The future of the MBC was threatened by more re-alignment in OHSAA conferences, as five of the league's former members submitted "intent to withdraw" letters to commissioner Wintermute in 2011.
[3] Centerburg, Danville, East Knox, and Fredericktown expressed interest in joining the Mid-Ohio Athletic Conference, a league that was exploring expansion in May 2011.
[4] MOAC membership was initially only extended to Centerburg and Fredericktown, both of which agreed to join the league in 2013-14.
[10] In late 2015,[11] Danville announced they would leave the MBC to help form the Knox Morrow Athletic Conference with seven schools from the Blue Division of the MOAC.
[12] In March 2023, Loudonville's Board of Education approved leaving the MBC to join the Knox Morrow Athletic Conference (KMAC) as a full-fledged member beginning with the 2024-25 school year.