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San Marcos H S

2601 Rattler Rd, San Marcos, TX 78666

FSchola Grade
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Grades
9–12
High
Students
2,371
Enrolled 2024–25
Students per teacher
14.8 : 1
Full-time teachers
District
San Marcos CISD
Hays County

Schola Grade F · Far below average

Letter grade (A–F) · compared with 1,433 Texas high schools · How we grade
Test scores24% proficient in math & reading
9thpercentile
Equity18% of low-income students proficient
6thpercentile
Attendance69% chronically absent
1stpercentile
Graduation rate84% graduate in 4 years
7thpercentile
College readinessAt least 18% take AP, IB or dual-enrollment courses
35thpercentile
Class size14.8 students per teacher
44thpercentile

Percentiles compare this school with other Texas high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About San Marcos H S

San Marcos H S is a public high school in San Marcos, Texas, serving grades 9–12. It is part of San Marcos CISD. The school is located in a small city in Hays County.

In the 2024–25 school year, 2,371 students were enrolled, with about 14.8 students for every full-time teacher. That ratio is larger than the typical Texas high school (13.7 students per teacher). Its Schola Grade is F (far below average), compared with 1,433 Texas high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

2601 Rattler Rd
San Marcos, TX 78666
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School details

Type
Public School · What this means
Level
High
Grades offered
9–12
Enrollment (2024–25)
2,371 students
Students per teacher
14.8 to 1
AP courses offered
22
Charter school
No
Magnet school
No
Locale
City — Small
School district
San Marcos CISD
County
Hays County
NCES school ID
483897004452

Schools near San Marcos H S

All 20 schools in San Marcos →
Canyon H S
Public · Grades 9–12 · 2,414 students
B11 mi
Navarro H S
Public · Grades 9–12 · 703 students
B12 mi
Comal Academy
Alternative · Grades 11–12 · 76 students
12 mi

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.