8.4 avg / 10

Mountain School Inc. (4203) School District

School District · Flagstaff, Arizona

Last updated: May 2026

Students: 168

Avg Rating

8.4

out of 10

Schools

1 elem

Enrollment

168

Avg Rating

8.4

out of 10

Schools

1 elem

Enrollment

168

How this district compares

District size

168 students

Smaller than Arizona median

About Mountain School Inc. (4203)

Mountain School Inc. (4203) is a Flagstaff, Arizona school district serving 1 schools. The district educates 168 students.

With an average rating of 8.4/10, Mountain School Inc. (4203) is among the strongest-performing districts in the state.

The highest-rated school in the district is Mountain School, which has a composite score of 8.4/10.

In standardized testing, Mountain School Inc. (4203) students show an average math proficiency of 55.3% and ELA proficiency of 72.0%.

The district includes 1 elementary school .

District Map

Schools in Mountain School Inc. (4203), colored by MySchoolScout rank. Click a pin for details.

District Average Test Scores

Math Proficiency 55.3%

School

State

N/A

ELA Proficiency 72.0%

School

State

N/A

Average proficiency across all schools in Mountain School Inc. (4203) with test data.

Schools in Mountain School Inc. (4203)

1 schools

Elementary Schools 1

Mountain School

168 8.4

District Details

State: Arizona
City: Flagstaff
Total Enrollment: 168
Child Poverty Rate: 0.2%
Data Year: 2023

Frequently Asked Questions

How many schools are in Mountain School Inc. (4203)?

Mountain School Inc. (4203) has 1 schools in total — 1 elementary. You can explore each school's ratings and details on this page.

What is the average rating for Mountain School Inc. (4203)?

The average composite rating for Mountain School Inc. (4203) is 8.4/10. This score is calculated from the individual ratings of all schools with academic data in the district.

What is the per-pupil spending in Mountain School Inc. (4203)?

Per-pupil spending data for Mountain School Inc. (4203) is not currently available.

What is the student-teacher ratio in Mountain School Inc. (4203)?

Student-teacher ratio data for Mountain School Inc. (4203) is not currently available.

What is the top-rated school in Mountain School Inc. (4203)?

Mountain School is the highest-rated school in Mountain School Inc. (4203) with a composite score of 8.4/10.

What are the test scores in Mountain School Inc. (4203)?

Across schools in Mountain School Inc. (4203) with test data, the average math proficiency is 55.3% and the average ELA (reading/writing) proficiency is 72.0%. These figures represent the percentage of students meeting or exceeding grade-level standards.

How does MySchoolScout rate schools?

MySchoolScout ratings are based on a comprehensive methodology that weighs Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Learn more about our rating system on our methodology page.

District Averages

Overall Rating: 8.4/10
Math Proficiency: 55.3%
ELA Proficiency: 72.0%

Resources

🔍 Search for District Website 📄 Official NCES Data 🏫 GreatSchools Profile 📍 View on Google Maps

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

Other School Districts in AZ

Compare Mountain School Inc. (4203) with neighboring districts in the state.

See all districts in AZ →

Data from NCES Common Core of Data, Arizona Dept. of Education, and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.