Daycares in Ontario, California

68 facilitiesAvg score: 85.6

Data Freshness & Provenance

Inspection coverage

60 of 68 tracked providers have inspection history

Active providers

59 providers appear active in this market

Last refreshed

May 18, 2026

Latest inspection

February 23, 2026

Provenance

California licensing records, inspections, and DaycareCheck scoring

City Snapshot

Ontario currently has 68 tracked providers. 60 have inspection history, 59 appear active, and 59% of the market holds an A or B grade. The latest inspection in the dataset is February 23, 2026.

Updated May 18, 2026 from California licensing records, inspections, and DaycareCheck scoring.

See the best daycares in Ontario →
TypeAll (68)Centers (41)Home (27)
SortBest GradeFewest ViolationsName
FilterAccreditedHead Start
A

OMSD/BON VIEW ELEMENTARY SCHOOL

2121 SOUTH BON VIEW AVENUE

No violationsCapacity: 24DAY CARE CENTER
A

OMSD/HAWTHORNE ELEMENTARY SCHOOL

705 WEST HAWTHORNE STREET

No violationsCapacity: 24DAY CARE CENTER
A

ONTARIO-MONTCLAIR YMCA RANCH VIEW

3300 OLD RANCH VIEW RD

No violationsCapacity: 23SCHOOL AGE DAY CARE CENTER
A

OMSD/SULTANA ELEMENTARY SCHOOL

1845 SOUTH SULTANA AVENUE

No violationsCapacity: 24DAY CARE CENTER
A

SBCSS LIVE OAK STATE PRESCHOOL BLDG. C01

2547 EAST RIVERSIDE DRIVE

No violationsCapacity: 24DAY CARE CENTER
A

ONTARIO CHRISTIAN ACADEMY LEARNING INSTITUTE

1336 N BAKER AVE

INACTIVE
No violationsCapacity: 7INFANT CENTER
A

REDEEMER LUTHERAN PRESCHOOL

920 W. 6TH STREET

No violationsCapacity: 66DAY CARE CENTER
A

ONTARIO-MONTCLAIR YMCA - ELDERBERRY SCHOOL SITE

950 N. ELDERBERRY

No violationsCapacity: 55SCHOOL AGE DAY CARE CENTER
A

OMSD/CORONA ELEMENTARY SCHOOL

1140 N. CORONA AVENUE

No violationsCapacity: 24DAY CARE CENTER
A

PSD/WESTMINSTER HEAD START

720 N. SULTANA AVENUE

No violationsCapacity: 70DAY CARE CENTER
A

KID'S CLUB

1825 N. VINEYARD

No violationsCapacity: 57SCHOOL AGE DAY CARE CENTER
A

ONTARIO-MONTCLAIR YMCA/MTN VIEW CHILD CARE SITE

2825 EAST WALNUT STREET

No violationsCapacity: 45SCHOOL AGE DAY CARE CENTER
A

OMSD/EL CAMINO ELEMENTARY SCHOOL

1525 W. 5TH STREET

No violationsCapacity: 24DAY CARE CENTER
A

OMSD/HAYNES ELEMENTARY SCHOOL

715 WEST FRANCIS STREET

3 violationsCapacity: 24DAY CARE CENTER
A

HEAVENLY CARE

1030A E RIVERSIDE DRIVE

1 violationCapacity: 16SCHOOL AGE DAY CARE CENTER
A

ONTARIO-MONTCLAIR YMCA-CREEK VIEW SITE

3742 LYTLE CREEK N LP

3 violationsCapacity: 43SCHOOL AGE DAY CARE CENTER
A

OMSD/MARIPOSA ELEMENTARY SCHOOL

1605 E. D STREET

6 violationsCapacity: 24DAY CARE CENTER
B

SBCSS LEVI DICKEY STATE PRESCHOOL

3840 SOUTH PARCO AVENUE

3 violationsCapacity: 23DAY CARE CENTER
B

EASTER SEALS CHILD DEVELOPMENT CENTER

1801 EAST SIXTH STREET

5 violationsCapacity: 22INFANT CENTER
B

MAOF ONTARIO EARLY LEARNING CENTER

1205 NORTH BAKER AVENUE

12 violationsCapacity: 94DAY CARE CENTER

Home Daycares in Ontario

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