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Email BoardMesa Middle
2555 Halcyon Road, Arroyo Grande, CA 93420-6539
Summary
Mesa Middle is underperforming.
Reading and math results average to the 49th percentile among comparable California schools.
Only 46.1% of students met California's reading standard, but it is trending up slightly.
Math is weaker: 28.0% of students met California's math standard, but it is trending up.
Proficiency stats
| Current Reading Proficiency | 46.1% |
| Current Math Proficiency | 28.0% |
| Reading State Rank | 562/1,204 (53rd percentile) |
| Math State Rank | 657/1,204 (45th percentile) |
School information
| Student / Teacher Ratio | 18:1 |
| Student enrollment (2024–25) | 474 |
| Low-Income Students | 350 (73.8%) |
| English Learners | 63 (13.3%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 0.6 points from last year and rose 2.8 points over the full period. Math rose 2.3 points from last year and rose 5.2 points over the full period.
•Math +5.2 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
White and Two or more races students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 43.1% to 49.1% across the grades shown. Overall, the school’s reading results rank in the top 47% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 36.0-point reading income gap is nearly twice as wide as the 19.5-point gap at a typical California 6–8 school. It widened over the period shown.
•English Learners vs English Native
2.0% of English learners meet the reading standard, compared with 54.2% of English-only students. The gap widened as English-learner results fell and English-only results rose.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Two or more races students have the strongest math results at about 46% proficiency. The other reported groups range from about 20% to 45%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 23.2% to 32.8% across the grades shown. Overall, the school’s math results rank No. 657 of 1,204 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 42.4-point math income gap is wider than the 19.2-point gap at a typical California 6–8 school. It widened over the period shown.
•English Learners vs English Native
3.6% of English learners meet the math standard, compared with 34.4% of English-only students. The gap widened as English-learner results rose and English-only results rose.
•Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 795 schools for reading and 796 for math. The comparison uses 2026 California 6–8 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 Mesa Middle rank in California?
Mesa Middle ranks No. 562 of 1,204 in reading and No. 657 of 1,204 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How does Mesa Middle compare with other schools in San Luis Obispo County?
Mesa Middle is No. 4 in both reading and math proficiency among the 5 6–8 schools in San Luis Obispo County with 2026 results.
Explore schools in San Luis Obispo County