Enrollment
322
California · 2024-25 NCES data
Elementary school (grades K-5) · Oroville, CA
Plumas Avenue Elementary
Federal NCES profile for Plumas Avenue Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 22/100.
2024-25 NCES dataElementary school (grades K-5)NCES 063918010743
👥 S:T ratio 1
🌟 Gifted program 30
🎓 Counselors 36
📋 Attendance 22
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Plumas Avenue Elementary earns 22/100 on the Resource Investment Index, with class sizes larger than 78% of California schools. It is also more racially and ethnically mixed than most California schools.
- #9 of 15
- elementary schools in Oroville · Resource Index
- 22
- Resource Index · Lower
- 24.8:1
- large classes for California
- 77.9%
- free-lunch eligible
Plumas Avenue Elementary has class sizes larger than 78% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Plumas Avenue Elementary ranks #9 of 15 elementary schools in Oroville, CA.
School address
District: Thermalito Union Elementary · California
NCES ID 063918010743 Verify on NCES CCD record →
Teachers (FTE)
13.0
Federal CCD staff survey
Students per teacher
24.8:1
vs 21.5:1 California avg
+15% vs state
Free-lunch eligible
77.9%
vs 55.5% California avg
+40% vs state
Student-teacher ratio in context
How Plumas Avenue Elementary compares with California and U.S. medians
What stands out at Plumas Avenue Elementary
Plumas Avenue Elementary is a high-poverty, mid-sized elementary school in Oroville, California, enrolling 322 students.
Class loads run somewhat heavier than typical: 24.8:1 puts it in the larger third of California schools by student-teacher ratio.
Economic need runs somewhat above the state's typical profile, with 77.9% of students eligible for free meals.
Enrollment of 322 puts it in the smaller third of California schools by headcount.
Its Resource Investment Index lands in the lower third of 9,998 scored California schools.
Among 1,373 similarly sized, similarly resourced-need California schools statewide, it ranks #986, in the lower tier once campus size and economic need are matched.
Its student body is led by White (37%) and Asian (31%), more mixed than most schools in the state (diversity index 73/100).
Counselor coverage runs a bit thin, about 322 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
Chronic absenteeism is elevated: 31.1% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Its district draws 23.2% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Among Oroville's elementary schools, it stands alongside Helen M. Wilcox Elementary (592 students): Plumas Avenue Elementary is smaller than that campus by headcount and runs heavier classes (24.8:1 vs 24.7:1).
Thermalito Union Elementary also operates Nelson Avenue Middle (456 students) and Sierra Avenue Elementary (365 students) alongside Plumas Avenue Elementary.
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 Plumas Avenue Elementary compares
Plumas Avenue Elementary on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 24.8:1 | ▲ 15% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 77.9% | ▲ 40% | 55.5% | 51.7% |
| Enrollment | 322 | top 71% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
24.8:1
Leaner classes than 5% of US schools, heavier class loads than most.
322
Bigger than 36% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
77.9%
free-lunch eligible
- 40% 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
24.8:1
students per teacher
- 15% above state mean
Top 78% in California - lower ratio than 22% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
31.1%
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
$16,669
per pupil, district-wide
- above California avg of $16,509
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors1.0 FTE
Per 322 students, the combined health-and-guidance staffing load for this school.
Discipline context
1
in-school suspensions + 8 out-of-school
Suspension rate: 0.3 per 100 students. Combined in-school and out-of-school rate: 2.8 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 37.0%
Asian 30.7%
Hispanic or Latino 18.3%
Two or More 8.7%
African American 2.5%
American Indian / Alaska Native 1.6%
Native Hawaiian / Pacific Islander 1.2%
Largest group: White at 37.0% of enrollment.
Student-body diversity index 72.7/100
Simpson diversity index - at 72.7, Plumas Avenue Elementary is more mixed than the California school average of 46.0.
Programs
Funding & spending
District-wide per-pupil expenditure for Thermalito Union Elementary, which includes Plumas Avenue Elementary.
$16,669
Per student
+1%
vs California
Avg $16,509
+0%
vs U.S.
Avg $16,593
Revenue mix
Local 12.7%
State 64.1%
Federal 23.2%
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.
How Plumas Avenue Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Nelson Avenue Middle | Larger | Similar economic need | Lower S:T ratio |
| Sierra Avenue Elementary | Similar size | Similar economic need | Lower S:T ratio |
| Poplar Avenue Elementary | Similar size | Similar economic need | Higher S:T ratio |
| Siskiyou Avenue Elementary | Smaller | Similar economic need | Lower S:T ratio |
| Heritage Community Day | Smaller | No free-lunch data | No ratio data |
Comparisons are relative to Plumas Avenue Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 456
- Students per teacher
- 20.7:1
- Resource Index
- 27/100
- Enrollment
- 365
- Students per teacher
- 21.5:1
- Resource Index
- 18/100
- Enrollment
- 321
- Students per teacher
- 29.2:1
- Resource Index
- 23/100
- Enrollment
- 46
- Students per teacher
- 23:1
- Resource Index
- 8/100
- Enrollment
- 5
- Students per teacher
- -
- Resource Index
- 63/100
Similar elementary schools in Oroville
6 comparable elementary schools (grades K-5) serving the same city.
Helen M. Wilcox Elementary
Standard public school
592 students 24.7:1 students per teacher
Stream Charter
Standard public school
515 students 30.3:1 students per teacher
Ophir Elementary
Standard public school
452 students 22.6:1 students per teacher
Stanford Avenue Elementary
Standard public school
403 students 21.2:1 students per teacher
Sierra Avenue Elementary
Standard public school
365 students 21.5:1 students per teacher
Poplar Avenue Elementary
Standard public school
321 students 29.2:1 students per teacher
Similar elementary 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 (~322 students)
Similar student-teacher ratio (~24.8:1)
Next steps
Verify locally before acting on Plumas Avenue Elementary's federal record.
- Compare Plumas Avenue Elementary against another school. Compare schools
- Thermalito Union Elementary'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 Plumas Avenue Elementary
How many students attend Plumas Avenue Elementary?
Plumas Avenue Elementary has 322 students enrolled. It is an elementary school in Oroville, CA.
What is the student-teacher ratio at Plumas Avenue Elementary?
The student-teacher ratio at Plumas Avenue Elementary is 24.8:1, which is 15% higher than the California average of 21.5:1 and 58% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Plumas Avenue Elementary?
77.9% of students at Plumas Avenue Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Plumas Avenue Elementary?
The largest demographic group at Plumas Avenue Elementary is White at 37.0% of enrollment, in Oroville, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 72.7/100.
What is the Resource Investment Index for Plumas Avenue Elementary?
Plumas Avenue Elementary has a Resource Investment Index of 22/100 (lower reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Plumas Avenue Elementary rank among elementary schools in Oroville?
By Resource Investment Index, Plumas Avenue Elementary ranks #9 of 15 elementary schools in Oroville, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Oroville on the city page.
Is Plumas Avenue Elementary a good school?
Plumas Avenue Elementary earns 22/100 on the Resource Investment Index, with class sizes larger than 78% of California schools. It is also more racially and ethnically mixed than most California schools. 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 Thermalito Union Elementary?
Besides Plumas Avenue Elementary, Thermalito Union Elementary also operates Nelson Avenue Middle (456 students), Sierra Avenue Elementary (365 students), and Poplar Avenue Elementary (321 students). See the Thermalito Union Elementary 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.