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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

Charter

Enrollment

168

Score

8.4

Grades

Kindergarten – 6th

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 metrics
Student Progress9.5Exceptional50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change+1.2 pts/yr
Data Period2019–2022
TrendImproving
Academics9.7Exceptional30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency62%
Reading/ELA Proficiency77%
Overall Proficiency70%
Expected (poverty-adj.)31%
vs. Expected+38.6 pts
Adjusted Percentile96th
College ReadinessNot Available

Data not available for this school

Resources & Environment3.6Fair20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Per-Pupil Spending$9,888

Mountain School — Students at Mountain School score 70% proficient, which is above what's typical for similar communities (expected: 31%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

0.2%

Students qualifying for federal meal assistance

Test Scores AZ EDFACTS (2021-22)

Math Proficiency 55.3%
School
State
N/A
ELA Proficiency 72.0%
School
State
N/A

Based on 6 test records from AZ state assessments. About our data

Proficiency Trend

↑ Improving

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
57%
ELA
72%
2021*
Math
47%
ELA
67%
2022
Math
62%
ELA
77%

* 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.

Overall Score
8.4/10
95th percentile in AZ
Academic
9.7/10
9.7/10
Growth
9.5/10
Above average
Environment
3.6/10
Below average

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 mi
School Distance Rating
Manuel DeMiguel Elementary School Flagstaff 0.8 mi 9.0
CAVIAT - CCC Central Campus Page 1.5 mi
Lura Kinsey Elementary School Flagstaff 1.7 mi 4.5
Haven Montessori Charter School Flagstaff 2.4 mi 7.7
Flagstaff High School Flagstaff 3.1 mi 7.1
Eva Marshall Elementary School Flagstaff 3.2 mi 8.0
Montessori Charter School of Flagstaff - Campus Flagstaff 3.4 mi 7.0
Flagstaff Junior Academy Flagstaff 3.8 mi 7.1
BASIS Flagstaff Flagstaff 3.7 mi 7.0
Charles W Sechrist Elementary School Flagstaff 4.3 mi 5.7
Coconino High School Flagstaff 4.5 mi 6.6
W F Killip Elementary School Flagstaff 4.5 mi 5.9
Northland Preparatory Academy Flagstaff 4.4 mi 6.4
Sinagua Middle School Flagstaff 4.4 mi 4.7
Flagstaff Arts And Leadership Academy Flagstaff 5.2 mi 4.8
Thomas M Knoles Elementary School Flagstaff 4.4 mi 7.3
Pine Forest School Flagstaff 4.9 mi 8.2
Mount Elden Middle School Flagstaff 5.0 mi 7.1
Weitzel's Puente de Hozho Bilingual Magnet School Flagstaff 5.1 mi 6.4
Ponderosa High School Flagstaff 4.9 mi 7.4

Neighborhood 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.

11 schools nearby View map →

Neighborhood Context

Walk Score
19 Car-Dependent
Transit Score
41 Some Transit
Bike Score
64 Bikeable
City Safety
High (2,706/100K)

Powered by Walk Score

FBI UCR 2024. City-level (Flagstaff). Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
Kindergarten – 6th
Enrollment
168
Type
regular
Setting
Small City
County
Coconino County
Data Year
2023–2024

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 methodology

Related reading

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