Riverstone International School

5521 East Warm Springs Avenue
Boise, ID 83716
Riverstone International School Photo #1 - Welcome to Riverstone International School! We look forward to welcoming you to our school in beautiful Boise, Idaho!
Riverstone International School Photo #1 - Welcome to Riverstone International School! We look forward to welcoming you to our school in beautiful Boise, Idaho!
Riverstone International School Photo #2 - Riverstone students thrive because of small classes, personal attention, and challenging opportunities. Our student to teacher ratio is 7:1. Our faculty serve as mentors for clubs and lead our outdoor trips, forming strong bonds with students that are highlights of a student's time at Riverstone.
Riverstone International School Photo #3 - Academic excellence focuses on ensuring academic and personal growth for every student. Our classroom curriculum is based on the International Baccalaureate (IB) World Programmes, an internationally-recognized education that challenges students both academically and personally.
Riverstone International School Photo #4 - Not all classrooms have walls! Backpacking, canoeing, rock climbing and winter camping help students develop environment skills and strong connections with faculty.
Riverstone International School Photo #5 - Extending fun and learning beyond the school day. High School students participate in our athletic teams, musical ensembles, robotics team, yearbook club, Model UN team, and more.
Riverstone International School Photo #6 - Riverstone House, steps away from downtown Boise, is the home-away-from-home for our boarding community. With only 30 students maximum, our students and staff become family.
Riverstone International School Photo #7 - Study, relax and connect with friends in our light-filled dormitory for 30 students. Double occupancy rooms, fully secure building, family-style dining, transport to and from school, and dorm staff to help at all times.
Riverstone International School Photo #8 - Recognized as one of the U.S. most livable cities, Boise, Idaho is the third largest city in the Pacific Northwest. The cultural vibe is relaxed and welcoming, making Boise a perfect place for boarding students who want to feel part of a larger community.
Riverstone International School Photo #9 - A tradition of stellar college placement! At Riverstone International School, we take great pride in preparing students for success in college and university - and for life beyond their academic careers. One-hundred percent of Riverstone graduates have been accepted into four-year colleges and universities.
Riverstone International School Photo #10 - Adventure awaits! Learn more at our website, connect with us on social media, and inquire today! Are you ready for your adventure?
Riverstone International School is a premier, private International Baccalaureate World School in Boise, Idaho, offering day and boarding students challenging opportunities and the personal support to develop into independent, creative and collaborative thinkers.
With 370 students enrolled from preschool through high school, 45 countries are represented in the school`s community.
A maximum of 30 students from the U.S. and around the world in grades 9-12 are enrolled in the school`s boutique boarding program.
The school`s Five Pillars--Academic Excellence, Community and Service, Leadership by Example, International Understanding and Outdoor Education--provide pathways for students to explore academically and personally. Small classes and strong relationships with teachers facilitate a highly personalized educational experience for students.
One hundred percent of graduates are accepted into 4-year colleges worldwide. Alumni credit their connections to teachers, friendships with classmates from around the world, the global context of the IB curriculum, and outdoor experiences as having the biggest impact on their future success.
Definition of Terms
 | 2021 School Data
RiverstoneBoarding School Avg.
School FocusCollege PrepCollege Preparatory
Grades Offered (Boarding)9-129-12
Grades Offered (Day)Pre-K-129-12
School TypeCo-edCo-ed
ADD/ADHD SupportYesYes
Religious AffiliationNon-denominationalNon-denominational
Year Founded19971907
Campus Size14 acres125 acres

Student Body

Enrollment365 students300 students
% Students of Color
% International Students
% Students Boarding
Average SAT Score1306* National Avg. »View
Average ACT score31*National Avg. » View
Offers Post-Grad YearNoNo

Academics and Faculty

Saturday ClassesNoNo
Classroom Dress CodeCasualCasual
Average Class Size20 students12
*National School Avg. » 20
Student : Teacher Ratio7:17:1
Number of IB Courses Offered60-
ESL Courses OfferedYesYes
% Faculty with Advanced Degree
Summer Program OfferedNoYes

Tuition Cost

Endowment Size$4 million$25 million
Yearly Tuition
(Boarding Students)
Yearly Tuition
(Day Students)
(Please see this link for additional information by grade level: https://www.riverstoneschool.org/admissions/tuition-fees/)
% Students on Financial Aid
Merit Scholarships OfferedYesNo

Acceptance Rate

Application DeadlineNone / RollingJan. 15
Accepts Standardized ApplicationNoNo
SSAT RequiredNoYes
Acceptance Rate
Director of AdmissionsRachel Pusch

Course Listings

List of Courses OfferedLink to List of Courses


# Interscholastic Sports Offered816
SportsAlpine Skiing, Basketball, Cross Country Running, Mountain Biking, Snowboarding, Soccer, Swimming and Diving, Volleyball


Total Extracurricular Organizations1823
ExtracurricularsClub or Organization:
Athletic Leadership, Green Team, Language Clubs, Math Club, Model United Nations, Outdoor Leadership, Programming Club, Robotics Team, SAGA: Sexual and Gender Alliance, Science Bowl, Social Change Leadership, Student Council, Veggie Club, Yearbook Club

Arts and Music Programs:
Musical Ensemble Groups

Recreational Athletic Programs:
Climbing Club, Kayaking Club, Mountain Biking Club

College Matriculation

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

School Notes

  • Our boutique boarding program provides a family-like experience for a maximum of 30 students from the U.S. and around the world.   Our downtown Boise dormitory location gives students the opportunity to experience the Pacific Northwest culture and connect with the greater Boise community.
  • International Baccalaureate experts: Riverstone is one of four IB continuum schools offering a boarding program. Teachers provide guidance and encouragement to students, and Riverstone's three year average IB diploma program pass rate exceeds the global average. In 2020, 100% of Riverstone diploma candidate students were awarded the IB diploma.
  • Outdoor education: Students explore Idaho and Oregon's mountains and rivers with classmates and teachers.
  • Located in the Pacific Northwest, Boise, Idaho is one of the most liveable and safe cities in the U.S. Our recently-built dormitory is located in downtown Boise, the third most populous city in the Pacific Northwest, with easy access to skiing, kayaking, and mountain biking. Our four-season climate and safe city provide opportunities for students to recreate, shop, and explore all that our beautiful city and state have to offer. 
  • The school offers concierge college counseling and more than 30 athletic, musical, and academic extracurricular activities.
  • Riverstone International School accreditations: International Baccalaureate Organization (IBO), National Association of Independent Schools (NAIS), NWAIS, AdvancEd

Profile last updated: 11/12/2020

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