Bonanza Junior/Senior High School
Test scores
OSAS 2024-25 . % ProficientWhat this means: On the OSAS, Oregon's statewide test, about 12 of every 100 students at this school read and write at grade level and about 7 of 100 do math at grade level. Across all Oregon schools, those numbers are about 43 and 32. Reading and writing scores are down about 12 points since 2023, while math scores have held steady.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 12% of students here test proficient in math and reading, compared with the roughly 26% typical for Oregon schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Oregon's top nor bottom 10%.
7-year change
SY 2017-18 vs SY 2024-25About Bonanza Junior/Senior High School
Bonanza Junior/Senior High School is a senior high of one-room-style scale in Bonanza, Oregon, run under Klamath County SD, caters to 222 students in grades 7 through 12. That puts it 65% below the typical public school in Oregon, which averages around 630 students.
Across the 21 schools in Klamath County SD (6,774 students total), Bonanza Junior/Senior High School accounts for its share of the district's footprint.
On demographics, Bonanza Junior/Senior High School reports that White students make up the majority at 67%. Other groups include 20% Hispanic, 7% multiracial, 4% Native American. By comparison, Klamath County as a whole is about 77% White, so the school skews meaningfully less White than its surroundings.
Looking at school resources, Bonanza Junior/Senior High School logs 16 full-time-equivalent teachers, putting the student-to-teacher ratio at about 14.3:1. Statewide, the average ratio sits near 19.8:1, putting Bonanza Junior/Senior High School tighter than the state norm the norm. An estimated 94% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal.
After controlling for student poverty, Bonanza Junior/Senior High School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 26.0%, the actual is 11.5%, a residual of -14.5 points.
Around the school, census data for Klamath County shows the typical household earns roughly $58,830 per year, 23% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 11%. Across Klamath County's 30 public schools (combined enrollment of about 9,474 students), Bonanza Junior/Senior High School is one campus in the mix.
The closest other public school is Bonanza Elementary School, roughly 0.0 miles away. On composite proficiency, Bonanza Junior/Senior High School comes 8th of 8 in the immediate cluster, below the nearby-schools average of 36.4%.
Bonanza Junior/Senior High School operates from a low-density location.
Five-year trend. Looking back 7 years, enrollment at Bonanza Junior/Senior High School has changed only slightly, going from 220 students in 2018 to 222 in 2025. Class-load math has tightened: from 18.6:1 in 2018 to 14.3:1 in 2025.
On this page, recent activity here tends to focus on sports schedules, lunch menu changes, and school spirit week. Posting is open to anyone connected to the school.
Klamath County at a glance
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