Serving 144 students in grades Kindergarten-6, River Montessori Elementary Charter ranks in the top 30% of all schools in California for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 40-44% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 60-69% (which is higher than the California state average of 47%).
The student-teacher ratio of 24:1 is higher than the California state level of 21:1.
Minority enrollment is 44% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- School Type: Charter School
- Grades: Kindergarten-6
- Enrollment: 144 students
- Student-Teacher Ratio: 24:1
- Minority Enrollment: 44%
- Overall Testing Rank: Top 30% in CA
- Math Proficiency: 40-44% (Top 50%)
- Reading Proficiency: 60-69% (Top 20%)
- Science Proficiency: ≥50% (Top 20%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
River Montessori Elementary Charter ranks among the top 20% of public schools in California for:
Category
Attribute
Reading/Language Arts Proficiency
Science Proficiency
Community Size
School Overview
River Montessori Elementary Charter's student population of 144 students has declined by 7% over five school years.
The teacher population of 6 teachers has declined by 14% over five school years.
School Type
Grades Offered
Grades Kindergarten-6
Total Students
144 students
Total Classroom Teachers
6 teachers
Year Founded
2009
Average Class Size
15 students
School Rankings
River Montessori Elementary Charter ranks within the top 30% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of River Montessori Elementary Charter is 0.62, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#2196 out of 9523 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
40-44%
34%
Reading/Language Arts Test Scores (% Proficient)
60-69%
47%
Science Test Scores (% Proficient)
≥50%
29%
Student-Teacher Ratio
24:1
21:1
American Indian
n/a
1%
Asian
6%
12%
Hispanic
20%
56%
Black
2%
5%
White
56%
20%
Hawaiian
n/a
n/a
Two or more races
16%
6%
All Ethnic Groups
Eligible for Free Lunch
20%
54%
Eligible for Reduced Lunch
4%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is River Montessori Elementary Charter's ranking?
River Montessori Elementary Charter is ranked #2196 out of 9,523 schools, which ranks it among the top 30% of public schools in California.
What schools are River Montessori Elementary Charter often compared to?
River Montessori Elementary Charteris often viewed alongside schools like Meadow Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
40-44% of students have achieved math proficiency (compared to the 34% CA state average), while 60-69% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend River Montessori Elementary Charter?
144 students attend River Montessori Elementary Charter.
What is the racial composition of the student body?
56% of River Montessori Elementary Charter students are White, 20% of students are Hispanic, 16% of students are Two or more races, 6% of students are Asian, and 2% of students are Black.
What is the student-teacher ratio of River Montessori Elementary Charter?
River Montessori Elementary Charter has a student ration of 24:1, which is higher than the California state average of 21:1.
What grades does River Montessori Elementary Charter offer ?
River Montessori Elementary Charter offers enrollment in grades Kindergarten-6
What school district is River Montessori Elementary Charter part of?
River Montessori Elementary Charter is part of River Montessori Elementary Charter School District.
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