Caltech Y: Making a World of Difference


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

Caltech Y Office Closed

March 22nd - 23rd

Due to building works and maintenance, the Caltech Y Office will be closed on Wednesday, March 22nd and Thursday, March 23rd. For inquiries at this time, please contact




Make-A-Difference Day

Saturday | April 8th | Sign up now!

The Caltech Y is partnering with agencies from all over Pasadena and the greater LA region for one day of community service. You can choose to work with kids or animals, do construction or outdoor projects or visit with the elderly. Projects are led by other students and will be 3.5 to 6 hours - including travel, depending on the project. Meals, transportation, and t-shirts are provided.

For more details on the projects and to sign up, please visit and rank your preferences on the web form. Regular registrations are requested by Tuesday, April 4th but we will continue to add volunteers in as space allows.


Caltech Y Spring Friends Dinner

With guest speaker Dr. Charles Elachi

Please join us for our Spring Friends Dinner on Thursday, April 20 with Dr. Charles Elachi, JPL Director (2001 - 2016) as our guest speaker. Dr. Elachi will be speaking on 'The Golden Age of Exploration'. To secure your seat, please RSVP by Monday, April 10 HERE.




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.


Caltech Y Centennial Video

Produced and directed by Iram Parveen Bilal

A brief historical overview on the relevance and birth of the Caltech Y, produced and directed by Caltch Y Board Member and Caltech Alumna Iram Parveen Bilal.

Watch the video here!