Thursday, March 12, 2026 – SLL Board Meeting

Saturday, March 14, 2026 – Meet the Coach Day for Minors Baseball & Softball

Monday, March 16, 2026 – Minors Baseball & Softball Practice Starts

Monday, March 23, 2026 – Majors Games Begin

Sunday, March 29, 2026 - Mariners Day

Wednesday, April 01, 2026 – D9 Presidents Meeting

Thursday, April 02, 2026 – SLL Board Meeting

Monday, April 06, 2026 – Minors Games Begin

Friday, April 10, 2026 – ISD Spring Break (start)

Sunday, April 19, 2026 – ISD Spring Break (end)

Saturday, April 25, 2026 – Opening Day with Team Pictures

Monday, May 04, 2026 – SLL Board Meeting

Tuesday, May 05, 2026 – All-Star Team Manager Selection Process Begins

Tuesday, May 12, 2026 – Player Voting for All-Stars Begins

Thursday, May 14, 2026 – Summer Ball Registration Starts

Friday, May 15, 2026 – All-Star Team Managers Announced

Friday, May 15, 2026 – Home Run Derby

Tuesday, May 19, 2026 – Majors All-Stars Manager Voting (BB & SB)

Wednesday, May 20, 2026 – 9/10/11 All-Stars Manager Voting (BB & SB)

Thursday, May 21, 2026 – 8/9/10 All-Stars Manager Voting (BB & SB)

Wednesday, May 27, 2026 – D9 Presidents Meeting (Tentative)

Thursday, May 28, 2026 – All Star Coaches Meeting (Tentative)

Tuesday, May 26, 2026 – All-Star Rosters Approved and Locked

Friday, May 29, 2026 – All-Star Rosters Announced

Saturday, May 30, 2026 - Championship Saturday

Wednesday, June 3, 2026 – All-Stars Manager Meetings Begin

Friday, June 26, 2026 – SLL Summer Ball registration ends

Monday, July 06, 2026 – SLL Summer Ball starts

Thursday, July 30, 2026 – SLL Summer Ball ends