Other / mixed grade configuration · Idaho Falls, ID
Alturas Preparatory Academy
Federal NCES profile for Alturas Preparatory Academy, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 8/100.
The verdict
Alturas Preparatory Academy earns 8/100 on the Resource Investment Index, with class sizes larger than 92% of Idaho schools.
- #29 of 29
- schools in Idaho Falls · Resource Index
- 8
- Resource Index · Lower
- 23.1:1
- large classes for Idaho
- 463
- students enrolled
Alturas Preparatory Academy has class sizes larger than 92% of Idaho schools. Computed live against every Idaho school reporting to NCES.
By Resource Investment Index, Alturas Preparatory Academy ranks #29 of 29 schools in Idaho Falls, ID.
School address
NCES ID 160019901150 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+23 students YoY
Alturas Preparatory Academy grew from 383 students in 2022-23 to 406 in 2023-24 (+6.0%).
Teacher FTE added 20.3 → 25.3 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+23 students YoY 160019901150 · Idaho Falls, ID Other · SMALL · CHARTER
463 enr · 23.1:1 · RII 8
Nearest enrollment peer: Austinville Elementary School (463 students)
Alturas Preparatory Academy grew from 383 students in 2022-23 to 406 in 2023-24 (+6.0%). Teacher FTE added 20.3 → 25.3 across the same CCD years. Read with this school → · District book → · Idaho schools → · Find another →
How Alturas Preparatory Academy compares
Alturas Preparatory Academy is a growing campus on CCD: ratios and free-lunch share vs Idaho and U.S. means.
| Metric | This school | vs Idaho | Idaho avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 23.1:1 | ▲ 35% | 17.1:1 | 15.7:1 |
| Enrollment | 463 | top 31% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Equity indicators methodology
Student demographics
Largest group: White at 77.5% of enrollment.
Simpson diversity index - at 38.2, Alturas Preparatory Academy is about as mixed as the Idaho school average of 36.3.
District finance for Alturas Preparatory Academy Inc reports $9,543 per pupil (NCES F-33) - open the district page for the full revenue mix.
Nationwide other schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~463 students)
Frequently asked questions about Alturas Preparatory Academy
How many students attend Alturas Preparatory Academy?
Alturas Preparatory Academy has 463 students enrolled. It is a public school in Idaho Falls, ID. CCD year-over-year: 383 (2022-23) → 406 (2023-24), up 23.
What is the student-teacher ratio at Alturas Preparatory Academy?
The student-teacher ratio at Alturas Preparatory Academy is 23.1:1, which is 35% higher than the Idaho average of 17.1:1 and 47% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Alturas Preparatory Academy?
The largest demographic group at Alturas Preparatory Academy is White at 77.5% of enrollment, in Idaho Falls, ID.
What is the Resource Investment Index for Alturas Preparatory Academy?
Alturas Preparatory Academy has a Resource Investment Index of 8/100 (lower reported resources relative to schools nationally) based on 1 factor: student-teacher ratio. Not a test-score or academic measure (national median ~41/100, see methodology). Limited indicators were available, so the index reflects partial data.
How does Alturas Preparatory Academy rank among schools in Idaho Falls?
By Resource Investment Index, Alturas Preparatory Academy ranks #29 of 29 schools in Idaho Falls, ID. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Idaho Falls on the city page.
What other schools are in Alturas Preparatory Academy Inc?
None; Alturas Preparatory Academy Inc is a single-school charter district, and Alturas Preparatory Academy is its only campus.