Ranked among the top 10 childcare centers in Ontario. Fewer than half of all centers in the city reach this level across our full 11-dimension scoring.
Best for Safety
Earned the highest safety score in Ontario. Our safety dimension weighs inspection history, deficiency records, and parent-reported safety culture across reviews.
Best K-Ready
Earned the highest kindergarten-readiness score in Ontario. This dimension reflects pre-literacy, pre-math, and school-readiness preparation reported by parents and visible in the curriculum.
Best Management
Earned the highest management score in Ontario. This dimension reflects director responsiveness, communication, operational consistency, and the overall tone families experience from leadership.
Full Ranking Detail
California State PreschoolFree/Low-CostAges 3–4yr
Ontario-Montclair School District State Preschool operates at multiple elementary campuses across Ontario, CA, serving three- and four-year-old children through California's State Preschool Program, which aligns to kindergarten readiness standards. The program is free or heavily subsidized for qualifying families, providing essential access for Ontario's working-class community. Location at district elementary campuses facilitates a seamless transition to transitional kindergarten and regular kindergarten enrollment. The program does not serve infants, and half-day schedules may require families to arrange supplemental care; quality and programming can also vary across individual OMSD campus sites.
Safety8.0
Curriculum7.0
Art / Music6.0
Infant care2.0
Kindergarten readiness8.0
Teacher quality7.0
Compassion7.0
Management7.0
Culture7.0
Extracurriculars6.0
Recognition of Excellence — Website Badge
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Top 10 in Ontario
<!-- Recognition of Excellence: Ontario-Montclair School District State Preschool -->
<a href="https://creativemindsmontessori.com/US-wide-childcare-preschool-rankings/california/inland-empire/ontario-ca/ontario-montclair-school-district-state-preschool/" target="_blank" rel="noopener" style="display:flex;align-items:flex-start;gap:16px;padding:18px;background:#FFFBF0;border:1px solid #EDD97A;border-radius:10px;max-width:420px;text-decoration:none;color:inherit;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;">
<img src="https://creativemindsmontessori.com/US-wide-childcare-preschool-rankings/badges/rank-10-city.jpg" alt="Top 10 in Ontario - Ontario-Montclair School District State Preschool - Ontario, CA" width="80" height="80" style="border-radius:8px;flex-shrink:0;" loading="lazy">
<span>
<strong style="display:block;font-size:15px;color:#1A1A18;margin-bottom:5px;">Top 10 in Ontario</strong>
<span style="font-size:13px;color:#4A4A46;line-height:1.5;">Ranked among the top 10 childcare centers in Ontario. Fewer than half of all centers in the city reach this level across our full 11-dimension scoring.</span>
</span>
</a>
Best for Safety
<!-- Recognition of Excellence: Ontario-Montclair School District State Preschool -->
<a href="https://creativemindsmontessori.com/US-wide-childcare-preschool-rankings/california/inland-empire/ontario-ca/ontario-montclair-school-district-state-preschool/" target="_blank" rel="noopener" style="display:flex;align-items:flex-start;gap:16px;padding:18px;background:#FFFBF0;border:1px solid #EDD97A;border-radius:10px;max-width:420px;text-decoration:none;color:inherit;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;">
<img src="https://creativemindsmontessori.com/US-wide-childcare-preschool-rankings/badges/dim-safety.jpg" alt="Best for Safety - Ontario-Montclair School District State Preschool - Ontario, CA" width="80" height="80" style="border-radius:8px;flex-shrink:0;" loading="lazy">
<span>
<strong style="display:block;font-size:15px;color:#1A1A18;margin-bottom:5px;">Best for Safety</strong>
<span style="font-size:13px;color:#4A4A46;line-height:1.5;">Earned the highest safety score in Ontario. Our safety dimension weighs inspection history, deficiency records, and parent-reported safety culture across reviews.</span>
</span>
</a>
Best K-Ready
<!-- Recognition of Excellence: Ontario-Montclair School District State Preschool -->
<a href="https://creativemindsmontessori.com/US-wide-childcare-preschool-rankings/california/inland-empire/ontario-ca/ontario-montclair-school-district-state-preschool/" target="_blank" rel="noopener" style="display:flex;align-items:flex-start;gap:16px;padding:18px;background:#FFFBF0;border:1px solid #EDD97A;border-radius:10px;max-width:420px;text-decoration:none;color:inherit;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;">
<img src="https://creativemindsmontessori.com/US-wide-childcare-preschool-rankings/badges/dim-kinder.jpg" alt="Best K-Ready - Ontario-Montclair School District State Preschool - Ontario, CA" width="80" height="80" style="border-radius:8px;flex-shrink:0;" loading="lazy">
<span>
<strong style="display:block;font-size:15px;color:#1A1A18;margin-bottom:5px;">Best K-Ready</strong>
<span style="font-size:13px;color:#4A4A46;line-height:1.5;">Earned the highest kindergarten-readiness score in Ontario. This dimension reflects pre-literacy, pre-math, and school-readiness preparation reported by parents and visible in the curriculum.</span>
</span>
</a>
Best Management
<!-- Recognition of Excellence: Ontario-Montclair School District State Preschool -->
<a href="https://creativemindsmontessori.com/US-wide-childcare-preschool-rankings/california/inland-empire/ontario-ca/ontario-montclair-school-district-state-preschool/" target="_blank" rel="noopener" style="display:flex;align-items:flex-start;gap:16px;padding:18px;background:#FFFBF0;border:1px solid #EDD97A;border-radius:10px;max-width:420px;text-decoration:none;color:inherit;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;">
<img src="https://creativemindsmontessori.com/US-wide-childcare-preschool-rankings/badges/dim-mgmt.jpg" alt="Best Management - Ontario-Montclair School District State Preschool - Ontario, CA" width="80" height="80" style="border-radius:8px;flex-shrink:0;" loading="lazy">
<span>
<strong style="display:block;font-size:15px;color:#1A1A18;margin-bottom:5px;">Best Management</strong>
<span style="font-size:13px;color:#4A4A46;line-height:1.5;">Earned the highest management score in Ontario. This dimension reflects director responsiveness, communication, operational consistency, and the overall tone families experience from leadership.</span>
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This recognition is awarded independently by Creative Minds Montessori based on publicly available parent reviews and public records. Centers do not pay for or request these rankings. Scores reflect editorial synthesis of verified parent experience — not center marketing materials. Rankings are updated periodically as new reviews are analyzed.
