The Dewhirst-Catalina Branch Library serves about 6,738 residents of Catalina, a census-designated area in Pima County, Arizona. The library is a part of the Pima County Public Library, which maintains over 1.2 million volumes and circulates six million items per year, including electronic resources on genealogy, business, jobs, and career development. It opened its doors in 1989 and offers computers, WiFi, meeting rooms, and events such as Author Talk, Online Tutoring, and Business Safety, Health, and Environment programs.