- Enrollment
- 2,152
- Students per teacher
- 23.4:1
- Resource Index
- 23/100
High school (grades 9-12) · Phoenix, AZ
Sunnyslope High School
Federal NCES profile for Sunnyslope High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 18/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 040345000281
👥 S:T ratio 1
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 1
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Sunnyslope High School earns 18/100 on the Resource Investment Index, with class sizes larger than 93% of Arizona schools. It is also one of the largest schools in Arizona.
- #62 of 65
- high schools in Phoenix · Resource Index
- 18
- Resource Index · Lower
- 24.7:1
- large classes for Arizona
- 35.0%
- free-lunch eligible
Sunnyslope High School has class sizes larger than 93% of Arizona schools. Computed live against every Arizona school reporting to NCES.
By Resource Investment Index, Sunnyslope High School ranks #62 of 65 high schools in Phoenix, AZ.
School address
District: Glendale Union High School District (4285) · Arizona
NCES ID 040345000281 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-11 students YoY
Sunnyslope High School held near 2,270 students from 2022-23 to 2023-24 (-11 headcount).
Teacher FTE lost 94.0 → 93.6 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-11 students YoY 040345000281 · Phoenix, AZ High · LARGE · TRAD
2,322 enr · 24.7:1 · 35.0% lunch · RII 18
Nearest enrollment peer: Apollo High School (2,152 students)
Sunnyslope High School held near 2,270 students from 2022-23 to 2023-24 (-11 headcount). Teacher FTE lost 94.0 → 93.6 across the same CCD years. Read with this school → · District book → · Arizona schools → · Find another →
Sunnyslope High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Sunnyslope High School
2,322 students
- Apollo High Sc
Apollo High School
2,152 students
- Independence H
Independence High School
1,907 students
- Glendale High
Glendale High School
1,734 students
- Washington Hig
Washington High School
1,659 students
- Thunderbird Hi
Thunderbird High School
1,592 students
What this shows Sunnyslope High School reports 2,322 students on the CCD universe file.
How Sunnyslope High School compares
Sunnyslope High School held steady on CCD headcount: ratios and free-lunch share vs Arizona and U.S. means.
| Metric | This school | vs Arizona | Arizona avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 24.7:1 | ▲ 45% | 17:1 | 15.7:1 |
| Free-lunch eligible | 35.0% | ▼ 28% | 48.3% | 51.7% |
| Enrollment | 2,322 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
24.7:1
Leaner classes than 5% of US schools, heavier class loads than most.
2,322
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
35.0%
free-lunch eligible
- 28% below the Arizona average of 48.3%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
24.7:1
students per teacher
- 45% above state mean
Top 93% in Arizona - lower ratio than 7% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
39.7%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$10,875
per pupil, district-wide
- below Arizona avg of $13,502
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors4.4 FTE
Per 528 students, the combined health-and-guidance staffing load for this school.
Discipline context
21
in-school suspensions + 180 out-of-school
Suspension rate: 0.9 per 100 students. Combined in-school and out-of-school rate: 8.7 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 56.6%
White 31.8%
African American 5.0%
Two or More 4.5%
American Indian / Alaska Native 1.0%
Asian 0.9%
Native Hawaiian / Pacific Islander 0.1%
Largest group: Hispanic or Latino at 56.6% of enrollment.
Student-body diversity index 57.4/100
Simpson diversity index - at 57.4, Sunnyslope High School is more mixed than the Arizona school average of 47.2.
Programs
AP courses offered 18
Gifted & talented Yes
District finance for Glendale Union High School District (4285) reports $10,875 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Sunnyslope High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Apollo High School | Similar size | Higher economic need | Similar S:T ratio |
| Independence High School | Similar size | Higher economic need | Lower S:T ratio |
| Glendale High School | Smaller | Higher economic need | Lower S:T ratio |
| Washington High School | Smaller | Higher economic need | Lower S:T ratio |
| Thunderbird High School | Smaller | Similar economic need | Lower S:T ratio |
Comparisons are relative to Sunnyslope High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,907
- Students per teacher
- 22.2:1
- Resource Index
- 26/100
- Enrollment
- 1,734
- Students per teacher
- 20.9:1
- Resource Index
- 37/100
- Enrollment
- 1,659
- Students per teacher
- 21.5:1
- Resource Index
- 22/100
- Enrollment
- 1,592
- Students per teacher
- 21.2:1
- Resource Index
- 26/100
Similar high schools in Phoenix
6 comparable high schools (grades 9-12) serving the same city.
Madison Highland Prep
Standard public school
510 students
Arizona Preparatory Academy
Alternative education program
233 students
Ombudsman - Charter West
Alternative education program
176 students
Skyline Prep High School
Alternative education program
167 students
Intelli-School - Paradise Valley
Alternative education program
63 students
Think Through Academy
Standard public school
61 students
Nationwide high 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 (~2,322 students)
Frequently asked questions about Sunnyslope High School
How many students attend Sunnyslope High School?
Sunnyslope High School has 2,322 students enrolled. It is a high school in Phoenix, AZ. CCD year-over-year: 2,281 (2022-23) → 2,270 (2023-24), nearly flat (-11).
What is the student-teacher ratio at Sunnyslope High School?
The student-teacher ratio at Sunnyslope High School is 24.7:1, which is 45% higher than the Arizona average of 17:1 and 57% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Sunnyslope High School?
35.0% of students at Sunnyslope High School are eligible for free lunch, compared to the Arizona average of 48.3%.
What is the racial and ethnic makeup of Sunnyslope High School?
The largest demographic group at Sunnyslope High School is Hispanic or Latino at 56.6% of enrollment, in Phoenix, AZ. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 57.4/100.
What is the Resource Investment Index for Sunnyslope High School?
Sunnyslope High School has a Resource Investment Index of 18/100 (lower reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Sunnyslope High School rank among high schools in Phoenix?
By Resource Investment Index, Sunnyslope High School ranks #62 of 65 high 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 high schools in Phoenix on the city page.
What other schools are in Glendale Union High School District (4285)?
Besides Sunnyslope High School, Glendale Union High School District (4285) also operates Apollo High School (2,152 students), Independence High School (1,907 students), and Glendale High School (1,734 students). See the Glendale Union High School District (4285) district page for the complete list.