Bonanza High School

Bonanza High School is a high school in the Las Vegas Valley. It was built in 1976 and was the ninth high school to open in the area. History Bonanza opened in 1976, and is built in the same configuration as Eldorado High School, Basic High School and Vo-Tech high schools. In the 2004–2005 school year, many former Bonanza students were zoned to attend the newly opened Spring Valley High School. Athletics The Bonanza Bengals compete in Sunset 4A Region of the Nevada Interscholastic Activities Association (NIAA).