 On March 5, 2019 the conference announced that it would be adding the seven former members of the Eastern Wrestling League as affiliate members in wrestling, making the MAC the second largest wrestling conference for academic year 2019-2020.With the addition of women's lacrosse, the MAC added affiliate members Detroit Mercy, Robert Morris, and Youngstown State in the 2020–21 academic year.UDM and YSU, all-sports members of the Horizon League, were announced as incoming associates at the same time the MAC announced the addition of lacrosse.