The Capac Public Library is a member of the Saint Clair County Library System that serves 1,977 residents in the Capac area of Saint Clair County. The Library System maintains 459,905 volumes and circulates 594,017 items per year. Capac Public Library is housed in a 5,319-square-foot building and operates from 9 AM Monday to Saturday. It provides a meeting room, public computers, hotspot lending, color printing/copying/scanning, faxing services, and a variety of programs for all ages.