- Enrollment
- 2,890
- Students per teacher
- 15.7:1
- Resource Index
- 44/100
High school (grades 9-12) · Mililani, HI
Mililani High School
Federal NCES profile for Mililani High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 56/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 150003000102
👥 S:T ratio 37
🌟 Gifted program 70
🎓 Counselors 60
📋 Attendance 55
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Mililani High School earns 56/100 on the Resource Investment Index, with class sizes larger than 77% of Hawaii schools. It is also one of the largest schools in Hawaii.
- #2 of 7
- public schools in Mililani · Resource Index
- 56
- Resource Index · Higher
- 15.8:1
- large classes for Hawaii
- 13.4%
- free-lunch eligible
Mililani High School has class sizes larger than 77% of Hawaii schools. Computed live against every Hawaii school reporting to NCES.
By Resource Investment Index, Mililani High School ranks #2 of 7 public schools in Mililani, HI.
School address
District: Hawaii Department of Education · Hawaii
NCES ID 150003000102 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-133 students YoY
Mililani High School shrank from 2,565 students in 2022-23 to 2,432 in 2023-24 (-5.2%).
Teacher FTE lost 151.0 → 149.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-133 students YoY 150003000102 · Mililani, HI High · LARGE · TRAD
2,382 enr · 15.8:1 · 13.4% lunch · RII 56
Nearest enrollment peer: James Campbell High School (2,890 students)
Mililani High School shrank from 2,565 students in 2022-23 to 2,432 in 2023-24 (-5.2%). Teacher FTE lost 151.0 → 149.0 across the same CCD years. Read with this school → · District book → · Hawaii schools → · Find another →
Mililani High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- James Campbell
James Campbell High School
2,890 students
- Waipahu High S
Waipahu High School
2,538 students
- This school
Mililani High School
2,382 students
- Governor Walla
Governor Wallace Rider Farrington High School
2,094 students
- Moanalua High
Moanalua High School
1,966 students
- Hawaii Technol
Hawaii Technology Academy - Pcs
1,924 students
What this shows Mililani High School reports 2,382 students on the CCD universe file.
How Mililani High School compares
Mililani High School is a shrinking campus on CCD: ratios and free-lunch share vs Hawaii and U.S. means.
| Metric | This school | vs Hawaii | Hawaii avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.8:1 | ▲ 12% | 14.1:1 | 15.7:1 |
| Free-lunch eligible | 13.4% | ▼ 67% | 40.0% | 51.7% |
| Enrollment | 2,382 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
15.8:1
Leaner classes than 40% of US schools, a middle-of-the-pack class size.
2,382
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
13.4%
free-lunch eligible
- 67% below the Hawaii average of 40.0%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
15.8:1
students per teacher
- 12% above state mean
Top 77% in Hawaii - lower ratio than 23% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
18.0%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$20,056
per pupil, district-wide
- above Hawaii avg of $20,056
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors12.0 FTE
Per 199 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 47 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 2.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Asian 30.5%
Two or More 28.0%
Hispanic or Latino 20.0%
Native Hawaiian / Pacific Islander 11.5%
White 8.4%
African American 1.6%
Largest group: Asian at 30.5% of enrollment.
Student-body diversity index 76.8/100
Simpson diversity index - at 76.8, Mililani High School is more mixed than the Hawaii school average of 69.6.
Programs
AP courses offered 37
Gifted & talented Yes
District finance for Hawaii Department of Education reports $20,056 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Mililani High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| James Campbell High School | Similar size | Higher economic need | Similar S:T ratio |
| Waipahu High School | Similar size | Higher economic need | Similar S:T ratio |
| Governor Wallace Rider Farrington High School | Similar size | Higher economic need | Similar S:T ratio |
| Moanalua High School | Similar size | Similar economic need | Similar S:T ratio |
| Hawaii Technology Academy - Pcs | Similar size | Similar economic need | Higher S:T ratio |
Comparisons are relative to Mililani High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,538
- Students per teacher
- 15.4:1
- Resource Index
- 47/100
- Enrollment
- 2,094
- Students per teacher
- 15:1
- Resource Index
- 34/100
- Enrollment
- 1,966
- Students per teacher
- 16.2:1
- Resource Index
- 54/100
- Enrollment
- 1,924
- Students per teacher
- 22.1:1
- Resource Index
- 42/100
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 (~2,382 students)
Similar student-teacher ratio (~15.8:1)
Frequently asked questions about Mililani High School
How many students attend Mililani High School?
Mililani High School has 2,382 students enrolled. It is a high school in Mililani, HI. CCD year-over-year: 2,565 (2022-23) → 2,432 (2023-24), down 133.
What is the student-teacher ratio at Mililani High School?
The student-teacher ratio at Mililani High School is 15.8:1, which is 12% higher than the Hawaii average of 14.1:1 and 1% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Mililani High School?
13.4% of students at Mililani High School are eligible for free lunch, compared to the Hawaii average of 40.0%.
What is the racial and ethnic makeup of Mililani High School?
The largest demographic group at Mililani High School is Asian at 30.5% of enrollment, in Mililani, HI. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 76.8/100.
What is the Resource Investment Index for Mililani High School?
Mililani High School has a Resource Investment Index of 56/100 (higher 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).
How does Mililani High School rank among public schools in Mililani?
By Resource Investment Index, Mililani High School ranks #2 of 7 public schools in Mililani, HI. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Mililani on the city page.
What other schools are in Hawaii Department of Education?
Besides Mililani High School, Hawaii Department of Education also operates James Campbell High School (2,890 students), Waipahu High School (2,538 students), and Governor Wallace Rider Farrington High School (2,094 students). See the Hawaii Department of Education district page for the complete list.