| January | 13 | GVSA Board Meeting |
| February | 17 | GVSA Board Meeting |
| 25 | GVSA Pre-Season League Meeting (Manager's are encouraged to attend, all players welcome) | |
| March | 10 | GVSA Board Meeting |
| 25 | Informational Meeting - Virtual | |
| April | 7 | GVSA Board Meeting |
| 19 | Registration Deadline - all registrations and payments are due by midnight Payment drop-off available at the Softball complex from 6:30 pm - 7:30 pm |
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| 26 | Schedule posted online | |
| May | 1-2 | 3rd Annual Memorial Kickoff Tournament |
| 3 | Opening Day of 2021 Summer Season! | |
| 12 | GVSA Board Meeting | |
| 15 | GVSA Work Day | |
| 31 | Memorial Day - no games | |
| June | 4-6 | Bozeman Blast JO Fast Pitch Tournament |
| 9 | GVSA Board Meeting | |
| 18-20 | GVSA Hot Box Tournament | |
| July | 7 | GVSA Board Meeting |
| 17-18 | Big Wood Tournament | |
| 23-25 | Men's and Women's District Tournament | |
| 30 - Aug 1 | State Tournament - Women's/Masters/Seniors - Helena | |
| August | 2-5 | Co-ed District Tournament |
| 6-8 | State Tournament - Men's C / D / E - Butte | |
| 13-15 | State Tournament - Co-ed C / D / E - Billings | |
| 19 | Registration Deadline for Fall League | |
| 30 | First Day of Fall League! | |
| September | 8 | GVSA Board Meeting |
| 18-19 | GVSA SoftoberFest Softball Tournament | |
| October | 11 |
GVSA Board Meeting |
| November | 10 | GVSA Board Meeting |
Gallatin Valley Softball Association would like to thank our sponsors:
League management software by LeagueApps.