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Oxnard Union High
Rio Mesa High

School District of Oxnard Union High

Rio Mesa High

Oxnard, California

2,220 students

High School, Grades 9–12

(805)278-5500

2,220

Students

23.4:1

S:T Ratio

School Snapshot
Key metrics at a glance
Avg SAT Score

1,067

B

out of 1600
Average
Avg ACT Score

24

B+

out of 36
Good
AP Courses

3

B-

courses offered
Average
AP Enrollment

9%

C

of students
Below Avg
Student-Teacher Ratio

23:1

C+

students per teacher
Below Avg
Graduation Rate

90%

A+

Excellent
This Week at Rio Mesa High – March 20, 2026

292 students practicing on Varsity Tutors

SAT Prep

1

A

B

C

D

2

A

B

C

D

3

A

B

C

D

4

A

B

C

D

5

A

B

C

D

1520

0

students

Start practicing →
ACT Prep

36

ENG

MATH

READ

SCI

0

students

Start practicing →
Math

0

students

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English

0

students

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Science

0

students

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Explore practice resources for Rio Mesa High students
Academic Grades

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9
Grade
10
Grade
11
Grade
12
Grade
Academic Resources

Typical courses and practice resources for students at Rio Mesa High

Biology
9

Cell biology, genetics, evolution, and ecology

AP Biology
AP

College-level biology with lab component

Chemistry
9

Atomic structure, reactions, and stoichiometry

AP Chemistry
AP

College-level chemistry with lab component

Physics
9

Mechanics, waves, electricity, and magnetism

AP Physics 1
AP

Algebra-based mechanics and waves

Environmental Science
9

Ecosystems, human impact, and sustainability

AP Environmental Science
AP

College-level environmental science

World History
9

Global civilizations from ancient to modern times

AP World History
AP

College-level world history analysis

U.S. History
9

American history from colonization to present

AP U.S. History
AP

College-level American history

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School Details
Address

545 Central Ave., Oxnard, CA 93030

Phone

(805)278-5500

District

Oxnard Union High

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