DIAMOND BAR MONTESSORI ACADEMY
Data Freshness & Provenance
Inspection coverage
7 inspections on record
Active providers
License status: LICENSED
Last refreshed
April 3, 2026
Latest inspection
October 17, 2025
Provenance
California licensing inspections and DaycareCheck scoring
Quick Facts
These facts are normalized from the official record so they can be quoted directly.
Updated April 3, 2026
- Provider
- DIAMOND BAR MONTESSORI ACADEMY
- License number
- Not listed
- Location
- 23555 PALOMINO DR, Diamond Bar, CA 91765
- Status
- LICENSED
- Safety grade
- A (Excellent), score 92.5/100
- Inspection record
- 7 inspections, last inspected October 17, 2025
- Provenance
- Official state licensing inspections and DaycareCheck scoring. Last refreshed April 3, 2026.
Safety Scorecard
4
Total Violations
Oct 17, 2025
Last Inspection
24
Capacity
Complaint History
1 complaint investigation on record.
1
Substantiated
0
Inconclusive
0
Unsubstantiated
Violation Timeline
Violations by month over the last 3 years, colored by severity.
All Violations (4)
(b) At the time of acceptance of each child in care, the licensee shall inform each child's parent or authorized representative of his/her rights that include, but are not limited to, the following:
(b) At the time of acceptance of each child in care, the licensee shall inform each child's parent or authorized representative of his/her rights that include, but are not limited to, the following:
Type B citation - potential risk if not corrected
Type B citation from complaint investigation - potential risk if not corrected
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Frequently Asked Questions
What is DIAMOND BAR MONTESSORI ACADEMY's safety grade?
DIAMOND BAR MONTESSORI ACADEMY has a safety grade of A (Excellent) based on state inspection data. The composite score is 92.5 out of 100.
How many violations does DIAMOND BAR MONTESSORI ACADEMY have?
DIAMOND BAR MONTESSORI ACADEMY has 4 total violations on record, including 0 critical, 4 serious, and 0 minor.
When was DIAMOND BAR MONTESSORI ACADEMY last inspected?
DIAMOND BAR MONTESSORI ACADEMY was last inspected on October 17, 2025.
Has DIAMOND BAR MONTESSORI ACADEMY had any complaints?
DIAMOND BAR MONTESSORI ACADEMY has 1 complaint investigation on record, with 1 substantiated allegation, 0 inconclusive, and 0 unsubstantiated.