Scores updated for 2026!

Twin Hills Union Elementary

Sunridge Charter

7285 Hayden Avenue, Sebastopol, CA 95472-4359

View Compare

Summary

Reading and math results average to the 81st percentile among comparable California schools.

62.5% of students met California's reading standard, but it is trending down slightly.Trending down

Math is weaker: 45.6% of students met California's math standard, it is holding steady.

Proficiency stats

Current Reading Proficiency62.5%
Current Math Proficiency45.6%
Reading State Rank283/1,734 (84th percentile)
Math State Rank386/1,735 (78th percentile)

School information

Student / Teacher Ratio21:1
Student enrollment (2024–25)256
Low-Income Students83 (32.4%)
English Learners0 (0.0%)
Admissions
AdmissionsOpen enrollment
Charter schoolYes
Magnet schoolNo

Reading Proficiency Scores

2026 state test results

Race and Ethnicity

Most students in every reported group meet the reading standard. Hispanic or Latino and Two or more races students have the strongest results.

Distribution of Scores by Grade

The share meeting the reading standard ranges from 34.5% to 90.5% across the grades shown. Overall, the school’s reading results rank in the top 17% among California schools in the same grade-level category.

Low-Income vs Non-Low-Income

The 33.9-point reading income gap is wider than the 16.5-point gap at a typical California K–8 school. It widened over the period shown.

Low-Income
Non-Low-Income
Low-Income -8.9 percentage pointsTrend down•
Non-Low-Income +4.5 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 N/A•
English Native -1.9 percentage pointsTrend down

Math Proficiency Scores

2026 state test results

Race and Ethnicity

White students have the strongest math results at about 48% proficiency. The other reported groups range from about 38% to 40%.

Distribution of Scores by Grade

The share meeting the math standard ranges from 31.0% to 57.2% across the grades shown. Overall, the school’s math results rank in the top 23% among California schools in the same grade-level category.

Low-Income vs Non-Low-Income

The 13.5-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.

Low-Income
Non-Low-Income
Low-Income -5.0 percentage pointsTrend down•
Non-Low-Income +4.4 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 N/A•
English Native +0.4 percentage pointsTrend up

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 Sunridge Charter rank in California?

Sunridge Charter ranks No. 283 of 1,734 in reading and No. 386 of 1,735 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.

How does Sunridge Charter compare with other schools in Sebastopol?

Sunridge Charter is No. 1 in both reading and math proficiency among the 2 K–8 schools in Sebastopol with 2026 results.

Explore schools in Sebastopol

How does Sunridge Charter compare with other schools in Sonoma County?

Sunridge Charter is No. 3 in reading and No. 5 in math proficiency among the 18 K–8 schools in Sonoma County with 2026 results.

Explore schools in Sonoma County

Which schools should I compare?

Schools serving K–8 in the same district or city.

2026 proficiency
SchoolMathReading
Sunridge CharterThis school45.6%62.5%
Sebastopol Independent Charter45.6%61.0%
Compare all these schools