- Enrollment
- 2,075
- Students per teacher
- 20.8:1
- Resource Index
- 32/100
High school (grades 9-12) · Rialto, CA
Rialto High
Federal NCES profile for Rialto High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 39/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 063237001126
👥 S:T ratio 11
🌟 Gifted program 70
🎓 Counselors 34
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Rialto High earns 39/100 on the Resource Investment Index, with class sizes near the California median. It is also one of the largest schools in California.
- #2 of 4
- high schools in Rialto · Resource Index
- 39
- Resource Index · Typical
- 22.2:1
- students per teacher
- 69.6%
- free-lunch eligible
Rialto High has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Rialto High ranks #2 of 4 high schools in Rialto, CA.
School address
District: Rialto Unified · California
NCES ID 063237001126 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-139 students YoY
Rialto High held near 2,747 students from 2022-23 to 2023-24 (-139 headcount).
Teacher FTE lost 118.4 → 116.2 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-139 students YoY 063237001126 · Rialto, CA High · LARGE · TRAD
2,623 enr · 22.2:1 · 69.6% lunch · RII 39
Nearest enrollment peer: Eisenhower High (2,075 students)
Rialto High held near 2,747 students from 2022-23 to 2023-24 (-139 headcount). Teacher FTE lost 118.4 → 116.2 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Rialto High in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Rialto High
2,623 students
- Eisenhower Hig
Eisenhower High
2,075 students
- Wilmer Amina C
Wilmer Amina Carter High
1,951 students
- William G. Jeh
William G. Jehue Middle
1,444 students
- Rialto Middle 1,017
Rialto Middle
1,017 students
- Warren F. Fris 1,000
Warren F. Frisbie Middle
1,000 students
What this shows Rialto High reports 2,623 students on the CCD universe file.
How Rialto High compares
Rialto High held steady on CCD headcount: ratios and free-lunch share vs California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 22.2:1 | ▲ 3% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 69.6% | ▲ 25% | 55.5% | 51.7% |
| Enrollment | 2,623 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
22.2:1
Leaner classes than 10% of US schools, heavier class loads than most.
2,623
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
69.6%
free-lunch eligible
- 25% above the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
22.2:1
students per teacher
- 3% above state mean
Top 55% in California - lower ratio than 45% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Funding equity
$18,123
per pupil, district-wide
- below California avg of $18,665
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors8.0 FTE
Per 328 students, the combined health-and-guidance staffing load for this school.
Discipline context
8
in-school suspensions + 226 out-of-school
Suspension rate: 0.3 per 100 students. Combined in-school and out-of-school rate: 8.9 per 100 students. Reported via the Civil Rights Data Collection. Includes 5 expulsions.
Student demographics
Hispanic or Latino 91.4%
African American 5.4%
White 1.2%
Asian 1.1%
Two or More 0.6%
American Indian / Alaska Native 0.2%
Largest group: Hispanic or Latino at 91.4% of enrollment.
Student-body diversity index 16.1/100
Simpson diversity index - at 16.1, Rialto High is less mixed than the California school average of 46.0.
Programs
AP courses offered 12
Gifted & talented Yes
District finance for Rialto Unified reports $18,123 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Rialto High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Eisenhower High | Similar size | Similar economic need | Similar S:T ratio |
| Wilmer Amina Carter High | Smaller | Similar economic need | Similar S:T ratio |
| William G. Jehue Middle | Smaller | Similar economic need | Higher S:T ratio |
| Rialto Middle | Smaller | Similar economic need | Similar S:T ratio |
| Warren F. Frisbie Middle | Smaller | Similar economic need | Higher S:T ratio |
Comparisons are relative to Rialto High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,951
- Students per teacher
- 21:1
- Resource Index
- 33/100
- Enrollment
- 1,444
- Students per teacher
- 25.8:1
- Resource Index
- 23/100
- Enrollment
- 1,017
- Students per teacher
- 23.1:1
- Resource Index
- 27/100
- Enrollment
- 1,000
- Students per teacher
- 25:1
- Resource Index
- 29/100
Similar high schools in Rialto
3 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 (~2,623 students)
Frequently asked questions about Rialto High
How many students attend Rialto High?
Rialto High has 2,623 students enrolled. It is a high school in Rialto, CA. CCD year-over-year: 2,886 (2022-23) → 2,747 (2023-24), nearly flat (-139).
What is the student-teacher ratio at Rialto High?
The student-teacher ratio at Rialto High is 22.2:1, which is 3% higher than the California average of 21.5:1 and 41% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Rialto High?
69.6% of students at Rialto High are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Rialto High?
The largest demographic group at Rialto High is Hispanic or Latino at 91.4% of enrollment, in Rialto, CA.
What is the Resource Investment Index for Rialto High?
Rialto High has a Resource Investment Index of 39/100 (typical 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 Rialto High rank among high schools in Rialto?
By Resource Investment Index, Rialto High ranks #2 of 4 high schools in Rialto, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Rialto on the city page.
What other schools are in Rialto Unified?
Besides Rialto High, Rialto Unified also operates Eisenhower High (2,075 students), Wilmer Amina Carter High (1,951 students), and William G. Jehue Middle (1,444 students). See the Rialto Unified district page for the complete list.