Moapa Valley High School is a 3A public high school in Overton, Nevada, United States and is part of the Clark County School District (CCSD).

In the year 1914 Moapa Valley High School opened.

This school housed grades kindergarten through 12.

As the town grew a second building was added in 1922, this included a 250-seat auditorium and a gymnasium.

More information concerning the school and the valley can be found in the books 100 Years on the Muddy, or Grant M. Bowler: The Man and His Time.