WeRtheO

CIF Playoffs Round Two. FINAL AB Miller 25, Ontario 20. Valiant effort! Congratulations Jags on a historic season. @OntarioHS @WeRtheO

CIF Playoffs Round One. Halftime: Ontario 21, Bolsa Grande 0.

Congrats to our OHS flag football teams victory over Fontana High School!!! Great job Jags!!!

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

Ended summer football with a great joint practice with @WeRtheO. Great competition all around — both teams got better. Big thanks to Coach Bud for hosting us. Best of luck this season.

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

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

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

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

Happy National School Principals Day to the best team ever! We appreciate you all so much! @CJUHSD @EtiwandaRed @MontclairCavs @AltaLomaHigh @OntarioHS @AltEdCenter @LOHS_Grizzlies @Colony_High @AzAikens @ChaffeyHSTigers @ChaffeyAdult

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

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

Congrats to our OHS baseball team on their league win over Diamond Ranch 4-3!!!! Go Jags!

RSA Inland Empire All-Star Basketball Classic 💥 TEAM ROSTERS – ANNOUNCED ON FRIDAY! 💥 📅 GAME DAY: Sunday, April 13th 📍 Location: Moreno Valley High School 🎉 TEAM RIV: 🏀 Julia Wilson (Rancho Christian) | Gonzaga 🎉 TEAM SB: 🏀 Jayda Cobbs (Ontario) | UC Riverside

Great job Achievement!!! #jagpride