SchoolRow
#946

Miller Middle

San Marcos, TX · San Marcos CISD · Grades 6-8

946th of 1,701 Texas middle schools statewide · better than 44% Improving

908
Students
2023–24 enrollment
14:1
Student / teacher ratio
71%
Free / reduced-price lunch
low-income indicator
23.8%
Chronically absent
TX average 19%

Miller Middle ranking

SchoolRow ranks Miller Middle 946th of 1,701 Texas middle schools for 2024–25, based on STAAR % at Meets Grade Level or above, 2024–25 (TAPR) English and Math results — better than 44% of middle schools statewide. Its statewide percentile went from 33th in 2019 to 44th in 2025 — improving.

Statewide percentile by year
25%50%75%44%201920202025no testing 2020–21

Miller Middle test scores

Percent meeting or exceeding the state standard, STAAR % at Meets Grade Level or above, 2024–25 (TAPR) · 829 students tested

English Language Arts
This school
53%
TX average
54%
Math
This school
36%
TX average
45%
Science
This school
47%
TX average
47%
English Language Arts over time this school TX average
25%50%75%53%54%201920202025no testing 2020–21
Math over time this school TX average
25%50%75%36%45%201920202025no testing 2020–21

Miller Middle students

Racial and ethnic breakdown of 908 students (202324, NCES) — and how it has shifted since 2015

Hispanic63%White28%
Hover the pie for details
Hispanic 63%White 28%62%30%20152023
GroupTrend20152023Change
Hispanic62.3%63.0% 0.7 pts
White29.5%28.1% 1.4 pts
Black5.1%5.0% 0.1 pts
Two or more races1.8%2.0% 0.2 pts
Asian1.0%1.2% 0.2 pts
Pacific Islander0.1%0.7% 0.6 pts

Homes near Miller Middle

Typical home value $316K in zip 78666 as of 2026-05 · trend since 2007

$104K$209K$313K$417K$328K20072010201520202025

Data Provided by Zillow Group

See recently sold homes in 78666 on Zillow →

Middle schools near Miller Middle

Closest same-level schools, with 2024–25 state rank

View on the map →

Frequently asked questions

What school district is Miller Middle in?

Miller Middle is part of the San Marcos CISD district in San Marcos, Texas.

Is Miller Middle a good school?

SchoolRow ranks Miller Middle 946th of 1,701 Texas middle schools (better than 44% statewide) based on 2024–25 test results (STAAR % at Meets Grade Level or above, 2024–25 (TAPR)).

What is the racial makeup of Miller Middle?

Hispanic 63%, White 28%, Black 5%, Two or more races 2% (908 students, 2023–24).

How much do homes near Miller Middle cost?

The typical home value in zip code 78666 is $316K as of 2026-05 (Zillow ZHVI).

Sources: state education department data (STAAR % at Meets Grade Level or above, 2024–25 (TAPR), low-income, chronic absenteeism), National Center for Education Statistics via the Urban Institute (enrollment, demographics, staffing), Zillow Group (home values). Rankings are computed by SchoolRow from state English and Math results within grade level; they measure test performance, not everything that makes a school good.