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Email BoardR. Rex Parris High
38801 Clock Tower Plaza Drive, Palmdale, CA 93550-3346
Summary
R. Rex Parris High is badly underperforming.
Reading and math results average to the 12th percentile among comparable California schools.
Only 10.1% of students met California's reading standard, and it is trending down slightly.
Math is weaker: 3.0% of students met California's math standard, but it is trending up slightly.
Proficiency stats
| Current Reading Proficiency | 10.1% |
| Current Math Proficiency | 3.0% |
| Reading State Rank | 1,431/1,596 (10th percentile) |
| Math State Rank | 1,367/1,596 (14th percentile) |
School information
| Student / Teacher Ratio | 22:1 |
| Student enrollment (2024–25) | 469 |
| Low-Income Students | 393 (83.8%) |
| English Learners | 77 (16.4%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 6.0 points from last year and fell 1.4 points over the full period. Math rose 1.4 points from last year and rose 2.7 points over the full period.
•Math +2.7 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Black or African American and Hispanic or Latino students have the strongest results.
Distribution of Scores by Grade
10.0% of tested students meet the reading standard in the grade shown. Overall, the school’s reading results rank No. 1,431 of 1,596 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
Low-income students are 4.0 points ahead in reading. It widened slightly over the period shown.
•English Learners vs English Native
0.0% of English learners meet the reading standard, compared with 12.6% of English-only students. The gap widened as English-learner results held steady and English-only results rose.
Math Proficiency Scores
2026 state test results
Race and Ethnicity
Hispanic or Latino students have the strongest math results at about 3% proficiency. The other reported groups range from about 2% to 2%.
Distribution of Scores by Grade
3.0% of tested students meet the math standard in the grade shown. Overall, the school’s math results rank No. 1,367 of 1,596 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 8.2-point math income gap is slightly wider than the 3.8-point gap at a typical California 10–12 school. It widened over the period shown.
•English Learners vs English Native
English-learner math proficiency held steady at 0.0%, while English-only results rose. The gap widened.
How we compare income gaps
“Typical” means the median gap across 12 schools for reading and 12 for math. The comparison uses 2026 California 10–12 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 R. Rex Parris High rank in California?
R. Rex Parris High ranks No. 1,431 of 1,596 in reading and No. 1,367 of 1,596 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How does R. Rex Parris High compare with other schools in Los Angeles County?
R. Rex Parris High is No. 16 in reading and No. 13 in math proficiency among the 24 10–12 schools in Los Angeles County with 2026 results.
Explore schools in Los Angeles County