Youth Training Program 4U-7U
Spring Baseball 8U-14U
Spring Softball 8U-14U
Fall Baseball 7U-14U
High School Baseball
Men's Baseball 30U
Teams Looking for players
Players Looking for Teams
Map & Directions
Board of Directors
Ballwin Athletic Association offers a variety of baseball and softball programs from training leagues for 4 year olds through Men's 30U leagues. Please click one of the links at the left to find out more information about each of our programs.
Youth Training Program Ages 4U-7U
Men's 30U Baseball League
High School Baseball Leagues
Fall Baseball/Softball 7U-14U League
Spring/Summer Girls Softball League
Spring/Summer Boys Baseball League
To be considered legal for use in the STLWAA, bats must comply with the following:
For any type of bat, the maximum diameter is two and three quarters inches (2 3/4") or two and five
eighths (2 5/8")
and the maximum length is 36".
Aluminum and composite wood bats must be marked by the manufacturer as "BBCOR" or "BPF 1.15" or "USA"
Be a solid core wood bat (with or without markings).
In addition all bats for ages 15U and above must conform to the Missouri State High School Activities Association (MSHSAA) bat limitations. The MSHSAA regulations are the sole discretion of that body and are subject to change at anytime without notice.
It will be each individual manager’s responsibility to check the bats of the opposing team.
STLWAA Rule Book
St. Louis West Athletic Association Rule Book