The 1999–2000 Mid-American Conference men's basketball season began with practices in October 1999, followed by the start of the 1999–2000 NCAA Division I men's basketball season in November.
Central Michigan won the regular season title with a conference record of 14–4 by one game over second-place Kent State.
[3] Kent State and Bowling Green both played in the NIT.
[4] The preseason poll was announced by the league office on October 21, 1999.
[5] (First place votes in parentheses) Kent State (15), Akron (12), Bowling Green (3), Ohio (4), Marshall (2), Toledo (1), Northern Illinois (1) [6] [7] [8] [9]