Caltech Y: Making a World of Difference


The Caltech Y enriches student life and challenges students to grow into responsible citizens of the world.

Y-Hike 2016

Monday, September 12th - Sunday, September 18th

The annual Y-Hike to the Sierras is a spectacular way to begin your Caltech Adventure! On the Y-Hike, organized and led by current Caltech students, you will backpack in the magnificent High Sierras of California.  Our group will be divided into smaller student led backpacking teams based on participant trip preference. . . so everyone from the novice to the seasoned outdoor enthusiast is welcome to join in on the Y-Hike.

More Info.

Summer Office Hours

During Summer Break, the Caltech Y is closed for lunch break from 12pm - 1pm

Summer Schedule:

Monday - Friday 9am-12pm; 1pm-5pm






Caltech Y Office Closed

Wednesday, July 27th and August 3rd

The Caltech Y office will be closed on Wednesday, July 27th and Wednesday, August 3rd for summer cleaning and inventory.
For more information contact us at




Caltech Y Turns 100!

Caltech Y Centennial Website

As we celebrate our centennial anniversary, the students, staff, and Board of Directors of the Caltech Y invite you to connect, or reconnect, with us during this important milestone in our organization’s history and join in our celebration in making a world of difference for 100 years and beyond! Check out our centennial website to stay up-to-date on Caltech Y centennial events and news.