| School Name | Address |
| Canyon View High School | 557 W 5th StreetOntario, CA 91762 |
| Chaffey Community Day School | 1305 N Euclid AVE.Ontario, CA 91762 |
| Chaffey High School | 1245 North Euclid AveOntario, CA 91762 |
| Echos Of Faith Christian School | 11255 S Central AvenueOntario, CA 91762 |
| El Camino Elementary | 1525 W 5TH STOntario, CA 91762 |
| Elderberry Elementary School | 950 N Elderberry AVEOntario, CA 91762 |
| Euclid Elementary School | 1120 S Euclid AVEOntario, CA 91762 |
| Family Solutions Collaborative | 214 W E STOntario, CA 91762 |
| First United Methodist Preschool & Kindergarten | 918 North Euclid AvenueOntario, CA 91762 |
| Hawthorne Elementary School | 705 W Hawthorne StOntario, CA 91762 |
| Mission Elementary School | 5555 Howard STOntario, CA 91762 |
| Mount Zion Christian School | 224a West California StreetOntario, CA 91762 |
| Oaks Middle School | 1221 S Oaks AVEOntario, CA 91762 |
| Ontario Christian High School | 931 W Philadelphia StreetOntario, CA 91762 |
| Ontario Christian Preschool, Elementary, and Middle School | 1907 S Euclid AveOntario, CA 91762 |
| Ontario High School | 901 West Francis StreetOntario, CA 91762 |
| Ontario Progressive Montessori School | 328 West Phillips StreetOntario, CA 91762 |
| Ontario-Montclair School District | 950 West D StreetOntario, CA 91762 |
| Park View Elementary School | 4860 S Celebration AveOntario, CA 91762 |
| Redeemer Lutheran Christian School | 920 W 6TH STOntario, CA 91762 |
| Richard Haynes Elementary School | 715 W Francis STOntario, CA 91762 |
| St George School | 322 W D STOntario, CA 91762 |
| Vina Danks Middle School | 1020 N Vine AVEOntario, CA 91762 |
| Vista Grande Elementary School | 1390 W Francis STOntario, CA 91762 |