High school (grades 9-12) · Wittmann, AZ

Mountainside High School

Federal NCES profile for Mountainside High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 42/100.

2024-25 NCES dataHigh school (grades 9-12)NCES 040546003690
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Compiled from official source data by .
0/100100/10042/100
👥 S:T ratio
20
🌟 Gifted program
70
🎓 Counselors
24
📋 Attendance
53
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →

The verdict

Mountainside High School earns 42/100 on the Resource Investment Index, with class sizes larger than 76% of Arizona schools.

42
Resource Index · Typical
19.9:1
large classes for Arizona
31.8%
free-lunch eligible
378
students enrolled

Mountainside High School has class sizes larger than 76% of Arizona schools. Computed live against every Arizona school reporting to NCES.

School address

Wittmann, AZ 85361
District: Nadaburg Unified School District (4252) · Arizona

NCES ID 040546003690 Verify on NCES CCD record →

CCD year-over-year · 2022-23 → 2023-24

+81 students YoY

Mountainside High School grew from 223 students in 2022-23 to 304 in 2023-24 (+36.3%).

Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).

Growing CCD campus

+81 students YoY 040546003690 · Wittmann, AZ High · SMALL · TRAD

378 enr · 19.9:1 · 31.8% lunch · RII 42

Nearest enrollment peer: Desert Oasis Elementary School (753 students)

Mountainside High School grew from 223 students in 2022-23 to 304 in 2023-24 (+36.3%). NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Arizona schools → · Find another →

Mountainside High School in the enrollment neighbourhood

Fall enrollment among this campus and nearest district peers

students

What this shows Mountainside High School reports 378 students on the CCD universe file.

Source U.S. Department of Education, NCES Common Core of Data (Public School Universe) As of 2024-25

How Mountainside High School compares

Mountainside High School is a growing campus on CCD: ratios and free-lunch share vs Arizona and U.S. means.

Metric This school vs Arizona Arizona avg U.S. avg
Students per teacher 19.9:1 ▲ 17% 17:1 15.7:1
Free-lunch eligible 31.8% ▼ 34% 48.3% 51.7%
Enrollment 378 top 54% - -

Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25

19.9:1
Leaner classes than 16% of US schools, heavier class loads than most.
378
Bigger than 44% of US schools by enrollment, mid-sized for the country.

Equity indicators methodology

Economic need
31.8%
free-lunch eligible - 34% below the Arizona average of 48.3%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
19.9:1
students per teacher - 17% above state mean
Top 76% in Arizona - lower ratio than 24% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
18.8%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$11,950
per pupil, district-wide - below Arizona avg of $13,502
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 378 students, the combined health-and-guidance staffing load for this school.
Discipline context
24
in-school suspensions + 19 out-of-school
Suspension rate: 6.3 per 100 students. Combined in-school and out-of-school rate: 11.4 per 100 students. Reported via the Civil Rights Data Collection.

Student demographics

White 46.0%
Hispanic or Latino 44.2%
African American 4.5%
Two or More 2.9%
Asian 0.8%
American Indian / Alaska Native 0.8%
Native Hawaiian / Pacific Islander 0.8%

Largest group: White at 46.0% of enrollment.

Student-body diversity index 59.0/100

Simpson diversity index - at 59.0, Mountainside High School is more mixed than the Arizona school average of 47.2.

Programs

AP program Not offered
Gifted & talented Yes

District finance for Nadaburg Unified School District (4252) reports $11,950 per pupil (NCES F-33) - open the district page for the full revenue mix.

How Mountainside High School Compares to District-Mates

School Enrollment Economic Profile Student-Teacher Ratio
Desert Oasis Elementary School Larger Similar economic need No ratio data
Nadaburg Elementary School Larger Higher economic need No ratio data
Nadaburg Online Virtual Academy Smaller No free-lunch data No ratio data

Comparisons are relative to Mountainside High School's own figures; each column derives from NCES Common Core of Data.

Other Schools in This District

Nadaburg Unified School District (4252) · 3 sibling schools

View district profile

Nationwide high schools with similar size or staffing

Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.

Similar enrollment (~378 students)

Similar student-teacher ratio (~19.9:1)

Frequently asked questions about Mountainside High School

How many students attend Mountainside High School?

Mountainside High School has 378 students enrolled. It is a high school in Wittmann, AZ. CCD year-over-year: 223 (2022-23) → 304 (2023-24), up 81.

What is the student-teacher ratio at Mountainside High School?

The student-teacher ratio at Mountainside High School is 19.9:1, which is 17% higher than the Arizona average of 17:1 and 27% higher than the national average of 15.7:1.

What percentage of students receive free lunch at Mountainside High School?

31.8% of students at Mountainside High School are eligible for free lunch, compared to the Arizona average of 48.3%.

What is the racial and ethnic makeup of Mountainside High School?

The largest demographic group at Mountainside High School is White at 46.0% of enrollment, in Wittmann, AZ. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 59.0/100.

What is the Resource Investment Index for Mountainside High School?

Mountainside High School has a Resource Investment Index of 42/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).

What other schools are in Nadaburg Unified School District (4252)?

Besides Mountainside High School, Nadaburg Unified School District (4252) also operates Desert Oasis Elementary School (753 students), Nadaburg Elementary School (502 students), and Nadaburg Online Virtual Academy (8 students). See the Nadaburg Unified School District (4252) district page for the complete list.

Read our methodology - how this data is sourced, computed, and verified.

Source: National Center for Education Statistics (NCES) CCD + Public School Universe (2024-25), CRDC (2021-22), F-33 District Finance Survey (FY 2022-23) · 2024-25 Data as of the 2024-25 school year. Coverage from U.S. Department of Education NCES Common Core of Data. Varies by entity type; administrative districts and certain charter networks may report only a subset of fields.

All federal data sources used on this page

Full source list and how we compute each figure: methodology page.

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Compiled from official source data by .