- Enrollment
- 770
- Students per teacher
- 17.5:1
- Resource Index
- 28/100
Elementary school (grades K-5) · Ontario, CA
Ontario Center
Federal NCES profile for Ontario Center, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 26/100.
2024-25 NCES dataElementary school (grades K-5)NCES 061630009841
👥 S:T ratio 6
🌟 Gifted program 70
📋 Attendance 2
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Ontario Center earns 26/100 on the Resource Investment Index, with class sizes near the California median.
- #15 of 26
- elementary schools in Ontario · Resource Index
- 26
- Resource Index · Lower
- 23.4:1
- students per teacher
- 54.7%
- free-lunch eligible
Ontario Center has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Ontario Center ranks #15 of 26 elementary schools in Ontario, CA.
School address
District: Cucamonga Elementary · California
NCES ID 061630009841 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+15 students YoY
Ontario Center held near 563 students from 2022-23 to 2023-24 (+15 headcount).
Teacher FTE added 25.7 → 26.3 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+15 students YoY 061630009841 · Ontario, CA Elementary · MID · TRAD
585 enr · 23.4:1 · 54.7% lunch · RII 26
Nearest enrollment peer: Rancho Cucamonga Middle (770 students)
Ontario Center held near 563 students from 2022-23 to 2023-24 (+15 headcount). Teacher FTE added 25.7 → 26.3 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Ontario Center in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Rancho Cucamon
Rancho Cucamonga Middle
770 students
- This school
Ontario Center
585 students
- Los Amigos Ele
Los Amigos Elementary
550 students
- Cucamonga Elem
Cucamonga Elementary
452 students
What this shows Ontario Center reports 585 students on the CCD universe file.
How Ontario Center compares
Ontario Center 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 | 23.4:1 | ▲ 9% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 54.7% | ▼ 1% | 55.5% | 51.7% |
| Enrollment | 585 | top 34% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
23.4:1
Leaner classes than 7% of US schools, heavier class loads than most.
585
Bigger than 71% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
54.7%
free-lunch eligible
- 1% below the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
23.4:1
students per teacher
- 9% above state mean
Top 66% in California - lower ratio than 34% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
39.1%
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
$20,970
per pupil, district-wide
- above California avg of $18,665
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 11 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 1.9 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 52.0%
African American 23.8%
White 10.6%
Two or More 6.5%
Asian 6.2%
Native Hawaiian / Pacific Islander 1.0%
Largest group: Hispanic or Latino at 52.0% of enrollment.
Student-body diversity index 65.4/100
Simpson diversity index - at 65.4, Ontario Center is more mixed than the California school average of 46.0.
Programs
Gifted & talented Yes
District finance for Cucamonga Elementary reports $20,970 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Ontario Center Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Rancho Cucamonga Middle | Larger | Similar economic need | Lower S:T ratio |
| Los Amigos Elementary | Similar size | Similar economic need | Lower S:T ratio |
| Cucamonga Elementary | Similar size | Similar economic need | Lower S:T ratio |
Comparisons are relative to Ontario Center's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 550
- Students per teacher
- 20.4:1
- Resource Index
- 16/100
- Enrollment
- 452
- Students per teacher
- 19.7:1
- Resource Index
- 34/100
Similar elementary schools in Ontario
6 comparable elementary schools (grades K-5) serving the same city.
Park View Elementary
Standard public school
844 students 25.6:1 students per teacher
Ranch View Elementary
Standard public school
738 students 30.8:1 students per teacher
Edison Elementary
Standard public school
736 students 26.3:1 students per teacher
Central Language Academy
Standard public school
736 students 25.4:1 students per teacher
Richard Haynes Elementary
Standard public school
641 students 21.4:1 students per teacher
Berlyn Elementary
Standard public school
639 students 22:1 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 (~585 students)
Frequently asked questions about Ontario Center
How many students attend Ontario Center?
Ontario Center has 585 students enrolled. It is an elementary school in Ontario, CA. CCD year-over-year: 548 (2022-23) → 563 (2023-24), nearly flat (+15).
What is the student-teacher ratio at Ontario Center?
The student-teacher ratio at Ontario Center is 23.4:1, which is 9% higher than the California average of 21.5:1 and 49% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Ontario Center?
54.7% of students at Ontario Center are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Ontario Center?
The largest demographic group at Ontario Center is Hispanic or Latino at 52.0% of enrollment, in Ontario, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 65.4/100.
What is the Resource Investment Index for Ontario Center?
Ontario Center has a Resource Investment Index of 26/100 (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 Ontario Center rank among elementary schools in Ontario?
By Resource Investment Index, Ontario Center ranks #15 of 26 elementary schools in Ontario, 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 Ontario on the city page.
What other schools are in Cucamonga Elementary?
Besides Ontario Center, Cucamonga Elementary also operates Rancho Cucamonga Middle (770 students), Los Amigos Elementary (550 students), and Cucamonga Elementary (452 students). See the Cucamonga Elementary district page for the complete list.