Serving 183 students in grades Prekindergarten-8, Ross Montessori School ranks in the bottom 50% of all schools in Colorado for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 15-19% (which is lower than the Colorado state average of 33%). The percentage of students achieving proficiency in reading/language arts is 35-39% (which is lower than the Colorado state average of 45%).
The student-teacher ratio of 18:1 is higher than the Colorado state level of 15:1.
Minority enrollment is 45% of the student body (majority Hispanic), which is lower than the Colorado state average of 51% (majority Hispanic).
Quick Facts (26-27)
- School Type: Charter School
- Grades: Prekindergarten-8
- Enrollment: 183 students
- Student-Teacher Ratio: 18:1
- Minority Enrollment: 45%
- Overall Testing Rank: Bottom 50% in CO
- Math Proficiency: 15-19% (Btm 50%)
- Reading Proficiency: 35-39% (Btm 50%)
- Science Proficiency: 40-59% (Top 30%)
- Source: National Center for Education Statistics (NCES), CO Dept. of Education
School Overview
Ross Montessori School's student population of 183 students has declined by 41% over five school years.
The teacher population of 10 teachers has declined by 68% over five school years.
School Type
Grades Offered
Grades Prekindergarten-8
(No virtual instruction)
(No virtual instruction)
Total Students
183 students
Showing 2015–2025. Full 20-year historical data available below ↓
Total Classroom Teachers
10 teachers
Showing 2015–2025. Full 20-year historical data available below ↓
School Calendar
School Rankings
Ross Montessori School ranks within the bottom 50% of all 1,748 schools in Colorado (based off of combined math and reading proficiency testing data).
The diversity score of Ross Montessori School is 0.55, 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
#1135 out of 1748 schools
(Bottom 50%)
(Bottom 50%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
15-19%
33%
Showing 2013–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
35-39%
45%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
(20-21)40-59%
29%
Student-Teacher Ratio
18:1
15:1
Showing 2015–2025. Full 20-year historical data available below ↓
Asian
1%
3%
Showing 2011–2025. Full 20-year historical data available below ↓
Hispanic
39%
37%
Showing 2015–2025. Full 20-year historical data available below ↓
Black
2%
5%
White
55%
49%
Showing 2015–2025. Full 20-year historical data available below ↓
Two or more races
3%
5%
Showing 2015–2025. Full 15-year historical data available below ↓
All Ethnic Groups
Showing 2015–2025. Full 20-year historical data available below ↓
Chronically Absent Students
(22-23)66.7%
33.6%
Eligible for Free Lunch
31%
39%
Showing 2014–2025. Full 20-year historical data available below ↓
Eligible for Reduced Lunch
7%
5%
Showing 2012–2025. Full 20-year historical data available below ↓
School Statewide Testing
School District Name
Sports
Total Sports Offered
6 sports
Sports
Cross CountryCross Country Running
FencingField Hockey
Mountain BikingWinter Track
Extracurriculars
Total ExtracurricularsTotal Extra-curric.
1 extracurricular
ExtracurricularsExtra-curric.
Club or Organization:
Access After School
Source: National Center for Education Statistics (NCES), CO Dept. of Education
School Notes
- Our Core Values Are Children, Joy of Discovery, Dedication to Mastery, Compassionate Love, and Community
- The mission of Ross Montessori School is to prepare compassionate life-long learners to have a positive impact on the world. We envision a time when Ross Montessori School will be an exemplary educational institution and recognized as such all over the world. Educators from all backgrounds will observe and learn from our model, grounded in the Montessori Method. Parents will choose our school over any other with a steadfast belief in the value we create for the children, families, and communities we serve.Our children will be immersed in the joy of discovery. Programming will be enriched with art, music, and drama through all the seasons. Students will actively participate in community service projects and conservation programs, and every child will emerge as a creative and competent problem solver.We will send citizens into the world who have a profound impact on their communities. They will face adversity and challenge with humility, grace, and compassion. They will inspire others to better the Earth and its inhabitants. All who know them will be better for it for generations into the future.
Frequently Asked Questions
What is Ross Montessori School's ranking?
Ross Montessori School is ranked #1135 out of 1,748 schools, which ranks it among the bottom 50% of public schools in Colorado.
What schools are Ross Montessori School often compared to?
Ross Montessori Schoolis often viewed alongside schools like Carbondale Community Charter School, Crystal River Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
15-19% of students have achieved math proficiency (compared to the 33% CO state average), while 35-39% of students have achieved reading proficiency (compared to the 45% CO state average).
How many students attend Ross Montessori School?
183 students attend Ross Montessori School.
What is the racial composition of the student body?
55% of Ross Montessori School students are White, 39% of students are Hispanic, 3% of students are Two or more races, 2% of students are Black, and 1% of students are Asian.
What is the student-teacher ratio of Ross Montessori School?
Ross Montessori School has a student ration of 18:1, which is higher than the Colorado state average of 15:1.
What grades does Ross Montessori School offer ?
Ross Montessori School offers enrollment in grades Prekindergarten-8 (No virtual instruction).
What school district is Ross Montessori School part of?
Ross Montessori School is part of State Charter School Institute School District.
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