• As seen in the Napa Register!Over 30 Justin-Siena students recently showcased their Passion Projects – purpose-driven initiatives developed to tackle...
  • What does it mean to be always, “in the Holy presence of God?’ Join Mr. Ryan Christ, our Director of Campus Ministry, as he shares ways we walk alon...
  • Congratulations to Griffin Messenger '26 (Davidson College, Division I) and Caiden Grimmer '26 (University of Texas at Dallas, Division II) on their c...
  • Held on August 15, The Feast of the Assumption of the Blessed Virgin Mary served as an inspiring occasion to help mark the beginning of the 2025-26 sc...
  • “TASTE of Justin-Siena” is one of the most anticipated evenings of the year—a dynamic, community-driven celebration that brings together the best of N...
  • ️Welcome to the 2025-2026 school year, Braves! 🤩Let’s make it a good one! #allheart #justinsiena
  • We are excited to *officially* welcome the class of 2029 to Justin-Siena for our annual orientations--building an Inclusive Community right from the s...
  • Last week was an exciting one on our campus as we welcomed over 200 kids to participate and play in our annual girls volleyball, co-ed soccer, and bas...
  • Congratulations to our outstanding student-athletes and coaches who throughout the year have represented our school and programs with competitive spir...
  • Summer Camps are ready for tip off!Enjoy a quick look behind the scenes of our girls hoop and ALLHEART Art camp!Last week was another packed house wit...
  • Mark your calendars! Our 2025-26 signature events are not to be missed! ️ Stay tuned as we roll out details—but for now save the dates and get ready t...
  • Let's all take one last moment to celebrate the 2024-25 school year! Check your inboxes later today for a complete Spring recap in the Braves Bulletin...
  • ️ The 56th Commencement Ceremony for Justin-Siena High School@shelbypadgett.photography #allheart
  • Scenes from the Class of 2025's Baccalaureate Mass ️@shelbypadgett.photography #allheart
  • Celebrating the Justin-Siena Class of 2025!@kathykellebrewstudios #allheart
  • Our Parent Association is inviting any and all volunteers to help with next week's Baccalaureate Mass and Graduation Ceremony. Follow the link to brow...
  • Congrats to our VVAL champion track & field girls team! Nearly 30 boys and girls athletes qualified for this weekend’s NCS meet, including our record...
  • As we celebrate the Feast Day of St. John Baptist de La Salle, we are excited to announce that Justin-Siena High School was nominated for Achievement...
  • NCS Champs! #allheart
  • Let Us Remember...All are invited to celebrate the life ofJohn Hilliard Dodd '76 on May 31 in the Christian Brothers Center Courtyard. Born on August...
  • Good morning from Silverado! Tee off for the Justin-Siena Classic is coming up! But first, a special THANK YOU to our event sponsors! Go Braves! #all...
  • Another VVAL banner is going up in the Colin Chadwick '08 Team Center!@kathykellebrewstudios #allheart
  • Happy Teacher Appreciation Week!We want to give you an opportunity to show a little love to the educators at Justin-Siena! Instead of giving material...
  • Not one, not two, but THREE more VVAL titles!Boys Golf with the undefeated three-peat!Girls Lax finishes off the regular and postseason VVAL sweep!Boy...
  • Having recently completed our search and interview process, Justin-Siena High School is pleased to announce the hiring of Andrew Bettencourt ‘02 as th...
  • Youth Summer Camps are coming up!Make Maher Street your home for the summer! Our popular camps have been filling up fast. Take a look at this year's o...
  • FOUR IN A ROW! Congrats to our 4x VVAL champs! #allheart
  • ICYMI: Last week's Braves Bulletin highlighted:️ Our Latinos Unidos and Friday Night Live students coming together for an Easter service project The w...
  • Highlighting our annual Founders Week awards prayer service was celebrating Ms Mary Alice Spinelli (Distinguished Lasallian Educator), Ms. Khiely Jack...