Ankeny Centennial High School (ACHS) is a public high school in Ankeny, Iowa, United States, serving grades 10 through 12 and opened in 2013.

Ankeny Centennial opened in 2013, covering the northern part of the school district.

[6] ACHS has five competitive show choirs: the mixed-gender "Spectrum", "Eternal Rush", and "Chaos" as well as the all-female "Vortex".

[10] The program hosts an annual competition, the Mid-Iowa Show Choir Championships.

[11] Spectrum finished second at a national invite in 2016 and was undefeated in its 2020 season, capturing vocal and choreography awards at every competition.