Las Plumas High School is located in the north valley in Oroville, California, United States, about 70 miles north of Sacramento. The school was established in the autumn of 1961. The class of 1965 was the first class to go from freshmen to seniors at the school. Its main sports rival is Oroville High School.
Serving 1,265 students in grades 9-12, Las Plumas High School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 18% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 37% (which is lower than the California state average of 47%).
The student-teacher ratio of 19:1 is lower than the California state level of 21:1.
Minority enrollment is 46% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (2026-27)
- Grades: 9-12
- Enrollment: 1,265 students
- Student-Teacher Ratio: 19:1
- Minority Enrollment: 46%
- Graduation Rate: 86% (Btm 50% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 18% (Btm 50%)
- Reading Proficiency: 37% (Btm 50%)
- Science Proficiency: 15-19% (Btm 50%)
- Attendance Zone: Las Plumas High serves the southeastern part of Oroville, CA, covering an extensive attendance area of approximately 431.3 square miles. Families within this zone can expect a typical drive of 20 to 30 minutes to reach the school, with distances to the edge of the zone averaging around 12.9 miles and extending up to 27.5 miles at its furthest point.
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Las Plumas High School's student population of 1,265 students has stayed relatively flat over five school years.
The teacher population of 65 teachers has grown by 14% over five school years.
Grades Offered
Grades 9-12
Total Students
1,265 students
Total Classroom Teachers
65 teachers
Year Founded
1960
School Calendar
Campus Size
20 acres
School Rankings
Las Plumas High School ranks within the bottom 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Las Plumas High School is 0.64, which is more than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#6403 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
18%
34%
Reading/Language Arts Test Scores (% Proficient)
37%
47%
Science Test Scores (% Proficient)
15-19%
29%
Student-Teacher Ratio
19:1
21:1
American Indian
5%
1%
Asian
7%
12%
Hispanic
25%
56%
Black
2%
5%
White
54%
20%
Hawaiian
1%
n/a
Two or more races
6%
6%
All Ethnic Groups
Graduation Rate
86%
87%
Chronically Absent Students
(22-23)31.2%
27.7%
Eligible for Free Lunch
62%
54%
Eligible for Reduced Lunch
13%
8%
School Statewide Testing
School District Name
Sports
School Mascot
Thunderbird
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Las Plumas High School's ranking?
Las Plumas High School is ranked #6403 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What schools are Las Plumas High School often compared to?
Las Plumas High Schoolis often viewed alongside schools like Oroville High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
18% of students have achieved math proficiency (compared to the 34% CA state average), while 37% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Las Plumas High School?
The graduation rate of Las Plumas High School is 86%, which is lower than the California state average of 87%.
How many students attend Las Plumas High School?
1,265 students attend Las Plumas High School.
What is the racial composition of the student body?
54% of Las Plumas High School students are White, 25% of students are Hispanic, 7% of students are Asian, 6% of students are Two or more races, 5% of students are American Indian, 2% of students are Black, and 1% of students are Hawaiian.
What is the student-teacher ratio of Las Plumas High School?
Las Plumas High School has a student ration of 19:1, which is lower than the California state average of 21:1.
What grades does Las Plumas High School offer ?
Las Plumas High School offers enrollment in grades 9-12
What school district is Las Plumas High School part of?
Las Plumas High School is part of Oroville Union High School District.
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