GMB World Series

GMB World Series is a youth travel baseball tournament in Saint Charles, MO, on Thu, Jun 24 – Sun, Jun 27, 2027. Age groups: 9U, 10U, 11U, 12U, 13U, 14U, 15U, 16U and 18U. Organized by Greater Midwest Baseball | The Best Tournaments In Town.

Tournament page on go.playgmb.comCompare with this weekend's other tournaments

From the organizer's listing on go.playgmb.com · checked Oct 19, 2026. Register and confirm details with the organizer.

Age groups

How strong is the field?

The organizer hasn't published team lists yet. We rate each age group's field once at least 6 registered teams have results, and this page updates as teams register.

Ratings come from public game results. How field ratings work. The 1-10 rating for each field and every registered team are in the TourneyMagic search.

Last year

GMB World Series ran Fri, Jun 12 – Sun, Jun 14, 2026 in Saint Charles, MO. 96 teams entered across 9U, 10U, 11U, 12U, 13U, 14U, 15U, 16U and 17U. The 9U field was rated a developing field. The 10U field was rated a developing field. The 11U field was rated a developing field.

Other baseball tournaments near Saint Charles that weekend

• GMB American Blue Wood Bat Classic - Missouri · St. Peters, MO · 6 mi · 9U, 10U, 11U, 12U, 13U, 14U
• Midwest Regional Championships · Chesterfield, MO · 11 mi · 9U, 10U, 11U, 12U, 13U, 14U · 1 team
• Prep Baseball STL Gateway Classic · St. Louis, MO · 19 mi · 15U, 16U, 17U, 18U
• Sandlot Series · Belleville, IL · 33 mi · 15U, 16U, 17U, 18U
• GMB American Blue Bi State Championships · O'Fallon, IL · 34 mi · 9U, 10U, 11U, 12U, 13U, 14U
• PG Heartland Invitational · Springfield, IL · 80 mi · 9U, 10U, 11U, 12U, 13U, 14U, 15U, 16U, 17U

Every baseball tournament in Missouri that weekend, with field ratings

Missouri baseball tournaments · Baseball tournaments by region

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Page updated Oct 19, 2026.