hˈɪdən vˈæli hˈaɪ skˈuːl wʌz ˈoʊpənd fɚðə tˈuː θˈaʊzənd tˈuː zˈiəɹoʊ θɹˈiː skˈuːl jˈɪɹ baɪ ɹˈoʊnoʊk kˈaʊnti pˈʌblɪk skˈuːlz ɪn ɹᵻspˈɑːns tʊ ˌoʊvɚkɹˈaʊdɪŋ æt kˈeɪv spɹˈɪŋ hˈaɪ skˈuːl.
Hidden Valley High School was opened for the 2002–03 school year by Roanoke County public schools in response to overcrowding at Cave Spring High School.