Rio Mesa High School

    Oxnard, CA · Public · Comprehensive High School (Grades 9-12)

    District: Oxnard Union High School District

    Website: oxnardunion.org(opens in new tab)CEEB code: 052299

    Fully accredited by Western Association of Schools and Colleges through June 2031

    1,836students

    in grades 9-12

    2025-26
    Census Day

    446
    Grade 9
    462
    Grade 10
    431
    Grade 11
    497
    Grade 12
    CourseA-G Area
    American Govt (CP)
    A · History
    AP Human Geography
    A · History
    AP World History
    A · History
    Ethnic Studies (CP)
    A · History
    History of the Americas IB HL1
    A · History
    History of the Americas IB HL2
    A · History
    U.S. History (CP)
    A · History
    U.S. History A and B
    A · History
    World History (CP)
    A · History
    Composition (CP)
    B · English
    CSU Expository Reading and Writing
    B · English
    English 1
    B · English
    English 1A and 1B
    B · English
    English 2 (CP)
    B · English
    English 2A and 2B
    B · English
    English 2R (CP)
    B · English
    English 3 (CP)
    B · English
    English 3A and 3B
    B · English
    English 4 (CP)
    B · English
    English 4A and 4B
    B · English
    English IB HL1
    B · English
    English IB HL2
    B · English
    English IB SL
    B · English
    English Language and Literature IB SL1/Preparation Course
    B · English
    Expanding English 102
    B · English
    Expanding English 103
    B · English
    Film Analysis (CP)
    B · English
    Honors English 1
    B · English
    Honors English 2
    B · English
    Mexican/Chicano Lit
    B · English
    Science Fiction (CP)
    B · English
    AP Precalculus
    C · Math
    College and Career Math
    C · Math
    Foundations of Algebra (CP)
    C · Math
    Honors Integrated Mathematics 2
    C · Math
    Honors Integrated Mathematics 3
    C · Math
    Humanities Math 102 (CP)
    C · Math
    Humanities Math 103 (CP)
    C · Math
    Integrated Math 2A and 2B
    C · Math
    Integrated Math 3A and 3B
    C · Math
    Integrated Math IA and IB
    C · Math
    Integrated Mathematics 1 MYP
    C · Math
    Integrated Mathematics 1A
    C · Math
    Integrated Mathematics 1B
    C · Math
    Integrated Mathematics 2 MYP
    C · Math
    Integrated Mathematics 3 MYP
    C · Math
    Integrated Mathematics 3: A Data Science Approach
    C · Math
    Introduction to MYP Mathematics
    C · Math
    Math Applications and Interpretation IB HL1
    C · Math
    Math Applications and Interpretation IB HL2
    C · Math
    Math Applications and Interpretation IB SL
    C · Math
    Statistics (CP)
    C · Math
    AP Physics 1
    D · Science
    Biology IB HL1
    D · Science
    Biology IB HL2
    D · Science
    Biology of the Living Earth (CP)
    D · Science
    Chemistry IB SL
    D · Science
    Chemistry in the Earth System
    D · Science
    Chemistry in the Earth System (H)
    D · Science
    Earth & Space Science
    D · Science
    Environmental Sci (CP)
    D · Science
    Oceanography (CP)
    D · Science
    Sports, Exercise, and Health Science IB SL
    D · Science
    French 1
    E · Language
    French 2
    E · Language
    Spanish 1 (CP)
    E · Language
    Spanish 2 (CP)
    E · Language
    Spanish Ab Initio IB SL
    E · Language
    Spanish Ab Initio IB SL1/Preparation Course
    E · Language
    Spanish IB HL1
    E · Language
    Spanish IB HL2
    E · Language
    Spanish IB SL
    E · Language
    Spanish IB SL1/Preparation Course
    E · Language
    Spanish Language Arts and Culture for Heritage Speakers 2
    E · Language
    Spanish Language Arts and Culture for Heritage Speakers 3
    E · Language
    3D Sculptural Design 1 (CP)
    F · Arts
    Advanced Dance
    F · Arts
    Art Appreciation (CP)
    F · Arts
    Calligraphy (CP)
    F · Arts
    Color and Design
    F · Arts
    Concert Band
    F · Arts
    Dance Technique
    F · Arts
    Digital Photography
    F · Arts
    Guitar Ensemble 1
    F · Arts
    Illust/Life Drawing (CP)
    F · Arts
    Marching Band 1 (CP)
    F · Arts
    Marching Band 2 (CP)
    F · Arts
    Marching Band 3 (CP)
    F · Arts
    Marching Band 4 (CP)
    F · Arts
    Marching Band 9-12 (CP)
    F · Arts
    Mariachi (CP)
    F · Arts
    Mariachi (H)
    F · Arts
    Piano 1
    F · Arts
    Visual Arts (CP)
    F · Arts
    Visual Arts IB HL1
    F · Arts
    Visual Arts IB HL2
    F · Arts
    Visual Arts IB SL
    F · Arts
    AP Macroeconomics
    G · Elective
    Art History A and B
    G · Elective
    ASB A:Interpers Skills (CP)
    G · Elective
    ASB B: Organizational Management
    G · Elective
    ASB Student Government
    G · Elective
    ATHLETIC TRAINING MENTORSHIP CTE
    G · Elective
    AVID 10
    G · Elective
    AVID 10 EL (CP)
    G · Elective
    AVID 11
    G · Elective
    AVID 12
    G · Elective
    AVID 9
    G · Elective
    AVID 9 EL (CP)
    G · Elective
    Baking and Pastry Honors
    G · Elective
    Building and Construction Mentorship CTE
    G · Elective
    Chemistry Research and Lab Design
    G · Elective
    Creative Writing
    G · Elective
    Criminal Justice and Law
    G · Elective
    Culinary Foundations
    G · Elective
    Culinary Lab Assistant
    G · Elective
    Develop/Psych Child (CP)
    G · Elective
    Economics (CP)
    G · Elective
    Expanding Communication 102
    G · Elective
    Expanding Communication 103
    G · Elective
    Food Service and Hospitality Mentorship CTE
    G · Elective
    Health (CP)
    G · Elective
    IB MYP Seminar
    G · Elective
    Journalistic Yearbook Design 1
    G · Elective
    Journalistic Yearbook Design 2
    G · Elective
    Library Science
    G · Elective
    Link Crew (CP)
    G · Elective
    Mathematical Reasoning & Research
    G · Elective
    Medical Mentorship (CP)
    G · Elective
    OUHSD R.E.A.D.Y! Enrichment 2 CTE
    G · Elective
    OUHSD R.E.A.D.Y.! Enrichment 1 CTE
    G · Elective
    Patient Care Essentials (CP)
    G · Elective
    Personal and Business Finance Math
    G · Elective
    PERSONAL AND PROFESSIONAL SKILLS IB CP1
    G · Elective
    Personal and Professional Skills IB CP2
    G · Elective
    PREHOSPITAL CARE CTE (CP)
    G · Elective
    Psychology
    G · Elective
    ROP Advanced Automotive Technology
    G · Elective
    ROP Advanced Naval Technology
    G · Elective
    ROP Applied Manufacturing
    G · Elective
    ROP Automotive Technology
    G · Elective
    ROP Aviation Honors
    G · Elective
    ROP Certified Nurse Assistant Honors
    G · Elective
    ROP Dental Assistant Honors
    G · Elective
    ROP Intro to Aviation
    G · Elective
    ROP Veterinary Assistant
    G · Elective
    Sociology
    G · Elective
    Student Board Trustee
    G · Elective
    Sustainable Residential & Commercial Construction
    G · Elective
    Technical Cabinet Making & Carpentry
    G · Elective
    Theory of Knowledge IB
    G · Elective
    Transportation Mentorship CTE
    G · Elective
    Transportation Technology CTE
    G · Elective
    Transportation Technology CTE 4
    G · Elective
    Transportation Technology CTE 3
    G · Elective
    Visual Arts Studio and Inquiry
    G · Elective
    World Religions IB SL
    G · Elective

    College pathways

    A-G completion

    30.9%

    135 of 437 graduates

    2024-25

    Graduation rate

    93.2%

    437 of 469 cohort students

    2024-25

    College-going within 12 months

    79.2%

    357 of 451 high school completers

    2022-23

    Where students enrolled

    2022-23 high school completers

    University of California
    23(6.4%)
    California State University
    31(8.7%)
    California Community Colleges
    287(80.4%)
    In-state private colleges
    4(1.1%)
    Out-of-state four-year colleges
    11(3.1%)
    Out-of-state two-year colleges
    1(0.3%)

    Percentages are shares of students from this school who enrolled in college within 12 months.

    Nearby schools

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