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Email BoardWhitcomb Continuation High
350 West Mauna Loa Avenue, Glendora, CA 91740-4399
Summary
Whitcomb Continuation High is badly underperforming.
Reading and math results average to the 12th percentile among comparable California schools.
Only 14.3% of students met California's reading standard, and it is quickly trending down.
Math is weaker: 0.0% of students met California's math standard, it is holding steady.
Proficiency stats
| Current Reading Proficiency | 14.3% |
| Current Math Proficiency | 0.0% |
| Reading State Rank | 1,360/1,596 (15th percentile) |
| Math State Rank | 1,442/1,596 (10th percentile) |
School information
| Student / Teacher Ratio | 11:1 |
| Student enrollment (2024–25) | 104 |
| Low-Income Students | 46 (44.2%) |
| English Learners | 9 (8.7%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 0.9 points from last year and fell 14.3 points over the full period. Math fell 6.1 points from last year and was unchanged over the full period.
•Math 0.0 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Only one group has a reportable reading result.
Distribution of Scores by Grade
14.3% of tested students meet the reading standard in the grade shown. Overall, the school’s reading results rank No. 1,360 of 1,596 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
Results for both income groups are unavailable, so a current reading gap cannot be calculated.
•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
Only one group has a reportable math result.
Distribution of Scores by Grade
Low-Income vs Non-Low-Income
Results for both income groups are unavailable, so a current math gap cannot be calculated.
English Learners vs English Native
Results for both language groups are unavailable, so a current math gap cannot be calculated.
How we compare income gaps
“Typical” means the median gap across 876 schools for reading and 882 for math. The comparison uses 2026 California 9–12 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 Whitcomb Continuation High compare within the district?
Whitcomb Continuation High is No. 2 in both reading and math proficiency among the 2 9–12 schools in Glendora Unified with 2026 results.
Explore the district’s schoolsHow does Whitcomb Continuation High rank in California?
Whitcomb Continuation High ranks No. 1,360 of 1,596 in reading and No. 1,442 of 1,596 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How does Whitcomb Continuation High compare with other schools in Glendora?
Whitcomb Continuation High is No. 2 in reading and No. 3 in math proficiency among the 3 9–12 schools in Glendora with 2026 results.
Explore schools in GlendoraHow does Whitcomb Continuation High compare with other schools in Los Angeles County?
Whitcomb Continuation High is tied for No. 310 in reading and tied for No. 319 in math proficiency among the 334 9–12 schools in Los Angeles County with 2026 results.
Explore schools in Los Angeles CountyWhich schools should I compare?
Schools serving 9–12 in the same district or city.
| School | Math | Reading |
|---|---|---|
| Whitcomb Continuation HighThis school | 0.0% | 14.3% |
| Glendora High | 51.8% | 67.0% |
| Arrow High (Continuation) | 10.5% | 5.3% |
