| First week of March
| | Teams Formed / Families Notified | | |
| Wednesday,
March 4, 2026
| 6:00 - 8:30 PM | CPR Training | St. John the Baptist Church
| RSVP and More Info |
| Sunday,
March 8, 2026
| 11:00 AM | Softball Coaches Meet-Up | Bar-S | |
| Saturday,
March 14, 2026 | 6:00 - 9:30 PM | Parents Night Out & Auction! | The Center for Active Living
| More Info |
| Saturday,
March 14, 2026
| 9:00 AM - 12:00 PM | Umpire Clinics by District 7
| Rainier Playfields
| More Info |
| Sunday,
March 15, 2026
| 9:00 AM - 12:00 PM | Umpire Clinics by District 7 | SWAC | More Info |
| Sunday,
March 15, 2026 | 9am (Minors)
11am (Majors) | Baseball Clinic by GoTime
| Delridge Playfield
| RSVP and More Info |
| Sunday,
March 15, 2026
| 2:00 PM | Coaching Clinic by Driveline Baseball | Kent
| RSVP and More Info |
| Monday,
March 16, 2026
| 7:00 PM | Scorekeeping Training | Virtual | More Info |
| Thursday,
March 19, 2026
| 6:30 - 8:00 PM | District Rules Clinic (coaches & umpires) | Bow Lake Elementary | |
| Sat & Sun,
March 21-22, 2026 | All day | Jamboree Weekend! | Bar-S | |
| Wednesday,
March 25, 2026
| 4:00 - 8:00 PM | Dine out - Chipotle | West Seattle location only
| More Info |
| Thursday, April 2, 2026 | 5:00 - 6:00 PM | Jr. Umpire Training | Bar-S | More Information |
| Friday, April 3, 2026 | 5:00 - 6:00 PM | Jr. Umpire Training | Bar-S | More Info |
| Tuesday, April 7, 2026 | 4:30 - 8:30 PM | Dine out - West Wings | West Wings - West Seattle | |
| Sunday,
April 19, 2026
| 9:00 AM - 12:00 PM | Umpire Clinic - Refresher | SWAC | |
| Wednesday,
April 22, 2026
| All day | Dine out - Panda Express | Nationwide code to share with all
| More Info |
| Sunday,
April 26, 2026
| 10a (Majors)
12p (Minors) | Baseball Clinic - put on by WSHS | Bar-S
| More Info |
| | April 30, 2026 | 4:00 PM | Chief Sealth vs WSHS Softball Game & Run the Bases | SWAC Lower | More Information |
| | Saturday,
May 2, 2026
| all day | Picture Day | Hamilton Viewpoint Park | More Information |
| | Sunday,
May 3, 2026
| 1:10 PM | Mariners Little League Day | T-Mobile Park | Tickets here |
| | Tuesday, May 5, 2026 | 7:30 PM - 8:30 PM | All-Stars Virtual Info Session, Baseball and Softball | Google Meet Link | |
| | Tuesday May 5 - Monday May 11, 2026 | 8:00 PM | All-Stars Player Opt-In Declaration | | |
| | Saturday, May 9, 2026 | 8:45 AM - 10:00 AM: Rookies & Minors
9:45 AM - 11:00 AM: Majors & Juniors | Free Softball Pitching Clinic | Hiawatha Playfield | More Info |
 | Tuesday May 12 - Saturday May 16, 2026 | All Day | All-Stars Player Voting (with online ballot) | Voting Closes 5/16 @ 8PM. Check your emails! | |
 | Thursday, May 14, 2026 | 5:00 - 6:00 PM | Picture Day Makeups | Hamilton Viewpoint | No RSVP Necessary - just show up! |
 | Sunday,
May 17, 2026 | 1:10 PM | Mariners Little League Day & Post-game Run the bases
| T-Mobile Park | Tickets here |
| | Monday, May 25, 2026 | All Day | All-Stars Player Selection Announced | | |
 | Wednesday,
May 27, 2026
| All day | Dine out - Panda Express | Nationwide code to share with all
| More Info |
 | 5/26 - 6/7 | | End of Season Tournament Games
| | |
| Sunday,
June 7, 2026
| All day | End of Season Bash | Bar-S | |