Sinton High School

School District

Sinton ISD

The official school calendar for Sinton High School follows the San Patricio County Public Schools district calendar for the 2025–2026 academic year. Below you will find key dates, holidays, and important school year information.

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Sinton High School Calendar 2025-2026

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School Day

Today

Holidays

Breaks/Recess

Non-Student Days

Period Start

Period End

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General Information

District: Sinton ISD (4840350)

School Type: Regular

Status: Open

Charter School: No

Grades Served:

9th - 12th

Contact Information

Address: P O BOX 1337, Sinton, TX 78387

County: San Patricio County

Phone: +1 (361) 364-6650

Website: sintonisd.net

Locale: Town, Distant (Code: 32)

Staff & Students

Number of Students: 601

Number of Teachers: 47

Student to Teacher Ratio: 12.9 : 1

Meal Programs

Free Lunch: 381

Reduced Lunch: 14

Directly Certified: N/A

Enrollment by Grade

601 Total Students

165 27.5%

151 25.1%

137 22.8%

148 24.6%

Student Demographics

Gender Distribution

Male 310 51.6%

Female 291 48.4%

Racial/Ethnic Distribution

White 100 16.6%

Black 6 1%

Hispanic 485 80.7%

Asian 5 0.8%

American Indian/Alaska Native 2 0.3%

Two or More Races 3 0.5%