Excellent
#109 of 2,000 schools in AZ
Top 5% in state
Mountain School
Elementary School · Mountain School Inc. (4203)
311 W CATTLE DRIVE TRL, Flagstaff, AZ 86005
Enrollment
168
Score
8.4
Grades
Kindergarten – 6th
Enrollment
168
Score
8.4
Grades
Kindergarten – 6th
Updated
2022-23
Updated 2022-23
How this school compares
In Flagstaff
#2 of 23
public schools
Arizona elementary schools
#92 of 1,216
Academic performance
9.7 / 10
Exceptional
About Mountain School
Mountain School is a public elementary school in Flagstaff, AZ, part of the Mountain School Inc. (4203). The school serves approximately 168 students in grades Kindergarten – 6th. It holds a MySchoolScout rating of 8.4/10, placing it in the 94.6th percentile among AZ schools — an above average rating overall.
Students demonstrate 55% proficiency in math and 72% in reading/language arts. The school scores particularly well in student growth (9.5/10). Located in a neighborhood with a median household income of $81,250, where 59% of adults hold a bachelor's degree or higher.
The school is situated in a small city setting.
What Parents Should Know
With an enrollment of 168 students, Mountain School is a smaller school where families often find a close-knit community atmosphere. Smaller settings can mean more individual attention from teachers and staff, though they may offer fewer extracurricular options than larger schools.
Mountain School is a charter school — a publicly funded school that operates with more autonomy than traditional district schools. Charter schools often have distinct educational models or specialties. Parents should understand the school's specific mission, enrollment process, and how its approach differs from nearby district options.
Score Breakdown
Full Profile · 3/3 metricsView breakdown
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Data not available for this school
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Mountain School — Students at Mountain School score 70% proficient, which is above what's typical for similar communities (expected: 31%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
0.2%
Students qualifying for federal meal assistance
Test Scores AZ EDFACTS (2021-22)
Based on 6 test records from AZ state assessments. About our data
Proficiency Trend
↑ ImprovingAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 9.5/10.
How Mountain School Compares
See how Mountain School performs across key quality dimensions compared to state benchmarks.
Performance Trends
Math proficiency has improved from 57% (2019) to 62% (2022). Reading/ELA proficiency has improved from 72% (2019) to 77% (2022).
Location
311 W CATTLE DRIVE TRL, Flagstaff, AZ 86005
Nearby Alternatives
Families considering Mountain School may also want to explore other elementary schools in the area. Manuel DeMiguel Elementary School (rated 9.0/10, 0.8 miles away), which scores slightly higher. Another option is Pine Forest School (rated 8.2/10, 4.9 miles away), with a very similar rating. Additionally, Eva Marshall Elementary School (rated 8.0/10, 3.2 miles away), with a comparable rating. For more schools in Flagstaff, see our Flagstaff schools guide .
Nearby Schools
20 within 4.9 miNeighborhood Census ACS (2019-2023)
Census data for ZIP 86005 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$81,250
Median Home Value
$556,400
Median Rent
$1,531/mo
Population
17,165
College Educated
58.6%
Homeownership
57.7%
Avg Commute
22 min
Poverty Rate
10.9%
Median Age
32.1
Community Profile
The community surrounding Mountain School has a median household income of $81,250. It is a well-educated community where 59% of adults hold a bachelor's degree or higher. The median home value in the area is $556,400, with a median rent of $1,531/month. The area has a poverty rate of 10.9%. The average commute for residents is 22 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| La Tierra Community School Prescott, AZ | 8.4 |
| SACRED HEART CATHOLIC SCHOOL Prescott, AZ | 8.4 |
| Seligman Elementary School Seligman, AZ | 8.4 |
| INTERNATIONAL SCHOOL OF TUCSON Tucson, AZ | 8.5 |
| Pine Forest School Flagstaff, AZ | 8.2 |
| Stepping Stones Academy Phoenix, AZ | 8.2 |
Frequently Asked Questions
Common questions about Mountain School
What grades does Mountain School serve?
Mountain School serves students in grades Kindergarten through 6th.
How many students attend Mountain School?
Mountain School has an enrollment of approximately 168 students.
How does Mountain School rank in AZ?
Mountain School is ranked #109 out of 2,000 schools in AZ.
What is Mountain School's MySchoolScout rating?
Mountain School has a composite rating of 8.4 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Mountain School?
Based on the most recent state assessment data, Mountain School has 55.3% math proficiency and 72.0% reading/ELA proficiency.
Is Mountain School a charter school?
Yes, Mountain School is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.
Is Mountain School a Title I school?
No, Mountain School is not currently a Title I school.
Explore More Schools
Neighborhood Context
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 6th
- Enrollment
- 168
- Type
- regular
- Setting
- Small City
- County
- Coconino County
- Phone
- (928) 779-2392
- Data Year
- 2023–2024
Resources & Links
District
Mountain School Inc. (4203)- District Enrollment
- 168
- Schools in District
- 1
- District Rank
- #1 of 1
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 methodologyRelated reading
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