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San Marcos H S

P O Box 1087, San Marcos, TX 78667 · (512)393-6805

Type
High
Grades
9–12
Enrollment
2,536
FTE teachers
163
Student/teacher
15.6:1
District
San Marcos CISD

About this school

San Marcos H S is a high school located in San Marcos, TX, serving grades 9–12 and approximately 2,536 students. Operated by San Marcos CISD, the campus sits about 33.1 miles from The Austin's newsroom and is part of The Austin's ongoing local education coverage.

The school employs roughly 163 full-time-equivalent classroom teachers for a student-to-teacher ratio of about 15.6:1. That ratio is roughly in line with the state average for TX public schools.

San Marcos H S is a traditional zoned public school within San Marcos CISD, meaning enrollment is generally tied to residence within the school's attendance boundary. Boundary maps and feeder patterns are published by the district and updated annually.

State accountability ratings for TEA are released annually and combine student achievement, growth, and closing-the-gaps metrics. The Austin publishes rating updates as soon as they become public each fall, with comparisons to nearby campuses and prior-year trends.

High school news from San Marcos H S — including graduation rates, college signing days, sports results, and state academic competitions — appears regularly in The Austin's San Marcos coverage.

Tip about San Marcos H S? Email editor@nexcom.media with the subject line "San Marcos H S". For more education coverage, see theaustin.org/schools or browse The Austin's latest reporting at theaustin.org/news. This profile uses public data from the National Center for Education Statistics (NCES) and is updated annually as new federal filings are released.

Frequently asked questions

Where is San Marcos H S located?
San Marcos H S is located at P O Box 1087 in San Marcos, TX 78667.
What grades does San Marcos H S serve?
The school serves grades 9 through 12 as a high campus.
How many students attend San Marcos H S?
Approximately 2,536 students were enrolled according to the most recent federal NCES filing.
What district operates San Marcos H S?
San Marcos H S is part of San Marcos CISD (NCES LEA ID: 4838970).
Is San Marcos H S a charter or magnet school?
San Marcos H S is a traditional zoned public school within San Marcos CISD.

Coverage from The Austin

The Austin covers San Marcos schools — board meetings, bond elections, ratings releases, academic and athletic news. Subscribe to the latest reporting at theaustin.org/news or /newsletter.

All schools we coverSchool news →Submit a tip

Data source: U.S. National Center for Education Statistics (NCES) Common Core of Data — canonical NCES page ↗. Per-school profile generated by The Austin from the most recent federal directory release. Updated 2026-07-21.

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