San Mateo County Libraries will be closed and Customer Care will not be available from Sunday, May 29 - Monday, May 30 for Memorial Day.

We will be performing system maintenance on Monday, May 23 from 10:00 PM until 6:00 AM on Tuesday, May 24. This will impact parts of smcl.org and our mobile app. We apologize for any inconvenience.

To prepare for the opening of our new Atherton Library in the spring of 2022, our temporary library will be closed beginning Sunday, December 5. Learn about your alternative options for picking up your Atherton Library holds and using library resources.