1
If you had an hour of school board time for Castle High School, what would you bring up?
Community prompt from u/allk12. Replies below.
Enrollment
997
High
DISTRICT 1,058 · STATE 1,058
SCHOOL COMMUNITY·HAWAII DEPARTMENT OF EDUCATION·NCES 150003000100
Castle High School
45-386 Kaneohe Bay Dr, Kaneohe, HI 96744 · (808) 233-5600 · Honolulu County
GRADES 09–12HIGH22-SUBURBTITLE IREGULAR SCHOOL997 STUDENTS
Student : Teacher
12.0:1
83 FTE teachers
DISTRICT 14.4:1 · STATE 14.4:1
Free / Reduced Lunch
49%
484 students
DISTRICT 49% · STATE 49%
Community
2
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Student demographics
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
1
What's one community event at Castle High School more people should show up to?
Community prompt from u/allk12. Replies below.
Test scores
Strive HI 2024-25 . % ProficientEnglish Language Arts
56.0%
HI avg 52.0%
Math
14.0%
HI avg 41.9%
Source: Strive HI. All students, all grades. See all years and grades →
7-year change
SY 2017-18 vs SY 2024-25Enrollment
997
-176 (-15%) vs 2017
Student : Teacher
12.0:1
was 14.7:1
% White
6%
was 9%
% Hispanic
22%
was 7%
% Black
1%
was 1%
% Asian
13%
was 24%
Source: NCES Common Core of Data
About Castle High School
Castle High School is one of the medium-sized secondary schools in Kaneohe, Hawaii, overseen by Hawaii Department of Education, with 997 students on its rolls from grades 9 through 12.
Across the 296 schools in Hawaii Department of Education (167,071 students total), Castle High School accounts for its share of the district's footprint.
In terms of who attends, Castle High School shows that 36% of students identify as Pacific Islander, with the remaining enrollment distributed across several groups; the rest looks like 22% multiracial, 22% Hispanic, 13% Asian, 6% White.
Looking at the economic backdrop, The school currently runs with 83 full-time-equivalent teachers, for a student-teacher ratio near 12.0:1. Statewide, the average ratio sits near 14.4:1, putting Castle High School tighter than the state norm the norm. About 49% of enrolled students meet the income threshold for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal.
In the surrounding community, census data for Honolulu County shows the typical household earns roughly $106,195 per year, 39% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 6%. Across Honolulu County's 187 public schools (combined enrollment of about 111,011 students), Castle High School is one campus in the mix.
Nearest neighbor: Puohala Elementary School, around 0.5 miles off. Counting just inside five miles, 8 other public schools cluster around Castle High School.
Geographically, the school is in a suburban area.
Looking at the recent track record. Looking back 7 years, enrollment at Castle High School has edged down 15%, going from 1,173 students in 2018 to 997 in 2025. Over the same period, the Hispanic share edged up from 7% to 22%. Class-load math has pulled in: from 14.7:1 in 2018 to 12.0:1 in 2025.
On this page, members of the Castle High School community share and discuss enrollment questions, classroom assignments, and PTA news. Parents, students, alumni, and staff are welcome to weigh in.
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
- Mililani High SchoolHigh · 2,382 students
- Governor Wallace Rider Farrington High SchoolHigh · 2,094 students
- Moanalua High SchoolHigh · 1,966 students
- Hawaii Technology Academy - PCSCombined · 1,924 students
Other schools in Kaneohe
- Kaneohe Elementary SchoolElementary · 546 students
- Governor Samuel Wilder King Intermediate SchoolMiddle · 513 students
- Kapunahala Elementary SchoolElementary · 435 students
- Heeia Elementary SchoolElementary · 358 students
- Puohala Elementary SchoolElementary · 320 students
- Ahuimanu Elementary SchoolElementary · 285 students
Nearby schools
- Puohala Elementary School0.5 mi · 320
- Kaneohe Elementary School0.5 mi · 546
- Kapunahala Elementary School0.7 mi · 435
- Reverend Benjamin Parker Elementary School0.8 mi · 234
- Hakipuu Academy1.1 mi · 55
- Heeia Elementary School1.4 mi · 358
Frequently asked questions
About Castle High SchoolHow many students attend Castle High School?
Castle High School enrolls approximately 997 students in grades 09-12.
What grades does Castle High School serve?
Castle High School serves grades 09-12.
How many students per teacher at Castle High School?
Approximately 12.0:1 students per teacher at Castle High School.
How diverse is Castle High School?
Castle High School reports a student body of 6% White, 22% Hispanic, 1% Black, 13% Asian, 22% Two or more.
Is Castle High School public or private?
Castle 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.