Tri-Valley High School may refer to:
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Tri-Valley Central School
Tri-Valley Secondary School is located on 34 Moore Hill Road, near the Rondout Reservoir, east of Grahamsville, New York, Grahamsville, New York (state), New York. It educates students from pre-kindergarten to twelfth grade and is within the Tri-Va ...
, Grahamsville, New York
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Tri-Valley High School, Cambridge, Idaho
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Tri-Valley High School, Downs, Illinois
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Tri-Valley High School, Dresden, Ohio
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Tri-Valley High School, Colton, South Dakota
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Tri-Valley School, Healy, Alaska
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Tri-Valley Junior/Senior High School, Hegins, Pennsylvania
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