Amerigo Napa Valley Justin-Siena High School

4026 Maher St.
Napa, CA 94558
Amerigo Napa Valley Justin-Siena High School Photo #1 - Amerigo Napa Valley partners with Justin-Siena High School to provide boarding students with a premier university-preparatory education.
Amerigo Napa Valley Justin-Siena High School Photo #2 - Amerigo Napa Valley students are expertly cared for by a professional residential life staff.
Amerigo Napa Valley Justin-Siena High School Photo #3 - Students live and learn on a 40 acre, park-like campus just minutes from downtown Napa and a short drive from San Francisco.
Amerigo Napa Valley Justin-Siena High School Photo #4 - Justin-Siena has a thriving, award-winning, Theatre program that produces over five productions each year.
Amerigo Napa Valley Justin-Siena High School Photo #5 - Each student resident living in the on-campus boarding house enjoys his or her own room with closet and sink.
Amerigo Napa Valley Justin-Siena High School Photo #6 - Each resident enjoys his or her own room with closet and sink.
Amerigo Napa Valley Justin-Siena High School Photo #7 - Over 80% of our students participate in Athletics. We have a certified Athletic Trainer on staff full-time to keep our students safe.
Amerigo Napa Valley Justin-Siena High School Photo #8 - Community is important. Our students have many opportunities to build community through service, retreats, homecoming, sports, clubs, and activities.
Amerigo Napa Valley Justin-Siena High School Photo #9 - Justin-Siena offers 29 AP, Honors, and Advanced courses, Engineering, Arts, and elective choices.
Amerigo Napa Valley Justin-Siena High School Photo #10 - Teacher make a lasting impact on students lives providing top-quality academics and teaching life lessons to prepare students for success in life at university and beyond.
At Justin-Siena High School, students attend an elite private high school where they have access to top programs, facilities and more. Justin-Siena's robust offerings include a strong visual and digital program, an engineering program for high-achieving students and an interscholastic athletics program.

Top 20 Placements

Amerigo Napa Valley Justin-Siena High School is listed among the top 20 boarding schools (out of 307 schools) for:

Definition of Terms
 | 2020 School Data
Amerigo Napa ValleyBoarding School Avg.
School FocusCollege PrepCollege Preparatory
Grades Offered9-129-12
School TypeCo-edCo-ed
Religious AffiliationCatholicNon-denominational
Year Founded19661907
Campus Size40 acres125 acres

Student Body

Enrollment580 students302 students
% Students of Color
% International Students
% Students Boarding
Average SAT Score1202* National Avg. »View
Average ACT score28*National Avg. » View
Offers Post-Grad YearNoNo

Academics and Faculty

Saturday ClassesNoNo
Classroom Dress CodeFormal
(Uniform polo shirt, uniform skirt and shorts, jeans, khaki colored pants)
Average Class Size20 students12
*National School Avg. » 20
Student : Teacher Ratio12:17:1
# of AP / Advanced Courses Offered3318
ESL Courses OfferedYesYes
% Faculty with Advanced Degree
Summer Program OfferedNoYes


Yearly Tuition
(Boarding Students)
(Tuition, room, board, activities and programs)
Yearly Tuition
(Day Students)
Merit Scholarships OfferedYesNo


Application DeadlineNone / RollingJan. 15
SSAT RequiredNoYes
Acceptance Rate
Director of AdmissionsRaj Patel

Course Listings

List of Courses OfferedLink to List of Courses

AP / Advanced Courses

# of AP / Advanced Courses Offered3318
CoursesAdvanced Choral, Advanced Dance, Advanced Instrumental Music, Advanced Studio Art, Advanced Theater, AP American Government, AP Art History, AP Biology, AP Calculus AB, AP Calculus BC, AP Chemistry, AP Computer Science, AP Economics, AP English Language, AP English Literature, AP Micoeconomics, AP Physics, AP Spanish, AP Studio Art, AP United States History, AP World History, Honors Algebra II, Honors Chemistry, Honors English 11, Honors English 12, Honors English Language Literature, Honors Geometry, Honors Physics, Honors Pre Calculus, Honors Spanish II, Honors Spanish III, Pre AP English Language and Literature


# Interscholastic Sports Offered1516
SportsBaseball, Basketball, Cheering, Cross Country, Football, Golf, Lacrosse, Soccer, Softball, Swimming, Tennis, Track and Field, Volleyball, Water Polo, Wrestling


Total Extracurricular Organizations2323
ExtracurricularsClub or Organization:
Amnesty International Club, California Scholarship Federation, Culinary Club, Ecology Club, Fashion Club, FIRST LEGO Robotics, French Club, Friday Night Live, Government Club, Italian Club, Key Club, Literary Magazine, Medical Futures Club, Mock Trial, Multicultural Club, National Art Society, National Honor Society, Outdoor Club, Ping Pong Club, Spanish Club, Student Ambassadors, Student Council, Think Pink

College Matriculation

Year: 10 Most Popular College Choices  (# Enrolled)
Link to Matriculation Data

School Notes

  • Justin-Siena is an elite college preparatory high school serving approximately 550 young men and women in grades 9 - 12. The School is located on forty acres in the City of Napa. The school is accredited by the Western Association of Schools and Colleges (WASC) and the Western Catholic Education Association (WCEA). Justin-Siena serves a variety of students from Napa, Sonoma, and Solano Counties.
  • The school offers many elite programs, including a four-year application-based engineering program with a Project Lead the Way (PLTW), and recognized as a PLTW Distinguished School for displaying exemplary results. 
  • The school also has partnerships with various organizations, including the Napa Valley Museu of Art, Napa Valley Family Film Festival, Napa School of Music, London Acadey of Music and Draatic Art, and Napa Valley Perforing Arts Center at Lincoln Theater. 
  • Students have access to Networking opportunities with aluni in Hollywood and Silicon Valley. 
  • The Boarding Program is located in a beautiful home on the north side of campus and is comprised of domestic and international students from around the globe. Students who reside in the Justin-Siena Boarding Program will live in a beautiful residence with weekend excursions, on-site swimming pool and a private chef.
  • Amerigo Napa Valley Justin-Siena High School accreditations: Western Association of Schools and Colleges (WASC), Western Catholic Education Association (WCEA), National Association of Independent Schools (NAIS)
  • Sample of notable school alumni/alumnae:
    • Josh Jackson - #4 NBA draft pick to Phoenix Suns
    • Brett Wallace - Professional MLB player
    • Olivia O'Brien - Singer, songwriter, Billboard Top 10
    • Mark Rappaport? - Special make-up effects artist, CEO and owner of Creature Effects Inc, a company that provided special effects for many famous films, including Seabiscuit, The Revenant, Cowboys and Aliens, 300, and The Last Samurai. He received a prestigious technical ac

Profile last updated:

Show me:
People that viewed Amerigo Napa Valley Justin-Siena High School also viewed these schools: The Athenian School, Stevenson School, Besant Hill School, Excelsior School and Dunn School.
  • School Location Miles Grades Students
  • Grades: 9-12

    6-12 (day)
     | 530 students
    39.9 miles2100 Mt. Diablo Scenic Blvd.
    DanvilleCA 94506
    (925) 362-7223

    6-12 (day)
  • Grades: 9-12

    Pre-K-12 (day)
     | 500 students
    122.4 miles3152 Forest Lake Road
    Pebble BeachCA 93953
    (831) 625-8300

    Pre-K-12 (day)
  • Grades: 9-12, PG | 100 students 318.2 miles8585 Ojai Santa Paula Road
    OjaiCA 93023
    (805) 646-4343
    318.29-12, PG100
  • Grades: 9-12 | 110 students 375.2 miles41 W Santa Clara St.
    ArcadiaCA 91007
    (626) 623-6339
  • Grades: 9-12

    6-12 (day)
     | 249 students
    282.6 milesP.O. Box 98, 2555 W. Highway 154
    Los OlivosCA 93441
    (800) 287-9197

    6-12 (day)
Recent Articles
The pandemic has upended our lives in ways we never imagined. Heads of school also have been impacted as they try to plan for the future. Concerns about enrolment, community safety, and the school's finances are just a few of their worries.
May is the month for private school graduations. Boarding school graduation is an especially poignant occasion. Why not mark it with a special gift?
Boarding schools are a subset of private schools which many people don't know much about. Here are five points to ponder as you research boarding schools.
Featured Schools
Request Information
I am a:      
Name of parent:
Student First name:
Student Last name:
Student date of birth:
Country of Citizenship:
Student is:
Currently in grade:
Seeking entry for grade:
Target start date:
Name of current school:
School type:
Applying for financial aid?:
Please briefly describe academic, athletic, and extracurricular interests of the student:

(enter "N/A" if not applicable)