Rio Mesa High (Oxnard Union High SCH DIST.), California - School Profile in 2023-2024 School Year

Updated on August 8, 2025.

Rio Mesa High is a High in Oxnard, CA. It currently serves 2078 students (grades 09-12). The school is part of the Oxnard Union High School District.

Below, we provide details about the school including the population per grade, the racial demography of the student population, the racial demography of the student population per gender/sex, and the racial demography per grade level.

You can see similar information for other schools in Oxnard Union High School District and all schools in California.

Other Details

School Type: Regular School
School Level: High
Number of Students:2078
Number of Teachers: 87
Student/Teacher Ratio: 23.84

Location Info

Location: 545 Central Ave., Oxnard, CA 93030
Mailing Address: 545 Central Ave., Oxnard, CA 93030-1045
Phone: (805)278-5500
Data Source: NCES.
Student Population Per Grade
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Grade Population
Grade 10 563
Grade 11 508
Grade 12 543
Grade 9 464
Gender/Sex of Rio Mesa High Student Population
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Gender Population Percent of Population (%)
Male 1083 52.12
Female 985 47.40
Race/Ethnicity Demography of Rio Mesa High Student Population
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Race/Ethnicity Population Percent of Population (%)
Asian 99 4.76
Black or African American 37 1.78
Hispanic/Latino 1789 86.09
Native Hawaiian or Other Pacific Islander 1 0.05
Two or more races 48 2.31
White 94 4.52
Male - Race/Ethnicity Demography of Student Population
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Race/Ethnicity Population Percent of Population (%)
Asian 55 5.08
Black or African American 18 1.66
Hispanic/Latino 925 85.41
Two or more races 28 2.59
White 57 5.26
Female - Race/Ethnicity Demography of Student Population
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Race/Ethnicity Population Percent of Population (%)
Asian 44 4.47
Black or African American 19 1.93
Hispanic/Latino 864 87.72
Native Hawaiian or Other Pacific Islander 1 0.10
Two or more races 20 2.03
White 37 3.76

Race Demography Per Grade

The tables below shows the Race/Ethnicity of the student population per grade.
Grade 10 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
Asian 26 4.62
Black or African American 14 2.49
Hispanic/Latino 488 86.68
Two or more races 10 1.78
White 21 3.73
Grade 11 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
Asian 17 3.35
Black or African American 3 0.59
Hispanic/Latino 440 86.61
Two or more races 14 2.76
White 33 6.50
Grade 12 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
Asian 34 6.26
Black or African American 17 3.13
Hispanic/Latino 454 83.61
Native Hawaiian or Other Pacific Islander 1 0.18
Two or more races 12 2.21
White 25 4.60
Grade 9 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
Asian 22 4.74
Black or African American 3 0.65
Hispanic/Latino 407 87.72
Two or more races 12 2.59
White 15 3.23