Keystone Montessori Charter School
Data last updated · May 2026
Quality Indicators
See Methodology →- Overall QualityCombines daily care quality (interactions, learning, environment) with structural features like staff-to-child ratios and teacher qualifications.4 / 5
- Process QualityThe quality of daily care — caregiver-child interactions, learning activities, and the emotional climate. Drawn from the state QRIS rating, accreditations, and Head Start CLASS observations.4 / 5
- Structural QualityMeasurable features like staff-to-child ratios, group sizes, license status, and teacher qualifications. Provider-level data when available; otherwise the state regulatory baseline.5 / 5
Why this rating
This daycare earned 4 out of 5 stars overall. Process quality reflects a Quality First rating of Level 4 (out of 5). Structural quality reflects a license in good standing. The structural rating also includes Arizona's licensing baseline — what every licensed daycare in the state must meet. Arizona caps infant ratios at 1:5, toddler ratios at 1:6, and preschool ratios at 1:15. Lead teachers must hold a High School Diploma. Teachers must complete 18 hours of annual training.
Quality Recognitions & Accreditations
- State Quality Rating
- Quality First Level 4 (Max 5) Learn more →
- Accreditations
- National Association for the Education of Young Children (NAEYC)Not Accredited
- National Accreditation Commission (NAC)Not Accredited
- National Early Childhood Program Accreditation (NECPA)Not Accredited
- National Association for Family Child Care (NAFCC)Not Accredited
Facility Info
- Facility type
- Child Care Center
- Age groups served
- Toddlers, Preschool
- Licensed capacity
- 253
- Teacher-child ratios & group sizesState Minimum Displayed
Age Max ratio Max group Toddlers 1:6 Not Regulated Preschool 1:15 Not Regulated
Teacher Credentials
- Lead teacher credentialState Minimum Displayed
- High School Diploma
Inspection History
Across 4 inspections since 2023, the issues cited most often were Licensing & Administrative Compliance (4). None of the 4 findings were critical.
See All 4 Inspection Visits
Sep 11, 20251 Finding1 Important
- The Following Deficiencies Were Found at the Time of the Compliance Inspection Conducted on 9/11/25 and Are Subject To…Compliance (Annual)
The following deficiencies were found at the time of the Compliance inspection conducted on 9/11/25 and are subject to changes pending programmatic review. The Written Documentation is required to be submitted through the Licensing Portal within 10 days of the receipt of the Statement of Deficiencies. A copy of the Notice of Inspection Rights was provided at the time of the Inspection. The following was discussed, but not limited to: 1) New rules effective 8/3/25; 2) Any Item stored
Sep 17, 20241 Finding1 Important
- The Following Deficiencies Were Observed at the Time of the Annual Compliance Inspection Conducted on 9/17/2024 and Is…Compliance (Annual)
The following deficiencies were observed at the time of the annual Compliance Inspection conducted on 9/17/2024 and is subject to changes pending programmatic review. Please submit the Plan of Corrections via the LMS portal within 10 days of receipt of the Statement of Deficiencies. The Empower Self-Evaluation was emailed to the director. The fingerprint clearance cards for 6 of 6 staff members were verified to be valid through the DPS website at the time of the inspection. During th
Jul 31, 20241 Finding1 Important
- The Following Deficiencies Were Observed at the Time of the Modification Inspection Conducted on 07/31/2024, Subject To…Modification
The following deficiencies were observed at the time of the Modification inspection conducted on 07/31/2024, subject to changes pending programmatic review. A complete inspection was not conducted at this time. Compliance Officer (CO): Pat Morgan-Martinez Please submit the Written Plan of Corrections via the Licensing portal within 10 days of receipt of the Statement of Deficiencies. The following items were discussed but not limited to: **Cleaning equipment kept inaccessible
Sep 21, 20231 Finding1 Important
- The Following Deficiencies Were Observed at the Time of the Compliance Inspection Conducted on 09/21/2023, Subject To…Compliance (Annual)
The following deficiencies were observed at the time of the Compliance inspection conducted on 09/21/2023, subject to changes pending programmatic review. Compliance Officer (CO) #1: Pat Morgan-Martinez Compliance Officer (CO) #2: Stephanie Jake Please submit the Written Documentation of Corrections via the Licensing portal within 10 days of receipt of the Statement of Deficiencies. 5 of 5 fingerprint clearance cards were valid via a DPS website search. The Empower Survey link was p