Riverstone International School
Private · Grades Pre-K–12 · 349 students
Sage International School of Boise
457 East Parkcenter Boulevard, Boise, ID 83706
Grades
K–12
Other
Students
1,033
Enrolled 2024–25
Students per teacher
16 : 1
Full-time teachers
District
The Sage International School of Boise a Public Charter Sch
Ada County
Schola Grade B · Above average
Letter grade (A–F) · compared with 50 Idaho K–8, K–12 and other combined schools · How we grade
Percentiles compare this school with other Idaho K–8, K–12 and other combined schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).
About Sage International School of Boise
Sage International School of Boise is a charter school in Boise, Idaho, serving grades K–12. It is part of The Sage International School of Boise a Public Charter Sch. The school is located in a midsize city in Ada County.
In the 2024–25 school year, 1,033 students were enrolled, with about 16 students for every full-time teacher. As a charter school, it is publicly funded and tuition-free, but operates independently of the local district under a charter from Idaho Public Charter School Commission. Its Schola Grade is B (above average), compared with 50 Idaho K–8, K–12 and other combined schools.
Grades & enrollment
Students per grade, 2024–25Grades K–12
Location & nearby schools
School details
- Type
- Charter School · What this means
- Level
- Other
- Grades offered
- K–12
- Enrollment (2024–25)
- 1,033 students
- Students per teacher
- 16 to 1
- Charter school
- Yes
- Charter authorizer
- Idaho Public Charter School Commission
- Magnet school
- No
- Locale
- City — Midsize
- School district
- The Sage International School of Boise a Public Charter Sch
- County
- Ada County
- NCES school ID
- 160015601007
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School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.