the Ann E. Kelver Library in honor of the Library District's first Director who retired that same year.
Walnut Hills Library located in the Arapahoe Bank and Trust building at 7777 E. Arapahoe Rd. (1974-1980). The new Castlewood Library replaced Walnut Hills Library in name and location in 1982.
John V. Christensen Library at Western Federal Savings building. Southglenn Library was renamed the John V. Christensen Library from 1973-1978. The name was then changed back to Southglenn Library.