The brief
A private elementary school in San Anselmo, CA serving grades Pre-K – TK.
San Anselmo Montessori School is a private school: it enrolls by application and tuition, and its rating comes from the private-school model, which is not comparable with a public rating.
About this school's data1 source, 2023–2024
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, an estimate, or describes a surrounding area rather than the school, that limitation is named here.
- Based on limited data: 0% component coverage.
- We don't have enough verified data to rate this school fairly. Private schools in CA aren't required to report standardized test scores to the state, which limits the data available for our rating model. Our rating model requires at least 2 of 3 data components (academics, student progress, college readiness, and resources) to generate a meaningful score. Schools below this threshold receive a Limited Profile to avoid misleading ratings. Learn more about our methodology
- School directory (enrollment, grades, staff, contact)
- NCES Private School Universe Survey (PSS) · SY 2023–24 · Low confidence
- Vintage not available. Do not use this measure alone.
Evidence periods: Rating not displayed; assessments vintage unavailable; directory SY 2023–24
The neighborhood
Where it sits, and what the area looks like.Open the San Francisco Bay Area school map to see school quality against home prices across the metro.
Getting around
- Walk Score
- 77
- Very Walkable
- Bike Score
- 52
- Bikeable
- County reported crime
- 1,411/100K
- Reported Part-1 offenses (violent + property + arson) per 100,000 county residents, counting every city police department, sheriff's office and county police department that reported a full year to the FBI Uniform Crime Reporting program. Shown only where those agencies cover at least 80% of the county's residents. Not a school safety rating.
Walk, transit and bike scores by
FBI Uniform Crime Reporting · 2025 · county context, not school-level safety or attendance eligibility. Source details
Programs and who goes here
What the campus offers, and who it enrolls.Who goes here
- White100%
Enrollment mix: NCES Private School Universe Survey (PSS).
The record
What is on file, and where each number came from.Questions families ask
What grades does San Anselmo Montessori School serve?
San Anselmo Montessori School serves students in grades Pre-K through TK.
How many students attend San Anselmo Montessori School?
San Anselmo Montessori School has an enrollment of approximately 7 students.
What is the student-teacher ratio at San Anselmo Montessori School?
The student-teacher ratio at San Anselmo Montessori School is 7:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.
Is San Anselmo Montessori School a private school?
Yes, San Anselmo Montessori School is a private coeducational school with a Nonsectarian affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.
Is San Anselmo Montessori School a religious school?
No, San Anselmo Montessori School is a nonsectarian (non-religious) private school.
School facts
- Grades
- Pre-K – TK
- Enrollment
- 7
- Gender split
- 43% M / 57% F
- Student-teacher ratio
- 7:1
- Teachers (FTE)
- 1
- Type
- Private
- Coed status
- Coed
- Affiliation
- Nonsectarian
- School day
- 5.5 hours
- Days per year
- 181 days
- Setting
- Large Suburb
- County
- Marin County
- Phone
- (415) 457-3428
NCES Private School Universe Survey (PSS) (SY 2023–24).
Sources and official links
Keep exploring
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Data from NCES Common Core of Data, California Dept. of Education, and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.