- Enrollment
- 2,623
- Students per teacher
- 22.2:1
- Resource Index
- 39/100
Elementary school (grades K-5) · Rialto, CA
Merle S. Casey Elementary
Federal NCES profile for Merle S. Casey Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 27/100.
2024-25 NCES dataElementary school (grades K-5)NCES 063237004988
👥 S:T ratio 10
🌟 Gifted program 70
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Merle S. Casey Elementary earns 27/100 on the Resource Investment Index, with class sizes near the California median. It is also less racially and ethnically mixed than most California schools.
- #8 of 16
- elementary schools in Rialto · Resource Index
- 27
- Resource Index · Lower
- 22.5:1
- students per teacher
- 82.8%
- free-lunch eligible
Merle S. Casey Elementary has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Merle S. Casey Elementary ranks #8 of 16 elementary schools in Rialto, CA.
School address
District: Rialto Unified · California
NCES ID 063237004988 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-22 students YoY
Merle S. Casey Elementary held near 570 students from 2022-23 to 2023-24 (-22 headcount).
Teacher FTE lost 26.0 → 25.1 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-22 students YoY 063237004988 · Rialto, CA Elementary · MID · TRAD
563 enr · 22.5:1 · 82.8% lunch · RII 27
Nearest enrollment peer: Rialto High (2,623 students)
Merle S. Casey Elementary held near 570 students from 2022-23 to 2023-24 (-22 headcount). Teacher FTE lost 26.0 → 25.1 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Merle S. Casey Elementary in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Rialto High
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
- This school 563
Merle S. Casey Elementary
563 students
What this shows Merle S. Casey Elementary reports 563 students on the CCD universe file.
How Merle S. Casey Elementary compares
Merle S. Casey Elementary 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 | 22.5:1 | ▲ 5% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 82.8% | ▲ 49% | 55.5% | 51.7% |
| Enrollment | 563 | top 37% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
22.5:1
Leaner classes than 9% of US schools, heavier class loads than most.
563
Bigger than 69% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
82.8%
free-lunch eligible
- 49% above the California average of 55.5%
Well above the 40% Title I schoolwide threshold, among the highest-need profiles in the state; federal funds support the whole school, not individual students.
Staffing depth
22.5:1
students per teacher
- 5% above state mean
Top 58% in California - lower ratio than 42% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
46.4%
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
$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
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
2
in-school suspensions + 15 out-of-school
Suspension rate: 0.4 per 100 students. Combined in-school and out-of-school rate: 3.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 94.5%
White 2.1%
African American 2.1%
Asian 0.5%
Native Hawaiian / Pacific Islander 0.4%
Two or More 0.4%
Largest group: Hispanic or Latino at 94.5% of enrollment.
Student-body diversity index 10.6/100
Simpson diversity index - at 10.6, Merle S. Casey Elementary is less mixed than the California school average of 46.0.
Programs
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 Merle S. Casey Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Rialto High | Larger | Lower economic need | Similar S:T ratio |
| Eisenhower High | Larger | Similar economic need | Lower S:T ratio |
| Wilmer Amina Carter High | Larger | Lower economic need | Lower S:T ratio |
| William G. Jehue Middle | Larger | Lower economic need | Higher S:T ratio |
| Rialto Middle | Larger | Lower economic need | Similar S:T ratio |
Comparisons are relative to Merle S. Casey Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,075
- Students per teacher
- 20.8:1
- Resource Index
- 32/100
- 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
Similar elementary schools in Rialto
6 comparable elementary schools (grades K-5) serving the same city.
Charlotte N. Werner Elementary
Standard public school
739 students 23.8:1 students per teacher
Sam V. Curtis Elementary
Standard public school
702 students 26:1 students per teacher
J.P. Kelley Elementary
Standard public school
661 students 24.5:1 students per teacher
Samuel W. Simpson Elementary
Standard public school
638 students 23.6:1 students per teacher
George H. Dunn Elementary
Standard public school
609 students 24.4:1 students per teacher
Helen L. Dollahan Elementary
Standard public school
608 students 24.3:1 students per teacher
Nationwide elementary 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 (~563 students)
Frequently asked questions about Merle S. Casey Elementary
How many students attend Merle S. Casey Elementary?
Merle S. Casey Elementary has 563 students enrolled. It is an elementary school in Rialto, CA. CCD year-over-year: 592 (2022-23) → 570 (2023-24), nearly flat (-22).
What is the student-teacher ratio at Merle S. Casey Elementary?
The student-teacher ratio at Merle S. Casey Elementary is 22.5:1, which is 5% higher than the California average of 21.5:1 and 43% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Merle S. Casey Elementary?
82.8% of students at Merle S. Casey Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Merle S. Casey Elementary?
The largest demographic group at Merle S. Casey Elementary is Hispanic or Latino at 94.5% of enrollment, in Rialto, CA.
What is the Resource Investment Index for Merle S. Casey Elementary?
Merle S. Casey Elementary has a Resource Investment Index of 27/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Merle S. Casey Elementary rank among elementary schools in Rialto?
By Resource Investment Index, Merle S. Casey Elementary ranks #8 of 16 elementary 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 elementary schools in Rialto on the city page.
What other schools are in Rialto Unified?
Besides Merle S. Casey Elementary, Rialto Unified also operates Rialto High (2,623 students), Eisenhower High (2,075 students), and Wilmer Amina Carter High (1,951 students). See the Rialto Unified district page for the complete list.