- Enrollment
- 2,337
- Students per teacher
- 26:1
- Resource Index
- 29/100
High school (grades 9-12) · Fullerton, CA
Troy High
Federal NCES profile for Troy High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 33/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 061476001816
👥 S:T ratio 8
🌟 Gifted program 30
🎓 Counselors 17
📋 Attendance 79
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Troy High earns 33/100 on the Resource Investment Index, with class sizes near the California median. It is also one of the largest schools in California.
- #3 of 5
- high schools in Fullerton · Resource Index
- 33
- Resource Index · Typical
- 23:1
- students per teacher
- 26.9%
- free-lunch eligible
Troy High has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Troy High ranks #3 of 5 high schools in Fullerton, CA.
School address
District: Fullerton Joint Union High · California
NCES ID 061476001816 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-39 students YoY
Troy High held near 2,545 students from 2022-23 to 2023-24 (-39 headcount).
Teacher FTE lost 110.0 → 107.5 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-39 students YoY 061476001816 · Fullerton, CA High · LARGE · TRAD
2,504 enr · 23:1 · 26.9% lunch · RII 33
Nearest enrollment peer: Sunny Hills High (2,337 students)
Troy High held near 2,545 students from 2022-23 to 2023-24 (-39 headcount). Teacher FTE lost 110.0 → 107.5 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Troy High in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Troy High
2,504 students
- Sunny Hills Hi
Sunny Hills High
2,337 students
- La Habra High
La Habra High
1,881 students
- Fullerton Unio
Fullerton Union High
1,880 students
- Sonora High
Sonora High
1,779 students
- Buena Park Hig
Buena Park High
1,682 students
What this shows Troy High reports 2,504 students on the CCD universe file.
How Troy High compares
Troy High held steady on CCD headcount: ratios and free-lunch share vs California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 23:1 | ▲ 7% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 26.9% | ▼ 52% | 55.5% | 51.7% |
| Enrollment | 2,504 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
23:1
Leaner classes than 8% of US schools, heavier class loads than most.
2,504
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
26.9%
free-lunch eligible
- 52% below the California average of 55.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
23:1
students per teacher
- 7% above state mean
Top 62% in California - lower ratio than 38% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
8.3%
chronically absent (missed 10%+ of school days)
In the 5-10% range, close to the pre-pandemic national baseline.
Funding equity
$15,701
per pupil, district-wide
- below California avg of $18,665
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors6.0 FTE
Per 417 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 28 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 1.1 per 100 students. Reported via the Civil Rights Data Collection. Includes 3 expulsions.
Student demographics
Asian 52.1%
Hispanic or Latino 28.4%
White 11.0%
Two or More 6.7%
African American 1.1%
Native Hawaiian / Pacific Islander 0.4%
American Indian / Alaska Native 0.2%
Largest group: Asian at 52.1% of enrollment.
Student-body diversity index 63.1/100
Simpson diversity index - at 63.1, Troy High is more mixed than the California school average of 46.0.
Programs
AP courses offered 25
District finance for Fullerton Joint Union High reports $15,701 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Troy High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Sunny Hills High | Similar size | Similar economic need | Higher S:T ratio |
| La Habra High | Similar size | Higher economic need | Similar S:T ratio |
| Fullerton Union High | Similar size | Higher economic need | Higher S:T ratio |
| Sonora High | Smaller | Higher economic need | Higher S:T ratio |
| Buena Park High | Smaller | Higher economic need | Similar S:T ratio |
Comparisons are relative to Troy High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,881
- Students per teacher
- 22.7:1
- Resource Index
- 24/100
- Enrollment
- 1,880
- Students per teacher
- 25.1:1
- Resource Index
- 20/100
- Enrollment
- 1,779
- Students per teacher
- 24.7:1
- Resource Index
- 24/100
- Enrollment
- 1,682
- Students per teacher
- 22.7:1
- Resource Index
- 24/100
Similar high schools in Fullerton
4 comparable high schools (grades 9-12) serving the same city.
Sunny Hills High
Standard public school
2,337 students 26:1 students per teacher
Fullerton Union High
Standard public school
1,880 students 25.1:1 students per teacher
La Vista High (Continuation)
Alternative education program
298 students 14.9:1 students per teacher
La Sierra High (Alternative)
Alternative education program
236 students 10.7:1 students per teacher
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 (~2,504 students)
Similar student-teacher ratio (~23:1)
Frequently asked questions about Troy High
How many students attend Troy High?
Troy High has 2,504 students enrolled. It is a high school in Fullerton, CA. CCD year-over-year: 2,584 (2022-23) → 2,545 (2023-24), nearly flat (-39).
What is the student-teacher ratio at Troy High?
The student-teacher ratio at Troy High is 23:1, which is 7% higher than the California average of 21.5:1 and 46% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Troy High?
26.9% of students at Troy High are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Troy High?
The largest demographic group at Troy High is Asian at 52.1% of enrollment, in Fullerton, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 63.1/100.
What is the Resource Investment Index for Troy High?
Troy High has a Resource Investment Index of 33/100 (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).
How does Troy High rank among high schools in Fullerton?
By Resource Investment Index, Troy High ranks #3 of 5 high schools in Fullerton, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Fullerton on the city page.
What other schools are in Fullerton Joint Union High?
Besides Troy High, Fullerton Joint Union High also operates Sunny Hills High (2,337 students), La Habra High (1,881 students), and Fullerton Union High (1,880 students). See the Fullerton Joint Union High district page for the complete list.