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Email BoardChester Junior/Senior High
612 First Street, Chester, CA 96020-0797
Summary
Chester Junior/Senior High is underperforming.
Reading and math results average to the 47th percentile among comparable California schools.
Only 45.3% of students met California's reading standard, but it is trending up slightly.
Math is weaker: 25.0% of students met California's math standard, but it is trending up.
Proficiency stats
| Current Reading Proficiency | 45.3% |
| Current Math Proficiency | 25.0% |
| Reading State Rank | 783/1,734 (55th percentile) |
| Math State Rank | 1,046/1,735 (40th percentile) |
School information
| Student / Teacher Ratio | 10:1 |
| Student enrollment (2024–25) | 124 |
| Low-Income Students | 48 (38.7%) |
| English Learners | 0 (0.0%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 13.7 points from last year and rose 1.2 points over the full period. Math rose 10.4 points from last year and rose 9.8 points over the full period.
•Math +9.8 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Only one group has a reportable reading result.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 31.3% to 76.9% across the grades shown. Overall, the school’s reading results rank in the top 46% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
Low-income students are 1.7 points ahead in reading. It narrowed over the period shown.
•
English Learners vs English Native
Results for both language groups are unavailable, so a current reading gap cannot be calculated.
Math Proficiency Scores
2026 state test results
Race and Ethnicity
Only one group has a reportable math result.
Distribution of Scores by Grade
The share meeting the math standard ranges from 12.5% to 38.5% across the grades shown. Overall, the school’s math results rank No. 1,046 of 1,735 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 1.9-point math income gap is narrower than the 8.4-point gap at a typical California 7–12 school. It narrowed over the period shown.
•English Learners vs English Native
Results for both language groups are unavailable, so a current math gap cannot be calculated.
Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 66 schools for reading and 66 for math. The comparison uses 2026 California 7–12 schools with at least 20 tested students in each income group and a reported low-income student population. Each school counts once. Its gap is non-low-income proficiency minus low-income proficiency, including negative gaps. California state test data
Understanding this school
How does Chester Junior/Senior High compare within the district?
Chester Junior/Senior High is No. 1 in both reading and math proficiency among the 3 7–12 schools in Plumas Unified with 2026 results.
Explore the district’s schoolsHow does Chester Junior/Senior High rank in California?
Chester Junior/Senior High ranks No. 783 of 1,734 in reading and No. 1,046 of 1,735 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How do low-income students at Chester Junior/Senior High compare within the district?
Low-income students here rank No. 1 in both subjects among 3 7–12 district schools with reportable 2026 results for this group. 46.1% meet the reading standard and 24.0% meet the math standard.
See results by student groupHow does Chester Junior/Senior High compare with other schools in Plumas County?
Chester Junior/Senior High is No. 1 in both reading and math proficiency among the 3 7–12 schools in Plumas County with 2026 results.
Explore schools in Plumas CountyWhich schools should I compare?
Schools serving 7–12 in the same district.
| School | Math | Reading |
|---|---|---|
| Chester Junior/Senior HighThis school | 25.0% | 45.3% |
| Portola Junior/Senior High | 19.6% | 44.0% |
| Quincy Junior/Senior High | 15.2% | 36.2% |
