ST. MARY'S MONTESSORI SCHOOL
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Data Freshness & Provenance
Inspection coverage
26 inspections on record
Active providers
License status: CLOSED
Last refreshed
April 1, 2026
Latest inspection
January 7, 2026
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 1, 2026
- Provider
- ST. MARY'S MONTESSORI SCHOOL
- License number
- Not listed
- Location
- 6880 N VICTORIA WINDROWS LOOP, Rancho Cucamonga, CA 91739
- Status
- CLOSED
- Safety grade
- D (Below Average), score 60.0/100
- Inspection record
- 26 inspections, last inspected January 7, 2026
- Provenance
- Official state licensing inspections and DaycareCheck scoring. Last refreshed April 1, 2026.
Safety Scorecard
45
Total Violations
Jan 7, 2026
Last Inspection
36
Capacity
Complaint History
4 complaint investigations on record.
2
Substantiated
0
Inconclusive
4
Unsubstantiated
Violation Timeline
Violations by month over the last 3 years, colored by severity.
All Violations (45)
(1) Each infant shall be constantly supervised and under direct visual observation and supervision by a staff person at all times. Under no circumstances shall ANY infant be left unattended.
(1) Each infant shall be constantly supervised and under direct visual observation and supervision by a staff person at all times. Under no circumstances shall ANY infant be left unattended.
Type A citation - immediate risk to health, safety, or personal rights
Type A citation - immediate risk to health, safety, or personal rights
Type B citation - potential risk if not corrected
Type B citation - potential risk if not corrected
NARRATIVE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32Page 2 Per Facility representative younger infants bring their own bottles, food and formula and they are stored in their cubbies and older infants are provided table food according to the menu provided by the facility. Menus are posted on the parent board upon entrance of the facility once a month. In the caterpillar classroom (2-3 years old) LPAs observed cleaning supplies stored in a high cabinet out of reach of children. LPAs observed a filtered water container and cups available for children. Children in this classroom are offered breakfast, lunch and a snack by the facility. There is a restroom in the classroom which contained one sink and one toilet. Per Facility Representative, the infant program uses the preschool yard for outdoor play. Per Facility Representative, the infant program has been using this yard for a few years. There is a yard at the front of the facility which was previously used by the infants but per facility representative, is not being used due to it not being approved for use by Community Care Licensing Division (CCLD). LPAs informed Director that a waiver or prior approval from CCLD is required any time there is a change in the physical plant for a facility- A type B citation will be issued. During the inspection LPAs observed preschool children entering the Tiny Tots classroom to access the play yard. Per Director, that is the only way to access play yard. LPAs informed Director that each licensed component shall be physically separate from each other. A type B citation will be issued. LPAs reviewed children's records. Two out of three children's records were missing the physician report and the individual feeding plan. All three files reviewed did not have the 15 minute sleep log. LPAs reviewed staff files. Staff files did not contain the child care provider training certificate. At least one staff
(b) The person who brings the child to, and removes the child from, the center shall sign the child in/out.
(1) Each infant shall be constantly supervised and under direct visual observation and supervision by a staff person at all times. Under no circumstances shall ANY infant be left unattended.
(1) Each infant shall be constantly supervised and under direct visual observation and supervision by a staff person at all times. Under no circumstances shall ANY infant be left unattended.
Based on staff interviews conducted and administration admitting culpability a child was left alone in a classroom. This is an immediate risk to the health and safety of children care Civil penalty LIC421IM for $1,000.00 issued today.
NARRATIVE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32Page 2 Per Facility representative younger infants bring their own bottles, food and formula and they are stored in their cubbies and older infants are provided table food according to the menu provided by the facility. Menus are posted on the parent board upon entrance of the facility once a month. In the caterpillar classroom (2-3 years old) LPAs observed cleaning supplies stored in a high cabinet out of reach of children. LPAs observed a filtered water container and cups available for children. Children in this classroom are offered breakfast, lunch and a snack by the facility. There is a restroom in the classroom which contained one sink and one toilet. Per Facility Representative, the infant program uses the preschool yard for outdoor play. Per Facility Representative, the infant program has been using this yard for a few years. There is a yard at the front of the facility which was previously used by the infants but per facility representative, is not being used due to it not being approved for use by Community Care Licensing Division (CCLD). LPAs informed Director that a waiver or prior approval from CCLD is required any time there is a change in the physical plant for a facility- A type B citation will be issued. During the inspection LPAs observed preschool children entering the Tiny Tots classroom to access the play yard. Per Director, that is the only way to access play yard. LPAs informed Director that each licensed component shall be physically separate from each other. A type B citation will be issued. LPAs reviewed children's records. Two out of three children's records were missing the physician report and the individual feeding plan. All three files reviewed did not have the 15 minute sleep log. LPAs reviewed staff files. Staff files did not contain the child care provider training certificate. At least one staff
101212 Reporting Requirements (d) Upon the occurrence, during the operation of the child care center of any of the events specified in (d)(1) below, a report shall be made to the Department by telephone or fax within the Department's next working day and during its normal business hours. In addition, a written report containing the information specified in (d)(2) below shall be submitted to the Department within seven days following the occurrence of such event.
(a) The licensee shall ensure that each child is accorded the following personal rights: (3) To be free from corporal or unusual punishment, infliction of pain, humiliation, intimidation, ridicule, coercion, threat, mental abuse or other actions of a punitive nature including but not limited to: interference with functions of daily living including eating, sleeping or toileting; or withholding of shelter, clothing, medication or aids to physical functioning.
101212 Reporting Requirements (d) Upon the occurrence, during the operation of the child care center of any of the events specified in (d)(1) below, a report shall be made to the Department by telephone or fax within the Department's next working day and during its normal business hours. In addition, a written report containing the information specified in (d)(2) below shall be submitted to the Department within seven days following the occurrence of such event.
(1) A licensed child day care center, as defined in Section 1596.76, that is located in a building that was constructed before January 1, 2010, shall have its drinking water tested for lead contamination levels on or after January 1, 2020, but no later than January 1, 2023, and every five years after the date of the initial test.
(g) Disinfectants, cleaning solutions, poisons and other items that could pose a danger if readily available to children shall be stored where inaccessible to children.
(g) Disinfectants, cleaning solutions, poisons and other items that could pose a danger if readily available to children shall be stored where inaccessible to children.
(a) The licensee shall ensure that each child is accorded the following personal rights: (3) To be free from corporal or unusual punishment, infliction of pain, humiliation, intimidation, ridicule, coercion, threat, mental abuse or other actions of a punitive nature including but not limited to: interference with functions of daily living including eating, sleeping or toileting; or withholding of shelter, clothing, medication or aids to physical functioning.
(g) Disinfectants, cleaning solutions, poisons and other items that could pose a danger if readily available to children shall be stored where inaccessible to children.
(g) Disinfectants, cleaning solutions, poisons and other items that could pose a danger if readily available to children shall be stored where inaccessible to children.
(g) Disinfectants, cleaning solutions, poisons and other items that could pose a danger if readily available to children shall be stored where inaccessible to children.
(g) Disinfectants, cleaning solutions, poisons and other items that could pose a danger if readily available to children shall be stored where inaccessible to children.
(g) Disinfectants, cleaning solutions, poisons and other items that could pose a danger if readily available to children shall be stored where inaccessible to children.
(g) Disinfectants, cleaning solutions, poisons and other items that could pose a danger if readily available to children shall be stored where inaccessible to children.
(g) Disinfectants, cleaning solutions, poisons and other items that could pose a danger if readily available to children shall be stored where inaccessible to children.
(g) Disinfectants, cleaning solutions, poisons and other items that could pose a danger if readily available to children shall be stored where inaccessible to children.
(1) A licensed child day care center, as defined in Section 1596.76, that is located in a building that was constructed before January 1, 2010, shall have its drinking water tested for lead contamination levels on or after January 1, 2020, but no later than January 1, 2023, and every five years after the date of the initial test.
(1) The center shall give each authorized representative a copy of the Personal Rights form (LIC 613A [9/96]).
(1) The center shall give each authorized representative a copy of the Personal Rights form (LIC 613A [9/96]).
Type A citation - immediate risk to health, safety, or personal rights
Type A citation - immediate risk to health, safety, or personal rights
Type A citation - immediate risk to health, safety, or personal rights
Type A citation - immediate risk to health, safety, or personal rights
Type A citation - immediate risk to health, safety, or personal rights
Type B citation - potential risk if not corrected
Type B citation - potential risk if not corrected
Type B citation - potential risk if not corrected
Type B citation - potential risk if not corrected
(g) Disinfectants, cleaning solutions, poisons and other items that could pose a danger if readily available to children shall be stored where inaccessible to children.
(g) Disinfectants, cleaning solutions, poisons and other items that could pose a danger if readily available to children shall be stored where inaccessible to children.
Type B citation - potential risk if not corrected
Type A citation from complaint investigation - immediate risk
Type A citation from complaint investigation - immediate risk
Type A citation from complaint investigation - immediate risk
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Frequently Asked Questions
What is ST. MARY'S MONTESSORI SCHOOL's safety grade?
ST. MARY'S MONTESSORI SCHOOL has a safety grade of D (Below Average) based on state inspection data. The composite score is 60.0 out of 100.
How many violations does ST. MARY'S MONTESSORI SCHOOL have?
ST. MARY'S MONTESSORI SCHOOL has 45 total violations on record, including 24 critical, 21 serious, and 0 minor.
When was ST. MARY'S MONTESSORI SCHOOL last inspected?
ST. MARY'S MONTESSORI SCHOOL was last inspected on January 7, 2026.
Has ST. MARY'S MONTESSORI SCHOOL had any complaints?
ST. MARY'S MONTESSORI SCHOOL has 4 complaint investigations on record, with 2 substantiated allegations, 0 inconclusive, and 4 unsubstantiated.