Enrollment
1,586
California · 2024-25 NCES data
High school (grades 9-12) · Red Bluff, CA
Red Bluff High
Federal NCES profile for Red Bluff High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 25/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 063201004923
👥 S:T ratio 20
📚 AP courses 45
🌟 Gifted program 30
🎓 Counselors 21
📋 Attendance 11
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Red Bluff High earns 25/100 on the Resource Investment Index, with class sizes near the California median.
- #13 of 15
- public schools in Red Bluff · Resource Index
- 25
- Resource Index · Lower
- 20.1:1
- students per teacher
- 58.7%
- free-lunch eligible
Red Bluff High has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Red Bluff High ranks #13 of 15 public schools in Red Bluff, CA.
School address
District: Red Bluff Joint Union High · California
NCES ID 063201004923 Verify on NCES CCD record →
Teachers (FTE)
79.0
Federal CCD staff survey
Students per teacher
20.1:1
vs 21.5:1 California avg
-7% vs state
Free-lunch eligible
58.7%
vs 55.5% California avg
+6% vs state
Student-teacher ratio in context
How Red Bluff High compares with California and U.S. medians
What stands out at Red Bluff High
Red Bluff High is a higher-need, large high school in Red Bluff, California, enrolling 1,586 students.
Class sizes run a bit leaner than typical: 20.1:1 puts it in the smaller third of California schools by student-teacher ratio.
Its free-meal eligibility rate of 58.7% lands close to the California typical range, neither a high- nor low-need campus by this measure.
By headcount it is one of the larger campuses in California, bigger than 94% of state schools at 1,586 students.
Its Resource Investment Index lands in the lower third of 9,998 scored California schools.
Among 384 similarly sized, similarly resourced-need California schools statewide, it ranks #330, in the lower tier once campus size and economic need are matched.
Its student body is led by White (53%) and Hispanic or Latino (37%) (diversity index 58/100).
On the academic-pipeline side it reports 9 Advanced Placement courses.
Counselor availability sits well past the ASCA benchmark, roughly 397 students sharing each counselor, though short of the most stretched campuses.
Chronic absenteeism is elevated: 35.8% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Among Red Bluff's high schools, it stands alongside Salisbury High (Continuation) (104 students): Red Bluff High is larger than that campus by headcount and runs heavier classes (20.1:1 vs 17.3:1).
Its district, Red Bluff Joint Union High, also runs Salisbury High (Continuation) (104 students).
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Red Bluff High compares
Red Bluff High on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 20.1:1 | ▼ 7% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 58.7% | ▲ 6% | 55.5% | 51.7% |
| Enrollment | 1,586 | top 6% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
20.1:1
Leaner classes than 16% of US schools, heavier class loads than most.
1,586
Bigger than 97% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
58.7%
free-lunch eligible
- 6% above the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
20.1:1
students per teacher
- 7% below state mean
Top 35% in California - lower ratio than 65% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
35.8%
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
$15,635
per pupil, district-wide
- below California avg of $16,509
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors4.0 FTE
Per 397 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 91 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 5.7 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
White 53.0%
Hispanic or Latino 37.3%
Two or More 3.9%
American Indian / Alaska Native 2.5%
Asian 1.8%
African American 1.2%
Native Hawaiian / Pacific Islander 0.3%
Largest group: White at 53.0% of enrollment.
Student-body diversity index 57.7/100
Simpson diversity index - at 57.7, Red Bluff High is more mixed than the California school average of 46.0.
Programs
AP courses offered 9
Funding & spending
District-wide per-pupil expenditure for Red Bluff Joint Union High, which includes Red Bluff High.
$15,635
Per student
-5%
vs California
Avg $16,509
-6%
vs U.S.
Avg $16,593
Revenue mix
Local 37.2%
State 49.1%
Federal 13.8%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Red Bluff High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Salisbury High (Continuation) | Smaller | Higher economic need | Lower S:T ratio |
Comparisons are relative to Red Bluff High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 104
- Students per teacher
- 17.3:1
- Resource Index
- 47/100
Similar high schools in Red Bluff
1 comparable high schools (grades 9-12) serving the same city.
Similar high schools statewide
Matched by enrollment size and by staffing ratio across all of California, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~1,586 students)
Similar student-teacher ratio (~20.1:1)
Next steps
Verify locally before acting on Red Bluff High's federal record.
- Compare Red Bluff High against another school. Compare schools
- Red Bluff Joint Union High's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Red Bluff High
How many students attend Red Bluff High?
Red Bluff High has 1,586 students enrolled. It is a high school in Red Bluff, CA.
What is the student-teacher ratio at Red Bluff High?
The student-teacher ratio at Red Bluff High is 20.1:1, which is 7% lower than the California average of 21.5:1 and 28% higher 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 Red Bluff High?
58.7% of students at Red Bluff High are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Red Bluff High?
The largest demographic group at Red Bluff High is White at 53.0% of enrollment, in Red Bluff, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 57.7/100.
What is the Resource Investment Index for Red Bluff High?
Red Bluff High has a Resource Investment Index of 25/100 (lower reported resources relative to schools nationally) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Red Bluff High rank among public schools in Red Bluff?
By Resource Investment Index, Red Bluff High ranks #13 of 15 public schools in Red Bluff, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Red Bluff on the city page.
Is Red Bluff High a good school?
Red Bluff High earns 25/100 on the Resource Investment Index, with class sizes near the California median. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Red Bluff Joint Union High?
Besides Red Bluff High, Red Bluff Joint Union High also operates Salisbury High (Continuation) (104 students). See the Red Bluff Joint Union High district page for the complete list.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.