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Email BoardColton High
777 West Valley Boulevard, Colton, CA 92324-2251
Summary
Colton High is underperforming.
Reading and math results average to the 50th percentile among comparable California schools.
50.9% of students met California's reading standard, but it is trending down slightly.
Math is weaker: 21.1% of students met California's math standard, but it is slowly trending up.
Proficiency stats
| Current Reading Proficiency | 50.9% |
| Current Math Proficiency | 21.1% |
| Reading State Rank | 803/1,596 (50th percentile) |
| Math State Rank | 803/1,596 (50th percentile) |
School information
| Student / Teacher Ratio | 19:1 |
| Student enrollment (2024–25) | 1,729 |
| Low-Income Students | 1,573 (91.0%) |
| English Learners | 241 (13.9%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 1.3 points from last year and fell 1.6 points over the full period. Math rose 2.5 points from last year and rose 4.6 points over the full period.
•Math +4.6 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
50.9% of tested students meet the reading standard in the grade shown. Overall, the school’s reading results rank No. 803 of 1,596 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 4.4-point reading income gap is narrower than the 14.7-point gap at a typical California 9–12 school. It narrowed over the period shown.
•English Learners vs English Native
2.4% of English learners meet the reading standard, compared with 51.2% of English-only students. The gap widened as English-learner results fell and English-only results fell.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Only one group has a reportable math result.
Distribution of Scores by Grade
21.1% of tested students meet the math standard in the grade shown. Overall, the school’s math results rank No. 803 of 1,596 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 20.1-point math income gap is wider than the 14.2-point gap at a typical California 9–12 school. It narrowed 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 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 Colton High compare within the district?
Colton High is No. 2 in both reading and math proficiency among the 3 9–12 schools in Colton Joint Unified with 2026 results.
Explore the district’s schoolsHow does Colton High rank in California?
Colton High ranks No. 803 of 1,596 in reading and No. 803 of 1,596 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How do low-income students at Colton High compare within the district?
Low-income students here rank No. 2 in both subjects among 3 9–12 district schools with reportable 2026 results for this group. 50.6% meet the reading standard and 19.9% meet the math standard.
See results by student groupHow does Colton High compare with other schools in San Bernardino County?
Colton High is No. 34 in both reading and math proficiency among the 56 9–12 schools in San Bernardino County with 2026 results.
Explore schools in San Bernardino CountyWhich schools should I compare?
Schools serving 9–12 in the same district.
| School | Math | Reading |
|---|---|---|
| Colton HighThis school | 21.1% | 50.9% |
| Bloomington High | 13.3% | 31.7% |
| Grand Terrace High School at the Ray Abril Jr. Edu | 21.4% | 65.5% |
