Forest Hills High School, located in Sidman, Pennsylvania, is a public high school serving 626 students in grades 10-12. It is a school of the Forest Hills School District.
The principal is Edwin Bowser. It once was composed of 4 high schools before their unification to Forest Hills in 1966. The 4 high schools were: Triangle Area, Adams-Summerhill, South Fork-Croyle, and Beaverdale-Wilmore. The district encompasses 3 townships: Adams, Croyle, and Summerhill.
Notable alumni include Shawn Hillegas, former Major League Baseball pitcher and former minor league baseball player Rick Roberts.