News & Events

Major Renovation Transforms Middle Form Science Labs

Two modernized science classrooms at the Siboni Arts & Science Center now feature flexible learning spaces and environmentally-friendly design, enriching the teaching experience and helping to boost student engagement and performance.

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Global Calendar

Athletics Calendar


Christmas break is December 21 - January 2! We will see everyone back on campus January 3.

K-12: Confident & Questioning
K-8: Traditional & Transformative
High School: What You Know
& How You Think


1050+ K-12 students across two campuses

130 years

A San Francisco institution since 1887

200+ Schools

Spanning 30 countries & six continents

160+ Faculty

Including educational thought leaders

Student Profiles

Scarlett | Grade 5

I like that we have an all girls school. It is a supportive and safe environment. I also like that we see boys and have recess with them.

  • Subject
  • Tradition
    Big Sisters
  • Space on Campus
    Hoffman Learning Commons
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Ronan | Grade 6

English is my favorite subject because I love to read and the library has a big selection of books. I also like English because of my teacher, Mr. Estrada. He is really good at recommending books that he knows we will like.

  • Subject
  • Space on Campus
    Art Room
  • Activity
    Field Trips
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Arianna | Grade 10

Single-sex education has really given me a newfound confidence in the classroom that I never had before. In a single-sex environment, there is no gender dominance, which makes me more likely to voice my opinion and ask questions.

  • Subjects
    English and Physics
  • Space
    Williams Library
  • Activity
    Model UN
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Jorim | Grade 12

My favorite subject is English. Our teacher tries to relate our class discussions to current situations, which helps me stay aware of what's going on around the world.

  • Subject
  • Tradition
  • Activity
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Owen | Grade 12

My favorite subject is journalism. It gives me the opportunity to lead others and pursue my passion while benefitting my community.

  • Subject
  • Tradition
    Rivalry Game
  • Activity
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Independent, Catholic, K-12, Sacred Heart education in the heart of the city, since 1887

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