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Email BoardCoastal Grove Charter
1897 S Street, Arcata, CA 95521-5474
Summary
Coastal Grove Charter is underperforming.
Reading and math results average to the 61st percentile among comparable California schools.
Only 46.1% of students met California's reading standard, and it is trending down.
Math is weaker: 37.7% of students met California's math standard, and it is trending down.
Proficiency stats
| Current Reading Proficiency | 46.1% |
| Current Math Proficiency | 37.7% |
| Reading State Rank | 750/1,734 (57th percentile) |
| Math State Rank | 615/1,735 (65th percentile) |
School information
| Student / Teacher Ratio | 14:1 |
| Student enrollment (2024–25) | 235 |
| Low-Income Students | 142 (60.7%) |
| 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 7.3 points from last year and fell 9.4 points over the full period. Math fell 5.8 points from last year and fell 5.5 points over the full period.
•Math -5.5 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Two or more races and White students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 23.8% to 61.5% across the grades shown. Overall, the school’s reading results rank in the top 44% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 9.7-point reading income gap is narrower than the 16.5-point gap at a typical California K–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
Two or more races students have the strongest math results at about 67% proficiency. The other reported groups range from about 39% to 39%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 25.0% to 46.1% across the grades shown. Overall, the school’s math results rank in the top 36% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 14.7-point math income gap is narrower than the 15.5-point gap at a typical California K–8 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 802 schools for reading and 801 for math. The comparison uses 2026 California K–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 Coastal Grove Charter rank in California?
Coastal Grove Charter ranks No. 750 of 1,734 in reading and No. 615 of 1,735 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How does Coastal Grove Charter compare with other schools in Arcata?
Coastal Grove Charter is No. 2 in both reading and math proficiency among the 2 K–8 schools in Arcata with 2026 results.
Explore schools in ArcataHow does Coastal Grove Charter compare with other schools in Humboldt County?
Coastal Grove Charter is No. 13 in reading and No. 11 in math proficiency among the 21 K–8 schools in Humboldt County with 2026 results.
Explore schools in Humboldt CountyWhich schools should I compare?
Schools serving K–8 in the same district or city.
| School | Math | Reading |
|---|---|---|
| Coastal Grove CharterThis school | 37.7% | 46.1% |
| Pacific Union Elementary | 42.5% | 48.6% |
