- On Wednesday, December 13, our website may be temporarily unavailable between the hours of 9:00 and 10:30 p.m. due to scheduled server maintenance.
- Mercer County Library Named 5-Star Library Again
- SCHEDULED CLOSINGS: All Mercer County Library System Branches are closed on Sunday, December 24 for Christmas Eve and Monday, December 25 for Christmas.
- If you are looking for ways to help areas recently affected by devastating hurricanes, visit HelpNJNow.org
- Mercer County Library Featured Programs