- Enrollment
- 1,007
- Students per teacher
- 19.7:1
- Resource Index
- 28/100
High school (grades 9-12) · Arcata, CA
Six Rivers Charter High
Federal NCES profile for Six Rivers Charter High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 11/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 060303010800Charter school
👥 S:T ratio 13
🌟 Gifted program 30
🎓 Counselors 0
📋 Attendance 2
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Six Rivers Charter High earns 11/100 on the Resource Investment Index, with class sizes near the California median.
- #3 of 3
- high schools in Arcata · Resource Index
- 11
- Resource Index · Lower
- 21.8:1
- students per teacher
- 32.1%
- free-lunch eligible
Six Rivers Charter High has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Six Rivers Charter High ranks #3 of 3 high schools in Arcata, CA.
School address
District: Northern Humboldt Union High · California
NCES ID 060303010800 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-3 students YoY
Six Rivers Charter High held near 106 students from 2022-23 to 2023-24 (-3 headcount).
Teacher FTE held 5.1 → 5.2 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-3 students YoY 060303010800 · Arcata, CA High · SMALL · CHARTER
109 enr · 21.8:1 · 32.1% lunch · RII 11
Nearest enrollment peer: Arcata High (1,007 students)
Six Rivers Charter High held near 106 students from 2022-23 to 2023-24 (-3 headcount). Teacher FTE held 5.1 → 5.2 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Six Rivers Charter High in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Arcata High
Arcata High
1,007 students
- Mckinleyville
Mckinleyville High
566 students
- This school 109
Six Rivers Charter High
109 students
- Mad River High 28
Mad River High (Continuation)
28 students
- Pacific Coast 24
Pacific Coast High (Continuation)
24 students
What this shows Six Rivers Charter High reports 109 students on the CCD universe file.
How Six Rivers Charter High compares
Six Rivers Charter 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 | 21.8:1 | ▲ 1% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 32.1% | ▼ 42% | 55.5% | 51.7% |
| Enrollment | 109 | top 89% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
21.8:1
Leaner classes than 11% of US schools, heavier class loads than most.
109
Bigger than 11% of US schools by enrollment, a small campus.
Equity indicators methodology
Economic need
32.1%
free-lunch eligible
- 42% 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
21.8:1
students per teacher
- 1% above state mean
Top 51% in California - lower ratio than 49% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
39.4%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$17,026
per pupil, district-wide
- below California avg of $18,665
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors0.1 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.
Programs
AP courses offered 1
District finance for Northern Humboldt Union High reports $17,026 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Six Rivers Charter High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Arcata High | Larger | Similar economic need | Lower S:T ratio |
| Mckinleyville High | Larger | Higher economic need | Lower S:T ratio |
| Mad River High (Continuation) | Smaller | Higher economic need | Lower S:T ratio |
| Pacific Coast High (Continuation) | Smaller | Higher economic need | Lower S:T ratio |
Comparisons are relative to Six Rivers Charter High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 566
- Students per teacher
- 18.3:1
- Resource Index
- 24/100
- Enrollment
- 28
- Students per teacher
- 14:1
- Resource Index
- 37/100
- Enrollment
- 24
- Students per teacher
- 12:1
- Resource Index
- 27/100
Similar high schools in Arcata
2 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 (~109 students)
Frequently asked questions about Six Rivers Charter High
How many students attend Six Rivers Charter High?
Six Rivers Charter High has 109 students enrolled. It is a high school in Arcata, CA. CCD year-over-year: 109 (2022-23) → 106 (2023-24), nearly flat (-3).
What is the student-teacher ratio at Six Rivers Charter High?
The student-teacher ratio at Six Rivers Charter High is 21.8:1, which is 1% higher than the California average of 21.5:1 and 39% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Six Rivers Charter High?
32.1% of students at Six Rivers Charter High are eligible for free lunch, compared to the California average of 55.5%.
What is the Resource Investment Index for Six Rivers Charter High?
Six Rivers Charter High has a Resource Investment Index of 11/100 (lower 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 Six Rivers Charter High rank among high schools in Arcata?
By Resource Investment Index, Six Rivers Charter High ranks #3 of 3 high schools in Arcata, 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 Arcata on the city page.
What other schools are in Northern Humboldt Union High?
Besides Six Rivers Charter High, Northern Humboldt Union High also operates Arcata High (1,007 students), Mckinleyville High (566 students), and Mad River High (Continuation) (28 students). See the Northern Humboldt Union High district page for the complete list.