Current state and official record

St. Mary's Montessori School

6880 N Victoria Windrows Loop · Rancho Cucamonga, CA 91739-1506

Visit official website Get directions Call (909) 200-2727

Roman Catholic

Grades 1–6 Elementary/Middle

Grade rangeGrades 1–6

Enrollment56 students

Student–teacher ratio8.5:1

School typeMontessori

School overview

At a glance

Source-traceable

School type: Montessori
Community setting: Suburb, large
NCES school ID: A1770635

Enrollment and staffing figures reflect the latest school year published by the cited source and may predate this directory’s current-status check. Confirm current tuition, admissions, academics, programs, accreditation and accessibility directly with the school.

Contact and location

Plan your next step

Address6880 N Victoria Windrows Loop
Rancho Cucamonga, CA 91739-1506Open in Google Maps

Phone(909) 200-2727Call the school

Official websitewww.stmarysmontessorischool.comVisit website

Map data © OpenStreetMap contributors. The directions button opens Google Maps.

Live place information

Hours and visitor rating

Google Maps

Visitor ratingLoading current data…

Current hours statusLoading current data…Confirm special and holiday hours with the school.

Data provenance

Why this listing is here

Core institution record

California private-school affidavits 2025-26 supplied the name, available location fields and institution characteristics.

Map coordinates

U.S. Census Geocoder - Non_Exact was used to place this school on the map.

Current verification

Confirmed through a current state record and official school source on August 29, 2026.

Private School Universe Survey public-use fileNational Center for Education Statistics · 2021–22 California Private School Affidavits and School DirectoryCalifornia Department of Education · 2025-26, revised July 31, 2026

Dataset inclusion does not imply endorsement or accreditation. This independent site is not affiliated with the institution, a diocese or board, any government education agency, Catholic education directory, OpenStreetMap or Google.

Read the complete methodology