1
What's the vibe like in the hallways at Mililani High School right now?
Community prompt from u/allk12. Replies below.
Enrollment
2,382
High
DISTRICT 1,058 · STATE 1,058
SCHOOL COMMUNITY·HAWAII DEPARTMENT OF EDUCATION·NCES 150003000102
Mililani High School
95-1200 Meheula Pkwy, Mililani, HI 96789 · (808) 627-7747 · Honolulu County
GRADES 09–12HIGH21-SUBURBREGULAR SCHOOL2,382 STUDENTS
A+
allk12 Grade
Scored higher than 96% of Hawaii public high schools
- A+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- ·Beats expectations Not available for this school, so the grade uses the other parts.
- ·Three-year trend Not available for this school, so the grade uses the other parts.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Hawaii public high schools
Student : Teacher
16.5:1
145 FTE teachers
DISTRICT 14.4:1 · STATE 14.4:1
Free / Reduced Lunch
17%
403 students
DISTRICT 49% · STATE 49%
Community
5
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 627 | 26% |
| Grade 10 | 487 | 20% |
| Grade 11 | 624 | 26% |
| Grade 12 | 629 | 26% |
| Ungraded | 15 | 1% |
Student demographics
77%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 79% · STATE 79% · 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
Strive HI 2024-25 . % ProficientEnglish Language Arts
68.0%
HI avg 52.0%
Math
48.0%
HI avg 41.9%
What this means: On the Strive HI, Hawaii's statewide test, about 68 of every 100 students at this school read and write at grade level and about 48 of 100 do math at grade level. Across all Hawaii schools, those numbers are about 52 and 42.
Source: Strive HI. All students, all grades. See all years and grades →
Schools most like Mililani High School
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Mililani High School this school | 2,382 | 16.9% | N/A |
| Moanalua High School Honolulu | 1,966 | 24.3% | N/A |
| Pearl City High School Pearl City | 1,481 | 28.4% | N/A |
| Henry J Kaiser High School Honolulu | 1,073 | 12.2% | N/A |
| James Campbell High School Ewa Beach | 2,890 | 33.3% | N/A |
| Kalani High School Honolulu | 1,455 | 18.6% | N/A |
Matched among Hawaii high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Mililani High School ranks
Among high schools| Measure | This school | In Hawaii | In Honolulu County |
|---|---|---|---|
| Math proficiency ranked highest first | 48.0% | #2 of 43 | #2 of 25 |
| Reading proficiency ranked highest first | 68.0% | #5 of 43 | #5 of 25 |
| Enrollment ranked largest first | 2,382 | #3 of 46 | #3 of 27 |
| Students per teacher ranked fewest first | 16.5:1 | #33 of 41 | #19 of 23 |
| Diversity index ranked most diverse first | 76.8% | #16 of 41 | #6 of 23 |
| Free and reduced lunch ranked highest share first | 16.9% | #41 of 43 | #23 of 25 |
| Enrollment change since 2017-18 ranked steepest decline first | -7.4% | #14 of 23 | #11 of 17 |
Ranked against other public high 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
2,382
-238 (-9%) vs 2020
+17% since 1990-91, when it was 2,028
Student : Teacher
16.5:1
was 17.9:1
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 | 2,382 | 144.5 | 16.5:1 | 17% (403) |
| 2023-24 | 2,432 | 149 | 16.3:1 | 17% (407) |
| 2022-23 | 2,565 | 151 | 17.0:1 | 18% (457) |
| 2020-21 | 2,620 | 146 | 17.9:1 | 18% (470) |
| 2017-18 | 2,571 | 147.5 | 17.4:1 | 15% (398) |
| 2015-16 | 2,514 | 139 | 18.1:1 | 17% (422) |
| 2010-11 | 2,456 | 136 | 18.1:1 | 14% (334) |
| 2000-01 | 2,044 | 97 | 21.1:1 | 10% (195) |
| 1990-91 | 2,028 | 99 | 20.5:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Mililani High School.
Since 2017-18: students down 7% (2,571 to 2,382); teachers down 2% (147.5 to 144.5).
About Mililani High School
Mililani High School is a high-enrollment high school in Mililani, Hawaii, (ZIP code 96789). The school reports 2,382 students in grades 9 through 12. The school's enrollment is 125% larger than the 1,058 average for high schools in Hawaii.
The Hawaii Department of Education system has 296 schools and 167,071 students.
Enrollment at Mililani High School is mixed, with Asian students the largest group at 31%. Other reported shares: 28% multiracial, 20% Hispanic, 12% Pacific Islander, and 8% White. That compares with about 42% Asian among all Honolulu County residents. By the diversity index, Mililani High School comes in at 77%.
Mililani High School counts 144.5 full-time-equivalent teachers, about 16.5 students for each one. The 14.4:1 average for high schools in Hawaii is lower than this school's figure. About 17% of students at the school meet free or reduced-price lunch income limits. It compares with 42% for public schools in Honolulu County.
allk12 grades Mililani High School an A+. The grade compares the school only with Hawaii public high schools, because each state gives its own test.
Honolulu County has these Census figures: median household income is about $106,195, about 39% of adults have at least a bachelor's degree, and the poverty rate is about 6%. Mililani High School is among the 187 public schools in Honolulu County.
Nearest public school: Mililani Waena Elementary School, about 0.1 miles away. The five-mile area around Mililani High School holds at least 8 other public schools.
NCES describes the area around Mililani High School as Suburb: Large, meaning in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.
Federal counts put enrollment at 2,620 in 2020-21 and 2,382 in 2024-25, a 9% decrease. In 2020-21, the student-to-teacher ratio was 17.9:1; by 2024-25 it was 16.5:1.
Community posts for Mililani High School can cover sports schedules, lunch menus, and spirit week. Alumni can share how the school prepared them.
Honolulu County at a glance
View full county profilePopulation
1,001,146
Census ACS
Median income
$106,195
Household, ACS
Bachelor's+
39%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
187
111,011 students
Quick facts
Related schools
Other schools in Hawaii Department of Education
- James Campbell High SchoolHigh · 2,890 students
- Waipahu High SchoolHigh · 2,538 students
- Governor Wallace Rider Farrington High SchoolHigh · 2,094 students
- Moanalua High SchoolHigh · 1,966 students
- Hawaii Technology Academy - PCSCombined · 1,924 students
- Kapolei High SchoolHigh · 1,836 students
Other schools in Mililani
- Mililani Middle SchoolMiddle · 1,635 students
- Mililani Uka Elementary SchoolElementary · 658 students
- Mililani Waena Elementary SchoolElementary · 642 students
- Mililani Mauka Elementary SchoolElementary · 623 students
- Kipapa Elementary SchoolElementary · 473 students
- Mililani Ike Elementary SchoolElementary · 409 students
Nearby schools
- Mililani Waena Elementary School0.1 mi · 642
- Kipapa Elementary School0.5 mi · 473
- Mililani Uka Elementary School1.2 mi · 658
- Mililani Mauka Elementary School1.3 mi · 623
- Mililani Middle School2.0 mi · 1,635
- Mililani Ike Elementary School2.3 mi · 409
Frequently asked questions
About Mililani High SchoolWhat is the total enrollment at Mililani High School?
Mililani High School enrolls approximately 2,382 students in grades 09-12.
What age range does Mililani High School serve?
Mililani High School serves students from grade 09 through grade 12.
How many teachers does Mililani High School have?
Mililani High School employs 145 FTE teachers, for a student-to-teacher ratio of 16.5:1.
What is the student diversity at Mililani High School?
Student demographics at Mililani High School are roughly 8% White, 20% Hispanic, 2% Black, 31% Asian, 28% Two or more.
Is Mililani High School public or private?
Mililani High School is a public K-12 school, overseen by Hawaii Department of Education.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.