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Child care center 

Keystone Montessori Charter School

1025 East Liberty Lane, Phoenix, AZ 85048
licensed capacity
253
open each week
5 days
a week, county median
$270

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Licensed by the stateInspection record

About

About Keystone Montessori Charter School

Keystone Montessori Charter School is a licensed child care center in Phoenix, Arizona. It is licensed by the state, for up to 253 children.

It is open Monday to Friday, 7:30 AM to 5:30 PM.

Arizona Department of Health Services, Bureau of Child Care Licensing made 3 visits in the last 3 years and cited 14 rules across 2 of them. The visit list, in the state's words, is below.

Montessori
Ask when you call: rates, current openings, staff-to-child ratio, teacher qualifications and whether it accepts child care subsidies.
Type
Child care center
Ages
Ask the daycare
Hours today
Closed today
Licensed capacity
253 children

Hours

Hours

Monday7:30 AM to 5:30 PM
Tuesday7:30 AM to 5:30 PM
Wednesday7:30 AM to 5:30 PM
Thursday7:30 AM to 5:30 PM
Friday7:30 AM to 5:30 PM
SaturdayNot listed
SundayTodayNot listed

Programs

Programs and care

Licensed capacity253 childrenFrom the state license
A daycare without an item may still offer it; ask.

Cost

Tuition and costs

Keystone Montessori Charter School has not listed its tuition. For comparison, full-time infant care at a child care center in Maricopa County has a median price of $270 a week (U.S. Department of Labor, 2022).

Ask the daycare for its ratesIt has not listed its tuition. The county medians below are a starting point.
Maricopa County medians, full time, per week

Infant

Center$270
Home daycare$180

Toddler

Center$210
Home daycare$171

Preschool

Center$210
Home daycare$171

School age

Center$175
Home daycare$150

County median full-time prices at centers and home daycares, U.S. Department of Labor, National Database of Childcare Prices, 2022 (the latest year). Not this daycare's rates; prices have risen since.

State record

Inspection reports for Keystone Montessori Charter School

License

Status
Licensed and operating
License type
Licensed Child Care Center
Capacity
253 children
License number
#CDC-8866
See the state's record

Summary

3 visits in the last 3 years · Last visit Sep 11, 2025: 5 rules cited

Rules cited on 2 of 3 visits · 14 rules in all

  • Health, medication and illness 6
  • Records and paperwork 2
  • Safety and hazards 2
  • Building, equipment and play areas 2
  • Background checks 1
  • Discipline and child guidance 1

For comparison: 96% of Arizona daycares had at least one rule cited in the last 3 years; the typical daycare had 12.

A cited rule is what an inspector found on the day of a visit. It is not a rating of the daycare today.

Own this daycare? Add your response to the state record

See all 3 visits
  1. Sep 11, 2025Inspection5 rules cited
    • Health, medication and illness

      AAC R9-5-503.C. C. A licensee shall ensure that a written diaper changing procedure is posted and implemented in each diaper changing area.

      “Findings: Based on the Compliance Officer's observation, the diapering procedures were not posted in the diapering area in the Hummingbird room.”
    • Records and paperwork

      AAC R9-5-303.B. B. A licensee shall ensure that the licensed capacity of each indoor activity area or room is posted in that activity area or room.

      “Findings: Based on the Compliance Officer's observation, the licensed capacity in the Agave room is 18 but was incorrectly posted as 29.”
    • Background checks

      AAC R9-5-203.A. A. A licensee shall ensure that a staff member completes, signs, dates, and submits to the licensee, before the staff member’s starting date of employment or volunteer service: 1. The form required in A.R.S. § 36-883.02(C); and 2. If required by A.R.S. § 8-804, the form in A.R.S. § 8-804(I).

      “Findings: Based on the Compliance Officer's review of Staff #1's file (DOE 11/1/2002) and on a discussion with Staff #1, the file lacked documentation of the staff's DCS clearance application submittal and the background results. The Staff acknowledged that the DCS application and results could not be located.”
    • Health, medication and illness

      AAC R9-5-503.A.1. A. A licensee shall ensure that each diaper changing area required in R9-5-601(4) contains: 1. A nonabsorbent, sanitizable diaper changing surface that is: a. Seamless and smooth, and b. Kept clear of items not required for diaper changing;

      “Findings: Based on the Compliance Officer's observations, the following items were stored in the diapering areas: *Hummingbird room- A phone and a plastic bag were stored on the diapering sink; and *Agave room- The lower counter that is adjacent to the diapering sink did not have a plexiglass divider separating the 2 counters. On the lower counter, there was a tray of snack foods, 3 paint brushes and 3 paint cups.”
    • Safety and hazards

      AAC R9-5-605.B.9. B. A licensee shall ensure that: 9. Fans are mounted and inaccessible to an enrolled child;

      “Findings: Based on the Compliance Officer's observation, in the after-care room/gym there was an unmounted fan on the floor and it was accessible to children.”
  2. Sep 17, 2024Inspection9 rules cited
    • Building, equipment and play areas

      AAC R9-5-603.C. C. Except as provided in subsection (D), a licensee shall ensure that an outdoor activity area:1. Is enclosed by a fence: a. A minimum of 4 feet high; b. Secured to the ground; and c. With either vertical or horizontal open spaces on the fence or gate that do not exceed 4.0 inches; 2. Is maintained free from hazards, such as exposed concrete footings and broken toys; and 3. Has gates that are kept closed while an enrolled child is in the outdoor activity area

      “Findings: Based on the Compliance Officers' observations, the following outside activity areas were not maintained free from hazards: *Preschool Playground: A large screw was missing at the top of the large slide which lefty a 1.5-inch hole. *School Age Field: The fence surrounding the field was rusty and had chipping paint.”
    • Health, medication and illness

      AAC R9-5-516.B.4. B. If prescription or nonprescription medications are administered, a licensee shall ensure that:4. A staff member : a. Administers a prescription medication provided by a parent only from a container dispensed by a pharmacy; b. Administers a nonprescription medication provided by a parent for an enrolled child only from a container prepackaged and labeled for use by the manufacturer and labeled with the enrolled child’s name; c. Does not administer any medication that has been transferred from one container to another; and d. Does not administer a nonprescription medication to an enrolled child inconsistent with the instructions on the nonprescription medication’s label, unless the facility receives written authorization from the enrolled child’s health care provider.

      “Findings: Based on facility documentation and Compliance Officer #2's observation, it was determined that Child #1's prescription medication was prescribed as a two-pack but only one injection was present at the facility, and the medication lacked a healthcare provider's authorization to separate the injections.”
    • Building, equipment and play areas

      AAC R9-5-512.B. B. A licensee shall maintain facility premises and furnishings:1. In a clean condition, and 2. Free from odor.

      “Findings: Based on the Compliance Officers' observations, in the Agave Room (1s/2s) and the Hummingbirds Room (1s/2s), plastic bins without lids were being used to store items in the bathroom.”
    • Safety and hazards

      AAC R9-5-501.A.12. A. A licensee shall ensure that: 12. The facility premises, including the buildings, are maintained free from hazards;

      “Findings: Based on the Compliance Officers’ observations, the following activity areas were not maintained free from hazards: *Hummingbirds Room (1s/2s): On the East wall there was a 1/4 inch gap above the outlet that enrolled children had access to. *Prickly Pears Room (3s): In the bathroom, there was a low wall tile missing next to the door which exposed rough edges to enrolled children.”
    • Discipline and child guidance

      AAC R9-5-501.C.5. C. A licensee shall ensure that a staff member:5. Except as provided in subsection (D), prepares and posts a dated lesson plan in each indoor activity area for each calendar week, which is maintained on facility premises for 12 months after the lesson plan date and provides opportunities for each child to: a. Gain a positive self-concept; b. Develop and practice social skills; c. Think, reason, question, and experiment; d. Acquire language skills; e. Develop physical coordination skills; f. Participate in structured large muscle physical activity; g. Develop habits that meet health, safety, and nutritional needs; h. Express creativity; i. Learn to respect cultural diversity of children and staff; j. Learn self-help skills; and k. Develop a sense of responsibility and independence;

      “Findings: Based on facility documentation and the Compliance Officers' observations, it was determined that the MPR Room lacked a posted lesson plan.”
    • Health, medication and illness

      AAC R9-5-503.A.4. A. A licensee shall ensure that each diaper changing area required in R9-5-601(4) contains:4. At least one waterproof, sanitizable container with a waterproof liner and a tight fitting lid for soiled clothing.

      “Findings: Based on the Compliance Officers' observations, in the Hummingbirds Room (1s/2s), the soiled clothing container was located outside of the classroom door instead of in the diaper changing area and lacked a waterproof liner.”
    • Health, medication and illness

      AAC R9-5-503.A.2. A. A licensee shall ensure that each diaper changing area required in R9-5-601(4) contains:2. A hand-washing sink next to the diaper changing surface for staff use when changing diapers and for washing an enrolled child during or after diapering that provides: a. Running water between 86° F and 110° F, b. Soap from a dispenser, and c. Single-use paper hand towels from a dispenser;

      “Findings: Based on the Compliance Officers' observations, in the Agave Room (1s/2s), the hand washing sink in the diaper changing area had a water temperature of 120° F. In the Hummingbirds Room (1s/2s), the hand washing sink in the diaper changing area had a water temperature of 118° F.”
    • Health, medication and illness

      AAC R9-5-503.A.1. A. A licensee shall ensure that each diaper changing area required in R9-5-601(4) contains:1. A nonabsorbent, sanitizable diaper changing surface that is: a. Seamless and smooth, and b. Kept clear of items not required for diaper changing;

      “Findings: Based on the Compliance Officers' observations, in the Hummingbirds Room (1s/2s), the caulking behind the diaper changing sink was cracked and disconnected from the wall. The wooden diaper changing table lacked caulking at all edges making it not seamless and smooth.”
    • Records and paperwork

      AAC R9-5-306.A. A. A licensee shall maintain a dated attendance form containing an enrolled child’s name with the time of each admission and release of the enrolled child. 1. Except as provided in subsection (A)(2), a licensee shall ensure that the attendance form is signed with at least a first initial of an individual’s first name and the individual’s last name by each enrolled child’s parent or individual designated by the enrolled child’s parent, each time the enrolled child is admitted or released. 2. An electronic fingerprint verification or an electronic signature may be used in place of a signature of the enrolled child’s parent or designated individual to admit or release the enrolled child. 3. If an electronic signature is used to admit or release the enrolled child, the licensee shall adopt policies and procedures to ensure that the individual whose signature the electronic or digital method of identification represents is accountable for the use of the electronic or digital method; 4. A licensee shall develop, document, and implement policies and procedures to ensure that the identity of an individual is known to the staff member or is verified with picture identification before releasing an enrolled child to the individual. 5. A licensee shall not release the enrolled child to an individual other than the enrolled child’s parent or other individual designated in writing by the enrolled child’s parent except when the enrolled child’s parent is unable to collect the enrolled child and authorizes the licensee by telephone to release the enrolled child to an individual not so designated. a. The licensee shall verify the telephone authorization using a means of verification that has been agreed upon between the licensee and the enrolled child’s parent at the time of enrollment. b. The licensee shall document the means of verification in subsection (A)(5)(a) on the enrolled child’s Emergency, Information, and Immunization Record card. 6. A licensee shall not permit the self-admission or self-release of an enrolled child unless the enrolled child is of school age and the licensee has obtained and verified written permission from the enrolled child’s parent. 7. A licensee shall maintain the attendance form on facility premises for 12 months after the date of attendance.

      “Findings: Based on facility documentation and Compliance Officer #2's observation, it was determined that 8 out of 30 reviewed sign-in and out records lacked the following: *Child #2: Sign in signature on 9/17/2024. *Child #3, Child #4, Child #5, Child #6, Child #7, Child #8, Child #9: Sign in signature on 9/11/2024.”
  3. Jul 31, 2024InspectionNo rules cited

Copied from Arizona Department of Health Services, Bureau of Child Care Licensing on October 2, 2026; the state's records start around Sep 2023. Rule wording, severity and dates are the state's.

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FAQ

Questions about Keystone Montessori Charter School

Is Keystone Montessori Charter School licensed?

Yes. Arizona Department of Health Services, Bureau of Child Care Licensing lists it as licensed and operating.

When was Keystone Montessori Charter School last inspected?

Arizona Department of Health Services, Bureau of Child Care Licensing lists the most recent visit on September 11, 2025, with 5 rules cited. It lists 3 visits in the last 3 years.

Has Keystone Montessori Charter School had rules cited by the state?

Yes. Inspectors cited 14 rules across 2 of 3 visits in the last 3 years. For comparison: 96% of Arizona daycares had at least one rule cited in the last 3 years; the typical daycare had 12. A cited rule is what an inspector found on the day of a visit. It is not a rating of the daycare today.

How many children can Keystone Montessori Charter School care for?

253, the licensed capacity on the state record.

What are Keystone Montessori Charter School's hours?

Monday to Friday, 7:30 AM to 5:30 PM. Holiday hours can differ.

How much does Keystone Montessori Charter School cost?

It has not listed its tuition. Call (480) 460-7312 to ask.

What is Keystone Montessori Charter School's phone number?

(480) 460-7312.

Where is Keystone Montessori Charter School?

1025 East Liberty Lane, Phoenix, AZ 85048. The nearest other daycare we list is Y Kids - Ahwatukee Family Y M C A, under 0.1 miles away.

Sources: Arizona Department of Health Services, Bureau of Child Care Licensing (license and visits) · U.S. Department of Labor, 2022 (county prices).