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Ross Academy Montessori School

7 Thomas Drive, Mill Valley, CA 94941
licensed capacity
94
open each week
5 days
a week, county median
$548
year first licensed
2009
Call (415) 383-5777WebsiteDirections

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Licensed by the stateInspection record

About

About Ross Academy Montessori School

Ross Academy Montessori School is a licensed child care center in Mill Valley, California. The state has licensed it since June 30, 2009, for up to 94 children.

It is open Monday to Friday, 7:00 AM to 6:15 PM. It describes a Montessori approach, with drop-in care, full-time care, part-time care and summer camp.

California Department of Social Services, Community Care Licensing Division lists 5 visits since Jun 2022, with no Type A or Type B citations in its published counts.

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

Hours

Hours

Monday7:00 AM to 6:15 PM
Tuesday7:00 AM to 6:15 PM
Wednesday7:00 AM to 6:15 PM
Thursday7:00 AM to 6:15 PM
Friday7:00 AM to 6:15 PM
SaturdayNot listed
SundayTodayNot listed

Programs

Programs and care

ProgramsDrop-in care, full-time care, part-time care, summer camp and toddler care
ApproachMontessori
StaffTeachers holding Montessori certificates
MoreFounded 1971
Licensed capacity94 childrenFrom the state license
A daycare without an item may still offer it; ask.

Cost

Tuition and costs

Ross Academy Montessori School has not listed its tuition. For comparison, full-time infant care at a child care center in Marin County has a median price of $548 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.
Marin County medians, full time, per week

Infant

Center$548
Home daycare$392

Toddler

Center$394
Home daycare$367

Preschool

Center$433
Home daycare$407

School age

Center$439
Home daycare$399

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 Ross Academy Montessori School

California Department of Social Services, Community Care Licensing Division lists 5 visits to Ross Academy Montessori School since Jun 2022. Its published counts show no Type A or Type B citations for those visits.

License

Status
Licensed and operating
License type
Child care center
Capacity
94 children
First licensed
2009
License number
#214005108
See the state's record

Summary

5 visits since Jun 2022 · Last visit Nov 12, 2025

Type A citations 0 · Type B citations 0, as the state counts them

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 5 visits
  1. Nov 12, 2025Inspection
  2. Sep 5, 2024Inspection
  3. Oct 9, 2023Inspection
  4. Dec 5, 2022VisitType A 0 · Type B 0
  5. Jun 16, 2022Inspection

California Department of Social Services, Community Care Licensing Division publishes how many Type A and Type B citations each visit produced, not the rule text. The state defines Type A as a violation that is an immediate risk to children's health, safety or personal rights, and Type B as one that could become an immediate risk if not corrected.

Copied from California Department of Social Services, Community Care Licensing Division on October 1, 2026; the state's records start around Jan 2021. Rule wording, severity and dates are the state's.

Reviews

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FAQ

Questions about Ross Academy Montessori School

Is Ross Academy Montessori School licensed?

Yes. California Department of Social Services, Community Care Licensing Division lists it as licensed and operating, first licensed June 30, 2009.

Does Ross Academy Montessori School have inspection violations?

California Department of Social Services, Community Care Licensing Division lists 5 visits to Ross Academy Montessori School since Jun 2022. Its published counts show no Type A or Type B citations for those visits.

How many children can Ross Academy Montessori School care for?

94, the licensed capacity on the state record.

What are Ross Academy Montessori School's hours?

Monday to Friday, 7:00 AM to 6:15 PM. Holiday hours can differ.

How much does Ross Academy Montessori School cost?

It has not listed its tuition. Call (415) 383-5777 to ask.

What is Ross Academy Montessori School's phone number?

(415) 383-5777.

Where is Ross Academy Montessori School?

7 Thomas Drive, Mill Valley, CA 94941. The nearest other daycare we list is JCC Preschool Mill Valley, 0.3 miles away.

Sources: California Department of Social Services, Community Care Licensing Division (license and visits) · U.S. Department of Labor, 2022 (county prices).