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Email BoardThree Rivers Charter
1211 Del Mar Drive, #301, Fort Bragg, CA 95437-9533
Summary
Three Rivers Charter is underperforming.
Reading and math results average to the 52nd percentile among comparable California schools.
Only 44.6% of students met California's reading standard, and it is trending down.
Math is weaker: 30.8% of students met California's math standard, and it is trending down.
Proficiency stats
| Current Reading Proficiency | 44.6% |
| Current Math Proficiency | 30.8% |
| Reading State Rank | 768/1,734 (56th percentile) |
| Math State Rank | 904/1,735 (48th percentile) |
School information
| Student / Teacher Ratio | 20:1 |
| Student enrollment (2024–25) | 81 |
| Low-Income Students | 52 (64.2%) |
| English Learners | 0 (0.0%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | Yes |
| Magnet school | No |
Test score trends
Reading fell 4.6 points from last year and fell 8.1 points over the full period. Math fell 3.7 points from last year and fell 5.6 points over the full period. The latest results include grades 3 and 5, which were not included in the previous year.
•Math -5.6 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
White and Hispanic or Latino students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 16.7% to 83.3% across the grades shown. Overall, the school’s reading results rank in the top 45% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 28.3-point reading income gap is slightly wider than the 25.8-point gap at a typical California 1–8 school. It widened 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
White students have the strongest math results at about 37% proficiency. The other reported groups range from about 15% to 15%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 18.2% to 41.7% across the grades shown. Overall, the school’s math results rank No. 904 of 1,735 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 21.2-point math income gap is narrower than the 21.8-point gap at a typical California 1–8 school. It widened 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 7 schools for reading and 7 for math. The comparison uses 2026 California 1–8 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 Three Rivers Charter rank in California?
Three Rivers Charter ranks No. 768 of 1,734 in reading and No. 904 of 1,735 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
