COHS Showcase Night - Wed, March 18th, 5:00-7:00p Come and see all the great things that Charter Oak High School has to offer!
CAASPP Testing in March Please see Mrs. Hope's Parent Letter regarding the upcoming CAASPP testing, dates, and how to help prep your student for success.
Mark Your Calendars! Hello COHS Families,Please mark your calendars! We would like to share a couple of important school calendar updates:High School Showcase Night will take place on Wednesday, March 18th.Our minimum day originally scheduled for March 19th has been moved to Friday, March 27th.Thank you for your understanding, and we apologize for any inconvenience this change may cause. We appreciate your continued support!
Principal's January Newsletter Happy New Year! Welcome to Second Semester! Please click on the image to read the January Newsletter!
Principal's November Newsletter 2025 Please see the attached link to read up on the most recent Principal's Newsletter.
Get your Glendora Library Card! Your Student Success can be elevated with a Glendora Library Card! Get yours today!
Free After School Tutoring Need a little homework help? Join Peer-to-Peer Tutoring after school in the COHS Library! Get support from fellow Chargers in Math, English, Science, Social Studies, and more — Tuesday through Thursday, 3:15–4:15 p.m.
ESGV SELPA Community Advisory Committee For those new to our community, the ESGV SELPA CAC is a collaborative effort that includes Parent Representatives from 16 local educational agencies (LEAs), students, educators, and our local Family Resource and Empowerment Center (Parents’ Place).
