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Child care center 

Centennial Montessori School

27 Tenth Avenue, San Mateo, CA 944015.0· 4 reviews
licensed capacity
60
open each week
5 days
a week, county median
$555
year first licensed
2006
Call (650) 340-1230WebsiteDirections

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Licensed by the stateInspection record

About

About Centennial Montessori School

Centennial Montessori School is a licensed child care center in San Mateo, California. The state has licensed it since September 7, 2006, for up to 60 children.

It is open Monday to Wednesday, 8:00 AM to 4:00 PM; Thursday, 9:00 AM to 4:00 PM; Friday, 8:00 AM to 4:00 PM. It describes a Montessori approach, with after-school care, before-school care, preschool and summer camp.

California Department of Social Services, Community Care Licensing Division lists 3 visits since Apr 2023, with no Type A or Type B citations in its published counts.

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

Hours

Hours

Monday8:00 AM to 4:00 PM
Tuesday8:00 AM to 4:00 PM
Wednesday8:00 AM to 4:00 PM
Thursday9:00 AM to 4:00 PM
Friday8:00 AM to 4:00 PM
SaturdayNot listed
SundayTodayNot listed

Programs

Programs and care

ProgramsAfter-school care, before-school care, preschool, summer camp and toddler care
ApproachMontessori
CurriculumThe Cosmic Curriculum
Licensed capacity60 childrenFrom the state license
A daycare without an item may still offer it; ask.

Cost

Tuition and costs

Centennial Montessori School has not listed its tuition. For comparison, full-time infant care at a child care center in San Mateo County has a median price of $555 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.
San Mateo County medians, full time, per week

Infant

Center$555
Home daycare$375

Toddler

Center$397
Home daycare$357

Preschool

Center$437
Home daycare$396

School age

Center$439
Home daycare$363

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 Centennial Montessori School

California Department of Social Services, Community Care Licensing Division lists 3 visits to Centennial Montessori School since Apr 2023. 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
60 children
First licensed
2006
License number
#414002092
See the state's record

Summary

3 visits since Apr 2023 · Last visit Jul 18, 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 3 visits
  1. Jul 18, 2025Inspection
  2. Aug 23, 2024Inspection
  3. Apr 19, 2023Inspection

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 Centennial Montessori School

Is Centennial Montessori School licensed?

Yes. California Department of Social Services, Community Care Licensing Division lists it as licensed and operating, first licensed September 7, 2006.

Does Centennial Montessori School have inspection violations?

California Department of Social Services, Community Care Licensing Division lists 3 visits to Centennial Montessori School since Apr 2023. Its published counts show no Type A or Type B citations for those visits.

How many children can Centennial Montessori School care for?

60, the licensed capacity on the state record.

What are Centennial Montessori School's hours?

Monday to Wednesday, 8:00 AM to 4:00 PM; Thursday, 9:00 AM to 4:00 PM; Friday, 8:00 AM to 4:00 PM. Holiday hours can differ.

How much does Centennial Montessori School cost?

It has not listed its tuition. Call (650) 340-1230 to ask.

What is Centennial Montessori School's phone number?

(650) 340-1230.

Where is Centennial Montessori School?

27 Tenth Avenue, San Mateo, CA 94401. The nearest other daycare we list is Papillon Preschool managed by Bright Horizons, 0.2 miles away.

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