All libraries are CLOSED due to poor air quality. Online services are available.
For updates visit

The Libraries are resuming limited in-person research activities by appointment only as part of the University's Research Restart Plan.
Learn more about the Libraries' entry requirements and available services.

This location is currently closed.


Mail Stop 82 2575 Sand Hill Road Menlo Park, CA 94025-7090


The SLAC Research Library Reading Room is located in the lobby of Building 050, situated half-way around the Loop Road on the SLAC Campus, which is west of the main Stanford Campus at 2575 Sand Hill Road.

Transit and Parking 

All visitors to the SLAC site must show valid government or Stanford University identification upon entering the site. Parking at SLAC is free, but limited. The SLAC line of Stanford’s free Marguerite Shuttle runs regularly, and has a stop directly across from the front door of Building 050.


Most of the SLAC library collections are either electronic or remotely stored hard-copy materials. Library users are encouraged to email requests to SLAC Library staff will respond to the requests as soon as possible.


The SLAC Research Library supports research needs in the fields of photon science, particle physics and astrophysics, environmental safety and health, and computing and engineering.