Sunnyvale High School

School District

Sunnyvale ISD

The official school calendar for Sunnyvale High School follows the Dallas 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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Sunnyvale 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: Sunnyvale ISD (4841880)

School Type: Regular

Status: Open

Charter School: No

Grades Served:

9th - 12th

Contact Information

Address: 222 N Collins RD, Sunnyvale, TX 75182

County: Dallas County

Phone: +1 (972) 203-4600

Website: sunnyvaleisd.com

Locale: Suburban, Large (Code: 21)

Staff & Students

Number of Students: 733

Number of Teachers: 50

Student to Teacher Ratio: 14.7 : 1

Meal Programs

Free Lunch: 100

Reduced Lunch: 17

Directly Certified: N/A

Enrollment by Grade

733 Total Students

202 27.6%

165 22.5%

187 25.5%

179 24.4%

Student Demographics

Gender Distribution

Male 397 54.2%

Female 336 45.8%

Racial/Ethnic Distribution

White 337 46%

Black 68 9.3%

Hispanic 109 14.9%

Asian 193 26.3%

American Indian/Alaska Native 1 0.1%

Native Hawaiian/Pacific Islander 1 0.1%

Two or More Races 24 3.3%