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Mundelein Baseball and Softball Association

The Mundelein Baseball and Softball Association (MBSA) is a community based program in Mundelein, Illinois whose mission is to provide boys and girls, ages 5-15, the opportunity to learn the value of competition, sportsmanship, teamwork and self worth through the playing of baseball or softball.

2021 Covid-19 Guidelines

MBSA has updated our Covid-19 return to play guideline's.  All other league guideline updates will be posted on our Covid page as they're shared with us. Please read and understand that guidelines prior to making you way to any home or away games. 

2020 Travel Baseball & Softball Tournaments

Tournament Age Levels Level Level Dates Entry Fee


MBSA Updated Baseball Bat Specifications


8U Travel and House AA, A,T6 and T5 and down will still be:

Max barrel of 2 1⁄4 ” diameter, a maximum length of 33 inches, a maximum differential of -13 and a Stamped BPF of 1.15 will be allowed.

USSSA and USA Baseball stamped bats meeting these size and weight standards are allowed.


9U - 12U Travel and up, and House AAA, Minors and Majors:

9U to 12U is -12, 13U is -8, and 14U is -5).

The max bat diameter will be 2 ¾ inch. All bats must have a USA Baseball stamp, a USSSA stamp, or have a BPF of 1.15.

USSSA and USA Baseball stamped bats meeting these size and weight standards are allowed.


To help you along, we've created a page with some of the frequently asked questions along with a link to our new platforms (Sports Engine) extremely helpful "Help Center".

Find out more here.

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MBSA is a 501c organization providing youth baseball and softball to Mundelein and the surrounding area. If you'd like to make a tax deductible donation to MBSA, please click the link below, or navigate to our donations page above. All donations go directly to providing a valuable experience for the children of the MBSA.

Donate Here

Community Park Parking Restrictions - Accessible Spots

Contact MBSA

MBSA Complex Location

Keith Mione Community Park
1461 N. Midlothian Road
Mundelein, IL 60060

MBSA Mailing Address

PO Box 606
Mundelein,IL 60060

Email Us

Dick's Sporting Goods

Thank you to Dick's Sporting Goods - Vernon Hills.
A sporting goods retail sponsor of Mundelein Baseball Softball Association.