Arrow Montessori School - San Dimas · Infant Center, San Dimas
Arrow Montessori School - San Dimas is a licensed child care center in San Dimas, CA, licensed for up to 30 children and serving infants and toddlers. It has held its California license since 2011. Since February 2021, state licensing staff have inspected it 3 times. The state issued 3 citations, 0 of them Type A (the most serious), most often for training & qualifications (2 of 3). 1 citation came in the last 12 months. Measured by weighted citations per inspection, it is tied for #8 of 19 centers in San Dimas and has more citations per inspection than 60% of California licensed centers.
Inspection record
Every state visit
What inspectors cited most
Citations, newest first
Based on observation, interview, and record review, the licensee did not comply with the section cited above in one (1) out of four (4) staff present had an expired AB1207 on file. Staff #3s (S#3) AB1207 mandated reporter expired in 04/2026 which poses/posed a potential health, safety or personal rights risk to persons in care.
Based on record review, the licensee did not comply with the section cited above in1 staff file lack record which poses/posed a potential health, safety or personal rights risk to persons in care.
Based on record revie], the licensee did not comply with the section cited above in all staff do not not current certificate which poses/posed a potential health, safety or personal rights risk to persons in care.
About this center
Other licenses at this address
Common questions
Does Arrow Montessori School - San Dimas take infants?
Yes. It is licensed by California as an infant center.
Has Arrow Montessori School - San Dimas had any serious violations?
No Type A citations since 2021. It has 3 Type B citations, listed above.
How does Arrow Montessori School - San Dimas compare with other daycares in San Dimas?
It is tied for #8 of 19 centers in San Dimas by weighted citations per inspection, and has more citations per inspection than 60% of California licensed centers with enough inspection history to compare.
When was Arrow Montessori School - San Dimas last inspected?
Jul 24, 2026. The state issued at least one citation during that visit.
How much does Arrow Montessori School - San Dimas cost?
California does not publish individual centers’ prices, so ask Arrow Montessori School - San Dimas for its current tuition. For comparison, the median full-time price at licensed centers in Los Angeles County, which includes San Dimas, was $1,555 a month for infants (about $1,960 today) in the state’s 2021 Regional Market Rate Survey.
Who runs Arrow Montessori School - San Dimas?
The licensee is Primanti Montessori School - Whittier, INC., and the administrator listed with the state is Carolina Villa-crelencia.
Licensed centers nearby
818 W Gladstone Street, San Dimas · under 0.1 mi away · 48 spotsNo citationsArrow Montessori School - San Dimas
818 West Gladstone Street, San Dimas · under 0.1 mi away · 48 spotsMore citations than mostDove Day School
908 W. Arrow Highway, San Dimas · 0.5 mi away · 60 spotsMore citations than mostDove Day School
908 W. Arrow Highway, San Dimas · 0.5 mi away · 85 spotsMore citations than mostDove Day School
908 W. Arrow Highway, San Dimas · 0.5 mi away · 24 spotsMore citations than mostOptions-headstart/Cdc-ekstrand
440 N. Walnut Ave, San Dimas · 1.2 mi away · 45 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 198016236 on the California Care Facility Search. Data refreshed Oct 3, 2026.
Comparing centers? See how to choose a daycare: 30 questions to ask and a printable checklist.