Southridge High School may refer to:
Southridge High School (Kennewick), in Kennewick, Washington, United States Southridge High School (Beaverton, Oregon), in Beaverton, Oregon, United States Miami Southridge High School, in Miami, Florida, United States Southridge High School (Huntingburg, Indiana), United States Southridge School, in Surrey, British Columbia, Canada PAREF Southridge School, in Muntinlupa, Metro Manila, Philippines
See also South Ridge High School, in Phoenix, Arizona