• 1970 -- Christian Heritage College Library established by Mrs. Henry Morris.
• 1974-1980 -- Dr. Arnold Ehlert served as library director ; The college applied for WASC (Western Association of Schools and Colleges) candidacy.
• 1980-1991 -- Mrs. Margaret Hills served as director ; the library becomes a member of OCLC (electronic resource sharing cataloging and interlibrary loan utility).
• 1981 -- The library started cataloging its materials on OCLC.
• 1991-1999 -- Ms. Mona Hsu served as library director ; instrumental in meeting all library accreditation requirements set by WASC.
• 1999 -- Ms. Ruth Martin joined the library as Director of Library Services.
• 1999 -- 5 research databases offered via the library website.
• 2000 -- Joined the State-wide California Electronic Library Consortium (SCELC).
• 2000 -- San Diego Christian College and Southern California Seminary (formerly Southern California Bible College & Seminary) merged their library operations
• 2001 -- Retrospective conversion of the library catalog cards to electronic records ; 18 research databases available ; 24 public library computers were replaced, and a small library computer lab (the Cayot Room) for teaching information literacy skills to students was added.
• 2002 -- The online circulation system was phased in along with remote access to the library catalog & the card catalog cabinets removed from the library.
• 2003 –- Acquired periodicals management software, Serials Manager
• 2004 –- Provided linking feature to all databases that offer full-text via Serials Solutions
• 2005 -- Joined the Christian Library Consortium for resource sharing among other member institutions.
• 2006 -- All library records to Online Library Computer Center (OCLC) to reload into WorldCat database (for cataloging and interlibrary loan services), migrated to a web-based integrated library catalog, and updated student authentication protocols for remote access to the databases.
• 2007 -- Increased electronic resources for e-books (45,000) and e-journal databases from 8 databases in 1999 to over 60 databases in 2007 (all remotely accessible 24/7 via the library web site).
• 2008 –- Grant money received to increase electrical outlets for laptop use and increased public workstations from 24 to 32; subscribed to 64 research databases
• 2009 –- Awarded $15,000 from foundation to purchase access to online resources; library provides access to over 55,000 ebooks; access to over 11,000 online and print journals
• 2010 -- Over 80 web accessible research databases available with the purchase of nearly 2,000 eBooks as well as the ATLA Historical Monograph Collection Series 1 and 2 with 30,000 online titles from the 13 century through 1923.
• 2011 -- Agreement with OCLC to be an early adopter for the Web-scalable Management System to replace the current library catalog

Since no library has limitless resources, libraries must work together to bring their patrons valuable access to materials. Consortium and resource sharing efforts are important in providing access to materials.

• American Library Association (ALA) -- institutional membership.
• Christian Library Consortium -- institutional member -- Promotes the sharing of resources between institutional members, and participation in the OCLC access group, Christian Library Network: CL@N.
• OCLC, the world's largest library consortium, which provides access to an information-sharing network of libraries. Interlibrary Loan is a cooperative borrowing and lending service among these thousands of libraries. OCLC institutional symbol: CHCA.
• Southern California Theological Library Association (SCATLA) -- institutional member (SCS only) -- A cooperative arrangement between 21 theological libraries in southern California. It allows graduate theology students and theology faculty members to visit and borrow materials from participating libraries.
• Statewide California Electronic Library Consortium (SCELC) -- Established to develop resource-sharing relationships among the libraries of private academic institutions in California. Through this consortium the library is able to provide access to a number of web-accessible electronic resources.