Enrollment
328
Elementary
DISTRICT 435 · STATE 519
SCHOOL COMMUNITY·MISSION CISD·NCES 483104003494
Castro Elementary School
200 S MAYBERRY, MISSION, TX 78572 · (956) 323-6800 · Hidalgo County
GRADES PK–05ELEMENTARY13-CITYTITLE IREGULAR SCHOOL328 STUDENTS
B
allk12 Grade
Scored higher than 64% of Texas public elementary 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 elementary schools
Student : Teacher
14.6:1
23 FTE teachers
DISTRICT 15.9:1 · STATE 15.1:1
Free / Reduced Lunch
92%
301 students
DISTRICT 87% · STATE 65%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Pre-K | 51 | 16% |
| Kindergarten | 56 | 17% |
| Grade 1 | 28 | 9% |
| Grade 2 | 43 | 13% |
| Grade 3 | 46 | 14% |
| Grade 4 | 58 | 18% |
| Grade 5 | 46 | 14% |
This year's kindergarten class (56) is 22% larger than its 5th grade class (46).
Student demographics
5%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 5% · 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
Test scores
STAAR 2025-26 . % Meets Grade Level or AboveReading
54.0%
TX avg 54.5% . +35.0pp since 2020
Mathematics
58.0%
TX avg 45.3% . +51.0pp since 2020
What this means: On the STAAR, Texas's statewide test, about 54 of every 100 students at this school read at grade level and about 58 of 100 do math at grade level. Across all Texas schools, those numbers are about 55 and 45. Reading scores are up about 35 points since 2020, while math scores are up about 51 points.
Performance levels, 2025-26
| Subject | Masters Grade Level | Meets Grade Level | Approaches Grade Level | Did Not Meet Grade Level |
|---|---|---|---|---|
| Reading | 22.0% | 32.0% | 29.0% | 17.0% |
| Mathematics | 26.0% | 32.0% | 21.0% | 21.0% |
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 | 54.0% | 58.0% |
| 2024-25 | 50.0% | 56.0% |
| 2023-24 | 46.0% | 47.0% |
| 2022-23 | 43.0% | 59.0% |
| 2021-22 | 38.0% | 29.0% |
| 2020-21 | 19.0% | 7.0% |
% 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
43.5%
composite math + reading, all grades
Predicted
34.5%
based on TX schools with similar FRL share
Beats by
+9.1pp
above demographic expectation
What this means: About 44% of students here test proficient in math and reading, compared with the roughly 35% 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 Castro Elementary School
Castro Elementary School's state test result (43.5% proficient) is higher than 2 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Castro Elementary School this school | 328 | 91.8% | 43.5% |
| Ysleta Elementary School EL PASO | 329 | 91.8% | 54.3% |
| David G Sanchez Elementary School LA FERIA | 330 | 92.7% | 52.1% |
| Rufino Mendoza Sr Elementary School FORT WORTH | 342 | 92.4% | 18.3% |
| Tornillo Intermediate School TORNILLO | 335 | 91.9% | 33.3% |
| Bowie Elementary School HARLINGEN | 335 | 93.4% | 61.3% |
Matched among Texas elementary 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 Castro Elementary School ranks
Among elementary schools| Measure | This school | In Texas | In Hidalgo County |
|---|---|---|---|
| State test proficiency ranked highest first | 43.5% | #2,142 of 4,401 | #90 of 181 |
| Math proficiency ranked highest first | 58.0% | #1,086 of 4,466 ▲ 77 | #37 of 183 ▼ 7 |
| Reading proficiency ranked highest first | 54.0% | #2,068 of 4,466 ▲ 417 | #82 of 183 ▲ 21 |
| 3-year test score change ranked biggest gain first | +5.0pp | #2,157 of 3,998 | #100 of 180 |
| Enrollment ranked largest first | 328 | #4,023 of 4,938 | #175 of 192 |
| Students per teacher ranked fewest first | 14.6:1 | #2,046 of 4,622 | #44 of 185 |
| Diversity index ranked most diverse first | 4.8% | #4,331 of 4,628 | #66 of 185 |
| Free and reduced lunch ranked highest share first | 91.8% | #877 of 4,789 | #79 of 190 |
| Enrollment change since 2017-18 ranked steepest decline first | -34.8% | #309 of 2,838 | #13 of 128 |
Ranked against other public elementary 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
328
-69 (-17%) vs 2020
-58% since 1990-91, when it was 773
Student : Teacher
14.6:1
was 16.5:1
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 | 328 | 22.5 | 14.6:1 | 92% (301) |
| 2023-24 | 336 | 22.5 | 14.9:1 | 92% (310) |
| 2022-23 | 360 | 25.3 | 14.3:1 | 95% (343) |
| 2020-21 | 397 | 24 | 16.5:1 | 95% (376) |
| 2017-18 | 503 | 32.5 | 15.5:1 | 93% (468) |
| 2015-16 | 545 | 32 | 17.0:1 | 93% (505) |
| 2010-11 | 671 | 36 | 18.6:1 | 0% (0) |
| 2000-01 | 598 | 38 | 15.7:1 | 0% (0) |
| 1990-91 | 773 | 35 | 22.1:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Castro Elementary School.
Since 2017-18: students down 35% (503 to 328); teachers down 31% (32.5 to 22.5).
About Castro Elementary School
Castro Elementary School is one of the public schools in MISSION, Texas. It is a small elementary school. The school reports 328 students in pre-K through 5. The school's enrollment is 37% smaller than the 519 average for elementary schools in Texas.
The district, MISSION CISD, has 13,765 students enrolled across 22 schools.
About 98% of the student body at Castro Elementary School is Hispanic. Other students are 2% White. Pick two students at random and there is a 5% chance they belong to different racial or ethnic groups; that figure is the school's diversity index.
The school reports 22.5 full-time-equivalent teachers, which works out to about 14.6 students per teacher. For comparison, elementary schools in Texas average 15.1:1. The free or reduced-price lunch share, often used to gauge student poverty, is 92%.
allk12 grades Castro Elementary School a B. The grade compares the school only with Texas public elementary schools, because each state gives its own test.
Based on its free or reduced-price lunch share, the BeatsExpectations model predicts an average proficiency rate on state tests of 34.5% for Castro Elementary School. The school posts 43.5%, 9.1 points above the prediction.
County data help place the school in context: in Hidalgo County, the median household income is $54,338, about 21% of adults have at least a bachelor's degree, and roughly 23% of residents are in poverty. In all, Hidalgo County has 364 public schools and roughly 212,859 students.
The nearest public school is Texasworks - Mission, at about 0.7 miles. Inside a five-mile radius, there are at least 8 other public schools. The school's 43.5% average proficiency ranks 2nd among 6 nearby schools.
For locale, NCES codes Castro Elementary School as City: Small.
Federal data show a 17% enrollment decrease, from 397 in 2020-21 to 328 in 2024-25. Over the same period, the student-to-teacher ratio fell to 14.6:1, from 16.5:1.
Posts about school events, clubs, and volunteer needs are welcome on this page. Reviews and ratings from people who know the school are welcome.
Hidalgo County at a glance
View full county profilePopulation
891,977
Census ACS
Median income
$54,338
Household, ACS
Bachelor's+
21%
Adults 25+
Poverty rate
23%
Below federal line
Schools in county
364
212,859 students
Quick facts
Related schools
Other schools in MISSION CISD
- Mission High SchoolHigh · 2,154 students
- Veterans Memorial High SchoolHigh · 1,737 students
- White Junior High SchoolMiddle · 831 students
- Alton Memorial Junior High SchoolMiddle · 819 students
- Mission Junior High SchoolMiddle · 711 students
- Mims Elementary SchoolElementary · 673 students
Other schools in MISSION
- Mission High SchoolHigh · 2,154 students
- La Joya Palmview High SchoolHigh · 2,073 students
- Juarez-Lincoln High SchoolHigh · 1,952 students
- Veterans Memorial High SchoolHigh · 1,737 students
- Sharyland High SchoolHigh · 1,527 students
- Sharyland Pioneer High SchoolHigh · 1,511 students
Other Castro Elementary schools
One other US public school is named Castro Elementary. Castro Elementary School is the largest of the 2.
- Castro Elementary SchoolDENVER, CO · 241 students
Nearby schools
- Texasworks - Mission0.7 mi · 15
- Premier H S of Mission0.7 mi · 178
- Pearson Elementary School1.1 mi · 307
- Excellence in Leadership Academy1.1 mi · 183
- Bryan Elementary School1.2 mi · 653
- Mission Junior High School1.2 mi · 711
Frequently asked questions
About Castro Elementary SchoolHow large is Castro Elementary School?
Castro Elementary School enrolls approximately 328 students in grades PK-05.
Is Castro Elementary School an elementary, middle, or high school?
Castro Elementary School is an elementary school covering grades PK-05.
How many teachers does Castro Elementary School have?
Castro Elementary School employs 23 FTE teachers, for a student-to-teacher ratio of 14.6:1.
What is the student diversity at Castro Elementary School?
Student demographics at Castro Elementary School are roughly 2% White, 98% Hispanic, 0% Black.
What district is Castro Elementary School in?
Castro Elementary School is part of MISSION CISD.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.