Ross Academy Montessori School
Ross Academy Montessori School is a licensed child care center in Mill Valley, CA, licensed for up to 94 children and serving preschool-age children. It has held its California license since 2009. Since February 2021, state licensing staff have inspected it 4 times and investigated 1 complaint, 0 of them substantiated. No visit in that period produced a citation, which puts it among the 34% of ranked California centers with no citations. Measured by weighted citations per inspection, it is tied for #1 of 17 centers in Mill Valley and is tied for the best record statewide (no citations).
Inspection record
Every state visit
Citations, newest first
Complaint investigations
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About this center
Common questions
Does Ross Academy Montessori School take infants?
Not under this license, which covers preschool-age children.
Has Ross Academy Montessori School had any serious violations?
No Type A citations since 2021.
Have there been complaints about Ross Academy Montessori School?
California investigated 1 complaint since 2021 and substantiated 0. Allegations are shown only for substantiated complaints.
How does Ross Academy Montessori School compare with other daycares in Mill Valley?
It is tied for #1 of 17 centers in Mill Valley by weighted citations per inspection, and is tied for the best record statewide (no citations).
When was Ross Academy Montessori School last inspected?
Nov 12, 2025. No citations were issued during that visit.
How much does Ross Academy Montessori School cost?
California does not publish individual centers’ prices, so ask Ross Academy Montessori School for its current tuition. For comparison, the median full-time price at licensed centers in Marin County, which includes Mill Valley, was $1,683 a month for preschoolers (about $2,120 today) in the state’s 2021 Regional Market Rate Survey.
Who runs Ross Academy Montessori School?
The licensee is Jilola INC., and the administrator listed with the state is Jill Quam.
Licensed centers nearby
36 Tiburon Blvd., Mill Valley · 0.3 mi away · 60 spotsToo few inspections to compareMill Valley Cooperative Nursery School
51 Shell Rd, Mill Valley · 0.4 mi away · 24 spotsNo citationsMarin Day Schools-edna Maguire Campus
80 Lomita Dr. Rm A/22, Mill Valley · 0.6 mi away · 65 spotsNo citationsMarin Day Schools - Hillside Campus - Preschool
80 Lomita Dr, Mill Valley · 0.6 mi away · 60 spotsNo citationsThe Grove Preschool At Kol Shofar
215 Blackfield Drive, Tiburon · 0.7 mi away · 105 spotsMore citations than mostStrawberry Preschool
240 Tiburon Boulevard, Tiburon · 0.8 mi away · 60 spotsNo citations
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 214005108 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.