Hercules Library is a branch of the Contra Costa County Library system. Visit us at 109 Civic Drive, Hercules CA Browse our collections, discover digital resources, and find information on all of our upcoming events on the library's website ccclib.org Hercules Library is open: Tues 10-8 | Wed 10-8 | Thurs 10-8 | Fri 9-5 | Sat 9-5 | Sun & Mon CLOSED
