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Schools in Thermalito · Oroville Union High School District, Thermalito Union School District

Thermalito’s public schools score below 75% of California districts on tests and graduation

17% of students in Thermalito’s public schools are proficient in math, below the California average (33%). The grade covers the three public school districts serving Thermalito, from kindergarten through graduation, on state tests and graduation. Each state writes its own tests, so this is the one TownRatings grade compared within California, not nationally.

#792of 847 California townsK–12Where will my kid go?

From California state tests taken in spring 2022, when 92% of students in the tested grades sat them, and the class of 2023’s four-year graduation rate, as reported to the U.S. Department of Education.

Reading proficiency
32%
▼ 15 pts vs CA 47%
2021–22
Math proficiency
17%
▼ 16 pts vs CA 33%
2021–22
Graduate on time
83%
▼ 3 pts vs CA 86%
class of 2023
Spent per student
$20.0K
▼ 6% vs CA $21.2K
FY2024 · Oroville Union High
Students per teacher
19.1
CA 21.6 · smaller classes
Schools in town
3
3,806 students on the public path
In brief

Thermalito’s schools, in brief

Against towns with similar incomes

Among the 312 California towns with household incomes within a quarter of Thermalito’s, its schools beat 19%, lower than their 25% against all the state’s districts. The grade ↓

Results trail the state

In spring 2022, 32% of tested students were proficient in reading and 17% in math, against 47% and 33% statewide; 92% of students in the tested grades sat the tests. The grade ↓

Graduation

83% of the class of 2023 graduated in four years, against 86% across California. Districts ↓

Spending and class size

Oroville Union High spends $20,024 per student and Thermalito Union $21,767, against $21,206 across California (FY2024). Neither counts toward the grade. Districts ↓

Three elementary schools, then two middle and three high schools

Which school depends on the address at every step. See the path ↓

Written from the figures on this page. Tests are from 2021–22, graduation from the class of 2023; each school’s own letter uses 2020–21 results.

The School Grade

What’s behind Thermalito’s grade

C Test scoresC Graduation

C: better than 25% of California school districts, #792 of 847 California towns. Both inputs trail the California average; graduation is the closer of the two to typical.

California school districts we grade (1,872)Better than 25%
Lower resultsHigher results
California towns with similar household incomes (312)Better than 19%
C−CA fairly firm grade. Ordinary sampling error in 1,672 test results and a graduating class of 593 could put Thermalito anywhere from C− to C. The tests are from spring 2022, when 92% of Thermalito’s students in the tested grades sat them (1,674 in math, 1,668 in reading).

How TownRatings grades schools →

Where will my kid go?

Pick a grade. These are the public schools that serve Thermalito, with each school’s own grade.

The path, start to finish
K–53 elementary schoolsDepends on your addressC−
6–82 middle schoolsDepends on your addressC−
9–123 high schoolsDepends on your addressC+ to B−

To confirm the school for a specific address, ask the district.

Three districts serve Thermalito

Spending and class size are shown but don’t count toward the grade. Each district’s own page has every school.

Oroville Union High School DistrictGrades 9–12 · 4 schools · 2,230 students, down 4% since 2020–21 · 18.7 per teacher (CA 21.6)
$20,024CA $21,206 · FY2024
C
Thermalito Union School DistrictGrades K–8 · 6 schools · 1,515 students · 20.9 per teacher (CA 21.6)
$21,767CA $21,206 · FY2024
C−
Biggs Unified School DistrictGrades K–12 · 3 schools · 534 students, down 5% since 2020–21 · 16.3 per teacher (CA 21.6)
$18,157CA $21,206 · FY2024
C−
Test scores · 2021–22

Well below the state in reading

Reading · 9–12, Oroville Union High School District38%
State average 46.7% · 452 students tested
Math · 9–12, Oroville Union High School District14%
State average 33.1% · 451 students tested
Reading · K–8, Thermalito Union School District29%
State average 46.7% · 933 students tested
Math · K–8, Thermalito Union School District19%
State average 33.1% · 939 students tested
Reading · K–12, Biggs Unified School District33%
State average 46.7% · 283 students tested
Math · K–12, Biggs Unified School District17%
State average 33.1% · 284 students tested

Thermalito vs. its neighbors

Schools grades for the California towns that share Thermalito’s borders.

Schools next door
TownSchoolsMain districts
ThermalitoCThermalito Union K–8 · Biggs Unified K–12 · Oroville Union High 9–12
OrovilleC−Oroville City Elementary K–8 · Thermalito Union K–8 · Oroville Union High 9–12

Every school in Thermalito

8 schools. Each public school’s letter compares its own 2020–21 reading and math results with California’s other public schools (the newest school-level results we have).

District schools in Thermalitoby address
Sierra Avenue Elementary
Elementary · Grades K–5 · Oroville
C−
365 students21:1Rate it →
Poplar Avenue Elementary
Elementary · Grades K–5 · Oroville
C−
321 students21:1Rate it →
Siskiyou Avenue Elementary
Elementary · Grades K · Oroville
46 students15:1Rate it →
Also serving Thermalitoin other towns
Biggs Elementary
Elementary · Grades K–8 · Biggs
320 students19:1Rate it →
Nelson Avenue Middle
Middle · Grades 6–8 · Oroville
C−
456 students19:1Rate it →
Las Plumas High
High · Grades 9–12 · Oroville
B−
1,265 students19:1Rate it →
Oroville High
High · Grades 9–12 · Oroville
B−
872 students20:1Rate it →
Biggs High
High · Grades 9–12 · Biggs
C+
161 students12:1Rate it →

Questions about Thermalito’s schools

Are Thermalito’s schools good?

On California’s tests they score below most of the state: the public schools Thermalito children attend score below 75% of California’s school districts on tests and graduation, a C Schools grade, #792 of 847 California towns. Among towns with similar incomes they beat 19%. Tests are from 2021–22, graduation from the class of 2023.

What school district is Thermalito in?

Oroville Union High School District, which runs grades 9–12 and enrolls 2,230 students in 4 schools (2024–25).

Where do Thermalito kids go to high school?

One of 3 high schools, depending on your address: Las Plumas High, Oroville High and Biggs High.

What is Thermalito’s graduation rate?

83% of the class of 2023 in Oroville Union High School District graduated in four years, against 86% across California.

How much does Thermalito spend per student?

$20,024 in Oroville Union High School District, $21,767 in Thermalito Union School District and $18,157 in Biggs Unified School District (FY2024), against $21,206 across California. Spending doesn’t count toward the grade.

Parents talk

What Thermalito families are saying about school.

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School data: state test results (2021–22, with participation) and four-year graduation rates (class of 2023) reported to the U.S. Department of Education (EDFacts via ED Data Express); each school’s own letter uses its 2020–21 results (EDFacts via the Urban Institute); schools and enrollment from NCES (2024–25; private schools 2023–24); spending from the Census Bureau’s school finance survey (FY2024). The School Grade is our own summary, graded within California. Stars are from neighbors.