The Atherton Library serves about 7,193 residents in the city of Atherton in San Mateo County, California. The library is one of the San Mateo County Libraries and maintains about 499,700 books and serial volumes with about 3.3 million items circulated annually, including print books, DVDs, and music. It offers mobile hotspots, curbside services, and events such as toddler storytime, Art, and STEAM activities.