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River Montessori Elementary Charter School

Serves grades KG - 6

Analytics built by:  

Raw data sources:
  • Test Scores: Edfacts (U.S. Department of Education), State departments of education.
  • Expenditures: National Center for Education Statistics.
  • Educational Environment: American Community Survey (U.S. Census Bureau).
Date(s) & Update Frequency:
  • Test data: Reflects 2023 – 2024 school year.
  • Expenditures: 2022
  • Educational Environment: 2023 (latest available). Updated annually.
  • All data updated June 2025

Methodology:   Only Ä¢¹½ÊÓƵ gives you nationally comparable school ranks based on test scores, so you can directly compare the quality of schools in any location.

School Overview

Address
3880 Cypress Dr. Ste. B
Petaluma, CA 94954
Phone
(707) 778-6414
District
River Montessori Elementary Charter District
County
SONOMA COUNTY
Type of School
Regular elementary or secondary
Magnet School
No
Charter School
Yes
Students Enrolled
133
Classroom Teachers
7

School Quality Ratings

School Quality Compared to California

8

(10 is best)

Better than 77.7% of all CA schools.

School Quality Compared to U.S.

8

(10 is best)

River Montessori Elementary Charter School Test Scores (No Child Left Behind Tests)

Grade 3

100 80 60 40 20 0
76%
44%
86%
43%
65%
46%
    Proficiency in Reading and Math
    Proficiency in Reading
    Proficiency in Math
School
State

Grade 4

60 50 40 30 20 10 0
48%
43%
50%
44%
46%
41%
    Proficiency in Reading and Math
    Proficiency in Reading
    Proficiency in Math
School
State

Grade 6

70 60 50 40 30 20 10 0
80 60 40 20 0
41%
40%
63%
46%
18%
34%
41%
40%
63%
46%
18%
34%
    Proficiency in Reading and Math
    Proficiency in Reading
    Proficiency in Math
School
State

Class Size (number of students per classroom teacher)

25 20 15 10 5 0
19
19
22
16
    AVG FOR THIS SCHOOL
    AVG FOR DISTRICT
    AVG FOR STATE
    AVG FOR NATION
SCHOOL ENROLLMENT BY GRADE NUMBER OF STUDENTS PERCENTAGE
Kindergarten 34 25.6%
Grade 1 17 12.8%
Grade 2 20 15.0%
Grade 3 24 18.0%
Grade 4 18 13.5%
Grade 5 6 4.5%
Grade 6 14 10.5%
Total 133 100%

School enrollment by group

Ethnic/Racial Groups This School This District This State
White (non-hispanic) 65.8% 65.8% 22.0%
Black 5.4% 5.4% 5.2%
Hispanic 24.3% 24.3% 58.8%
Asian Or Pacific Islander 4.5% 4.5% 13.1%
American Indian Or Native Of Alaska 0.0% 0.0% 0.9%
Economic Groups This School This District This State
Economically disadvantaged 25.6% 25.6% 61.5%
Free lunch eligible 19.5% 19.5% 53.9%
Reduced lunch eligible 6.0% 6.0% 7.7%
POPULATION DISTRICT FOR THIS SCHOOL STATE
POPULATION Unreported 39,431,263
POPULATION DENSITY (per sq. mile) Unreported 250
POPULATION DISTRIBUTION BY AGE DISTRICT FOR THIS SCHOOL STATE
4 YEARS OLD AND BELOW Unreported 5.6%
5-19 YEARS OLD Unreported 19.2%
20-44 YEARS OLD Unreported 35.1%
45-64 YEARS OLD Unreported 24.8%
65 OR OLDER Unreported 15.3%
HOUSEHOLD CHARACTERISTICS DISTRICT FOR THIS SCHOOL STATE
Number Of Households Unreported 13,595,544
Single Parent Households With Children Unreported 8.2%
Adults With At Least A High School Diploma Unreported 84.6%
Adults With At Least A Bachelor's Degree Unreported 36.5%
HOUSEHOLD INCOME DISTRIBUTION DISTRICT FOR THIS SCHOOL STATE
$150,000 or more Unreported 30.6%
$100,000 - $149,999 Unreported 17.9%
$75,000 - $99,999 Unreported 11.8%
$50,000 - $74,999 Unreported 13.3%
$30,000 - $49,999 Unreported 11.1%
$15,000 - $29,999 Unreported 8.0%
$15,000 or less Unreported 7.4%

Education Expenditures

For this District Per Student Total % of Total
Instructional Expenditures $10,323 $1,373,000 63.0%
Support Expenditures
Student $211 $28,000 1.3%
Staff $602 $80,000 3.7%
General Administration $444 $59,000 2.7%
School Administration $1,556 $207,000 9.5%
Operation $1,098 $146,000 6.7%
Transportation $917 $122,000 5.6%
Other $669 $89,000 4.1%
Total Support $5,496 $731,000 33.5%
Non-instructional Expenditures $564 $75,000 3.4%
Total Expenditures $16,383 $2,179,000 100.0%
For the State Per Student Total % of Total
Instructional Expenditures $9,792 $57,171,955,000 48.2%
Support Expenditures
Student $1,305 $7,621,589,000 6.4%
Staff $1,038 $6,060,606,000 5.1%
General Administration $268 $1,564,258,000 1.3%
School Administration $1,087 $6,348,022,000 5.4%
Operation $1,559 $9,102,997,000 7.7%
Transportation $331 $1,933,983,000 1.6%
Other $886 $5,174,697,000 4.4%
Total Support $6,475 $37,806,152,000 31.9%
Non-instructional Expenditures $4,051 $23,650,179,000 19.9%
Total Expenditures $20,319 $118,628,286,000 100.0%
For the Nation Per Student Total % of Total
Instructional Expenditures $9,169 $453,314,948,000 49.6%
Support Expenditures
Student $1,031 $50,976,033,477 5.6%
Staff $799 $39,519,417,000 4.3%
General Administration $308 $15,224,255,000 1.7%
School Administration $850 $42,029,112,000 4.6%
Operation $1,430 $70,704,769,000 7.7%
Transportation $613 $30,295,759,523 3.3%
Other $623 $30,798,344,000 3.4%
Total Support $5,654 $279,547,690,000 30.6%
Non-instructional Expenditures $3,675 $181,697,172,000 19.9%
Total Expenditures $18,499 $914,559,810,000 100.0%

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