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SCHOOL COMMUNITY·SEGUIN ISD·NCES 483969004512

Seguin High School

1315 E CEDAR, SEGUIN, TX 78155 · (830) 401-8000 · Guadalupe County
GRADES 09–12HIGH31-TOWNTITLE IREGULAR SCHOOL2,020 STUDENTS
D
allk12 Grade
Scored higher than 13% of Texas public high schools
  • C-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • DBeats 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

Enrollment
2,020
High
DISTRICT 707 · STATE 796
Student : Teacher
15.6:1
129 FTE teachers
DISTRICT 18.0:1 · STATE 15.1:1
Free / Reduced Lunch
64%
1,302 students
DISTRICT 71% · 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

GradeStudentsShare
Grade 963431%
Grade 1053326%
Grade 1143922%
Grade 1241420%
Student demographics
44%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 44% · STATE 63% · US 70%
White
45222%
DISTRICT 22% · STATE 24% · US 43%
Hispanic
1,44271%
DISTRICT 72% · STATE 54% · US 30%
Black
844%
DISTRICT 4% · STATE 13% · US 15%
Asian
101%
DISTRICT 0% · STATE 6% · US 6%
Two+
251%
DISTRICT 2% · STATE 3% · US 5%
Native American
40%
DISTRICT 0% · STATE 0% · US 1%
Pacific Islander
30%
DISTRICT 0% · STATE 0% · US 0%
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
1,06853%
Female
95247%

Discussions

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Test scores

STAAR 2025-26 . % Meets Grade Level or Above
Reading
39.0%
TX avg 54.5% . +24.0pp since 2020
Mathematics
21.0%
TX avg 45.3% . +8.0pp since 2020

What this means: On the STAAR, Texas's statewide test, about 39 of every 100 students at this school read at grade level and about 21 of 100 do math at grade level. Across all Texas schools, those numbers are about 55 and 45. Reading scores are up about 24 points since 2020, while math scores are up about 8 points.

Performance levels, 2025-26

SubjectMasters Grade LevelMeets Grade LevelApproaches Grade LevelDid Not Meet Grade Level
Reading4.0%35.0%21.0%40.0%
Mathematics4.0%17.0%51.0%28.0%
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
2025-2639.0%21.0%
2024-2537.0%14.0%
2023-2441.0%18.0%
2022-2315.0%16.0%
2021-2210.0%16.0%
2020-2115.0%13.0%
% 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
40.0%
composite math + reading, all grades
Predicted
46.2%
based on TX schools with similar FRL share
Beats by
-6.2pp
below demographic expectation

What this means: About 40% of students here test proficient in math and reading, compared with the roughly 46% 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 Seguin High School

Seguin High School's state test result (40.0% proficient) is higher than 1 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Seguin High School this school2,02064.5%40.0%
Crockett Early College High School
AUSTIN
1,52965.5%40.5%
Victoria East High School
VICTORIA
1,86166.8%36.8%
Porter High School
PORTER
2,09468.4%46.5%
Carroll High School
CORPUS CHRISTI
1,92863.6%44.0%
Woodrow Wilson High School
DALLAS
1,83261.1%56.2%
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 Seguin High School ranks

Among high schools
MeasureThis schoolIn TexasIn Guadalupe County
State test proficiency
ranked highest first
40.0%#1,134 of 1,385#6 of 6
Math proficiency
ranked highest first
21.0%#1,303 of 1,425
▲ 53
#6 of 6
no change
Reading proficiency
ranked highest first
39.0%#1,262 of 1,425
▼ 47
#6 of 6
no change
3-year test score change
ranked biggest gain first
+14.5pp#639 of 1,184#4 of 6
Enrollment
ranked largest first
2,020#318 of 2,107#3 of 11
Students per teacher
ranked fewest first
15.6:1#840 of 1,344#4 of 6
Diversity index
ranked most diverse first
43.9%#835 of 1,346#6 of 6
Free and reduced lunch
ranked highest share first
64.5%#706 of 1,522#1 of 6
Enrollment change since 2017-18
ranked fastest growth first
+3.0%#576 of 672N/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 2024-25
Enrollment
2,020
-29 (-1%) vs 2020
+14% since 1990-91, when it was 1,768
Student : Teacher
15.6:1
was 16.4:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-252,020129.315.6:164% (1,302)
2023-242,110119.317.7:170% (1,483)
2022-232,101129.416.2:171% (1,493)
2020-212,04912516.4:159% (1,211)
2017-181,962127.815.4:152% (1,013)
2015-161,90113114.5:150% (960)
2010-111,95514813.2:154% (1,051)
2000-011,95913314.7:134% (658)
1990-911,76811016.1:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Seguin High School.

Since 2017-18: students up 3% (1,962 to 2,020); teachers up 1% (127.8 to 129.3).

About Seguin High School

Students in SEGUIN, Texas, attend Seguin High School, a large high school. It teaches 2,020 students in grades 9 through 12. By comparison, high schools in Texas enroll about 796 students on average.

SEGUIN ISD serves 7,290 students across 14 schools.

Hispanic students are 71% of those enrolled at Seguin High School. The rest of enrollment is 22% White and 4% Black. Census estimates put the Hispanic share of Guadalupe County's population at about 39%. Its diversity index, the chance that two randomly chosen students belong to different racial or ethnic groups, is 44%.

The student-to-teacher ratio at Seguin High School is 15.6:1, based on 129.3 full-time-equivalent teachers. That is in line with the 15.1:1 average for high schools in Texas. Lunch program data show 64% of students are eligible for free or reduced-price meals. It compares with 45% for public schools in Guadalupe County.

On the allk12 Grade, Seguin High School lands at D, ahead of 13% of Texas public high schools.

Seguin High School is 6.2 points below its predicted average proficiency rate across its state test results (40.0% versus 46.2%), which places it in neither the top nor the bottom 10% in Texas.

In the wider Guadalupe County area, median household income comes to about $92,375, 31% of adults hold a bachelor's degree or higher, and about 7% of people live in poverty. Guadalupe County's 49 public schools enroll about 30,977 students and include Seguin High School.

Measured in a straight line, Weinert Elementary School is about 0.6 miles from Seguin High School. Other public schools within five miles: at least 8. Seguin High School comes in 3rd of 6 nearby schools on average proficiency.

On the NCES locale scale, the school is Town: Fringe.

Federal data show 2,049 students in 2020-21 and 2,020 in 2024-25, a difference of under 3%.

Use the discussion section to ask about homework, tutoring, and testing dates at Seguin High School. Current and former families are welcome to add their experience.

Guadalupe County at a glance

View full county profile
Population
183,642
Census ACS
Median income
$92,375
Household, ACS
Bachelor's+
31%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
49
30,977 students

Quick facts

School name
Seguin High School
District
SEGUIN ISD
Address
1315 E CEDAR, SEGUIN, TX 78155
Phone
(830) 401-8000
County
Guadalupe County
Level
High
Grade range
09–12
Total enrollment
2,020
Teachers (FTE)
129
Student–teacher ratio
15.6:1
Free and reduced lunch
1,302 (64%)
Locale
31-Town: Fringe
NCES ID
483969004512
Charter school
No
Virtual school
No

Related schools

Other schools in SEGUIN ISD
Other schools in SEGUIN
Other Seguin High schools

One other US public school is named Seguin High. Seguin High School is the largest of the 2.

Nearby schools

Frequently asked questions

About Seguin High School
How large is Seguin High School?
Seguin High School enrolls approximately 2,020 students in grades 09-12.
Is Seguin High School an elementary, middle, or high school?
Seguin High School is a high school covering grades 09-12.
How many teachers does Seguin High School have?
Seguin High School employs 129 FTE teachers, for a student-to-teacher ratio of 15.6:1.
What is the student diversity at Seguin High School?
Student demographics at Seguin High School are roughly 22% White, 71% Hispanic, 4% Black, 1% Asian, 1% Two or more.
What district is Seguin High School in?
Seguin High School is part of SEGUIN ISD.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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