Mesa Elementary

Grades K–8 Public District: Mesa Union Elementary

3901 North Mesa School Rd., Somis, CA 93066 Map

Math (met standard)
44%
+5 state 39% · 2025-26
English (met standard)
60%
+12 state 48% · 2025-26
Science (met standard)
43%
+8 state 35% · 2025-26
Low income
41%
free or reduced-price lunch
Students
597
2024-25
Students per teacher
20.4
2024-25

Test score trends

Share of students who met or exceeded the state standard each year.

Latest results by grade

Grade Math English Science
Grade 3 56% state 47% · 2025-26 58% state 44% · 2025-26 —
Grade 4 41% state 42% · 2025-26 44% state 46% · 2025-26 —
Grade 5 32% state 37% · 2025-26 49% state 49% · 2025-26 33% state 35% · 2025-26
Grade 6 26% state 37% · 2025-26 49% state 48% · 2025-26 —
Grade 7 53% state 38% · 2025-26 76% state 51% · 2025-26 —
Grade 8 56% state 36% · 2025-26 80% state 50% · 2025-26 53% state 35% · 2025-26
All grades 44% state 39% · 2025-26 60% state 48% · 2025-26 43% state 35% · 2025-26
Results by year (all grades)
School year Math English Science
2025-26 44% state 39% 60% state 48% 43% state 35%
2024-25 40% state 39% 54% state 47% 35% state 33%
2023-24 36% state 37% 53% state 46% 33% state 31%
2022-23 36% state 36% 43% state 45% 30% state 31%
2021-22 37% state 35% 49% state 46% 37% state 30%
2018-19 50% state 41% 60% state 50% 40% state 31%
2017-18 49% state 40% 60% state 49% —
2016-17 51% state 39% 56% state 47% —
2015-16 50% state 37% 59% state 46% —
2014-15 53% state 34% 54% state 42% —

Students

Race and ethnicity, 2024-25

Year-by-year history is loaded from the NCES Common Core of Data (2017-18 onward).

Nearby schools

Subject percentages show the share of students who met or exceeded the state standard.

Pick to compare
Las Posas Elementary
Grades K–5 · Pleasant Valley
2.9 mi
54%
+13 vs state
57%
+11 vs state
42%
+7 vs state
Average of math, English and science: 51% in 2022-23 → 51% in 2025-26 49% 455 Hispanic 45%
Camarillo Heights STEM Academy
Grades K–5 · Pleasant Valley
3.1 mi
55%
+13 vs state
53%
+7 vs state
44%
+9 vs state
Average of math, English and science: 53% in 2022-23 → 51% in 2025-26 35% 353 White 47%
Camarillo Academy of Progressive Education
Grades K–12 Charter · Camarillo Academy of Progressive Education District
3.2 mi
82%
+42 vs state
84%
+36 vs state
83%
+48 vs state
3% Average of math, English and science: 80% in 2022-23 → 83% in 2025-26 18% 590 White 46%
Monte Vista Middle
Grades 6–8 · Pleasant Valley
3.4 mi
32%
−5 vs state
49%
−1 vs state
39%
+3 vs state
Average of math, English and science: 38% in 2022-23 → 40% in 2025-26 45% 576 Hispanic 48%
University Preparation Charter School at CSU Channel Islands
Grades K–8 Charter · UNIV Preparation Charter School at CSU Channel Islands DIST
3.6 mi
50%
+10 vs state
57%
+9 vs state
40%
+5 vs state
6% Average of math, English and science: 43% in 2022-23 → 49% in 2025-26 41% 743 Hispanic 74%
Providence
Grades K–12 Alternative · Ventura County Office of Education
3.7 mi
0%
0%
−57 vs state · 2024-25
0%
Average of math, English and science: 0% in 2022-23 → 0% in 2025-26 91% 35 Hispanic 97%
Gateway Community
Grades 6–12 Alternative · Ventura County Office of Education
3.9 mi
0%
−34 vs state
3%
−50 vs state
0%
−35 vs state
Average of math, English and science: 1% in 2022-23 → 1% in 2025-26 83% 69 Hispanic 94%
Phoenix
Grades 4–12 Special education · Ventura County Office of Education
3.9 mi
3%
−29 vs state
8%
−50 vs state
0%
Average of math, English and science: 2% in 2022-23 → 3% in 2025-26 63% 76 Hispanic 68%
Rio Plaza Elementary
Grades K–5 · Rio Elementary
4.0 mi
15%
−26 vs state
19%
−27 vs state
7%
−28 vs state
4% Average of math, English and science: 18% in 2022-23 → 14% in 2025-26 88% 455 Hispanic 97%
Rio del Valle Middle
Grades 6–8 · Rio Elementary
4.0 mi
24%
−13 vs state
35%
−15 vs state
19%
−16 vs state
Average of math, English and science: 25% in 2022-23 → 26% in 2025-26 78% 569 Hispanic 91%