| BB Majors Start | April 14 | Middletown Fields | Baseball Major league teams begin play |
| BB Minors Start | April 22 | Middletown Fields | Baseball Minor league teams begin play |
| SB Majors Start | April 28 | Middletown Fields | Softball Major league teams beging play |
| SB Minors Start | April 29 | Middletown Fields | Softball Minor league teams begin play |
| Board Meeting | May 4 - 7:00pm | MLL Headquarters | Monthly board meeting |
| BB Inst. Start | May 5 | Middletown Fields | Baseball Instructional league teams begin play |
| SB Inst. Start | May 5 | Middletown Fields | Softball Instructional league teams begin play |
| SB Tball Start | May 5 | Middletown Fields | Softball Tball league teams begin play |
| BB Tball Start | May 13 | Middletown Fields | Baseball Tball league teams begin play |
| Memorial Day Parade | May 26, 9:30 a.m. | Pease and Stack streets | Annual MLL march |
| Board Meeting | June 1, 7 p.m. | MLL Headquarters | Monthly board meeting |
| Baseball Photo Day | June 7, time TBA | Spencer School | Baseball team photos scheduled |
| Board Meeting | July 6 - 7:00pm | MLL Headquarters | Monthly board meeting |