Placer County Library system has eight branches plus a Library Mobile Service. More information on locations and hours: https://www.placer.ca.gov/2182/Locations-and-Hours

Libraries in Lincoln, Roseville, and the Town of Loomis are run by those cities separately from the Placer County Library system.
 
Penryn Library
2215 Rippey Road
Penryn, CA 95663
https://www.placer.ca.gov/Facilities/Facility/Details/Penryn-Library-17
CURRENTLY CLOSED