Enrollment
1,033
Idaho · 2024-25 NCES data
Other / mixed grade configuration · Boise, ID
Sage International School of Boise
Federal NCES profile for Sage International School of Boise, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 22/100.
2024-25 NCES dataOther / mixed grade configurationNCES 160015601007Charter school
👥 S:T ratio 36
🌟 Gifted program 30
🎓 Counselors 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Sage International School of Boise earns 22/100 on the Resource Investment Index, with class sizes near the Idaho median.
- #63 of 65
- schools in Boise · Resource Index
- 22
- Resource Index · Lower
- 16.1:1
- students per teacher
- 1,033
- students enrolled
Sage International School of Boise has class sizes near the Idaho median. Computed live against every Idaho school reporting to NCES.
By Resource Investment Index, Sage International School of Boise ranks #63 of 65 schools in Boise, ID.
School address
NCES ID 160015601007 Verify on NCES CCD record →
Teachers (FTE)
64.0
Federal CCD staff survey
Students per teacher
16.1:1
vs 17.1:1 Idaho avg
-6% vs state
Student-teacher ratio in context
How Sage International School of Boise compares with Idaho and U.S. medians
What stands out at Sage International School of Boise
Sage International School of Boise is a large charter combined-grade school in Boise, Idaho, enrolling 1,033 students.
At 16.1:1, its student-teacher ratio sits close to the Idaho median, within a few percentage points of the 17.1:1 state norm, neither notably crowded nor notably small.
By headcount it is one of the larger campuses in Idaho, bigger than 94% of state schools at 1,033 students.
Its Resource Investment Index trails 91% of the 775 Idaho schools with a score on record, one of the lower results on this measure.
Its student body is led by White (76%) and Hispanic or Latino (9%) (diversity index 41/100).
Counselor access is stretched at roughly 517 students per counselor, well above the ASCA-recommended 250:1 ceiling.
The surrounding The Sage International School of Boise a Public Charter Sch spends $8,013 per pupil, 33% below the Idaho average, a leaner-resourced district than most.
The Sage International School of Boise a Public Charter Sch is a single-school charter district, so Sage International School of Boise operates independently rather than alongside district-mates.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Sage International School of Boise compares
Sage International School of Boise on the metrics families compare, against Idaho and U.S. means.
| Metric | This school | vs Idaho | Idaho avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 16.1:1 | ▼ 6% | 17.1:1 | 15.7:1 |
| Enrollment | 1,033 | top 6% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
16.1:1
Leaner classes than 37% of US schools, a middle-of-the-pack class size.
1,033
Bigger than 92% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Staffing depth
16.1:1
students per teacher
- 6% below state mean
Top 43% in Idaho - lower ratio than 57% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Funding equity
$8,013
per pupil, district-wide
- below Idaho avg of $11,939
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors2.0 FTE
Per 517 students, the combined health-and-guidance staffing load for this school.
Discipline context
11
in-school suspensions + 12 out-of-school
Suspension rate: 1.1 per 100 students. Combined in-school and out-of-school rate: 2.2 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
White 75.6%
Hispanic or Latino 9.2%
Two or More 7.8%
Asian 5.6%
African American 0.8%
Native Hawaiian / Pacific Islander 0.6%
American Indian / Alaska Native 0.4%
Largest group: White at 75.6% of enrollment.
Student-body diversity index 41.1/100
Simpson diversity index - at 41.1, Sage International School of Boise is more mixed than the Idaho school average of 36.3.
Programs
Funding & spending
District-wide per-pupil expenditure for The Sage International School of Boise a Public Charter Sch, which includes Sage International School of Boise.
$8,013
Per student
-33%
vs Idaho
Avg $11,939
-52%
vs U.S.
Avg $16,593
Revenue mix
Local 8.2%
State 79.0%
Federal 12.8%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of Idaho, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~1,033 students)
Next steps
Verify locally before acting on Sage International School of Boise's federal record.
- Compare Sage International School of Boise against another school. Compare schools
- The Sage International School of Boise a Public Charter Sch's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Sage International School of Boise
How many students attend Sage International School of Boise?
Sage International School of Boise has 1,033 students enrolled. It is a public school in Boise, ID.
What is the student-teacher ratio at Sage International School of Boise?
The student-teacher ratio at Sage International School of Boise is 16.1:1, which is 6% lower than the Idaho average of 17.1:1 and 3% higher than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Sage International School of Boise?
The largest demographic group at Sage International School of Boise is White at 75.6% of enrollment, in Boise, ID.
What is the Resource Investment Index for Sage International School of Boise?
Sage International School of Boise has a Resource Investment Index of 22/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, counselor availability. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Sage International School of Boise rank among schools in Boise?
By Resource Investment Index, Sage International School of Boise ranks #63 of 65 schools in Boise, ID. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Boise on the city page.
Is Sage International School of Boise a good school?
Sage International School of Boise earns 22/100 on the Resource Investment Index, with class sizes near the Idaho median. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in The Sage International School of Boise a Public Charter Sch?
None; The Sage International School of Boise a Public Charter Sch is a single-school charter district, and Sage International School of Boise is its only campus.
Related tools
Compare schools
Side-by-side comparison tool
Schools in Idaho
All public schools in Idaho
The Sage International School of Boise a Public Charter Sch
All schools in this district
Schools in Boise
All schools in this city
School districts
Ranked by enrollment & spending
Rankings
Best schools by state & type
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.