The 2026 Maryland Public Secondary Schools Athletic Association (MPSSAA) high school baseball state quarterfinal matchups have been set for May 15-16. High School On SI has brackets for all four classes in the MPSSAA in the high school baseball playoffs. The championship games will take place May 22-23 at Ripken Stadium in Aberdeen, Maryland. In Class 4A, defending champion Walter Johnson has already been eliminated. This time, Broadneck is the No. 1 seed, while No. 4 Urbana looks to make it back to the championship game. The three Montgomery County schools remaining include Whitman (who eliminated WJ), Blake, and Blair. Dulaney, DuVal, and Severn Run also hope to make a state title run. In Class 3A, No. 2 Sherwood is back after winning state championships in four of the last five years, including last season. Decatur is the No. 1 seed that hopes to spoil the Warriors' repeat run. Oakdale faces Chopticon in a rematch of last year's state semifinals matchup, which was won by the Braves.…