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SCHOOL COMMUNITY·LA JOYA ISD·NCES 482613005528

Guillermo Flores Elementary School

1913 ROQUE SALINAS, MISSION, TX 78572 · (956) 323-2760 · Hidalgo County
GRADES PK–05ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL452 STUDENTS
B
allk12 Grade
Scored higher than 57% 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.
  • C-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

Enrollment
452
Elementary
DISTRICT 489 · STATE 519
Student : Teacher
15.7:1
29 FTE teachers
DISTRICT 15.1:1 · STATE 15.1:1
Free / Reduced Lunch
93%
421 students
DISTRICT 92% · STATE 65%
Community
1
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

GradeStudentsShare
Pre-K6314%
Kindergarten5612%
Grade 15612%
Grade 27116%
Grade 36615%
Grade 47416%
Grade 56615%

This year's kindergarten class (56) is 15% smaller than its 5th grade class (66).

Student demographics
0%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 0% · STATE 63% · US 70%
Hispanic
451100%
DISTRICT 100% · STATE 54% · US 30%
Black
10%
DISTRICT 0% · STATE 13% · US 15%
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
Male
22149%
Female
23151%

Discussions

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Test scores

STAAR 2025-26 . % Meets Grade Level or Above
Reading
48.0%
TX avg 54.5% . +26.0pp since 2020
Mathematics
45.0%
TX avg 45.3% . +30.0pp since 2020

What this means: On the STAAR, Texas's statewide test, about 48 of every 100 students at this school read at grade level and about 45 of 100 do math at grade level. Across all Texas schools, those numbers are about 55 and 45. Reading scores are up about 26 points since 2020, while math scores are up about 30 points.

Performance levels, 2025-26

SubjectMasters Grade LevelMeets Grade LevelApproaches Grade LevelDid Not Meet Grade Level
Reading24.0%24.0%20.0%32.0%
Mathematics19.0%26.0%22.0%33.0%
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 yearReadingMathematics
2025-2648.0%45.0%
2024-2549.0%38.0%
2023-2457.0%47.0%
2022-2351.0%53.0%
2021-2233.0%35.0%
2020-2122.0%15.0%
% 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 · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
43.0%
composite math + reading, all grades
Predicted
33.9%
based on TX schools with similar FRL share
Beats by
+9.1pp
above demographic expectation

What this means: About 43% of students here test proficient in math and reading, compared with the roughly 34% 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 Guillermo Flores Elementary School

Guillermo Flores Elementary School's state test result (43.0% proficient) is higher than 3 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Guillermo Flores Elementary School this school45293.1%43.0%
Fidel and Andrea R Villarreal Elementary School
ZAPATA
44593.5%45.5%
Veterans Memorial Elementary School
ROMA
45893.9%67.0%
Narciso Cavazos
MISSION
47194.3%36.7%
Lyndon B Johnson Elementary School
ELSA
47091.9%32.9%
Escandon Elementary School
MCALLEN
47893.9%41.8%
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 Guillermo Flores Elementary School ranks

Among elementary schools
MeasureThis schoolIn TexasIn Hidalgo County
State test proficiency
ranked highest first
43.0%#2,210 of 4,401#94 of 181
Math proficiency
ranked highest first
45.0%#2,313 of 4,466
▲ 648
#119 of 183
▲ 14
Reading proficiency
ranked highest first
48.0%#2,778 of 4,466
▼ 175
#122 of 183
▼ 11
3-year test score change
ranked biggest drop first
-5.5pp#640 of 3,998#23 of 180
Enrollment
ranked largest first
452#3,000 of 4,938#124 of 192
Students per teacher
ranked fewest first
15.7:1#3,032 of 4,622#78 of 185
Diversity index
ranked most diverse first
0.4%#4,569 of 4,628#150 of 185
Free and reduced lunch
ranked highest share first
93.1%#720 of 4,789#67 of 190
Enrollment change since 2017-18
ranked steepest decline first
-9.4%#2,072 of 2,838#98 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 2024-25
Enrollment
452
+45 (+11%) vs 2020
-42% since 1990-91, when it was 785
Student : Teacher
15.7:1
was 13.1:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2545228.915.7:193% (421)
2023-2446431.814.6:198% (455)
2022-2343433.113.1:193% (404)
2020-214073113.1:198% (397)
2017-1849930.716.3:187% (436)
2015-165553814.6:189% (494)
2010-116504215.5:11% (6)
2000-017134217.0:190% (641)
1990-917853820.7:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Guillermo Flores Elementary School.

Since 2017-18: students down 9% (499 to 452); teachers down 6% (30.7 to 28.9).

About Guillermo Flores Elementary School

In MISSION, Texas, part of Hidalgo County, Guillermo Flores Elementary School is an elementary school. It enrolls 452 students in 2024-25. The grades offered are pre-K through 5.

Guillermo Flores Elementary School falls under LA JOYA ISD, which has 36 schools enrolling 22,942 students.

Guillermo Flores Elementary School is 100% Hispanic by enrollment. The diversity index for Guillermo Flores Elementary School is 0%. For US public schools as a whole it is 70%.

The school has 28.9 full-time-equivalent teachers and a ratio of 15.7 students per teacher. The average ratio among elementary schools in Texas is similar, at 15.1:1. Of all students at Guillermo Flores Elementary School, 93% are eligible for free or reduced-price lunch. Public schools in Hidalgo County average 85%.

Among Texas public elementary schools, Guillermo Flores Elementary School outscored 57%, which works out to a B on the allk12 Grade.

The allk12 BeatsExpectations score for Guillermo Flores Elementary School is +9.1 points: 43.0% actual, 33.9% predicted.

American Community Survey estimates for Hidalgo County show that median household income comes to about $54,338, a bachelor's degree or higher is held by about 21% of adults, and the poverty rate is about 23%. The county's public schools total 364, with about 212,859 students.

Leo J Leo Elementary School is about 0.1 miles away, making it the nearest public school. There are at least 8 more public schools inside five miles. Ranking the closest schools with test data puts Guillermo Flores Elementary School at 7th of 8.

Locale data from NCES put Guillermo Flores Elementary School in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more (Suburb: Large).

Over 4 years, enrollment increased by 45 students, from 407 to 452. Federal data show the ratio rising from 13.1:1 to 15.7:1.

The Guillermo Flores Elementary School discussion page is a place for open houses, carpools, and field trips. You can also rate the school on this page.

Hidalgo County at a glance

View full county profile
Population
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

School name
Guillermo Flores Elementary School
District
LA JOYA ISD
Address
1913 ROQUE SALINAS, MISSION, TX 78572
Phone
(956) 323-2760
County
Hidalgo County
Level
Elementary
Grade range
PK–05
Total enrollment
452
Teachers (FTE)
29
Student–teacher ratio
15.7:1
Free and reduced lunch
421 (93%)
Locale
21-Suburb: Large
NCES ID
482613005528
Charter school
No
Virtual school
No

Related schools

Other schools in LA JOYA ISD
Other schools in MISSION
Nearby schools

Frequently asked questions

About Guillermo Flores Elementary School
How large is Guillermo Flores Elementary School?
Guillermo Flores Elementary School enrolls approximately 452 students in grades PK-05.
What age range does Guillermo Flores Elementary School serve?
Guillermo Flores Elementary School serves students from grade PK through grade 05.
What is the student-teacher ratio at Guillermo Flores Elementary School?
The student-to-teacher ratio at Guillermo Flores Elementary School is approximately 15.7:1 (29 FTE teachers).
How diverse is Guillermo Flores Elementary School?
Guillermo Flores Elementary School reports a student body of 100% Hispanic, 0% Black.
Who oversees Guillermo Flores Elementary School?
Guillermo Flores Elementary School is overseen by LA JOYA ISD in Hidalgo County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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