Ridgedale High School voted to join the Northwest Central Conference in 2021. Ridgedale High School previously competed as a charter member of the Northern 10 Athletic Conference, which was formed for the 2014–15 school year.
Ridgedale High School chose to participate with the Northwest Central Conference in 2021. It had previously been a part of the Northern 10 Athletic Conference, which was created for the 2014–15 academic period.