Rainbow Montessori
Montessori school · Grades K–5
Sunnyvale, CA
790 E Duane Ave, Sunnyvale, CA 94085
Overall grade: B-
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- BClass size
- B+Years serving families
- B+Diversity
What stands out
- The only Montessori school in Sunnyvale
- Serving families in Sunnyvale since at least 2011
Rainbow Montessori is a Montessori school in Sunnyvale, California, for students from kindergarten through 5th grade. It has about 135 students and around 14 students per teacher. Students attend about 7 hours a day, 242 days a year.
At a glance
- Grades
- Grades K–5
- Students
- 135
- Teachers
- 10 (full-time equivalent)
- Students per teacher
- 13.5
- Boys and girls
- Coed · 58 girls, 77 boys
- Religious affiliation
- None (nonsectarian)
- Program
- Montessori
- School day
- About 7 hours
- School year
- 242 days
Reviews
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How it compares
- Larger than 96% of Montessori elementary schools in California.
- Compared with 119 Montessori elementary schools in California.
Students by survey year
Total students reported in official records since 2011–12.
Students by grade
Student body
Member of
- American Montessori Society
Questions to ask on a tour
- What is tuition, and what does it include (books, fees, uniforms, trips)?
- Do you offer financial aid, sibling discounts or payment plans?
- Do you accept ESA, voucher or tax-credit scholarship funds?
- How big are classes in my child's grade?
- What support is there for students who need extra help or more challenge?
- Is the school accredited, and by whom?
- What do a typical day and a typical week look like?
- How does the school communicate with families?
Questions about Rainbow Montessori
What grades does Rainbow Montessori serve?
Rainbow Montessori serves grades K–5.
How many students attend Rainbow Montessori?
About 135 students, with 14 students per teacher, according to official records.
How much is tuition at Rainbow Montessori?
Call the school to ask about tuition, financial aid and payment plans.
Official record · Updated October 2026 · Official search · Something wrong? Tell us
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