Rialto Unified School District

Official page of the RIALTO UNIFIED SCHOOL DISTRICT, a nationally recognized school district, informing, sharing and promoting news/announcements. 909.820.7700

[Rialto Unified School District @RialtoUSD]

The stars are aligning for the 20th Annual RITZ Gala! 🌟🎩

Featuring incredible @RialtoUSD student performances and hosted by the one and only Joel Greene! 🎤✨

🗓️ Sat, April 25 | 5:30 PM
📍 W.A. Carter HS Theatre Hall

Get your tickets today: https://t.co/vGVenhAFfq

[Rialto Unified School District @RialtoUSD]

🎄✨ Season’s Greetings from Rialto USD ✨🎄

As the year comes to a close, the Rialto USD Board of Education and Superintendent Dr. Álvarez share their appreciation for the dedication, resilience, and spirit of our students, staff, families, and community.

Happy Holidays!❤️💚

[Rialto Unified School District @RialtoUSD]

Dear RUSD Community,

The lockdown at Rialto High School has been lifted. After a thorough check of the campus, San Bernardino Police Department confirmed there was no threat on campus. The all clear has been given, and regular school operations have resumed.

[Rialto Unified School District @RialtoUSD]

Last night, at the direction of the Rialto Unified School District Board of Education and Interim Superintendent Dr. White, Simpson Elementary School was opened as a shelter for families displaced in the apartment complex fire off of Cactus Avenue in Rialto. Thank you to our local firefighters, the Red Cross, District and school leaders, and parent volunteers. 

Please use the links below to support:

United Way 
https://t.co/7oMN860IqV

Red Cross 
https://t.co/Zb8XqE7K59

[Rialto Unified School District @RialtoUSD]

🆕📣 The Rialto USD Board of Education has chosen Dr. Alejandro Alvarez as the next Superintendent, pending final approval.

A veteran educator, Dr. Alvarez is committed to student success.

Click to read the full press release➡️ https://t.co/1sJpbaDxA4

[Rialto Unified School District @RialtoUSD]

🔥🏈 Pride on the line as crosstown rivals square off! ⚔️🦁

Join us Friday, Oct. 24, as the Carter HS Lions defend their home turf against the Rialto HS Knights in a battle for RUSD bragging rights! 📣

⏰ Senior Night festivities begin at 5:30PM, kickoff follows at 7PM.

[Rialto Unified School District @RialtoUSD]

📚 The big day is almost here! RUSD’s Family Summit returns Oct. 25 at Carter HS!

Join us for a celebration of literacy, unity & family empowerment — featuring speaker Julie Chávez Rodriguez, civil rights advocate & granddaughter of César Chávez.

🔗 https://t.co/x8ZGvtSMRb

[Rialto Unified School District @RialtoUSD]

The positive energy is contagious at Frisbie Middle School! 💙✨

Our Classified employees practice kindness and support students every day. A huge shout-out goes to Safety Officer Wilson at Frisbie MS for starting birthday celebrations with a song during lunch hour! As a former RUSD student himself, he knows how to connect with our Falcons and make them smile.

Enjoy this "60 Seconds of Smiles" from Frisbie MS, where our staff is building a caring and positive culture every single day!

[Rialto Unified School District @RialtoUSD]

A brief lockdown at Milor High School, Zupanic Virtual Academy, and Milor Life Skills was lifted at 2:17 p.m. We thank you very much for your support, trust, and understanding as we work closely with local law enforcement and our Safety Services to ensure the safety of our students and campus.

[Rialto Unified School District @RialtoUSD]

The lockdown at Carter High School has been lifted. We thank you very much for your support, trust, and understanding as we work closely with local law enforcement and our Safety Services to ensure the safety of our students and campus.

[Rialto Unified School District @RialtoUSD]

The precautionary lockdown at Eisenhower High School has been lifted. We thank you very much for your support, trust, and understanding as we work closely with local law enforcement and our Safety Services to ensure the safety of our students and campus.

[Rialto Unified School District @RialtoUSD]

Eisenhower High School is on a precautionary lockdown. The Rialto Police Department is working with the Rialto Unified School District. Principal Kristal Henriquez Pulido has notified families. We will provide an update when PD releases more information. Thank you for your support.

[Rialto Unified School District @RialtoUSD]

Carter High School is on a lockdown. The Rialto Police Department is working with the Rialto Unified School District. Principal Kristy Streff has notified families. We will provide an update when PD releases more information. Thank you for your support.

[Rialto Unified School District @RialtoUSD]

Earlier today, Rialto High School was placed on lockdown out of an abundance of caution due to the reported threat of an active shooter. During the lockdown, students and staff remained safe at all times. San Bernardino PD confirmed there were no active shooters, no shots fired, and no weapons found on campus. Safety protocols were followed to ensure the well-being of our school community. We appreciate our local law enforcement, Rialto USD Safety Services, and your patience, trust, and support. Thank you.

[Rialto Unified School District @RialtoUSD]

In cooperation with the San Bernardino and Rialto Police Departments, Rialto High School was placed on a safety lockdown on Monday, September 29, 2025. At 2:45 p.m., students were reunified with their parents/guardians. Thank you for your cooperation and patience.

[Rialto Unified School District @RialtoUSD]

Rialto High School is currently under lockdown. The San Bernardino and Rialto Police Departments are responding to an alleged threat. We will keep you updated. Rialto High School Principal, Dr. Caroline Sweeney, has informed families.

[Rialto Unified School District @RialtoUSD]

Big things are happening in Rialto USD this fall! 🙌 From cultural celebrations to family learning, Rialto USD is bringing our community together.

Join us for:
🎉 ¡Viva la Fiesta!: Sept. 27
👨‍👩‍👧 Family Summit: Oct. 25
💀 Día de los Muertos: Oct. 30
📚 Book Mania: Oct. 31

[Rialto Unified School District @RialtoUSD]

🤝✨ While you are having a Terrific Tuesday, remember Rialto USD students and staff have a mindset of Believe, Achieve, and Succeed.

With Unity, we are stronger for our students and each other!

🌟🎓🏆

[Rialto Unified School District @RialtoUSD]

📢 On behalf of the Rialto USD Board of Education, please view this special message from Board of Education President Dr. Stephanie E. Lewis.

Our Board of Education is seeking your voice to participate in the Superintendent Search. Your feedback is valuable!

[Rialto Unified School District @RialtoUSD]

🚀 It’s here! RUSD Back to School Nights start tonight with our middle schools! 📚

Walk the halls, meet teachers, and see what’s ahead for your student this year. Let’s kick off a successful school year together!

📅 MS – Aug 13 | ES – Aug 14 | HS – Aug 28