Sage International School is a public K-12 charter school program which is a member of the International Baccalaureate Organization.
Serving 1,022 students in grades Kindergarten-12, Sage International School Of Boise ranks in the top 20% of all schools in Idaho for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 58% (which is higher than the Idaho state average of 42%). The percentage of students achieving proficiency in reading/language arts is 72% (which is higher than the Idaho state average of 55%).
The student:teacher ratio of 16:1 is lower than the Idaho state level of 17:1.
Minority enrollment is 24% of the student body (majority Hispanic and Asian), which is lower than the Idaho state average of 27% (majority Hispanic).
Quick Stats (2025)
- School Type: Charter School
- Grades: Kindergarten-12
- Enrollment: 1,022 students
- Student:Teacher Ratio: 16:1
- Minority Enrollment: 24%
- Graduation Rate: 80-89% (Top 50% in ID)
- Overall Testing Rank: Top 20%
- Math Proficiency: 58% (Top 20%)
- Reading Proficiency: 72% (Top 20%)
- Science Proficiency: 55-59% (Top 20%)
- Source: National Center for Education Statistics (NCES), ID Dept. of Education
Top Rankings
Sage International School Of Boise ranks among the top 20% of public schools in Idaho for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
School Overview
Sage International School Of Boise's student population of 1,022 students has stayed relatively flat over five school years.
The teacher population of 65 teachers has grown by 6% over five school years.
School Type
Grades Offered
Grades Kindergarten-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,022 students
Gender %
Total Classroom Teachers
65 teachers
Year Founded
2010
School Calendar
School Rankings
Sage International School Of Boise ranks within the top 20% of all 709 schools in Idaho (based off of combined math and reading proficiency testing data).
The diversity score of Sage International School Of Boise is 0.41, which is less than the diversity score at state average of 0.43. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#76 out of 709 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
58%
42%
Reading/Language Arts Test Scores (% Proficient)
72%
55%
Science Test Scores (% Proficient)
55-59%
41%
Student : Teacher Ratio
16:1
17:1
American Indian
1%
1%
Asian
7%
1%
Hispanic
8%
20%
Black
1%
1%
White
76%
73%
Hawaiian
n/a
n/a
Two or more races
7%
4%
All Ethnic Groups
Graduation Rate
80-89%
80%
Eligible for Free Lunch
9%
26%
Eligible for Reduced Lunch
8%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), ID Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Sage International School Of Boise's ranking?
Sage International School Of Boise is ranked #76 out of 709 schools, which ranks it among the top 20% of public schools in Idaho.
What percent of students have achieved state testing proficiency in math and reading?
58% of students have achieved math proficiency (compared to the 42% ID state average), while 72% of students have achieved reading proficiency (compared to the 55% ID state average).
What is the graduation rate of Sage International School Of Boise?
The graduation rate of Sage International School Of Boise is 80-89%, which is higher than the Idaho state average of 80%.
How many students attend Sage International School Of Boise?
1,022 students attend Sage International School Of Boise.
What is the racial composition of the student body?
76% of Sage International School Of Boise students are White, 8% of students are Hispanic, 7% of students are Asian, 7% of students are Two or more races, 1% of students are American Indian, and 1% of students are Black.
What is the student:teacher ratio of Sage International School Of Boise?
Sage International School Of Boise has a student ration of 16:1, which is lower than the Idaho state average of 17:1.
What grades does Sage International School Of Boise offer ?
Sage International School Of Boise offers enrollment in grades Kindergarten-12 (No virtual instruction).
What school district is Sage International School Of Boise part of?
Sage International School Of Boise is part of The Sage International School Of Boise A Public Charter Sch School District.
In what neighborhood is Sage International School Of Boise located?
Sage International School Of Boise is located in the Southeast Boise neighborhood of Boise, ID. There are 7 other public schools located in Southeast Boise.
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