COS Campuses Closed on Fridays During the Summer: The COS Weed and Yreka Campuses will be closed every Friday beginning June 6 and ending August 7.  During the summer, both campuses will be open Monday - Thursday, 7:30AM to 5:30PM.

Events & Announcements


Community Invited to COS Welding Lab Open House Event: Friday, October 17 beginning at 4PM, Weed Campus Welding Shop.  Come see the newly up-graded Welding Shop, enjoy a BBQ dinner (RSVP - 938-5512), and live music.

COS Football vs. American River College: Saturday, October 18 at 1PM (Weed Campus Stadium). FREE Tailgate Party - 11AM to 1PM, next to the COS Tennis Courts.  Go Eagles!

COS Choirs to Present FREE Community Concert: Saturday, October 18 at 7PM, COS Theater.  Doors will open at 6:30PM.

Register to Vote: Last day to register to vote for the November election is October 20th.

NAVIGATOR: the campus-wide program of instruction, services, and student responsibilities to help you find and follow a direction for college and career. Etudes
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View the Student Success Scorecard for College of the Siskiyous

Student success data
from the Chancellor’s Office