The Park Ridge Public Library serves residents and businesses of the city of Park Ridge, Illinois. Park Ridge is a northwest suburb of Chicago. The library serves a population of 39,650 residents and is located at 20 South Prospect Avenue, Park Ridge, Illinois 60068 in the Uptown neighborhood. The purpose of the Park Ridge Public Library is to advance human knowledge and understanding by providing access to information, literature, technology, and the arts relevant to the community it serves.