Hours
Regular Hours
Thursday, Friday, Saturday, Monday: 9:30 AM – 4:30 PM
Sunday: 11:00 AM – 4:30 PM
Tuesday and Wednesday: CLOSED
Last Entry to the building: 30 minutes before close
Regular Reservation Hours
Monday through Saturday: 9:00 AM – 4:30 PM
Sunday: 10:30 AM – 4:30 PM
Reservations Phone Number: 314.289.4424
Membership Services Contact Information*:
Membership Phone Number: 314.289.4414
Monday through Friday: 9:30 AM – 4:00 PM
Saturday: 9:30 AM – 2:00 PM
Sunday: CLOSED
You can also email us at memberships@slsc.org
Memorial Weekend Hours – May 25, 26, 27
5.25 / 5.26 Saturday & Sunday : 9:30 AM – 5:30 PM
5.27 Monday : 9:30 AM – 4:30 PM
Last Entry to the building: 30 minutes before close
July 4 Weekend Hours – July 4, 5, 6, 7
7.4 Thursday: 9:30 AM – 4:30 PM
7.5 Friday: 9:30 AM – 7:30 PM
7.6 / 7.7 Saturday & Sunday: 9:30 AM – 5:30 PM
Last Entry to the building: 30 minutes before close
Summer Hours – Starts May 30
Thursday, Saturday, Sunday, Monday: 9:30 AM – 4:30 PM
Friday: 9:30 AM – 7:30 PM
Tuesday and Wednesday: CLOSED
Last Entry to the building: 30 minutes before close
*Hours may vary. Changes to these hours will be communicated on our homepage and on our Facebook, X, and Google pages.
Plan Ahead
Some exhibits, attractions and spaces may be closed at this time. Please check our daily schedule or call 314.289.4400 for more information.