It was built in 1976 and was the ninth high school to open in the area.

In the 2004–2005 school year, many former Bonanza students were zoned to attend the newly opened Spring Valley High School.

[citation needed] The Bonanza Bengals compete in Sunset 4A Region of the Nevada Interscholastic Activities Association (NIAA).

When the school first opened in the 1970s it won many state championships in basketball, wrestling, volleyball, tennis, and golf.

[citation needed] Today Bonanza Athletics are best known for its Tennis and Lacrosse programs, with the varsity Tennis team winning the 4A Nevada State Championship in 2001, 2002, 2003, 2005, 2008, the Men's Lacrosse team winning state 3 consecutive times in 2007, 2008, and the Women's Lacrosse team 4 consecutive times in 2005, 2006, 2007, 2008.