- Enrollment
- 2,434
- Students per teacher
- 25.6:1
- Resource Index
- 33/100
High school (grades 9-12) · San Luis, AZ
San Luis High School
Federal NCES profile for San Luis High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 31/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 040963003076
👥 S:T ratio 0
🌟 Gifted program 70
🎓 Counselors 23
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
San Luis High School earns 31/100 on the Resource Investment Index, with class sizes larger than 96% of Arizona schools. It is also one of the largest schools in Arizona.
- #2 of 12
- public schools in San Luis · Resource Index
- 31
- Resource Index · Lower
- 26.8:1
- large classes for Arizona
- 56.0%
- free-lunch eligible
San Luis High School has class sizes larger than 96% of Arizona schools. Computed live against every Arizona school reporting to NCES.
By Resource Investment Index, San Luis High School ranks #2 of 12 public schools in San Luis, AZ.
School address
District: Yuma Union High School District (4507) · Arizona
NCES ID 040963003076 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+15 students YoY
San Luis High School held near 2,586 students from 2022-23 to 2023-24 (+15 headcount).
Teacher FTE added 100.8 → 102.3 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+15 students YoY 040963003076 · San Luis, AZ High · LARGE · TRAD
2,682 enr · 26.8:1 · 56.0% lunch · RII 31
Nearest enrollment peer: Cibola High School (2,434 students)
San Luis High School held near 2,586 students from 2022-23 to 2023-24 (+15 headcount). Teacher FTE added 100.8 → 102.3 across the same CCD years. Read with this school → · District book → · Arizona schools → · Find another →
San Luis High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
San Luis High School
2,682 students
- Cibola High Sc
Cibola High School
2,434 students
- Gila Ridge Hig
Gila Ridge High School
2,249 students
- Kofa High Scho
Kofa High School
1,976 students
- Yuma High Scho 1,040
Yuma High School
1,040 students
- Vista High Sch 175
Vista High School
175 students
What this shows San Luis High School reports 2,682 students on the CCD universe file.
How San Luis High School compares
San Luis 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 | 26.8:1 | ▲ 58% | 17:1 | 15.7:1 |
| Free-lunch eligible | 56.0% | ▲ 16% | 48.3% | 51.7% |
| Enrollment | 2,682 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
26.8:1
Leaner classes than 3% of US schools, heavier class loads than most.
2,682
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
56.0%
free-lunch eligible
- 16% above the Arizona average of 48.3%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
26.8:1
students per teacher
- 58% above state mean
Top 96% in Arizona - lower ratio than 4% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Funding equity
$10,302
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
Counselors7.0 FTE
Per 383 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 44 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 1.6 per 100 students. Reported via the Civil Rights Data Collection. Includes 1 expulsion.
Student demographics
Hispanic or Latino 99.7%
White 0.1%
Largest group: Hispanic or Latino at 99.7% of enrollment.
Student-body diversity index 0.6/100
Simpson diversity index - at 0.6, San Luis High School is less mixed than the Arizona school average of 47.2.
Programs
AP courses offered 15
Gifted & talented Yes
District finance for Yuma Union High School District (4507) reports $10,302 per pupil (NCES F-33) - open the district page for the full revenue mix.
How San Luis High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Cibola High School | Similar size | Similar economic need | Similar S:T ratio |
| Gila Ridge High School | Similar size | Lower economic need | Similar S:T ratio |
| Kofa High School | Smaller | Similar economic need | Lower S:T ratio |
| Yuma High School | Smaller | Higher economic need | Lower S:T ratio |
| Vista High School | Smaller | Higher economic need | Lower S:T ratio |
Comparisons are relative to San Luis High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,249
- Students per teacher
- 27.8:1
- Resource Index
- 13/100
- Enrollment
- 1,976
- Students per teacher
- 19.6:1
- Resource Index
- 47/100
- Enrollment
- 1,040
- Students per teacher
- 24.8:1
- Resource Index
- 22/100
- Enrollment
- 175
- Students per teacher
- 11.7:1
- Resource Index
- 49/100
Similar high schools in San Luis
1 comparable high schools (grades 9-12) serving the same city.
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 (~2,682 students)
Similar student-teacher ratio (~26.8:1)
Frequently asked questions about San Luis High School
How many students attend San Luis High School?
San Luis High School has 2,682 students enrolled. It is a high school in San Luis, AZ. CCD year-over-year: 2,571 (2022-23) → 2,586 (2023-24), nearly flat (+15).
What is the student-teacher ratio at San Luis High School?
The student-teacher ratio at San Luis High School is 26.8:1, which is 58% higher than the Arizona average of 17:1 and 71% higher than the national average of 15.7:1.
What percentage of students receive free lunch at San Luis High School?
56.0% of students at San Luis High School are eligible for free lunch, compared to the Arizona average of 48.3%.
What is the racial and ethnic makeup of San Luis High School?
The largest demographic group at San Luis High School is Hispanic or Latino at 99.7% of enrollment, in San Luis, AZ.
What is the Resource Investment Index for San Luis High School?
San Luis High School has a Resource Investment Index of 31/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, counselor availability. Not a test-score or academic measure (national median ~41/100, see methodology).
How does San Luis High School rank among public schools in San Luis?
By Resource Investment Index, San Luis High School ranks #2 of 12 public schools in San Luis, AZ. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in San Luis on the city page.
What other schools are in Yuma Union High School District (4507)?
Besides San Luis High School, Yuma Union High School District (4507) also operates Cibola High School (2,434 students), Gila Ridge High School (2,249 students), and Kofa High School (1,976 students). See the Yuma Union High School District (4507) district page for the complete list.