Scores updated for 2026!

Mesa Union Elementary

Mesa Elementary

3901 North Mesa School Road, Somis, CA 93066-9734

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Summary

Mesa Elementary is underperforming.

Reading and math results average to the 77th percentile among comparable California schools.

59.6% of students met California's reading standard, and it is trending up.Trending up

Math is weaker: 43.6% of students met California's math standard, but it is trending up.Trending up

Proficiency stats

Current Reading Proficiency59.6%
Current Math Proficiency43.6%
Reading State Rank349/1,734 (80th percentile)
Math State Rank440/1,735 (75th percentile)

School information

Student / Teacher Ratio20:1
Student enrollment (2024–25)597
Low-Income Students241 (40.6%)
English Learners56 (9.4%)
Admissions
AdmissionsOpen enrollment
Charter schoolNo
Magnet schoolNo

Reading Proficiency Scores

2026 state test results

Race and Ethnicity

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

Distribution of Scores by Grade

The share meeting the reading standard ranges from 44.3% to 80.3% across the grades shown. Overall, the school’s reading results rank in the top 21% among California schools in the same grade-level category.

Low-Income vs Non-Low-Income

The 18.2-point reading income gap is slightly wider than the 16.5-point gap at a typical California K–8 school. It narrowed over the period shown.

Low-Income
Non-Low-Income
Low-Income +11.3 percentage pointsTrend up•
Non-Low-Income +4.9 percentage pointsTrend up

English Learners vs English Native

13.9% of English learners meet the reading standard, compared with 62.3% of English-only students. The gap widened as English-learner results fell and English-only results rose.

English Learners
English Native
English Learners -0.1 percentage pointsTrend down•
English Native +6.9 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 58% proficiency. The other reported groups range from about 40% to 49%.

Distribution of Scores by Grade

The share meeting the math standard ranges from 26.4% to 56.1% across the grades shown. Overall, the school’s math results rank in the top 26% among California schools in the same grade-level category.

Low-Income vs Non-Low-Income

The 16.3-point math income gap is slightly wider than the 15.5-point gap at a typical California K–8 school. It narrowed over the period shown.

Low-Income
Non-Low-Income
Low-Income +10.8 percentage pointsTrend up•
Non-Low-Income +5.6 percentage pointsTrend up

English Learners vs English Native

11.4% of English learners meet the math standard, compared with 44.6% of English-only students. The gap widened as English-learner results rose and English-only results rose.

English Learners
English Native
English Learners +0.1 percentage pointsTrend up•
English Native +4.1 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 Mesa Elementary rank in California?

Mesa Elementary ranks No. 349 of 1,734 in reading and No. 440 of 1,735 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.

How does Mesa Elementary compare with other schools in Somis?

Mesa Elementary is No. 1 in reading and No. 2 in math proficiency among the 2 K–8 schools in Somis with 2026 results.

Explore schools in Somis

How does Mesa Elementary compare with other schools in Ventura County?

Mesa Elementary is No. 6 in reading and No. 8 in math proficiency among the 23 K–8 schools in Ventura County with 2026 results.

Explore schools in Ventura County

Which schools should I compare?

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

2026 proficiency
SchoolMathReading
Mesa ElementaryThis school43.6%59.6%
Somis Elementary43.7%42.0%
Compare all these schools