Justin Siena High School | Best Boarding Schools
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Justin-Siena High School is a boarding school in Northern California that provides an excellent education and prepares students for life in college and beyond. 
Located in the San Francisco Bay Area, Amerigo San Francisco combines a rigorous academic program with a scenic, supportive environment. Students attend Justin-Siena High School in Napa Valley and take advantage of a holistic college-preparatory curriculum designed to train students for competitive colleges and universities. Advanced coursework is complemented by a competitive interscholastic athletic program, an award-winning performing arts department, and an array of co-curricular opportunities designed to develop students into well-rounded adults. Situated on nearly 40 acres in the beautiful region of Northern California, the Justin-Siena facilities include scientific and academic research centers, an athletic stadium and a center for the performing arts. Students live in an on-campus dormitory with a swimming pool and have full access to the school grounds and facilities. 

 As a college preparatory school, the curriculum is designed for students to be competitive for college placement, while helping them to be inspired young men and women, to apply their knowledge for the benefit of others, and to embrace their bravery from within.

School size and facilties

40 acre, park-like
1:1 iPad program
Wi-Fi enabled campus
Technologically advanced classroom equipment including Smartboards, floor to ceiling white boards, computers, 3D printer, maker space
Flexible classrooms, small group meeting rooms and seminar rooms
Newly renovated English and Social Studies wing
Gymnasium remodeled for Fall 2017 with new floor and seating
Weight room
Locker room
Newly remodeled, multi-purpose dining hall with stage and audio-visual capabilities. Large, comfortable student center with desktop computers, printers, multimedia access, quiet study/group rooms. 


Western Association for Schools and Colleges (WASC), Western Catholic Educational Association (WCEA), National Association of Independent Schools (NAIS)

Number of students

  Girls Boys Total
Boarding School: 25 25 50
Day School: 265 265 530

Year Of Foundation


About the school

  • Dorm facilities:
    Boarding Grades 9-12
    On-campus dormitory with private rooms and roommate suites. All rooms include a bed, dresser, desk, chair, and closet. Private rooms include a sink and students share a bathroom in their wing. Double roommate suites share a semi-private bathroom with another suite.  Additional facilities include: on-site swimming pool, garden, patio, laundry, game room, gathering space, library, sitting room, living room with TV, dining area, kitchenette and full service kitchen.

    During the school week, students have a varied program that incorporates fun, rest, activities, and homework. On the weekend, students enjoy a variety of exciting, enriching, or relaxing activities & excursions. Local attractions include  Napa Valley Opera House, Uptown Theater, Oxbow Public Market, Skyline Park. A short drive away in San Francisco, students can experience tourist attractions such as the San Francisco Zoo, Golden Gate Bridge and Park, Alcatraz Island, Muir Woods, Chinatown, AT&T Park, Museum of Modern Art, Walt Disney Family Museum. 
    On Campus
    Dormitory-style accommodation
    Roommate suites and private rooms. Students will live with a roommate and will be supervised by professional dorm parents 24/7. Students will have access to an academic suite for structured independent and small group study, education technology suite to support academic coursework, recreational suite for relaxation and socialization and high-speed Wi-Fi. Security policies and procedures are in place for optimal student safety.

Social life & attractions

Student Council
Amnesty International
BBQ Club
California Scholarship Federation
Culinary Club
Ecology Club
Friday Night Live
French Club
Italian Club
Government Club
Key Club
Literary Magazine
Medical Futures
Mock Trail
Multicultural Club
National Honor Society
Outdoor Club
Spanish Club
Student Ambassadors
Think Pink
Ping Pong Club
National Art Society
Fashion Club

Famous People Who Attended This School

Josh Jackson, Kansas University basketball
Olivia O'Brien, Singer and songwriter, Billboard Top 10
Brett Wallace, professional baseball player (MLB)

Why Should You Choose this School?

Four-year Engineering program with Project Lead the Way (application based program)
Strong science program with variety of available classes
Robotics program with two teams in the FIRST LEGO league
Sports medicine program 
Renowned performing arts program
Partnership with Napa School of Music
Education affiliate with the Lincoln Theater
Strong Film and Media Studies programs
Opportunities to network with alumni that work in Hollywood, Silicon Valley and various other industries. Venaver Service Trips across the United States. Strong retreat programs for each grade level. 

Academic life

  • What we offer ?
    AP, Honors, American High School Diploma
    AP Courses:
    English Literature and Composition
    English Language and Composition
    Calculus AB
    Calculus BC
    Physics I
    World History
    U.S. History
    American Government and Politics
    Studio Art: 2D Design
    Studio Art: Drawing
    Art History
    Chinese Language and Culture
    Spanish Language and Culture
    Special Programs: Project Lead the Way
    Foreign Languages: French, Mandarin, Spanish

  • Number of teachers and their qualifications :
  • Student/teacher ratio:
  • Average class size:
  • Number of AP courses offered:

Sport and culture

  • Sport Facilities:
    Lighted, turf stadium for football, soccer, lacrosse, track & field
    Baseball and softball fields
    Practice fields
    Recently renovated gymnasium
    Tennis courts (four)
    Weight room
    Swimming pool at Napa Valley College
    Locker room
  • Sports what we offer:
    Cross Country, Field Hockey, Soccer, Soccer, Volleyball, Volleyball, Basketball, Basketball, Cheerleading, Indoor Track , Indoor Soccer, Golf, Lacrosse, Outdoor Track, Softball

    Full-time Athletic Trainer on campus for athletic support. Sports medicine program enables students to work with a professional sports medicine trainer, assist with benchmarking of athletic performance and assist injured athletes at athletics competitions. 
  • Culture and arts:
    12 visual and performing arts productions per year
    Fine arts programs include dance, music, theater and visual arts
    Participation in the Napa Valley Film Festival

    Justin-Siena's award-winning Visual and Performing Arts Department develops creativity, collaboration, innovation and design skills in student artists, while helping them discover their own voices and their own artistry.  Students have the opportunity to perform on campus and in the local community through a comprehensive theatre program, a burgeoning choral and instrumental music program, a dynamic dance program, thought-provoking visual art, and student film production.

    The Visual and Performing Arts department staff is comprised of professional working artists and benefits from partnerships with the Napa School of Music, the Napa Valley Art Museum, and the Napa Valley Performing Art Center at Lincoln Theatre. Through the advanced curriculum and special partnerships, the Justin-Siena Visual and Performing Arts department provides a unique artistic experience in the Napa area.

Summer Programs

Youth Camps
Braves Academy
High School Summer Program

School Gallery

Justin Siena High School | Best Boarding Schools
Justin Siena High School | Best Boarding Schools
Justin Siena High School | Best Boarding Schools
Justin Siena High School | Best Boarding Schools


Location Description

Oakland International Airport (OAK) - 59mi/95km
San Francisco International Airport (SFO) - 61.6mi/98km
Sacramento International Airport (SMF) - 67mi/108km


4026 Maher Street , Napa, CA 94558, Napa, California, United States, Postcode - CA 94558
Email - info@best-boarding-schools.net

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