Hours and location

Library hours

  Monday-Thursday Friday Saturday Sunday
Regular 9:00am-7:00pm 9:00am-5:00pm Closed Closed
Summer 9:00am-5:00pm 9:00am-5:00pm Closed Closed
Intersession 1:00pm-5:00pm 1:00pm-5:00pm Closed Closed

See building hours below for more details.

For holiday hours and closures please see the full calendar.

Hours for all Stanford University Libraries

Sapp Center building hours


8:00am-5:00pm, open to all (5-9pm, valid Stanford ID required)

(After 5 pm, fee-based cardholders must call the Science library for entry.)

Saturday Valid Stanford ID required
Sunday Valid Stanford ID required


Robin Li and Melissa Ma Science Library
Sapp Center for Science Teaching and Learning
376 Lomita Drive
Stanford, CA 94305-5070

View map & directions to the Science Library