1
Enrollment
2,626
High
DISTRICT 1,071 · STATE 796
SCHOOL COMMUNITY·MEDINA VALLEY ISD·NCES 483006003373
Medina Valley High School
8365 F M 471 S, CASTROVILLE, TX 78009 · (830) 931-2243 · Medina County
GRADES 09–12HIGH41-RURALTITLE IREGULAR SCHOOL2,626 STUDENTS
B+
allk12 Grade
Scored higher than 74% of Texas public high schools
- B+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- A-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- B-Three-year trend Change in reading and math proficiency over the last three test years.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Texas public high schools
Student : Teacher
18.4:1
143 FTE teachers
DISTRICT 17.6:1 · STATE 15.1:1
Free / Reduced Lunch
50%
1,302 students
DISTRICT 54% · STATE 65%
Community
1
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 736 | 28% |
| Grade 10 | 694 | 26% |
| Grade 11 | 633 | 24% |
| Grade 12 | 563 | 21% |
Student demographics
54%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 53% · STATE 63% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
School pathway
Based on grade levels within MEDINA VALLEY ISD. Attendance zones can vary; confirm enrollment with the district.
Test scores
STAAR 2025-26 . % Meets Grade Level or AboveReading
60.0%
TX avg 54.5% . +40.0pp since 2020
Mathematics
41.0%
TX avg 45.3% . +16.0pp since 2020
What this means: On the STAAR, Texas's statewide test, about 60 of every 100 students at this school read at grade level and about 41 of 100 do math at grade level. Across all Texas schools, those numbers are about 55 and 45. Reading scores are up about 40 points since 2020, while math scores are up about 16 points.
Performance levels, 2025-26
| Subject | Masters Grade Level | Meets Grade Level | Approaches Grade Level | Did Not Meet Grade Level |
|---|---|---|---|---|
| Reading | 8.0% | 52.0% | 17.0% | 23.0% |
| Mathematics | 12.0% | 29.0% | 42.0% | 17.0% |
Share of tested students at each STAAR level. Each student counts in one level, so a row adds to about 100%.
STAAR results by year
| School year | Reading | Mathematics |
|---|---|---|
| 2025-26 | 60.0% | 41.0% |
| 2024-25 | 60.0% | 32.0% |
| 2023-24 | 70.0% | 43.0% |
| 2022-23 | 37.0% | 35.0% |
| 2021-22 | 28.0% | 18.0% |
| 2020-21 | 20.0% | 25.0% |
% Meets Grade Level or Above, all students and all tested grades.
Source: STAAR. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
65.8%
composite math + reading, all grades
Predicted
52.5%
based on TX schools with similar FRL share
Beats by
+13.2pp
above demographic expectation
What this means: About 66% of students here test proficient in math and reading, compared with the roughly 53% typical for Texas schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Texas's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Medina Valley High School
Medina Valley High School's state test result (65.8% proficient) is higher than 5 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Medina Valley High School this school | 2,626 | 49.6% | 65.8% |
| Legacy High School MIDLAND | 2,735 | 47.9% | 39.8% |
| Madison High School SAN ANTONIO | 2,616 | 50.8% | 54.9% |
| Midland High School MIDLAND | 2,718 | 48.9% | 32.2% |
| Bastrop High School BASTROP | 1,767 | 49.1% | 46.6% |
| Macarthur High School SAN ANTONIO | 2,033 | 56.8% | 52.9% |
Matched among Texas high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Medina Valley High School ranks
Among high schools| Measure | This school | In Texas | In Medina County |
|---|---|---|---|
| State test proficiency ranked highest first | 65.8% | #343 of 1,385 | N/A |
| Math proficiency ranked highest first | 41.0% | #788 of 1,425 ▲ 141 | N/A |
| Reading proficiency ranked highest first | 60.0% | #633 of 1,425 ▼ 53 | N/A |
| 3-year test score change ranked biggest gain first | +14.5pp | #634 of 1,184 | N/A |
| Enrollment ranked largest first | 2,626 | #145 of 2,107 | #1 of 7 |
| Students per teacher ranked fewest first | 18.4:1 | #1,212 of 1,344 | N/A |
| Diversity index ranked most diverse first | 54.3% | #534 of 1,346 | N/A |
| Free and reduced lunch ranked highest share first | 49.6% | #1,020 of 1,522 | N/A |
| Enrollment change since 2017-18 ranked fastest growth first | +83.8% | #35 of 672 | N/A |
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
2,626
+870 (+50%) vs 2020
+440% since 1990-91, when it was 486
Student : Teacher
18.4:1
was 17.1:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 2,626 | 143.1 | 18.4:1 | 50% (1,302) |
| 2023-24 | 2,412 | 138.6 | 17.4:1 | 48% (1,155) |
| 2022-23 | 2,147 | 126.4 | 17.0:1 | 51% (1,087) |
| 2020-21 | 1,756 | 103 | 17.1:1 | 40% (710) |
| 2017-18 | 1,429 | 83.3 | 17.1:1 | 48% (691) |
| 2015-16 | 1,236 | 73 | 16.9:1 | 45% (557) |
| 2010-11 | 1,034 | 67 | 15.4:1 | 41% (426) |
| 2000-01 | 924 | 62 | 14.9:1 | 26% (236) |
| 1990-91 | 486 | 37 | 13.1:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Medina Valley High School.
Since 2017-18: students up 84% (1,429 to 2,626); teachers up 72% (83.3 to 143.1).
About Medina Valley High School
Medina Valley High School is a large high school in Texas, with an address in CASTROVILLE. The school covers grades 9 through 12 and reported 2,626 students in 2024-25. That puts enrollment 230% larger than the 796-student average for high schools in Texas.
MEDINA VALLEY ISD is responsible for 9 schools, Medina Valley High School included, with 9,638 students in all.
At Medina Valley High School, 63% of students are Hispanic. Smaller groups are 24% White, 7% Black, and 4% multiracial. For comparison, the population of Medina County is roughly 52% Hispanic. The diversity index for Medina Valley High School is 54%. For US public schools as a whole it is 70%.
Staffing at Medina Valley High School comes to 143.1 full-time-equivalent teachers, or 18.4:1. By comparison, the average for high schools in Texas is 15.1:1. Medina Valley High School counts 50% of students as eligible for free or reduced-price lunch.
Medina Valley High School holds a B+ allk12 Grade, placing it above 74% of Texas public high schools.
When test results are adjusted for free or reduced-price lunch eligibility, Medina Valley High School is 13.2 points above its prediction. Actual: 65.8%. Predicted: 52.5%.
The school is in Medina County, where median household income comes to about $78,074, roughly 23% of adults have a four-year degree or more, and the share of residents below the poverty line is 6%. Medina County counts 24 public schools with about 13,127 students.
Medina Valley Middle School is the nearest public school to Medina Valley High School, about 0.4 miles away. Counting only straight-line distance, 5 other public schools are within five miles. Among its closest neighbors with test data, Medina Valley High School is 1st of 9 on proficiency.
Its location is classified as Rural: Fringe by the National Center for Education Statistics.
Between 2020-21 and 2024-25, reported enrollment went from 1,756 to 2,626. Such a large difference may reflect a change in the grades served. The student-to-teacher ratio increased from 17.1:1 in 2020-21 to 18.4:1 in 2024-25.
On allk12, people connected to Medina Valley High School can post about athletics, class schedules, and weather closures. Current and former families are welcome to add their experience.
Medina County at a glance
View full county profilePopulation
53,547
Census ACS
Median income
$78,074
Household, ACS
Bachelor's+
23%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
24
13,127 students
Quick facts
Related schools
Other schools in MEDINA VALLEY ISD
- Medina Valley Middle SchoolMiddle · 1,157 students
- Medina Valley Loma Alta Middle SchoolMiddle · 1,046 students
- Silos Elementary SchoolElementary · 1,011 students
- Luckey Ranch Elementary SchoolElementary · 945 students
- Potranco Elementary SchoolElementary · 839 students
- Ladera Elementary SchoolElementary · 804 students
Other schools in CASTROVILLE
- Medina Valley Middle SchoolMiddle · 1,157 students
- Castroville Elementary SchoolElementary · 600 students
Nearby schools
- Medina Valley Middle School0.4 mi · 1,157
- Lacoste Elementary School2.3 mi · 610
- Castroville Elementary School3.1 mi · 600
- Silos Elementary School4.1 mi · 1,011
- Ladera Elementary School4.9 mi · 804
- Medina Valley Loma Alta Middle School5.9 mi · 1,046
Frequently asked questions
About Medina Valley High SchoolWhat is the total enrollment at Medina Valley High School?
Medina Valley High School enrolls approximately 2,626 students in grades 09-12.
What grades does Medina Valley High School serve?
Medina Valley High School serves grades 09-12.
How many teachers does Medina Valley High School have?
Medina Valley High School employs 143 FTE teachers, for a student-to-teacher ratio of 18.4:1.
What is the racial breakdown of students at Medina Valley High School?
At Medina Valley High School, the student body is approximately 24% White, 63% Hispanic, 7% Black, 2% Asian, 4% Two or more.
Is Medina Valley High School public or private?
Medina Valley High School is a public K-12 school, overseen by MEDINA VALLEY ISD.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.