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Email BoardMariana Academy
10601 Manhasset Road, Apple Valley, CA 92308-8048
Summary
Mariana Academy is badly underperforming.
Reading and math results average to the 15th percentile among comparable California schools.
Only 21.6% of students met California's reading standard, but it is trending up slightly.
Math is weaker: 14.4% of students met California's math standard, but it is slowly trending up.
Proficiency stats
| Current Reading Proficiency | 21.6% |
| Current Math Proficiency | 14.4% |
| Reading State Rank | 1,540/1,734 (11th percentile) |
| Math State Rank | 1,398/1,735 (19th percentile) |
School information
| Student / Teacher Ratio | 21:1 |
| Student enrollment (2024–25) | 781 |
| Low-Income Students | 653 (83.6%) |
| English Learners | 114 (14.6%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 3.6 points from last year and rose 0.9 points over the full period. Math rose 2.7 points from last year and rose 3.1 points over the full period.
•Math +3.1 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Black or African American and White students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 14.5% to 30.6% across the grades shown. Overall, the school’s reading results rank No. 1,540 of 1,734 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 8.5-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
4.7% of English learners meet the reading standard, compared with 23.0% 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
White students have the strongest math results at about 19% proficiency. The other reported groups range from about 4% to 13%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 4.7% to 33.3% across the grades shown. Overall, the school’s math results rank No. 1,398 of 1,735 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 10.1-point math income gap is narrower than the 15.5-point gap at a typical California K–8 school. It widened over the period shown.
•English Learners vs English Native
3.6% of English learners meet the math standard, compared with 15.7% of English-only students. The gap narrowed 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 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 Mariana Academy compare within the district?
Mariana Academy is No. 3 in both reading and math proficiency among the 5 K–8 schools in Apple Valley Unified with 2026 results.
Explore the district’s schoolsHow does Mariana Academy rank in California?
Mariana Academy ranks No. 1,540 of 1,734 in reading and No. 1,398 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 Mariana Academy compare within the district?
Low-income students here rank No. 4 in reading and No. 3 in math among 5 K–8 district schools with reportable 2026 results for this group. 20.5% meet the reading standard and 13.1% meet the math standard.
See results by student groupHow does Mariana Academy compare with other schools in Apple Valley?
Mariana Academy is No. 3 in both reading and math proficiency among the 5 K–8 schools in Apple Valley with 2026 results.
Explore schools in Apple ValleyHow does Mariana Academy compare with other schools in San Bernardino County?
Mariana Academy is No. 25 in reading and No. 26 in math proficiency among the 28 K–8 schools in San Bernardino County with 2026 results.
Explore schools in San Bernardino CountyWhich schools should I compare?
Schools serving K–8 in the same district.
| School | Math | Reading |
|---|---|---|
| Mariana AcademyThis school | 14.4% | 21.6% |
| Phoenix Academy | 8.1% | 18.2% |
| Sandia Academy | 11.2% | 21.2% |
