Enrollment
85
Arizona · 2024-25 NCES data
Elementary school (grades K-5) · Phoenix, AZ
Isaac Online Prep Academy
Federal NCES profile for Isaac Online Prep Academy, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 46/100.
2024-25 NCES dataElementary school (grades K-5)NCES 040396003739
👥 S:T ratio 62
🌟 Gifted program 30
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Isaac Online Prep Academy earns 46/100 on the Resource Investment Index, with class sizes smaller than 93% of Arizona schools.
- #11 of 116
- elementary schools in Phoenix · Resource Index
- 46
- Resource Index · Typical
- 9.4:1
- small classes for Arizona
- 85
- students enrolled
Isaac Online Prep Academy has class sizes smaller than 93% of Arizona schools. Computed live against every Arizona school reporting to NCES.
By Resource Investment Index, Isaac Online Prep Academy ranks #11 of 116 elementary schools in Phoenix, AZ.
School address
District: Isaac Elementary District (4259) · Arizona
NCES ID 040396003739 Verify on NCES CCD record →
Teachers (FTE)
9.0
Federal CCD staff survey
Students per teacher
9.4:1
vs 17:1 Arizona avg
-45% vs state
Student-teacher ratio in context
How Isaac Online Prep Academy compares with Arizona and U.S. medians
What stands out at Isaac Online Prep Academy
Isaac Online Prep Academy is a mid-sized elementary school in Phoenix, Arizona, enrolling 85 students.
Classes run notably small here: at 9.4:1, Isaac Online Prep Academy is leaner than roughly 93% of Arizona schools and 45% under the state's 17:1 norm, more adult attention per pupil than most peers.
Enrollment of 85 puts it in the smaller third of Arizona schools by headcount.
Its Resource Investment Index lands in the upper third of 2,064 scored Arizona schools.
Its student body is led by Hispanic or Latino (75%) and White (12%) (diversity index 41/100).
Its district draws 19.2% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Among Phoenix's elementary schools, it stands alongside Academy of Math and Science Avondale (1,175 students): Isaac Online Prep Academy is smaller than that campus by headcount.
Isaac Elementary District (4259) also operates Pueblo Del Sol Middle School (659 students) and Morris K. Udall Escuela De Bellas Artes (553 students) alongside Isaac Online Prep Academy.
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 Isaac Online Prep Academy compares
Isaac Online Prep Academy on the metrics families compare, against Arizona and U.S. means.
| Metric | This school | vs Arizona | Arizona avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 9.4:1 | ▼ 45% | 17:1 | 15.7:1 |
| Enrollment | 85 | top 84% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
9.4:1
Leaner classes than 91% of US schools, among the more generously staffed nationally.
85
Bigger than 9% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Staffing depth
9.4:1
students per teacher
- 45% below state mean
Top 7% in Arizona - lower ratio than 93% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Funding equity
$13,884
per pupil, district-wide
- above Arizona avg of $13,145
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 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
Hispanic or Latino 75.3%
White 11.8%
African American 8.2%
Asian 3.5%
American Indian / Alaska Native 1.2%
Largest group: Hispanic or Latino at 75.3% of enrollment.
Student-body diversity index 41.1/100
Simpson diversity index - at 41.1, Isaac Online Prep Academy is less mixed than the Arizona school average of 47.2.
Programs
Funding & spending
District-wide per-pupil expenditure for Isaac Elementary District (4259), which includes Isaac Online Prep Academy.
$13,884
Per student
+6%
vs Arizona
Avg $13,145
-16%
vs U.S.
Avg $16,593
Revenue mix
Local 28.1%
State 52.7%
Federal 19.2%
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.
How Isaac Online Prep Academy Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Pueblo Del Sol Middle School | Larger | No free-lunch data | Higher S:T ratio |
| Morris K. Udall Escuela De Bellas Artes | Larger | No free-lunch data | Higher S:T ratio |
| Alta E Butler School | Larger | No free-lunch data | Higher S:T ratio |
| J B Sutton Elementary School | Larger | No free-lunch data | Higher S:T ratio |
| Isaac Middle School | Larger | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Isaac Online Prep Academy's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 659
- Students per teacher
- 15.3:1
- Resource Index
- 20/100
- Enrollment
- 553
- Students per teacher
- 18.4:1
- Resource Index
- 14/100
- Enrollment
- 541
- Students per teacher
- 15.9:1
- Resource Index
- 17/100
- Enrollment
- 522
- Students per teacher
- 15.8:1
- Resource Index
- 17/100
- Enrollment
- 474
- Students per teacher
- 14.8:1
- Resource Index
- 19/100
Similar elementary schools in Phoenix
6 comparable elementary schools (grades K-5) serving the same city.
Academy of Math and Science Avondale
Standard public school
1,175 students
Kyrene Altadena Middle School
Standard public school
857 students 20.9:1 students per teacher
Catalina Ventura School
Standard public school
842 students 17.5:1 students per teacher
Inspiration Mountain School
Standard public school
789 students 25.5:1 students per teacher
Alhambra Traditional School
Standard public school
733 students 20.9:1 students per teacher
Legacy Traditional School - North Phoenix
Standard public school
567 students
Similar elementary schools statewide
Matched by enrollment size and by staffing ratio across all of Arizona, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~85 students)
Similar student-teacher ratio (~9.4:1)
Next steps
Verify locally before acting on Isaac Online Prep Academy's federal record.
- Compare Isaac Online Prep Academy against another school. Compare schools
- Isaac Elementary District (4259)'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 Isaac Online Prep Academy
How many students attend Isaac Online Prep Academy?
Isaac Online Prep Academy has 85 students enrolled. It is an elementary school in Phoenix, AZ.
What is the student-teacher ratio at Isaac Online Prep Academy?
The student-teacher ratio at Isaac Online Prep Academy is 9.4:1, which is 45% lower than the Arizona average of 17:1 and 40% lower 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 Isaac Online Prep Academy?
The largest demographic group at Isaac Online Prep Academy is Hispanic or Latino at 75.3% of enrollment, in Phoenix, AZ.
What is the Resource Investment Index for Isaac Online Prep Academy?
Isaac Online Prep Academy has a Resource Investment Index of 46/100 (typical reported resources relative to schools nationally) based on 2 factors: 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 Isaac Online Prep Academy rank among elementary schools in Phoenix?
By Resource Investment Index, Isaac Online Prep Academy ranks #11 of 116 elementary schools in Phoenix, AZ. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Phoenix on the city page.
Is Isaac Online Prep Academy a good school?
Isaac Online Prep Academy earns 46/100 on the Resource Investment Index, with class sizes smaller than 93% of Arizona schools. 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 Isaac Elementary District (4259)?
Besides Isaac Online Prep Academy, Isaac Elementary District (4259) also operates Pueblo Del Sol Middle School (659 students), Morris K. Udall Escuela De Bellas Artes (553 students), and Alta E Butler School (541 students). See the Isaac Elementary District (4259) district page for the complete list.
Related tools
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.