Grand Junction High School (GJHS) is a public high school located in Grand Junction, Colorado, United States.

It is part of the Mesa County Valley School District 51.

Originally founded in 1891, the school has been located at its current site on Fifth St. since 1956.

[10] Grand Junction's chosen athletic rival is Fruita Monument High School.

Some of the sports Grand Junction offers are: The school publishes a newspaper, The Orange and Black,[11] as well as a yearbook, The Tiger.