Performance
Rio Mesa High — Academic Performance
Standardised assessments, graduation outcomes and college-readiness metrics for Rio Mesa High in Oxnard, California.
Headline Indicator
—
Data not yet captured
Science (CAST)
California Science Test, percentage meeting or exceeding the standard, 2025
CAASPP
32%
Met or exceeded the standard
2025
8%
Exceeded the standard
489
Students tested
| Grade | Met or exceeded | Exceeded | Tested |
|---|---|---|---|
| Grade 11 | 32% | 8% | 479 |
Source: test_scores, CAASPP science results for 2025. Percentages are of students with a reported score. Results for very small groups are suppressed by the state and show as -.
Results by Student Group
CAASPP 2025, percentage meeting or exceeding the standard for each reported student group
| Student group | English Language Arts | Mathematics | Science |
|---|---|---|---|
| All students | 46% 470 tested | 20% 476 tested | 32% 489 tested |
| Gender | |||
| Female | 52% 230 tested | 20% 235 tested | 30% 243 tested |
| Male | 41% 237 tested | 20% 238 tested | 33% 243 tested |
| Race and ethnicity | |||
| Filipino | 71% 24 tested | 54% 24 tested | 68% 25 tested |
| Hispanic or Latino | 42% 405 tested | 16% 411 tested | 27% 422 tested |
| White | 65% 23 tested | 43% 23 tested | 57% 23 tested |
| Socioeconomic status | |||
| Economically disadvantaged | 43% 331 tested | 15% 337 tested | 27% 348 tested |
| Not economically disadvantaged | 55% 139 tested | 32% 139 tested | 43% 141 tested |
| Homeless | 31% 16 tested | 6% 18 tested | 14% 22 tested |
| English learners | |||
| English learners | 3% 70 tested | 0% 73 tested | 0% 80 tested |
| English learners, 12 months or more | 3% 64 tested | 0% 64 tested | 0% 66 tested |
| English learners, under 12 months | - | - | 0% 14 tested |
| Long term English learners | 0% 24 tested | 0% 25 tested | 0% 27 tested |
| Reclassified fluent English proficient | 51% 193 tested | 17% 196 tested | 34% 197 tested |
| Ever an English learner | 38% 263 tested | 13% 269 tested | 24% 277 tested |
| Never an English learner | 57% 207 tested | 30% 207 tested | 42% 212 tested |
| English only | 56% 199 tested | 30% 199 tested | 41% 203 tested |
| Disability | |||
| Students with disabilities | 9% 54 tested | 4% 56 tested | 7% 57 tested |
| No reported disability | 51% 416 tested | 22% 420 tested | 35% 432 tested |
| Parent education | |||
| Parent not a high school graduate | 38% 102 tested | 10% 105 tested | 20% 107 tested |
| Parent high school graduate | 36% 102 tested | 11% 103 tested | 23% 113 tested |
| Parent some college | 46% 85 tested | 21% 87 tested | 30% 86 tested |
| Parent college graduate | 65% 91 tested | 40% 91 tested | 49% 92 tested |
| Parent graduate school | 68% 47 tested | 38% 47 tested | 56% 48 tested |
View 10 further student groups reported by the state
| Student group | English Language Arts | Mathematics | Science |
|---|---|---|---|
| Not armed forces family member | 46% 470 tested | 20% 476 tested | 32% 489 tested |
| Not foster youth | 46% 469 tested | 20% 475 tested | 32% 488 tested |
| Not migrant education | 47% 460 tested | 20% 466 tested | 32% 479 tested |
| Not homeless | 47% 454 tested | 21% 458 tested | 33% 467 tested |
| Fluent English proficient and English only | 54% 400 tested | 24% 403 tested | 38% 409 tested |
| Hispanic or Latino (Econ. Disadvantaged) | 41% 307 tested | 14% 313 tested | 25% 323 tested |
| Hispanic or Latino (Not Econ. Disadvantaged) | 48% 98 tested | 21% 98 tested | 32% 99 tested |
| Parent education declined to state | 28% 43 tested | 7% 43 tested | 23% 43 tested |
| Filipino (Not Econ. Disadvantaged) | 81% 16 tested | 69% 16 tested | 75% 16 tested |
| White (Not Econ. Disadvantaged) | 64% 14 tested | 50% 14 tested | 64% 14 tested |
Source: test_scores, CAASPP 2025 student group breakdown. Groups the state suppresses for privacy, or that are too small to report, show as - rather than zero. Groups overlap, so the figures do not sum to the all students row.
English Learner Proficiency (ELPAC)
English Language Proficiency Assessments for California, summative overall performance, 2025
2025
12%
Level 4, well developed
The level used towards reclassification
2025
42%
Level 3 or 4, moderately or well developed
259
English learners tested
| Grade | Tested | Level 1 | Level 2 | Level 3 | Level 4 | Level 3 or 4 |
|---|---|---|---|---|---|---|
| Grade 9 | 78 | 18% | 49% | 29% | 4% | 33% |
| Grade 10 | 54 | 20% | 20% | 41% | 19% | 59% |
| Grade 11 | 78 | 38% | 26% | 22% | 14% | 36% |
| Grade 12 | 49 | 27% | 29% | 29% | 16% | 45% |
Level 1 Minimally developed. Level 2 Somewhat developed. Level 3 Moderately developed. Level 4 Well developed.
View ELPAC by student group (24 groups)
| Student group | Tested | Level 1 | Level 2 | Level 3 | Level 4 | Level 3 or 4 |
|---|---|---|---|---|---|---|
| Hispanic or Latino | 244 | 27% | 30% | 30% | 12% | 43% |
| Economically Disadvantaged | 235 | 26% | 32% | 29% | 12% | 42% |
| ELs enrolled 12 months or more | 231 | 21% | 33% | 33% | 13% | 46% |
| No Special Education Services | 231 | 28% | 30% | 29% | 13% | 42% |
| Primary language: Spanish | 212 | 26% | 31% | 30% | 13% | 43% |
| EL - 6+ years in program | 178 | 8% | 39% | 37% | 16% | 53% |
| Female | 131 | 28% | 30% | 27% | 15% | 42% |
| Male | 127 | 24% | 34% | 32% | 10% | 42% |
| LTEL | 125 | 10% | 38% | 34% | 19% | 53% |
| Homeless | 52 | 50% | 31% | 17% | 2% | 19% |
| Primary language: All remaining languages | 42 | 29% | 36% | 26% | 10% | 36% |
| ELs enrolled fewer than 12 months | 28 | 71% | 25% | 0% | 4% | 4% |
| Special Education Services | 28 | 14% | 46% | 29% | 11% | 39% |
| EL - less than 1 year in program | 25 | 68% | 28% | 0% | 4% | 4% |
| Not Economically Disadvantaged | 24 | 25% | 33% | 29% | 13% | 42% |
| EL - 1 year in program | 21 | 81% | 0% | 19% | 0% | 19% |
| Migrant | 21 | 33% | 33% | 24% | 10% | 33% |
| At-Risk of LTEL | 15 | 60% | 7% | 27% | 7% | 33% |
| EL - 2 years in program | 11 | 64% | 27% | 0% | 9% | 9% |
| EL - 4 years in program | 10 | - | - | - | - | - |
| Filipino | 9 | - | - | - | - | - |
| EL - 3 years in program | 8 | - | - | - | - | - |
| EL - 5 years in program | 6 | - | - | - | - | - |
| Primary language: Filipino (Pilipino or Tagalog) | 5 | - | - | - | - | - |
Source: school_elpac, California Department of Education summative ELPAC 2025. Percentages are of English learners with a reported overall performance level. Grades and groups too small to report are suppressed by the state and show as -, which is not the same as zero.
Graduation Rate
High-school adjusted cohort graduation rates — most recent year
View graduation by subgroup (118 rows)
| Year | Cohort | Subgroup | Cohort Size | % Grad |
|---|---|---|---|---|
| 2025 | 4YR | All Students in School · All | 469 | 93% |
| 2025 | 4YR | Children with disabilities · All | 67 | 82% |
| 2025 | 4YR | Economically Disadvantaged · All | 348 | 94% |
| 2025 | 4YR | English Learner · All | 122 | 93% |
| 2025 | 4YR | Female · All | 214 | 95% |
| 2025 | 4YR | Filipino · All | 15 | 93% |
| 2025 | 4YR | Hispanic/Latino · All | 405 | 94% |
| 2025 | 4YR | Homeless · All | 78 | 91% |
| 2025 | 4YR | Male · All | 255 | 92% |
| 2025 | 4YR | Migrant · All | 25 | 92% |
| 2025 | 4YR | Multicultural/Multiethnic/Multiracial/other · All | 12 | 92% |
| 2025 | 4YR | White or Caucasian (not Hispanic) · All | 29 | 83% |
| 2024 | — | All Students in School · All | 540 | 92% |
| 2023 | 4YR | All Students in School · All | 496 | 90% |
| 2023 | 4YR | Children with disabilities · All | 63 | 78% |
| 2023 | 4YR | Economically Disadvantaged · All | 372 | 89% |
| 2023 | 4YR | English Learner · All | 99 | 80% |
| 2023 | 4YR | Female · All | 242 | 92% |
| 2023 | 4YR | Filipino · All | 25 | 80% |
| 2023 | 4YR | Hispanic/Latino · All | 414 | 90% |
| 2023 | 4YR | Homeless · All | 116 | 90% |
| 2023 | 4YR | Male · All | 254 | 89% |
| 2023 | 4YR | Migrant · All | 17 | 77% |
| 2023 | 4YR | Multicultural/Multiethnic/Multiracial/other · All | 13 | 100% |
| 2023 | 4YR | White or Caucasian (not Hispanic) · All | 34 | 97% |
| 2022 | 4YR | All Students in School · All | 541 | 92% |
| 2022 | 4YR | Asian · All | 11 | 91% |
| 2022 | 4YR | Children with disabilities · All | 58 | 81% |
| 2022 | 4YR | Economically Disadvantaged · All | 426 | 92% |
| 2022 | 4YR | English Learner · All | 126 | 87% |
| 2022 | 4YR | Female · All | 265 | 93% |
| 2022 | 4YR | Filipino · All | 11 | 100% |
| 2022 | 4YR | Hispanic/Latino · All | 465 | 93% |
| 2022 | 4YR | Homeless · All | 108 | 94% |
| 2022 | 4YR | Male · All | 276 | 91% |
| 2022 | 4YR | Migrant · All | 28 | 89% |
| 2022 | 4YR | Multicultural/Multiethnic/Multiracial/other · All | 12 | 92% |
| 2022 | 4YR | White or Caucasian (not Hispanic) · All | 27 | 82% |
| 2021 | 4yr_ACGR | All Students · All Students in School | 466 | 85% |
| 2021 | 4YR | All Students in School · All | 466 | 85% |
| 2021 | 4YR | American Indian/Alaska Native/Native American · All | 0 | — |
| 2021 | 4YR | Asian/Pacific Islander · All | 34 | 85% |
| 2021 | 4YR | Black (not Hispanic) African American · All | 16 | — |
| 2021 | 4YR | Children with disabilities · All | 71 | 62% |
| 2021 | 4YR | Economically Disadvantaged · All | 385 | 85% |
| 2021 | 4YR | English Learner · All | 89 | 72% |
| 2021 | 4YR | Foster care students · All | 2 | — |
| 2021 | 4YR | Hispanic/Latino · All | 366 | 86% |
| 2021 | 4YR | Homeless · All | 198 | 87% |
| 2021 | 4YR | Multicultural/Multiethnic/Multiracial/other · All | 15 | — |
| 2021 | 4YR | White or Caucasian (not Hispanic) · All | 35 | 75% |
| 2020 | 4YR | All Students in School · All | 466 | 86% |
| 2020 | 4YR | Black (not Hispanic) African American · All | 19 | 95% |
| 2020 | 4YR | Children with disabilities · All | 50 | 60% |
| 2020 | 4YR | Economically Disadvantaged · All | 368 | 84% |
| 2020 | 4YR | English Learner · All | 101 | 73% |
| 2020 | 4YR | Female · All | 233 | 90% |
| 2020 | 4YR | Filipino · All | 26 | 92% |
| 2020 | 4YR | Hispanic/Latino · All | 356 | 85% |
| 2020 | 4YR | Homeless · All | 132 | 77% |
| 2020 | 4YR | Male · All | 233 | 82% |
| 2020 | 4YR | Migrant · All | 15 | 93% |
| 2020 | 4YR | White or Caucasian (not Hispanic) · All | 51 | 88% |
| 2019 | 4YR | All Students in School · All | 466 | 86% |
| 2019 | 4YR | Asian · All | 35 | 95% |
| 2019 | 4YR | Black (not Hispanic) African American · All | 19 | 90% |
| 2019 | 4YR | Children with disabilities · All | 50 | 64% |
| 2019 | 4YR | Economically Disadvantaged · All | 368 | 84% |
| 2019 | 4YR | English Learner · All | 101 | 72% |
| 2019 | 4YR | Foster care students · All | 5 | — |
| 2019 | 4YR | Hispanic/Latino · All | 356 | 85% |
| 2019 | 4YR | Homeless · All | 132 | 77% |
| 2019 | 4YR | Multicultural/Multiethnic/Multiracial/other · All | 5 | — |
| 2019 | 4YR | White or Caucasian (not Hispanic) · All | 51 | 84% |
| 2018 | 4YR | All Students in School · All | 476 | 88% |
| 2018 | 4YR | American Indian/Alaska Native/Native American · All | 1 | — |
| 2018 | 4YR | Asian · All | 43 | 95% |
| 2018 | 4YR | Black (not Hispanic) African American · All | 14 | 75% |
| 2018 | 4YR | Children with disabilities · All | 49 | 64% |
| 2018 | 4YR | Economically Disadvantaged · All | 339 | 86% |
University Eligibility and Diploma Seals
A to G course completion and diploma seals for the 2025 four year adjusted cohort
2025
31%
Met UC and CSU entrance requirements (A to G)
Eligible to apply to a UC or CSU campus
2025
19%
State Seal of Biliteracy
2025
21%
Golden State Seal Merit Diploma
2025
4%
Cohort dropout rate
Cohort of 469 students. 93% graduated (CDE cohort measure, 2025). 1% still enrolled.
View A to G completion by student group (12 groups)
| Student group | Cohort | Graduated | A to G | Biliteracy | Dropout |
|---|---|---|---|---|---|
| All Students in School | 469 | 93% | 31% | 19% | 4% |
| Hispanic/Latino | 405 | 94% | 28% | 19% | 4% |
| Economically Disadvantaged | 348 | 94% | 28% | 21% | 4% |
| Male | 255 | 92% | 24% | 14% | 5% |
| Female | 214 | 95% | 39% | 26% | 3% |
| English Learner | 122 | 93% | 14% | 15% | 5% |
| Homeless | 78 | 91% | 13% | 13% | 6% |
| Children with disabilities | 67 | 82% | 11% | 4% | 5% |
| White or Caucasian (not Hispanic) | 29 | 83% | 42% | 25% | 7% |
| Migrant | 25 | 92% | 9% | 22% | 8% |
| Filipino | 15 | 93% | 57% | 21% | 7% |
| Multicultural/Multiethnic/Multiracial/other | 12 | 92% | 64% | 9% | 8% |
View earlier cohorts (3 years)
| Cohort year | Cohort | Graduated | A to G | Biliteracy | Golden State Seal | Dropout |
|---|---|---|---|---|---|---|
| 2023 | 496 | 90% | 38% | 13% | 24% | 6% |
| 2022 | 541 | 92% | 36% | 9% | 23% | 6% |
| 2020 | 466 | 86% | 42% | 13% | 22% | 7% |
Source: school_grad_outcomes, California Department of Education four year adjusted cohort outcomes for 2025. A to G refers to the subject requirements a student must complete to be eligible to apply to the University of California and California State University systems. Rates the department suppresses for small cohorts show as -.
SAT / ACT Participation
College-readiness exams from CRDC and state files
CRDC 2021
13
CRDC: total SAT/ACT takers
Sources: state assessment files (EDFacts), school_graduation_v2 (NCES adjusted-cohort), school_sat_act + CRDC SAT/ACT.