The Cliff Cave branch is part of the 20-branch network that is the St. Louis County Library. This branch houses a computer lab, with select units equipped with assistive technology for the visually and hearing-impaired, Internet access, Microsoft applications and software games designed for children. This library has a 2.6 million-copy collection, with more than 460,000 books in circulation, printers and self-service black-and-white and color copy machines. Different per-page fees apply.
The Cliff Cave branch has two public meetings rooms available for non-profit groups to rent for meetings, at a rental fee is $10.