Enrollment
2,249
Arizona · 2024-25 NCES data
High school (grades 9-12) · Yuma, AZ
Gila Ridge High School
Federal NCES profile for Gila Ridge High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 24/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 040963002775
👥 S:T ratio 0
📚 AP courses 55
🌟 Gifted program 30
🎓 Counselors 10
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Gila Ridge High School earns 24/100 on the Resource Investment Index, with class sizes larger than 97% of Arizona schools. It is also one of the largest schools in Arizona.
- #7 of 7
- high schools in Yuma · Resource Index
- 24
- Resource Index · Lower
- 27.8:1
- large classes for Arizona
- 44.0%
- free-lunch eligible
Gila Ridge High School has class sizes larger than 97% of Arizona schools. Computed live against every Arizona school reporting to NCES.
By Resource Investment Index, Gila Ridge High School ranks #7 of 7 high schools in Yuma, AZ.
School address
District: Yuma Union High School District (4507) · Arizona
NCES ID 040963002775 Verify on NCES CCD record →
Teachers (FTE)
81.0
Federal CCD staff survey
Students per teacher
27.8:1
vs 17:1 Arizona avg
+64% vs state
Free-lunch eligible
44.0%
vs 48.3% Arizona avg
-9% vs state
Student-teacher ratio in context
How Gila Ridge High School compares with Arizona and U.S. medians
What stands out at Gila Ridge High School
Gila Ridge High School is a large high school in Yuma, Arizona, enrolling 2,249 students.
Class loads run heavy: 27.8:1 is larger than about 97% of Arizona schools and 64% above the 17:1 state mean, so each teacher carries more students than is typical.
Its free-meal eligibility rate of 44.0% lands close to the Arizona typical range, neither a high- nor low-need campus by this measure.
By headcount it is one of the larger campuses in Arizona, bigger than 98% of state schools at 2,249 students.
Its Resource Investment Index trails 97% of the 2,064 Arizona schools with a score on record, one of the lower results on this measure.
Among 46 similarly sized, similarly resourced-need Arizona schools statewide, it ranks #43, in the lower tier once campus size and economic need are matched.
Its student body is led by Hispanic or Latino (69%) and White (27%) (diversity index 46/100).
On the academic-pipeline side it reports 11 Advanced Placement courses.
Counselor access is stretched at roughly 450 students per counselor, well above the ASCA-recommended 250:1 ceiling.
The surrounding Yuma Union High School District (4507) spends $9,544 per pupil, 27% below the Arizona average, a leaner-resourced district than most.
Its district draws 19.7% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Yuma Union High School District (4507) also operates San Luis High School (2,682 students) and Cibola High School (2,434 students) alongside Gila Ridge High School.
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 Gila Ridge High School compares
Gila Ridge High School on the metrics families compare, against Arizona and U.S. means.
| Metric | This school | vs Arizona | Arizona avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 27.8:1 | ▲ 64% | 17:1 | 15.7:1 |
| Free-lunch eligible | 44.0% | ▼ 9% | 48.3% | 51.7% |
| Enrollment | 2,249 | top 2% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
27.8:1
Leaner classes than 3% of US schools, heavier class loads than most.
2,249
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
44.0%
free-lunch eligible
- 9% below the Arizona average of 48.3%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
27.8:1
students per teacher
- 64% above state mean
Top 97% in Arizona - lower ratio than 3% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Funding equity
$9,544
per pupil, district-wide
- below Arizona avg of $13,145
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors5.0 FTE
Per 450 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 66 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 2.9 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 68.7%
White 26.6%
Two or More 2.5%
African American 1.3%
American Indian / Alaska Native 0.6%
Asian 0.3%
Native Hawaiian / Pacific Islander 0.1%
Largest group: Hispanic or Latino at 68.7% of enrollment.
Student-body diversity index 45.6/100
Simpson diversity index - at 45.6, Gila Ridge High School is about as mixed as the Arizona school average of 47.2.
Programs
AP courses offered 11
Funding & spending
District-wide per-pupil expenditure for Yuma Union High School District (4507), which includes Gila Ridge High School.
$9,544
Per student
-27%
vs Arizona
Avg $13,145
-42%
vs U.S.
Avg $16,593
Revenue mix
Local 24.2%
State 56.1%
Federal 19.7%
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 Gila Ridge High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| San Luis High School | Similar size | Higher economic need | Similar S:T ratio |
| Cibola High School | Similar size | Similar economic need | Lower S:T ratio |
| Kofa High School | Similar size | Higher 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 Gila Ridge High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,682
- Students per teacher
- 26.8:1
- Resource Index
- 31/100
- Enrollment
- 2,434
- Students per teacher
- 25.6:1
- Resource Index
- 33/100
- 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 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 (~2,249 students)
Next steps
Verify locally before acting on Gila Ridge High School's federal record.
- Compare Gila Ridge High School against another school. Compare schools
- Yuma Union High School District (4507)'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 Gila Ridge High School
How many students attend Gila Ridge High School?
Gila Ridge High School has 2,249 students enrolled. It is a high school in Yuma, AZ.
What is the student-teacher ratio at Gila Ridge High School?
The student-teacher ratio at Gila Ridge High School is 27.8:1, which is 64% higher than the Arizona average of 17:1 and 77% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Gila Ridge High School?
44.0% of students at Gila Ridge High School are eligible for free lunch, compared to the Arizona average of 48.3%.
What is the racial and ethnic makeup of Gila Ridge High School?
The largest demographic group at Gila Ridge High School is Hispanic or Latino at 68.7% of enrollment, in Yuma, AZ.
What is the Resource Investment Index for Gila Ridge High School?
Gila Ridge High School has a Resource Investment Index of 24/100 (lower reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, AP course offerings, counselor availability. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Gila Ridge High School rank among high schools in Yuma?
By Resource Investment Index, Gila Ridge High School ranks #7 of 7 high schools in Yuma, 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 Yuma on the city page.
Is Gila Ridge High School a good school?
Gila Ridge High School earns 24/100 on the Resource Investment Index, with class sizes larger than 97% of Arizona schools. It is also one of the largest schools in Arizona. 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 Yuma Union High School District (4507)?
Besides Gila Ridge High School, Yuma Union High School District (4507) also operates San Luis High School (2,682 students), Cibola High School (2,434 students), and Kofa High School (1,976 students). See the Yuma Union High School District (4507) 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.