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SCHOOL COMMUNITY·SAN MARCOS CISD·NCES 483897017035

Miller Middle School

301 FOXTAIL RUN, SAN MARCOS, TX 78666 · (512) 393-6660 · Hays County
GRADES 06–08MIDDLE13-CITYTITLE IREGULAR SCHOOL896 STUDENTS
Enrollment
896
Middle
DISTRICT 890 · STATE 643
Student : Teacher
14.7:1
61 FTE teachers
DISTRICT 15.0:1 · STATE 14.4:1
Free / Reduced Lunch
70%
626 students
DISTRICT 79% · STATE 65%
Community
1
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 628832%
Grade 730033%
Grade 830834%
Student demographics
52%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 42% · STATE 63% · US 70%
White
25729%
DISTRICT 18% · STATE 24% · US 43%
Hispanic
56563%
DISTRICT 74% · STATE 54% · US 30%
Black
425%
DISTRICT 4% · STATE 13% · US 15%
Asian
61%
DISTRICT 1% · STATE 6% · US 6%
Two+
233%
DISTRICT 2% · STATE 3% · US 5%
Native American
10%
DISTRICT 0% · STATE 0% · US 1%
Pacific Islander
20%
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
44750%
Female
44950%

Discussions

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Test scores

STAAR 2025-26 . % Meets Grade Level or Above
Reading
58.0%
TX avg 54.5% . +36.0pp since 2020
Mathematics
41.0%
TX avg 45.3% . +30.0pp since 2020

What this means: On the STAAR, Texas's statewide test, about 58 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 36 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
Reading35.0%23.0%22.0%20.0%
Mathematics19.0%22.0%24.0%35.0%
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
2025-2658.0%41.0%
2024-2553.0%36.0%
2023-2448.0%34.0%
2022-2325.0%13.0%
2021-2219.0%14.0%
2020-2122.0%11.0%
% 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
43.4%
composite math + reading, all grades
Predicted
43.9%
based on TX schools with similar FRL share
Beats by
-0.4pp
below demographic expectation

What this means: About 43% of students here test proficient in math and reading, compared with the roughly 44% 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 →

Where Miller Middle School ranks

Among middle schools
MeasureThis schoolIn TexasIn Hays County
State test proficiency
ranked highest first
43.4%#771 of 1,635#5 of 9
Math proficiency
ranked highest first
41.0%#906 of 1,670#7 of 11
Reading proficiency
ranked highest first
58.0%#670 of 1,670#6 of 11
3-year test score change
ranked biggest gain first
+30.5pp#75 of 1,570#4 of 11
Enrollment
ranked largest first
896#409 of 1,749#6 of 12
Students per teacher
ranked fewest first
14.7:1#780 of 1,542#3 of 11
Diversity index
ranked most diverse first
51.7%#829 of 1,543#3 of 11
Enrollment change since 2017-18
ranked fastest growth first
+14.6%#190 of 437#6 of 9
Ranked against other public middle 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.

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
896
+114 (+15%) vs 2017
Student : Teacher
14.7:1
was 14.0:1
% White
29%
was 33%
% Hispanic
63%
was 59%
% Black
5%
was 6%
% Asian
1%
was 0%
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree or reduced lunch
2024-2589661.214.7:170% (626)
2023-2490865.613.8:171% (645)
2022-239865617.6:174% (730)
2017-1878255.714.0:163% (494)
Source: NCES Common Core of Data. Rows are the federal collections on file for Miller Middle School.

About Miller Middle School

Miller Middle School is a medium-sized middle-grades school for students in SAN MARCOS, Texas. Its 896 students are spread across grades 6 through 8. The school's enrollment is 39% bigger than the 643 average for middle schools in Texas.

Miller Middle School is part of SAN MARCOS CISD, where 12 schools serve 8,222 students.

Roughly 63% of students at Miller Middle School are Hispanic. Other groups include 29% White, 5% Black, and 3% multiracial. By comparison, Hays County residents are about 39% Hispanic. Miller Middle School's diversity index is 52%, against a US figure of 70%.

The school employs the equivalent of 61.2 full-time teachers, for a ratio of 14.7:1. For comparison, middle schools in Texas average 14.4:1. The free or reduced-price lunch rate at Miller Middle School is 70%. For comparison, public schools in Hays County average 46%.

After adjusting for student poverty, Miller Middle School lands between the top and bottom 10% of Texas schools. Its average proficiency rate on state tests is 43.4%; the prediction is 43.9%.

Within Hays County, the median household income is $89,097, 43% of adults hold a bachelor's degree or higher, and about 6% of residents live below the federal poverty line. Besides Miller Middle School, Hays County has 62 other public schools.

Of nearby public schools, Hernandez Elementary School is the closest, at about 0.5 miles. Miller Middle School has at least 8 other public schools within five miles. Miller Middle School comes in 3rd of 6 nearby schools on average proficiency.

The school's setting, by NCES definition, is City: Small: inside a principal city with a population under 100,000.

The school enrolled 896 students in 2024-25, 114 more than the 782 it had in 2017-18. White students made up 33% of enrollment in 2017-18 and 29% in 2024-25.

Discussions about Miller Middle School may include school events, clubs, and volunteer needs. Questions from prospective families are welcome too.

Hays County at a glance

View full county profile
Population
268,638
Census ACS
Median income
$89,097
Household, ACS
Bachelor's+
43%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
63
46,946 students

Quick facts

School name
Miller Middle School
District
SAN MARCOS CISD
Address
301 FOXTAIL RUN, SAN MARCOS, TX 78666
Phone
(512) 393-6660
County
Hays County
Level
Middle
Grade range
06–08
Total enrollment
896
Teachers (FTE)
61
Student–teacher ratio
14.7:1
Free/Reduced lunch
626 (70%)
Locale
13-City: Small
NCES ID
483897017035
Charter school
No
Virtual school
No

Related schools

Other schools in SAN MARCOS CISD
Other schools in SAN MARCOS
Nearby schools

Frequently asked questions

About Miller Middle School
How many students attend Miller Middle School?
Miller Middle School enrolls approximately 896 students in grades 06-08.
Is Miller Middle School an elementary, middle, or high school?
Miller Middle School is a middle school covering grades 06-08.
What is the student-teacher ratio at Miller Middle School?
The student-to-teacher ratio at Miller Middle School is approximately 14.7:1 (61 FTE teachers).
What is the student diversity at Miller Middle School?
Student demographics at Miller Middle School are roughly 29% White, 63% Hispanic, 5% Black, 1% Asian, 3% Two or more.
Who oversees Miller Middle School?
Miller Middle School is overseen by SAN MARCOS CISD in Hays County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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