About Half Century Club

Come back to Pasadena for a weekend of activities celebrating Half Century Club alumni and the newest Half Century Club inductees from the Class of 1975. The Half Century Club welcomes all alumni who graduated 50 or more years ago.

Friday, May 16 to Sunday, May 18, 2025

Caltech Campus
Pasadena, CA

Return to this page early 2025 for the event schedule, registration, and details on planning your visit. For Half Century Club related questions, email info@alumni.caltech.edu.