Los Osos High School

News & Announcements

CJUHSD Hiring Student Fair

CJUHSD Student Hiring Fair

Please sign up for the upcoming Student Hiring Fair.

College Graphic

Upcoming College and Career Events

Please join us for some great College and Career events for Chaffey District students.

Student filling out bubble answer sheet

Final Exam Schedule

View the 2023 Final Exam Schedule.

LOHS Admin Staff

2022-2023

Back to School Presentation

Free Food Distribution

Free Food Distribution

Every Third Thursday of the Month - 211 W. 5th St., Ontario, CA 91762

Last Chance to Order a Yearbook

Order Your 2023 Yearbook Today!

Last chance to order a yearbook.

Last Chance To Order a Yearbook!

Order your 2022-2023 LOHS yearbook today!

How to support students taking ELPAC

Review the 2022-2023 ELPAC Testing Dates and Resources.

Review the 2022-2023 ELPAC Testing Dates and Resources.

Trades & Apprenticeship Night

Please join us on March 9th at Alta Loma High School from 5:30pm-8:00m for our Trades & Apprenticeship Night.

Free Tax Preparation

Volunteer Income Tax Assistance (VITA) - Free Tax Preparation

Register now for your appointment!