The Quarry Lane School
3750 Boulder Street, Pleasanton, CA
We are a directory, not the daycare. We cannot hold a spot, enroll a child or answer questions about care.
Own this daycare? Claim itAbout
Montessori School of Pleasanton is a licensed child care center in Pleasanton, California. The state has licensed it since April 30, 2015, for up to 120 children.
It is open Monday to Friday, 7:30 AM to 6:00 PM. It describes a Montessori approach, with after-school care, before-school care, preschool and toddler care.
California Department of Social Services, Community Care Licensing Division lists 5 visits since Mar 2022, with 0 Type A and 1 Type B citation.
Hours
| Monday | 7:30 AM to 6:00 PM |
|---|---|
| Tuesday | 7:30 AM to 6:00 PM |
| Wednesday | 7:30 AM to 6:00 PM |
| Thursday | 7:30 AM to 6:00 PM |
| Friday | 7:30 AM to 6:00 PM |
| Saturday | Not listed |
| SundayToday | Not listed |
Programs
| Ages | 18-months to 6-years |
|---|---|
| Programs | After-school care, before-school care, preschool and toddler care |
| Approach | Montessori |
| Licensed capacity | 120 childrenFrom the state license |
Cost
Montessori School of Pleasanton has not listed its tuition. For comparison, full-time infant care at a child care center in Alameda County has a median price of $516 a week (U.S. Department of Labor, 2022).
State record
California Department of Social Services, Community Care Licensing Division lists 5 visits to Montessori School of Pleasanton since Mar 2022. Its published counts show 0 Type A and 1 Type B citation across those visits.
5 visits since Mar 2022 · Last visit Sep 29, 2025
Type A citations 0 · Type B citations 1, 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
Reviews
If your child goes or went here, your review helps other parents. We check every review against our review guidelines.
3750 Boulder Street, Pleasanton, CA
4655 Lassen Road, Livermore, CA
Pleasanton, CA 94566 · Home daycare: the provider shares the address with families
3400 Nevada Ct., Pleasanton, CA
4444 Black Ave., Pleasanton, CA
3550 Bernal Ave. Ste. 100b, Pleasanton, CA
3550 Bernal Ave #120, Pleasanton, CA
4455 Del Valle Parkway, Pleasanton, CA
4300 Mirador Drive, Pleasanton, CA
FAQ
Yes. California Department of Social Services, Community Care Licensing Division lists it as licensed and operating, first licensed April 30, 2015.
California Department of Social Services, Community Care Licensing Division lists 5 visits to Montessori School of Pleasanton since Mar 2022. Its published counts show 0 Type A and 1 Type B citation across those visits.
120, the licensed capacity on the state record.
Monday to Friday, 7:30 AM to 6:00 PM. Holiday hours can differ.
It has not listed its tuition. Call (925) 484-3300 to ask.
(925) 484-3300.
3410 Cornerstone Ct, Pleasanton, CA 94566. The nearest other daycare we list is The Quarry Lane School, 0.3 miles away.