Acacia Montessori School · Preschool, Fullerton
1701 East Chapman Avenue, Fullerton, CA 92831 · Orange County
4 substantiated complaintsChild care center (preschool)
Acacia Montessori School is a licensed child care center in Fullerton, CA, licensed for up to 46 children and serving preschool-age children. It has held its California license since 2021. Since February 2021, state licensing staff have inspected it 4 times and investigated 16 complaints, 4 of them substantiated. The state issued 10 citations, 3 of them Type A (the most serious), most often for caregiver conduct (5 of 10). 2 citations came in the last 12 months. Measured by weighted citations per inspection, it is tied for #48 of 51 centers in Fullerton and has more citations per inspection than 92% of California licensed centers.
Inspection record
More citations than 92%of 10,948 California licensed centers, per inspection, weighted by severity. Among the most cited
Tied for #48 of 51 centers in Fullerton
3Type A citations
7Type B citations
4Inspections
4 of 16Complaints substantiated
10 citations from 25 state visits since Feb 8, 2021 · 2 in the last 12 months · last inspected Jun 18, 2026
Every state visit
Citation issuedNo citationTop row: inspections · bottom row: complaint investigations and other visits
What inspectors cited most
Caregiver conduct5
Health & medication2
Training & qualifications2
Building & playground safety1
Citations, newest first
Type BJun 18, 2026InspectionHealth & medication
Health-related services §101226(e)(2)
Based on observation and record review, the licensee did not comply with the section cited above, 3 of the children's medication expired January 2025, December 2025 and January 2026, which poses a potential health, safety or personal rights risk to persons in care.
Plan of correction due Jul 17, 2026
Type BNov 18, 2025Complaint investigationCaregiver conduct
Personal rights §101223(a)(3)
Based on interviews conducted, staff and children witnessed staff 6 speaks inappropriately to children in care by yelling. This poses a potential health, safety or personal rights risk to persons in care.
Plan of correction due Dec 18, 2025
Type BFeb 28, 2025Complaint investigationCaregiver conduct
Personal rights §101223(a)(3)
Based on interviews conducted, staff yells at the children in the facility. This poses a potential health, safety or personal rights risk to persons in care.
Plan of correction due Mar 28, 2025
Type BFeb 28, 2025Case management visit (deficiencies)Training & qualifications
Teacher qualifications and duties §101216.1(c)(1)(A)
Based on observation and record review, staff 1 (S1) was not a fully qualified and was alone in the classroom with 6 children. This poses a potential risk to health and safety of the children in care 8 During the visit the facility placed a fully qualified teacher with the sub (Aide) in classroom #2.
Plan of correction due Mar 7, 2025
Type AApr 11, 2024Complaint investigationCaregiver conduct
Personal rights §101223(a)(1)
101223 Personal Rights(a)(1) The licensee shall ensure that each child is to be accorded dignity in his/her personal relationships with staff and other persons. This requirement is not met as evidence by: Director provided a written statement to LPA stating staff attended training: Challenging Behavior: Positive Guidance in Child Care A distance learning Care course for Early Childhood Professionals on 3/4/24. Director will provide a sign in sheet with staff signatures whon attended the course to LPA by 4/19/24 Based on LPA’s interviews, LPA interviewed 8 staff, during the staff interviews, 3 out of 8 staff disclosed they have witnessed staff yelled at child to go to sleep and stay on bed. Which poses an immediate health risk to the children in care. 8
Plan of correction due Apr 11, 2024
Type ADec 14, 2022Complaint investigationCaregiver conduct
Personal rights §101223(a)(3)
101223(a)(3) Personal Rights. (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….. 1 Per licensee, will enrolled preschool teachers in classes on how to handle children's challenging. Per licensee, will have a staff meeting/training on Personal Rights with staff and submit agenda and staff signatures who attended. This requirement is not met as evidence by: Based on LPA’s interviews, it was discovered S6 witnessed S1 and S4 grabbing the children. S7 witnessed S1 grabbing child’s arm and leg and dragging child out of the bouncer. 8 During today's visit, licensee presented LPA with a Employee Warning Notice for Personal Rights violations for S1.
Plan of correction due Dec 15, 2022
Type ADec 14, 2022Complaint investigationCaregiver conduct
Personal rights §101223(a)(3)
101223(a)(3) Personal Rights. (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….. 1 Per licensee, will enrolled preschool teachers in classes on how to handle children's challenging. Per licensee, will have a staff meeting/training on Personal Rights with staff and submit agenda and staff signatures who attended. This requirement is not met as evidence by: Based on LPA’s interviews, Licensee stated S1 sometimes use inappropriate tone and communication with the children. S3, S5, S6, and S7 stated witnessing S1, S2, and S4 yelling at the children. 8 During today's visit, licensee presented LPA with a Employee Warning Notice for Personal Rights violations for S1.
Plan of correction due Dec 15, 2022
Type BDec 14, 2022Complaint investigationBuilding & playground safety
Buildings and grounds §101238(c)
101238(c) Building and Grounds. (c) All outdoor and indoor passageways……. shall be kept free of obstruction. Per licensee, will have meeting with staff regarding no blocking passageways at any time. Per licensee, will submit copy of agenda with staff signature of attendance. This requirement is not met as evidence by: Based on LPA’s interviews, Licensee stated S1 blocked the door. S2, S3, S5, S6, and S7 have witnessed an object blocking the door, leading from the infant’s classroom to the preschool classroom. 8
Plan of correction due Dec 16, 2022
Type BMar 24, 2022InspectionHealth & medication
Staff immunizations §1596.7995(a)(1)
Based on record review, the licensee did not comply with the section cited above in 2 out of 3 staff records were missing proof of immunizations which poses a potential health risk to persons in care.
Plan of correction due Mar 24, 2022
Type BMar 24, 2022InspectionTraining & qualifications
Teacher qualifications and duties §101216.1(g)
Based on record review, the licensee did not comply with the section cited above in 1 out of 3 staff did not have transcripts which poses a potential health risk to persons in care.
Plan of correction due Mar 24, 2022
Complaint investigations
Not substantiatedAug 21, 2026Complaint investigationreceived Jul 8, 2026
The state did not substantiate this complaint, so its allegations are not shown.
Not substantiatedJun 18, 2026Complaint investigationreceived Apr 27, 2026
The state did not substantiate this complaint, so its allegations are not shown.
Not substantiatedJun 18, 2026Complaint investigationreceived Apr 23, 2026
The state did not substantiate this complaint, so its allegations are not shown.
Not substantiatedApr 21, 2026Complaint investigationreceived Feb 19, 2026
The state did not substantiate this complaint, so its allegations are not shown.
Not substantiatedJan 28, 2026Complaint investigationreceived Jan 6, 2026
The state did not substantiate this complaint, so its allegations are not shown.
Not substantiatedJan 9, 2026Complaint investigationreceived Dec 9, 2025
The state did not substantiate this complaint, so its allegations are not shown.
SubstantiatedNov 18, 2025Complaint investigationreceived Sep 9, 2025
At least one allegation was substantiated. The state’s report lists which.
1 citation issued during this investigation, listed under Citations.
SubstantiatedFeb 28, 2025Complaint investigationreceived Jan 27, 2025
Substantiated allegation:
Staff yells at day care children
1 citation issued during this investigation, listed under Citations.
Not substantiatedJul 31, 2024Complaint investigationreceived Jun 10, 2024
The state did not substantiate this complaint, so its allegations are not shown.
Not substantiatedMay 21, 2024Complaint investigationreceived Apr 19, 2024
The state did not substantiate this complaint, so its allegations are not shown.
Not substantiatedMay 21, 2024Complaint investigationreceived Mar 11, 2024
The state did not substantiate this complaint, so its allegations are not shown.
Not substantiatedApr 19, 2024Complaint investigationreceived Feb 15, 2024
The state did not substantiate this complaint, so its allegations are not shown.
SubstantiatedApr 11, 2024Complaint investigationreceived Jan 29, 2024
Substantiated allegation:
Child yelled at to go to sleep and stay on bed.
1 citation issued during this investigation, listed under Citations.
Not substantiatedDec 7, 2023Complaint investigationreceived Oct 18, 2023
The state did not substantiate this complaint, so its allegations are not shown.
Not substantiatedMay 19, 2023Complaint investigationreceived Mar 21, 2023
The state did not substantiate this complaint, so its allegations are not shown.
SubstantiatedDec 14, 2022Complaint investigationreceived Sep 19, 2022
Substantiated allegations:
Staff handled daycare child in a rough manner
Staff did not keep indoor passageway free from obstruction
Staff yells at children in care
3 citations issued during this investigation, listed under Citations.
How often are complaints about daycares in Orange County substantiated? See the county-by-county report →
About this center
Licensed capacity46 children
License typeChild care center (preschool)
License statusLicensed
Licensed sinceFeb 1, 2021
LicenseeSun Park Chung
AdministratorSun Chung
Phone(714) 526-7855
State facility #304371441
Other licenses at this address
Common questions
Does Acacia Montessori School take infants?
Not under this license, which covers preschool-age children. An infant center is licensed separately at the same address (listed below).
Has Acacia Montessori School had any serious violations?
California issued 3 Type A citations since 2021, its most serious category. The most recent was on Apr 11, 2024, for personal rights. Each citation is listed in full above.
Have there been complaints about Acacia Montessori School?
California investigated 16 complaints since 2021 and substantiated 4. Allegations are shown only for substantiated complaints.
How does Acacia Montessori School compare with other daycares in Fullerton?
It is tied for #48 of 51 centers in Fullerton by weighted citations per inspection, and has more citations per inspection than 92% of California licensed centers with enough inspection history to compare.
When was Acacia Montessori School last inspected?
Jun 18, 2026. The state issued at least one citation during that visit.
How much does Acacia Montessori School cost?
California does not publish individual centers’ prices, so ask Acacia Montessori School for its current tuition. For comparison, the median full-time price at licensed centers in Orange County, which includes Fullerton, was $1,098 a month for preschoolers (about $1,390 today) in the state’s 2021 Regional Market Rate Survey.
Who runs Acacia Montessori School?
The licensee is Sun Park Chung, and the administrator listed with the state is Sun Chung.
Licensed centers nearby
Acacia Montessori School
1701 East Chapman Avenue, Fullerton · under 0.1 mi away · 15 spotsAmong the most citedIvycrest Montessori Private School
2025 E. Chapman Avenue, Fullerton · 0.1 mi away · 214 spotsMore citations than mostIvycrest Montessori Private School
2025 E. Chapman Avenue, Fullerton · 0.1 mi away · 32 spotsMore citations than mostCsuf Children Center
800 N.state College Blvd.t-200, Fullerton · ZIP 92834 away · 88 spotsAbout typicalCsuf Children Center
1200/800 No.state College Blvd, Fullerton · ZIP 92834 away · 34 spotsNo citationsCommonwealth School-state Preschool
2200 E. Commonwealth Ave., Fullerton · 0.4 mi away · 24 spotsMore citations than most
1701 East Chapman Avenue, Fullerton · under 0.1 mi away · 15 spotsAmong the most citedIvycrest Montessori Private School
2025 E. Chapman Avenue, Fullerton · 0.1 mi away · 214 spotsMore citations than mostIvycrest Montessori Private School
2025 E. Chapman Avenue, Fullerton · 0.1 mi away · 32 spotsMore citations than mostCsuf Children Center
800 N.state College Blvd.t-200, Fullerton · ZIP 92834 away · 88 spotsAbout typicalCsuf Children Center
1200/800 No.state College Blvd, Fullerton · ZIP 92834 away · 34 spotsNo citationsCommonwealth School-state Preschool
2200 E. Commonwealth Ave., Fullerton · 0.4 mi away · 24 spotsMore citations than most
Citations are quoted from California Department of Social Services inspection and complaint reports. Type A citations are the state’s most serious category (an immediate risk to children’s health, safety or personal rights); Type B citations are a potential risk. A citation is a finding about one rule, not a judgment about a center overall. Complaint allegations appear here only when the state substantiated them.
To read the full state reports, search facility number 304371441 on the California Care Facility Search. Data refreshed Oct 3, 2026.
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