Registration Link
Spring MBSL Player Registration begins February 1, 2022. Click here to register!
2022 MBSL Parent Handbook
To ensure you have a great experience, we have developed this handbook. Click here to download the 2022 MBSL Parent Handbook
2022 Leagues Available and Aging Dates
Baseball leagues are based on grade levels at the time of registration. 5-6 T-ball and Softball players must be born on or after the date listed to play in the league.
| T-Ball Leagues | Aging Date | Baseball Leagues | Grade Level | Softball Leagues | Aging Date |
| 4-Year-Old (Coed) | 05/01/2017-10/01/2018 | 8U Coach Pitch | 1st-2nd Grade | 8U Coach Pitch | 01/01/2013 |
| Girls T-Ball | 01/01/2015 | 10U Kid Pitch | 3rd-4th Grade | 10U Kid Pitch | 01/01/2011 |
| Boys T-Ball | 06/01/2015 | 12U | 5th-6th Grade | 12U | 01/01/2009 |
| 14U | 7th-8th Grade | 14U | 01/01/2007 | ||
| 18U | 9th-12th Grade | 18U | 01/01/2003 |
*Players may play up an age division, but may not play down into a lower age group. To request to play up, please email mbsl@cityofmiamisburg.com
2022 Leagues Prices
Individual T-Ball Registration: $90
Individual Baseball/Softball Registration: $115
Multi-child discount: $10 for each additional child