Corrine Guillama – Sierra College

Course Numbering Changes Starting Fall 2025

Sierra College will be rolling out new course numbers in phases starting with class registration for Fall 2025.

View Course Changes

Summer Hours

Please note that all Sierra College locations will observe summer hours from May 26 to August 8, and will be closed on Fridays now through Friday, Aug. 8, 2025.

Instructional Assistant Public Safety ProgramsFire Technology

Roseville (Offices Moved to Rocklin)
RV-239
New Address: 5100 Sierra College Blvd., Rocklin, CA 95677

(916) 781-6271 cguillama1@sierracollege.edu