- Enrollment
- 13
- Students per teacher
- -
- Resource Index
- 46/100
Elementary school (grades K-5) · Petrolia, CA
Mattole Elementary
Federal NCES profile for Mattole Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 52/100.
2024-25 NCES dataElementary school (grades K-5)NCES 060003803640
👥 S:T ratio 64
🌟 Gifted program 30
📋 Attendance 63
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Mattole Elementary earns 52/100 on the Resource Investment Index, with class sizes smaller than 96% of California schools. It is also one of the smallest schools in California.
- 52
- Resource Index · Higher
- 9:1
- small classes for California
- 14.3%
- free-lunch eligible
- 27
- students enrolled
Mattole Elementary has class sizes smaller than 96% of California schools. Computed live against every California school reporting to NCES.
School address
District: Mattole Unified · California
NCES ID 060003803640 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+5 students YoY
Mattole Elementary grew from 21 students in 2022-23 to 26 in 2023-24 (+23.8%).
Teacher FTE lost 3.0 → 2.3 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+5 students YoY 060003803640 · Petrolia, CA Elementary · SMALL · TRAD
27 enr · 9:1 · 14.3% lunch · RII 52
Nearest enrollment peer: Honeydew Elementary (13 students)
Mattole Elementary grew from 21 students in 2022-23 to 26 in 2023-24 (+23.8%). Teacher FTE lost 3.0 → 2.3 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Mattole Elementary in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Mattole Elementary
27 students
- Honeydew Eleme
Honeydew Elementary
13 students
- Mattole Triple 2
Mattole Triple Junction High
2 students
What this shows Mattole Elementary reports 27 students on the CCD universe file.
How Mattole Elementary compares
Mattole Elementary is a growing 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 | 9:1 | ▼ 58% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 14.3% | ▼ 74% | 55.5% | 51.7% |
| Enrollment | 27 | top 96% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
9:1
Leaner classes than 93% of US schools, among the more generously staffed nationally.
27
Bigger than 3% of US schools by enrollment, a small campus.
Equity indicators methodology
Economic need
14.3%
free-lunch eligible
- 74% below the California average of 55.5%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
9:1
students per teacher
- 58% below state mean
Top 4% in California - lower ratio than 96% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
14.8%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$37,765
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
Counselors0.0 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 51.9%
Two or More 40.7%
Hispanic or Latino 7.4%
Largest group: White at 51.9% of enrollment.
Student-body diversity index 56.0/100
Simpson diversity index - at 56.0, Mattole Elementary is more mixed than the California school average of 46.0.
Programs
District finance for Mattole Unified reports $37,765 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Mattole Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Honeydew Elementary | Smaller | No free-lunch data | No ratio data |
| Mattole Triple Junction High | Smaller | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Mattole Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2
- Students per teacher
- 2:1
- Resource Index
- 74/100
Nationwide elementary 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 (~27 students)
Frequently asked questions about Mattole Elementary
How many students attend Mattole Elementary?
Mattole Elementary has 27 students enrolled. It is an elementary school in Petrolia, CA. CCD year-over-year: 21 (2022-23) → 26 (2023-24), up 5.
What is the student-teacher ratio at Mattole Elementary?
The student-teacher ratio at Mattole Elementary is 9:1, which is 58% lower than the California average of 21.5:1 and 43% 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 Mattole Elementary?
14.3% of students at Mattole Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Mattole Elementary?
The largest demographic group at Mattole Elementary is White at 51.9% of enrollment, in Petrolia, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 56.0/100.
What is the Resource Investment Index for Mattole Elementary?
Mattole Elementary has a Resource Investment Index of 52/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
What other schools are in Mattole Unified?
Besides Mattole Elementary, Mattole Unified also operates Honeydew Elementary (13 students) and Mattole Triple Junction High (2 students). See the Mattole Unified district page for the complete list.