Ontario-Montclair
Public school district based in Ontario, California. NCES district ID 0628470; state ID CA-3667819.
District totals on this page are sums of the school records in the 2024–25 Common Core of Data. They can differ from totals the district reports itself, which may include students or staff not assigned to a school. Why.
Operating schoolsDefinition
33
Enrollment (sum of schools)Definition
17,640
Teachers (FTE, sum of schools)Definition
825.7
Students per teacher FTEDefinition
21.4
Charter schoolsDefinition
0
Enrollment by grade
| Group | Students | Bar |
|---|---|---|
| Kindergarten | 2,385 | |
| Grade 1 | 1,726 | |
| Grade 2 | 1,793 | |
| Grade 3 | 1,899 | |
| Grade 4 | 2,009 | |
| Grade 5 | 1,873 | |
| Grade 6 | 1,959 | |
| Grade 7 | 2,012 | |
| Grade 8 | 1,984 |
Students by race/ethnicity
| Group | Share | Bar |
|---|---|---|
| American Indian or Alaska Native | 0.7% | |
| Asian | 3.3% | |
| Black or African American | 3.4% | |
| Hispanic/Latino | 88.5% | |
| Native Hawaiian or Other Pacific Islander | Suppressed | |
| Two or more races | 0.8% | |
| White | 3.3% | |
| Not Specified | Suppressed |
Race/ethnicity categories are those states report to NCES. Shares describe the district as a whole, not any one school or student.
Students by sex
| Group | Share | Bar |
|---|---|---|
| Female | Suppressed | |
| Male | 100.0% | |
| Not Specified | Suppressed |
Schools in this district
Sorted by enrollment (a size measure, not a ranking). Locale mix: City 22, Suburb 11.
| School | Grades | Type | Students | Teacher FTE | Students / FTE | Locale |
|---|---|---|---|---|---|---|
| Edison Elementary Ontario | K–8 | Regular | 736 | 28.4 | 25.9 | City: Midsize |
| Central Language Academy Ontario | K–8 | Regular | 736 | 29.4 | 25.1 | City: Midsize |
| Ray Wiltsey Middle Ontario | 6–8 | Regular | 727 | 41.6 | 17.5 | City: Midsize |
| Oaks Middle Ontario | 7–8 | Regular | 668 | 31.0 | 21.5 | City: Midsize |
| Serrano Middle Montclair | 7–8 | Regular | 657 | 35.6 | 18.4 | Suburb: Large |
| Richard Haynes Elementary Ontario | K–6 | Regular | 641 | 27.0 | 23.7 | City: Midsize |
| Berlyn Elementary Ontario | K–6 | Regular | 639 | 28.0 | 22.8 | City: Midsize |
| Bon View Elementary Ontario | K–6 | Regular | 598 | 25.0 | 23.9 | City: Midsize |
| Sultana Elementary Ontario | K–6 | Regular | 589 | 29.6 | 19.9 | City: Midsize |
| Vernon Middle Montclair | 7–8 | Regular | 580 | 30.6 | 18.9 | Suburb: Large |
| Euclid Elementary Ontario | K–6 | Regular | 572 | 27.1 | 21.1 | City: Midsize |
| Mission Elementary Ontario | K–6 | Regular | 571 | 24.0 | 23.8 | Suburb: Large |
| Montera Elementary Montclair | K–6 | Regular | 564 | 32.0 | 17.6 | Suburb: Large |
| Vineyard Elementary Ontario | K–8 | Regular | 562 | 22.1 | 25.4 | City: Midsize |
| Ramona Elementary Montclair | K–6 | Regular | 556 | 24.0 | 23.2 | Suburb: Large |
| Hawthorne Elementary Ontario | K–6 | Regular | 549 | 22.1 | 24.8 | City: Midsize |
| Elderberry Elementary Ontario | K–6 | Regular | 544 | 24.2 | 22.5 | City: Midsize |
| Vina Danks Middle Ontario | 7–8 | Regular | 544 | 33.4 | 16.3 | City: Midsize |
| Mariposa Elementary Ontario | K–6 | Regular | 537 | 25.0 | 21.5 | City: Midsize |
| Monte Vista Elementary Montclair | K–6 | Regular | 535 | 22.0 | 24.3 | Suburb: Large |
| Lincoln Elementary Ontario | K–6 | Regular | 530 | 28.6 | 18.5 | City: Midsize |
| De Anza Middle Ontario | 7–8 | Regular | 510 | 32.1 | 15.9 | City: Midsize |
| Kingsley Elementary Montclair | K–6 | Regular | 494 | 20.0 | 24.7 | Suburb: Large |
| Arroyo Elementary Ontario | K–8 | Regular | 493 | 23.2 | 21.2 | City: Midsize |
| Lehigh Elementary Montclair | K–6 | Regular | 477 | 20.0 | 23.9 | Suburb: Large |
| El Camino Elementary Ontario | K–6 | Regular | 476 | 26.0 | 18.3 | City: Midsize |
| Howard Elementary Montclair | K–6 | Regular | 433 | 18.1 | 23.9 | Suburb: Large |
| Del Norte Elementary Ontario | K–6 | Regular | 428 | 20.0 | 21.4 | City: Midsize |
| Moreno Elementary Montclair | K–6 | Regular | 428 | 20.0 | 21.4 | Suburb: Large |
| Corona Elementary Ontario | K–6 | Regular | 414 | 18.1 | 22.9 | City: Midsize |
| Buena Vista Arts-Integrated Montclair | K–6 | Regular | 369 | 15.0 | 24.6 | Suburb: Large |
| Vista Grande Elementary Ontario | K–6 | Regular | 358 | 15.0 | 23.9 | City: Midsize |
| Online Academy Ontario | K–8 | Alternative | 125 | 7.5 | 16.7 | City: Midsize |
Finance and graduation rates
District finance (NCES F-33, fiscal year 2023) and four-year graduation rates (ED Data Express, 2022–23) are being added. They will appear here with their own reporting years. See School Finance and Education Outcomes.
More in California: state overview · all districts · find a school.
Sources for this page
- NCES Common Core of Data (CCD), School Directory 2024–25, version 1a. File
ccd_sch_029_2425_w_1a_073025.zip, last checked 2026-11-06. - NCES CCD School Membership 2024–25, version 1a. File
ccd_sch_052_2425_l_1a_073025.zip, last checked 2026-11-06. - NCES CCD School Staff 2024–25, version 1a. File
ccd_sch_059_2425_l_1a_073025.zip, last checked 2026-11-06. - NCES EDGE Public School Geocodes 2024–25. File
EDGE_GEOCODE_PUBLICSCH_2425.zip, last checked 2026-11-06.
Figures are republished from official files without adjustment, except where a page says a value is summed or derived. See methodology and definitions & limitations. Spotted a problem? Report a data issue.