- Enrollment
- 54
- Students per teacher
- 13.5:1
- Resource Index
- 31/100
High school (grades 9-12) · Mad River, CA
Southern Trinity High
Federal NCES profile for Southern Trinity High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 71/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 063763006377
👥 S:T ratio 91
🌟 Gifted program 30
🎓 Counselors 93
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Southern Trinity High earns 71/100 on the Resource Investment Index, with class sizes smaller than 99% of California schools. It is also one of the smallest schools in California.
- #1 of 3
- public schools in Mad River · Resource Index
- 71
- Resource Index · Higher
- 2.3:1
- small classes for California
- 41.7%
- free-lunch eligible
Southern Trinity High has class sizes smaller than 99% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Southern Trinity High ranks #1 of 3 public schools in Mad River, CA.
School address
District: Southern Trinity Joint Unified · California
NCES ID 063763006377 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-12 students YoY
Southern Trinity High shrank from 24 students in 2022-23 to 12 in 2023-24 (-50.0%).
Teacher FTE lost 3.5 → 2.3 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-12 students YoY 063763006377 · Mad River, CA High · SMALL · TRAD
7 enr · 2.3:1 · 41.7% lunch · RII 71
Nearest enrollment peer: Van Duzen Elementary (54 students)
Southern Trinity High shrank from 24 students in 2022-23 to 12 in 2023-24 (-50.0%). Teacher FTE lost 3.5 → 2.3 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Southern Trinity High in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Van Duzen Elem
Van Duzen Elementary
54 students
- Hoaglin-Zenia 10
Hoaglin-Zenia Elementary
10 students
- This school 7
Southern Trinity High
7 students
- Mt. Lassic Hig 2
Mt. Lassic High (Continuation)
2 students
What this shows Southern Trinity High reports 7 students on the CCD universe file.
How Southern Trinity High compares
Southern Trinity High is a shrinking campus on CCD: ratios and free-lunch share vs California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 2.3:1 | ▼ 89% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 41.7% | ▼ 25% | 55.5% | 51.7% |
| Enrollment | 7 | top 99% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
2.3:1
Leaner classes than 100% of US schools, among the more generously staffed nationally.
7
Bigger than 1% of US schools by enrollment, a small campus.
Equity indicators methodology
Economic need
41.7%
free-lunch eligible
- 25% below the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
2.3:1
students per teacher
- 89% below state mean
Top 1% in California - lower ratio than 100% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Funding equity
$32,333
per pupil, district-wide
- above California avg of $18,665
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors0.2 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 57.1%
Hispanic or Latino 14.3%
American Indian / Alaska Native 14.3%
Two or More 14.3%
Largest group: White at 57.1% of enrollment.
Student-body diversity index 61.3/100
Simpson diversity index - at 61.3, Southern Trinity High is more mixed than the California school average of 46.0.
Programs
AP program Not offered
District finance for Southern Trinity Joint Unified reports $32,333 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Southern Trinity High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Van Duzen Elementary | Larger | Higher economic need | Higher S:T ratio |
| Hoaglin-Zenia Elementary | Larger | No free-lunch data | No ratio data |
| Mt. Lassic High (Continuation) | Smaller | No free-lunch data | No ratio data |
Comparisons are relative to Southern Trinity High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 10
- Students per teacher
- -
- Resource Index
- 28/100
- Enrollment
- 2
- Students per teacher
- -
- Resource Index
- 64/100
Similar high schools in Mad River
1 comparable high schools (grades 9-12) serving the same city.
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 (~7 students)
Frequently asked questions about Southern Trinity High
How many students attend Southern Trinity High?
Southern Trinity High has 7 students enrolled. It is a high school in Mad River, CA. CCD year-over-year: 24 (2022-23) → 12 (2023-24), down 12.
What is the student-teacher ratio at Southern Trinity High?
The student-teacher ratio at Southern Trinity High is 2.3:1, which is 89% lower than the California average of 21.5:1 and 85% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Southern Trinity High?
41.7% of students at Southern Trinity High are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Southern Trinity High?
The largest demographic group at Southern Trinity High is White at 57.1% of enrollment, in Mad River, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 61.3/100.
What is the Resource Investment Index for Southern Trinity High?
Southern Trinity High has a Resource Investment Index of 71/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, counselor availability. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Southern Trinity High rank among public schools in Mad River?
By Resource Investment Index, Southern Trinity High ranks #1 of 3 public schools in Mad River, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Southern Trinity Joint Unified?
Besides Southern Trinity High, Southern Trinity Joint Unified also operates Van Duzen Elementary (54 students), Hoaglin-Zenia Elementary (10 students), and Mt. Lassic High (Continuation) (2 students). See the Southern Trinity Joint Unified district page for the complete list.