2024-25 NCES data High school (grades 9-12) NCES 060003801994

Mattole Triple Junction High — Petrolia, CA

Federal NCES profile for Mattole Triple Junction High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 51/100.

Compare schools View district
0/100100/10051/100
👥 Class size
68
📚 AP courses
5
🌟 Gifted program
30
🎓 Counselors
100
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →

The verdict

Mattole Triple Junction High earns a C- Resource Investment Index (51/100), with class sizes smaller than 98% of California schools.

C-
Resource Index · 51/100
8:1
small classes for California
2
students enrolled

School address

Petrolia, CA 95558
District: Mattole Unified · California

Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.

Enrollment

2

California · 2024-25 NCES data

Teachers (FTE)

1.0

Federal CCD staff survey

Students per teacher

8:1

vs 21.6:1 California avg

-63% vs state

Student-teacher ratio in context

How Mattole Triple Junction High compares with California and U.S. medians

Smaller classes than state median
0:135:18:1

Source: NCES Common Core of Data As of 2024-25 federal staff survey Total enrollment ÷ full-time-equivalent classroom teachers

The federal record — no proprietary index, no editorial formula. PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.

What this school's NCES data tells you

Mattole Triple Junction High reports 2 enrolled students to the National Center for Education Statistics (NCES) alongside 1.0 full-time-equivalent teachers, producing a 8:1 student-teacher ratio. That figure sits 63% below the California state mean of 21.6:1, signalling more teacher attention per pupil than the state benchmark. Against the national 2024-25 average of 15.7:1, it is 49% lower, a useful calibration for families comparing districts across state lines.

The school offers 1 Advanced Placement course, a stronger academic pipeline indicator than enrollment alone. Counselor coverage works out to roughly 2 students per counselor, meeting the American School Counselor Association recommendation of 250:1.

On the finance side, the surrounding Mattole Unified spends $25,732 per pupil district-wide, above the California average of $16,509 and above the national average of $16,593. Revenue comes 54.7% from local sources (property taxes), 43.1% from the state, and 2.2% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 51/100 (C-), calculated from 4 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.

Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25

How Mattole Triple Junction High compares

Cross-validating school-level NCES values against California state and U.S. national means lets readers see whether this school is an outlier or in line with peers.

Metric This school vs California California avg U.S. avg
Students per teacher 8:1 ▼ 63% 21.6:1 15.7:1
Enrollment 2 top 0% — —

Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25

Class size vs. every US school

Students per teacher (lower means more individual attention)

8 Among the smallest classes smaller classes than 96% of 92,598 US schools

0–2: 295 US schools (0%). Below this entry. 2–4: 597 US schools (1%). Below this entry. 4–6: 1,033 US schools (1%). Below this entry. 6–8: 1,939 US schools (2%). Below this entry. 8–10: 4,805 US schools (5%). This entry sits in this band. 10–12: 11,082 US schools (12%). Above this entry. 12–14: 16,971 US schools (18%). Above this entry. 14–16: 18,959 US schools (20%). Above this entry. 16–18: 13,660 US schools (15%). Above this entry. 18–20: 8,300 US schools (9%). Above this entry. 20–22: 5,448 US schools (6%). Above this entry. 22–24: 4,007 US schools (4%). Above this entry. 24–26: 2,663 US schools (3%). Above this entry. 26–28: 1,131 US schools (1%). Above this entry. 28–30: 504 US schools (1%). Above this entry. 30–32: 307 US schools (0%). Above this entry. 32–34: 189 US schools (0%). Above this entry. 34–36: 141 US schools (0%). Above this entry. 36–38: 93 US schools (0%). Above this entry. 38–40: 94 US schools (0%). Above this entry. 40–42: 59 US schools (0%). Above this entry. 42–44: 46 US schools (0%). Above this entry. 44–46: 56 US schools (0%). Above this entry. 46–48: 58 US schools (0%). Above this entry. 48–50: 34 US schools (0%). Above this entry. 50–52: 37 US schools (0%). Above this entry. 52–54: 30 US schools (0%). Above this entry. 54–56: 15 US schools (0%). Above this entry. 56–58: 25 US schools (0%). Above this entry. 58–60: 20 US schools (0%). Above this entry. This school 0 60 every US school, by class size, bucketed by value

Each bar is a band; taller bars hold more US schools. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Department of Education — NCES Common Core of Data · 2024-25

School size vs. every US school

Total enrollment — where this school sits by size (neither large nor small is 'better')

2 larger than 0% of 95,891 US schools

0–150: 14,035 US schools (15%). This entry sits in this band. 150–300: 16,928 US schools (18%). Above this entry. 300–450: 21,633 US schools (23%). Above this entry. 450–600: 17,006 US schools (18%). Above this entry. 600–750: 10,042 US schools (10%). Above this entry. 750–900: 5,568 US schools (6%). Above this entry. 900–1,050: 3,006 US schools (3%). Above this entry. 1,050–1,200: 1,826 US schools (2%). Above this entry. 1,200–1,350: 1,220 US schools (1%). Above this entry. 1,350–1,500: 908 US schools (1%). Above this entry. 1,500–1,650: 692 US schools (1%). Above this entry. 1,650–1,800: 607 US schools (1%). Above this entry. 1,800–1,950: 502 US schools (1%). Above this entry. 1,950–2,100: 432 US schools (0%). Above this entry. 2,100–2,250: 346 US schools (0%). Above this entry. 2,250–2,400: 252 US schools (0%). Above this entry. 2,400–2,550: 203 US schools (0%). Above this entry. 2,550–2,700: 163 US schools (0%). Above this entry. 2,700–2,850: 115 US schools (0%). Above this entry. 2,850–3,000: 85 US schools (0%). Above this entry. This school 0 3,000 every US school, by enrollment, bucketed by value

Each bar is a band; taller bars hold more US schools. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Department of Education — NCES Common Core of Data · 2024-25

What the federal data reveals about equity at this school

Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.

Staffing depth
8:1
students per teacher — 63% below state mean
Top 2% in California — lower ratio than 98% of state schools
Below the 15:1 benchmark — typical of schools with smaller class sizes and more individualized attention.
Funding equity
$25,732
per pupil, district-wide — above California avg of $16,509
Above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 2 students — the combined health-and-guidance staffing load for this school.
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.

Overview

Enrollment 2 Top 0% in California — larger than 100% of 10,006 state schools
Teachers (FTE) 1.0
Students per teacher 8:1 -63% vs state
Free-lunch eligible —
NCES ID 060003801994

Student demographics

White 50.0%
Hispanic or Latino 50.0%

Largest group: Hispanic or Latino at 50.0% of enrollment.

Programs & staff

AP courses offered 1
Counselors (FTE) 1.0
Students per counselor 2:1

Discipline & special education

In-school suspensions 0
Out-of-school suspensions 0

Funding & spending

District-wide per-pupil expenditure for Mattole Unified, which includes Mattole Triple Junction High.

$25,732
Per student
+56%
vs California
Avg $16,509
+55%
vs U.S.
Avg $16,593
Revenue mix
Local 54.7%
State 43.1%
Federal 2.2%

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.

Other Schools in This District

Mattole Unified · 2 sibling schools

View district profile

Educator & family resources

In-depth guides on understanding NCES data, school choice, and education funding.

Understanding NCES data

How CCD, CRDC and EDFacts feed every public-school number you see.

Choose a school district

Eight signals that matter more than the overall ranking number.

How schools are funded

Title I, F-33, state aid formulas and what per-pupil spending really means.

Chronic absenteeism

Why missing 10% of school matters and how it varies by district.

Magnet vs charter vs traditional

Three school types, three funding models, three sets of trade-offs.

School discipline data

What CRDC suspension and expulsion records do and don't reveal.

Before you act on this record

Treat this page as the federal baseline — then verify locally.

  • Compare Mattole Triple Junction High side-by-side with another school you're considering on the same NCES measures. Compare schools
  • Read the district context — spending per pupil, staffing, and equity ranking are district-level decisions that shape this school. District profile
  • Confirm current enrollment windows, programs, and boundaries with the school directly — federal data lags the current school year. Choosing guide

Figures are the school's reported federal record (CCD 2024-25, CRDC 2021-22) — coverage varies by entity type, and PlainSchools does not rate or rank schools.

Frequently asked questions about Mattole Triple Junction High

How many students attend Mattole Triple Junction High?

Mattole Triple Junction High has 2 students enrolled. It is a high school in Petrolia, CA.

What is the student-teacher ratio at Mattole Triple Junction High?

The student-teacher ratio at Mattole Triple Junction High is 8:1, which is 63% lower than the California average of 21.6:1 and 49% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.

What is the racial and ethnic makeup of Mattole Triple Junction High?

The largest demographic group at Mattole Triple Junction High is Hispanic or Latino at 50.0%. The school serves a student body in Petrolia, CA.

What is the Resource Investment Index for Mattole Triple Junction High?

Mattole Triple Junction High has a Resource Investment Index of 51/100 (C-) based on 4 factors: student-teacher ratio, AP course offerings, counselor availability. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.

Is Mattole Triple Junction High a good school?

Mattole Triple Junction High earns a C- Resource Investment Index (51/100), with class sizes smaller than 98% of California schools. The Resource Investment Index reflects staffing, counselor access, gifted programs, and attendance reported to NCES, not test scores or academic outcomes, so treat it as a resource snapshot rather than an overall rating.

Related tools

Compare schools
Side-by-side comparison tool
Schools in California
All public schools in California
Mattole Unified
All schools in this district
Schools in Petrolia
All schools in this city
School districts
Ranked by enrollment & spending
Rankings
Best schools by state & type

Read our methodology — how this data is sourced, computed, and verified.

Source: National Center for Education Statistics (NCES) CCD + Public School Universe (2024-25), CRDC (2021-22), F-33 District Finance Survey (FY 2021-22) · 2024-25 Data as of the 2024-25 school year. Coverage from U.S. Department of Education NCES Common Core of Data. Varies by entity type — administrative districts and certain charter networks may report only a subset of fields.

All federal data sources used on this page
  • NCES Common Core of Data (CCD) — universe of U.S. public schools and districts. nces.ed.gov/ccd
  • NCES Civil Rights Data Collection (CRDC) — discipline, absenteeism, and AP-course participation. ocrdata.ed.gov
  • NCES F-33 School District Finance Survey — per-pupil expenditure and revenue sources. nces.ed.gov/ccd/f33agency
  • USDA National School Lunch Program (NSLP) — free and reduced-price lunch eligibility. fns.usda.gov/nslp
  • U.S. Census Bureau ACS — demographic and socioeconomic context for school catchment areas. census.gov/programs-surveys/acs
  • U.S. Department of Education ESSA Title I — federal Title I program participation. ed.gov