Welcome to the Official website for Chesterfield Baseball & Softball Association (CBSA)


    CBSA Baseball Leagues

    We offer baseball programs for boys ages 5-18. Learn about our Training, American, Select and High School leagues.

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    CBSA Fastpitch Softball Leagues

    We offer fastpitch softball programs for girls ages 5-18. Learn about our Training, American and Select leagues.

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    CBSA Baseball & Softball Tournaments

    CBSA runs several Baseball and Softball tournaments at both the Recreational and Select levels each season.

    Learn More

CBSA: Chesterfield Baseball & Softball

CBSA is the premier youth baseball and softball organization in Chesterfield, MO.
CBSA Baseball Programs
CBSA Softball Programs
CBSA Tournaments
CBSA Announcements

2021 Fall League and Tournament

Saturday, June 12, 2021

Fall League runs from Aug. 21 -  Oct. 10.  Fall is a great way to get in more games, adjust to new age level rules and tryout new players.  Teams play at 2022 Age Levels.   Fall League is for Baseball and Softball Teams including Training League (6U & 7U), American and Select Baseball (8U - 14U), American and Select Softball (8U, 10U, 12U, 14U) And Boys High School (15U-18U).  For specific questions contact age level coordinators found under the Baseball and Softball Tabs or email admin@cbsasports.com.


Swing for a Cure Fall Tournament Sept. 23-26 (benefitting Cure SanFilippo Foundation)

See Fall Ball Flyer for Registration, League & Tournament details.


F Quad Turf Fields

Monday, August 9, 2021

 Please help us take care of the F quad turf fields by doing the following:
  • No metal cleats on the turf fields. Molded cleats , turf shoes or tennis shoes are acceptable
  • Water only - no Gatorade, soda, etc
  • No sunflower seeds or gum

Swing For A Cure Tournament

Monday, August 9, 2021

September 23-27, 2021

All Proceeds to benefit Cure SanFilippo Foundation

7U-14U Divisions  More Info


8U-14U Divisions  More Info


Check The Rainout Line Before You Head Out!

Saturday, May 15, 2021


636-537-4770 x2 x1

Updated by 6:30am on Weekends and 3pm Weekdays


St. Louis Weather is unpredictable!  CBSA does have an extreme weather policy. If temperatures are excessively hot (or cold), please be sure to check the rainout line before your game time.


Looking For A Team?

Monday, August 9, 2021

If you are looking for a team, be sure to register and then check out our Discussion boards!  Players can review the post in the Teams Looking for Players boards.  You can also post an ad for your player on one of the following:



Chesterfield Valley Athletic Complex

CBSA is proud to call the Chesterfield Valley Athletic Complex (CVAC) home. CVAC is a 176 acre complex in Chesterfield Valley.
The City of Chesterfield maintains 19 ball diamonds, 14 multi-purpose fields, 12 practice baseball/softball practice fields, four concession buildings, two playgrounds and four parking lots.

Thanks to our Sponsors!

Umpires Needed

  • Must be at least 14 years of age
  • Male & female umpires needed 
  • Flexible Hours
  • Starting pay $30/game
  • No experience necessary
    • Umpire training sessions
    • Equipment reimbursement up to $125
  • Free hat & shirt included