Enrollment
184
Elementary
STATE 451
SCHOOL COMMUNITY·MOUNTAIN SCHOOL INC. (4203)·NCES 040009601174
Mountain School
311 W CATTLE DRIVE TRL, FLAGSTAFF, AZ 86005 · (928) 779-2392 · Coconino County
GRADES KG–06ELEMENTARY13-CITYCHARTERREGULAR SCHOOL184 STUDENTS
Student : Teacher
10.2:1
18 FTE teachers
STATE 17.0:1
Free / Reduced Lunch
,
Title I proxy
STATE 95%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Kindergarten | 33 | 18% |
| Grade 1 | 26 | 14% |
| Grade 2 | 32 | 17% |
| Grade 3 | 33 | 18% |
| Grade 4 | 33 | 18% |
| Grade 5 | 27 | 15% |
This year's kindergarten class (33) is 22% larger than its 5th grade class (27).
Student demographics
42%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
STATE 65% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Test scores
AASA 2024-25 . % PassingMath
54.0%
AZ avg 37.8% . -8.0pp since 2017
What this means: On the AASA, Arizona's statewide test, about 54 of every 100 students at this school do math at grade level. The Arizona average is about 38 of 100. Math scores are down about 8 points since 2017.
AASA results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | N/A | 54.0% |
| 2023-24 | 69.0% | 61.0% |
| 2022-23 | 72.0% | 64.0% |
| 2021-22 | 79.0% | 64.0% |
| 2020-21 | 70.0% | 46.0% |
| 2018-19 | 74.0% | 57.0% |
| 2017-18 | 69.0% | 62.0% |
% Passing, all students and all tested grades.
Source: AASA. All students, all grades. See all years and grades →
Where Mountain School ranks
Among elementary schools| Measure | This school | In Arizona | In Coconino County |
|---|---|---|---|
| Math proficiency ranked highest first | 54.0% | #193 of 1,072 ▼ 85 | #2 of 20 ▼ 1 |
| Reading proficiency ranked highest first | 69.0% | #76 of 1,072 ▼ 22 | #1 of 20 no change |
| 3-year test score change ranked biggest gain first | +7.0pp | #133 of 930 | #2 of 16 |
| Enrollment ranked largest first | 184 | #1,031 of 1,223 | #19 of 31 |
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
184
-5 (-3%) vs 2020
+338% since 2000-01, when it was 42
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 184 | 18 | 10.2:1 | N/A |
| 2023-24 | 168 | N/A | N/A | N/A |
| 2020-21 | 189 | N/A | N/A | N/A |
| 2017-18 | 197 | N/A | N/A | N/A |
| 2015-16 | 195 | N/A | N/A | N/A |
| 2010-11 | 209 | N/A | N/A | 0% (0) |
| 2000-01 | 42 | N/A | N/A | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Mountain School.
About Mountain School
Mountain School is a small elementary school located in FLAGSTAFF, Arizona. A total of 184 students attend the school, which covers kindergarten through 6. The average for elementary schools in Arizona is about 451 students, so this school is 59% smaller than average.
Federal records list Mountain School Inc. (4203) as the district for Mountain School.
By race and ethnicity, Mountain School is 75% White. The school is also 13% Hispanic, 6% multiracial, and 5% Native American. That is higher than the 56% White share among all Coconino County residents. By the diversity index, Mountain School comes in at 42%.
Federal data list 18 full-time-equivalent teachers at Mountain School in 2024-25, for a ratio of 10.2:1. Among elementary schools in Arizona, the typical ratio is 17.0:1.
Coconino County has these Census figures: median household income is about $72,966, a bachelor's degree or higher is held by about 40% of adults, and the poverty rate is about 10%. The public schools of Coconino County number 80 and enroll about 18,262.
Nearby, Manuel DeMiguel Elementary School is about 0.8 miles away. Mountain School is one of several public schools in the area, with at least 8 others within five miles.
The National Center for Education Statistics classifies the school's location as City: Small, meaning it is inside a principal city with a population under 100,000. The school is a charter school, funded with public money and operated under a charter agreement.
A comparison of 2020-21 and 2024-25 shows enrollment down 3%, from 189 to 184.
Questions about science fairs, picture day, and bus routes can be posted here. Reviews and ratings from people who know the school are welcome.
Coconino County at a glance
View full county profilePopulation
144,508
Census ACS
Median income
$72,966
Household, ACS
Bachelor's+
40%
Adults 25+
Poverty rate
10%
Below federal line
Schools in county
80
18,262 students
Quick facts
Related schools
Other schools in FLAGSTAFF
- Flagstaff High SchoolHigh · 1,631 students
- Coconino High SchoolHigh · 1,444 students
- Sinagua Middle SchoolMiddle · 1,013 students
- Mount Elden Middle SchoolMiddle · 678 students
- BASIS FlagstaffCombined · 666 students
- Northland Preparatory AcademyHigh · 637 students
Nearby schools
- Manuel DeMiguel Elementary School0.8 mi · 561
- Lura Kinsey Elementary School1.7 mi · 312
- Haven Montessori Charter School2.4 mi · 69
- Flagstaff High School3.1 mi · 1,631
- Eva Marshall Elementary School3.2 mi · 374
- Montessori Charter School of Flagstaff - Campus3.4 mi · 191
Frequently asked questions
About Mountain SchoolHow large is Mountain School?
Mountain School enrolls approximately 184 students in grades KG-06.
What grades does Mountain School serve?
Mountain School serves grades KG-06.
What is the student-teacher ratio at Mountain School?
The student-to-teacher ratio at Mountain School is approximately 10.2:1 (18 FTE teachers).
What is the racial breakdown of students at Mountain School?
At Mountain School, the student body is approximately 75% White, 13% Hispanic, 2% Asian, 6% Two or more.
What district is Mountain School in?
Mountain School is part of Mountain School Inc. (4203).
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.