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Diamond Bar Library
21800 Copley Dr
Pui-Ching Ho, Library Manager
All County of Los Angeles Public Libraries are closed Monday, February 15th in observance of Presidents Day.
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Diamond Bar Library has:
Computer policies for the County Library
friends of the library
Friends of the Diamond Bar Library is a volunteer-run organization that supports the library and library events - join today to get involved!
Friends of the Diamond Bar Library provides these service(s) to support the library:
Originally opened in 1977, the Diamond Bar Library has long provided valuable services to both residents and visitors.
The Diamond Bar Library at 1061 Grand Avenue was rededicated on August 15, 1998 after renovations made possible by the City of Diamond Bar Redevelopment Agency, the County of Los Angeles, and the Diamond Bar Friends of the Library.
On July 28, 2012, the Diamond Bar Library celebrated the grand opening of the new location at 21800 Copley Drive. The new 18, 245 square foot library is located on the 1st floor of the City Hall building.
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