The California African American Museum collects, preserves, interprets, and displays materials that honor the contributions of African Americans to world history and culture. The museum’s art collection focuses on works created by African American artists from the 1800s to the present. It also includes traditional African art and contemporary art by those of the African Diaspora.

Collections include 5,000+ oral histories in 250 projects, representing geographical, ethnic, political, religious, and social communities of selected Orange County, Los Angeles, Southern California, and Western US locales.

The Chinese Historical Society of Southern California was founded in1975 to discover and recognize Chinese American pioneers and the history of Chinese Americans in Southern California. It also works to increase aware-ness of Chinese American heritage through public programs, education, and research. The society's holdings focus on Southern California Chinese American history.