Principal Rook

Tomorrow is the big day! We celebrate the incredible journey of the Ontario High School Class of 2025 as they take the stage and step into their future. Caps? Ready. Dreams? Set. The countdown? OVER. Let’s light up the night with pride and unforgettable memories! #OHSGrad2025

Share this. Hopefully her family finds her.

Schools are closed today in observance of Martin Luther King, Jr. Day. Rest in Peace Dr. King.

@justinboone New to Fantasy Football Thank you for all the help. In a ppr I have Chase brown, J. Warren, Skattebo, Najee & T. Henderson at RB. Should I try to P/U Sampson for Ayomanor, Najee or Strange all on my bench.

Congrats to our boys polo team on their victory v, Jurupa Valley!!! Way to go Jags!!!

@neeimasqueta No question MJ

Who’s the greatest scorer here?

OHS strings concert!!! Great night we are proud of all our Jags who performed! Great show!

Huge congrats to Paul & Karen Larson—recipients of the Community Service Award at Ontario High! From building sets to mentoring students, their passion for theatre & education has touched generations. Thank you for your tireless devotion & love for the arts! #CommunityChampions

Big congrats to Adrian Martin of Ontario High for earning the Special Service – Classified Award! From leading English Learners to coaching with heart, Adrian goes above & beyond to uplift students and build school spirit. A true role model in CJUHSD! #OntarioHigh #EdLeadership

To all our Jaguar Moms — thank you for your fierce love and endless support! Today, we celebrate you — the heart of our Jaguar family. Your strength, kindness, and dedication make our Ontario high schools shine brighter every day. Happy Mother’s Day! 🐆♥️ #JaguarPride #JaguarMoms

We had a great time with Ontario High’s 9th graders during our True Colors activity! 🎨💬 Students explored their personalities and how they connect to future majors & careers. Big thanks to our volunteers & OHS staff for supporting student success beyond high school!

OHS band and OMSD band show collaboration! OHS band did an amazing job and we are looking forward to OMSD students coming to OHS and joining our Music Program!! Great job Jags!

We’re kicking off Teacher Appreciation Week at Ontario High School by celebrating the incredible Jaguar educators who inspire, lead, and uplift every day. Thank you for all you do—this week is for YOU! 🐆♥️ #TeacherAppreciationWeek #OHSJaguars #ThankYouTeachers

Opening night of OHS dance show!!! Please come out tomorrow night at see this amazing show. Show starts tomorrow night at 7pm in the OHS auditorium!!! Go Jags!!!

HISTORY MADE! For the first time ever, both Ontario HS Boys & Girls Track Teams are Mt. Baldy League CHAMPS — and they did it UNDEFEATED! Proud of our Jaguars for this legendary season! #WeAreO #JagPride #MtBaldyLeague #TrackChamps #Undefeated

@Rainmaker1973 Recipe

A trick to cook chicken [🎞️ foodyamazeofficial]

Congratulations OHSEC on setting a new school record with a score of 89.1!! 🙌🐆♥️

Happy Teacher Librarian Week Mrs. George! We love you and appreciate you!!! #jagpride

It’s #NationalLibraryWeek and we’re celebrating the amazing Mrs. George — the heart of Ontario High’s library! From book recs to research help, she makes our library a place of learning, curiosity & calm. Thank you, Mrs. George! #ThankYouMrsGeorge #OntarioHigh #LibraryLove

Happy National Assistant Principals Week to the true MVPs of Ontario High! From hallway heroes to pep talk pros, you keep us running smooth & smiling. Thanks for the support, the solutions, and the heart you bring every day! We appreciate you! #AssistantPrincipalsDay #ThankYouAPs