Skip to main content

Licensed Daycare in Diamond Bar, California

20 state-licensed childcare providers in Diamond Bar. Each listing shows license status, capacity and the inspection information we have processed so far — free for parents.

Browse Diamond Bar childcare by type

Infant careBirth to 2 years7 programsPreschoolAges 2 to 512 programsSchool-age careAges 5 to 122 programs
Ages
Safety

Historical filter: no citations in available assessed reports, with an assessment within 2 years. Cards show a separate 12-month window. About the data

Licensed

DIAMOND BAR COMMUNITY PRESCHOOL

DAY CARE CENTER

400 SOUTH RANCHERIA ROAD, DIAMOND BAR, CA 91765

Child care center
Preschool (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
36

Last state visit · October 2025

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

DIAMOND BAR MONTESSORI ACADEMY

INFANT CENTER

23555 PALOMINO DR, DIAMOND BAR, CA 91765

Child care center
Infant (inferred from license type)Toddler (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
24

Last state visit · October 2025

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

DIAMOND BAR MONTESSORI ACADEMY

DAY CARE CENTER

23555 PALOMINO DR, DIAMOND BAR, CA 91765

Child care center
Preschool (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
118

Last state visit · October 2025

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

DISCOVERY WORLD MONTESSORI

DAY CARE CENTER

801 BREA CANYON RD, DIAMOND BAR, CA 91789

Child care center
Preschool (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
121

Last state visit · February 2026

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

DISCOVERY WORLD MONTESSORI

INFANT CENTER

801 BREA CANYON RD, DIAMOND BAR, CA 91789

Child care center
Infant (inferred from license type)Toddler (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
24

Last state visit · February 2026

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

GOLDEN SPRINGS CHILD DEVELOPMENT CENTER, RM. 29

DAY CARE CENTER

245 S. BALLENA DR., DIAMOND BAR, CA 91765

Child care center
Preschool (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
15

Last state visit · August 2026

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

KIDDIE ACADEMY OF DIAMOND BAR

DAY CARE CENTER

21385 COLD SPRING LANE, DIAMOND BAR, CA 91765

Child care center
Preschool (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
100

Last state visit · April 2026

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

KIDDIE ACADEMY OF DIAMOND BAR

INFANT CENTER

21385 COLD SPRING LANE, DIAMOND BAR, CA 91765

Child care center
Infant (inferred from license type)Toddler (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
32
Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

LANDMARK CHRISTIAN PRESCHOOL

DAY CARE CENTER

3338 S Diamond Canyon Rd, Diamond Bar, CA 91765

Child care center
Preschool (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
100
Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

LA PETITE ACADEMY, INC.

INFANT CENTER

722 S. GRAND AVENUE, DIAMOND BAR, CA 91765

Child care center
Infant (inferred from license type)Toddler (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
10

Last state visit · October 2025

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

LA PETITE ACADEMY INC.-GRAND AVE.

SCHOOL AGE DAY CARE CENTER

722 SO. GRAND AVE., DIAMOND BAR, CA 91765

Child care center
School-age (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
28

Last state visit · January 2026

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

LA PETITE ACADEMY INC.-GRAND AVE.

DAY CARE CENTER

722 SO. GRAND AVE., DIAMOND BAR, CA 91765

Child care center
Preschool (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
118

Last state visit · October 2025

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

LIMAI MONTESSORI ACADEMY

DAY CARE CENTER

23377 GOLDEN SPRINGS DRIVE, DIAMOND BAR, CA 91765

Child care center
Preschool (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
102

Last state visit · October 2026

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

MAGNOLIA PROGRESSIVE MONTESSORI

SINGLE LICENSED CHILD CARE CENTER

3201 S. BREA CANYON RD, DIAMOND BAR, CA 91765

Child care center
Infant (inferred from license type)Toddler (inferred from license type)Preschool (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
77
Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

MT. CALVARY LUTHERAN PRESCHOOL AND DAY CARE

INFANT CENTER

23300 GOLDEN SPRINGS DR, DIAMOND BAR, CA 91765

Child care center
Infant (inferred from license type)Toddler (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
20

Last state visit · January 2026

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

MT. CALVARY LUTHERAN PRESCHOOL & DAY CARE CENTER

DAY CARE CENTER

23300 EAST GOLDEN SPRINGS DR., DIAMOND BAR, CA 91765

Child care center
Preschool (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
72

Last state visit · January 2026

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

TOWNE & COUNTRY PRESCHOOL & INFANT CENTER AT AQMD

INFANT CENTER

21805 E. COPLEY DR., DIAMOND BAR, CA 91765

Child care center
Infant (inferred from license type)Toddler (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
16

Last state visit · May 2026

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

TOWNE & COUNTY PRESCHOOL & INFANT CENTER AT AQMD

DAY CARE CENTER

21805 E. COPLEY DR., DIAMOND BAR, CA 91765

Child care center
Preschool (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
76

Last state visit · December 2025

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

YMCA EARLY LEARNING CENTER

SCHOOL AGE DAY CARE CENTER

22600 SUNSET CROSSING RD, DIAMOND BAR, CA 91765

Child care center
School-age (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
30

Last state visit · April 2026

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Licensed

YMCA EARLY LEARNING CENTER

DAY CARE CENTER

22600 SUNSET CROSSING ROAD, DIAMOND BAR, CA 91765

Child care center
Preschool (inferred from license type)Typical for this license type
Ages
Ages not reported
Hours
Hours not reported
Capacity
63

Last state visit · March 2026

Record grade unavailableProposed site classification · not a licensing gradeHow this works · Citation data not yet assessedAvailability not reported

Severity timeline · 3 years

Proposed site classification · not a licensing grade

Available-record coverage is incomplete. Missing marks do not mean no visits or findings.

No assessed visits in the last 3 years

How this works ·

Why parents in Diamond Bar use DaycareNearMe

Every safety record, decoded

We turn dense state inspection reports for Diamond Bar providers into a plain-English safety view with any citations clearly listed.

Compare side by side

Line up to three programs on hours, ages, capacity, and safety records to decide with confidence.

Official inspection history

Citations from the state licensing agency, shown in plain English next to each provider.

How it works

  1. 1

    Search and shortlist

    Browse licensed providers in Diamond Bar and save the ones that fit your schedule and your child's age.

  2. 2

    Check the safety record

    Open each listing to read its state inspection history and any citations, decoded into plain English.

  3. 3

    Contact and tour

    Reach out to your top choices, ask about openings and rates, and tour before you decide.

About daycare in Diamond Bar, California

Our directory lists 20 state-licensed daycare providers in Diamond Bar, California.

Each listing shows the provider's state license status, capacity and the inspection information we have processed so far. Always confirm details with the provider and the California Department of Social Services, Community Care Licensing Division.

Types of childcare in Diamond Bar

  • Infant Daycare — Licensed centers that care for babies and toddlers.
  • Preschool & Child Care Centers — Center-based programs preparing children for kindergarten.
  • Before & After School Care — Before/after school and school-holiday programs.

Daycare in Diamond Bar — FAQ

How many licensed daycare providers are there in Diamond Bar, CA?

Diamond Bar has 20 licensed childcare providers in our directory, including infant centers, child care centers, and school-age programs. All data is sourced from the California Department of Social Services, Community Care Licensing Division.

What types of daycare are available in Diamond Bar?

Diamond Bar families can choose between dedicated infant centers, center-based care (preschools and child care centers), and before/after school programs. Each listing shows the license type, ages served, and capacity.

How do I check a Diamond Bar daycare's safety record?

Open a listing to see the state inspection information we have processed so far — for many providers, plain-English summaries of recent inspection reports and any citations. Always confirm the license and inspection record directly with the California Department of Social Services, Community Care Licensing Division.

Is this directory free for parents?

Yes. Searching, comparing providers, and reading safety records on DaycareNearMe is completely free for families.

Daycare in nearby California cities

Walnut23 providersBrea17 providersRowland Heights16 providersChino Hills20 providersPomona48 providersYorba Linda33 providersWest Covina30 providersCity Of Industry4 providers