The Imperial County Free Library System serves about 53,000 residents in the city of El Centro and Imperial County, California. The library system includes library locations in Calipatria, Heber, Holtville, and Salton City. It maintains a collection of 48,300 volumes, with an annual circulation of approximately 40,800 items. Its items are regular books, audiobooks, eBooks, DVDs, toys, and devices such as laptops, mobile hotspots, and tablets. Services and programs available to the public include computers, internet access, adult literacy classes, book clubs, monthly craft kits, and storytime.