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7x Ches-Mont Champs

With a 50–24 victory over Oxford, the Vanguards secured their seventh consecutive American Division championship and pushed their divisional winning streak to 31.

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Something for Everyone!

Extracurricular activities are considered a vital part of the Sun Valley experience.

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The image shows a basketball player in a black and gold uniform dribbling the ball on a basketball court, with officials and a scoreboard visible in the background.
Luci Damico Scores 1,000th Career Point

Her achievement is a testament to her dedication, consistency, and impact on the court throughout her high school career.

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Sun Valley Celebrates Honor Societies Induction

Congratulations to all students recognized for their hard work, leadership, and service!

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Mobile Dentist Returns on February 19

Does your student need to see the dentist? We are excited to partner with The Smile Program: My School Dentist to offer in-school dental care on February 19, 2026.

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Portrait of a Graduate

Our graduates will be persons of character skilled in communicating and collaborating and capable of thinking critically and creatively.

Welcome to Sun Valley!

About Us

Sun Valley High School, home of the Vanguards, is proud to educate over 1050 students in grades 9-12. The high school offers many academic, technical, business, music and arts programs as well as a full array of extra-curricular activities. Our academic courses range from college prep to honors to advanced placement.