Scores updated for 2026!

Mt. Diablo Unified

Horizons School: Independent Study

1 Santa Barbara Road, Pleasant Hill, CA 94523-4496

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Summary

Horizons School: Independent Study is underperforming.

Reading and math results average to the 67th percentile among comparable California schools.

50.5% of students met California's reading standard, and it is quickly trending up.Trending up

Math is weaker: 38.7% of students met California's math standard, but it is quickly trending up.Trending up

Proficiency stats

Current Reading Proficiency50.5%
Current Math Proficiency38.7%
Reading State Rank564/1,734 (68th percentile)
Math State Rank596/1,735 (66th percentile)

School information

Student / Teacher Ratio10:1
Student enrollment (2024–25)182
Low-Income Students83 (45.6%)
English Learners25 (13.7%)
Admissions
AdmissionsOpen enrollment
Charter schoolNo
Magnet schoolNo

Reading Proficiency Scores

2026 state test results

Race and Ethnicity

Two or more races and White students have the strongest results.

Distribution of Scores by Grade

The share meeting the reading standard ranges from 40.0% to 57.1% across the grades shown.

Low-Income vs Non-Low-Income

The 22.7-point reading income gap is wider than the 7.9-point gap at a typical California 1–12 school. It widened slightly over the period shown.

Low-Income
Non-Low-Income
Low-Income +17.7 percentage pointsTrend up•
Non-Low-Income +18.5 percentage pointsTrend up

English Learners vs English Native

Results for both language groups are unavailable, so a current reading gap cannot be calculated.

English Learners
English Native
English Learners -12.5 percentage pointsTrend down•
English Native +16.0 percentage pointsTrend up

Math Proficiency Scores

2026 state test results

Race and Ethnicity

Two or more races students have the strongest math results at about 50% proficiency. The other reported groups range from about 34% to 46%.

Distribution of Scores by Grade

The share meeting the math standard ranges from 17.9% to 53.3% across the grades shown.

Low-Income vs Non-Low-Income

Low-income students trail other students by 28.0 points in math. It widened over the period shown.

Low-Income
Non-Low-Income
Low-Income +11.2 percentage pointsTrend up•
Non-Low-Income +18.4 percentage pointsTrend up

English Learners vs English Native

Results for both language groups are unavailable, so a current math gap cannot be calculated.

English Learners
English Native
English Learners +4.2 percentage pointsTrend up•
English Native +9.7 percentage pointsTrend up

Progress as students move up

2023–2026
How we compare income gaps

“Typical” means the median gap across 6 schools for reading and 6 for math. The comparison uses 2026 California 1–12 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 Horizons School: Independent Study rank in California?

Horizons School: Independent Study ranks No. 564 of 1,734 in reading and No. 596 of 1,735 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.