Alliance Fastpitch Championship Series
The AFCS is the culminating event for the top teams in each Member League. A true National Championship Series designed to mimic the NCAA Post Season and name a National Champion at each age level. Teams must earn a berth to the AFCS through League Championships, Qualifying Events, or Alliance Rating System.
The AFCS is offered at five age divisions -- 10U, 12U, 14U, 16U, & 18U. For the 2023 season, 10U will be split into two locations, 10U east and 10U west. 10U east will be played in Indiana July 31 - August 6, while 10U west will be played in Southern California July 23-29. 12U and 14U will both be played in Indiana the same week, July 31 - August 6. 16U and 18U will be played in Southern California the same week, July 23-30. Please see the schedule of events below or all dates and locations.
Event format & schedule
Opening Day (Day 0):
- Tournament Check In / Coaches meeting
- Player Experience
- Home Run Derby
- Camps / Clinics
- All-Star Game (16u - 18u)
AFCS Regionals (Starts Day 1):
- 16 Brackets -- up to six teams per region
- Double Elimination Format
- Top 2 finishing teams from each Regional move to Tier I Super Regional
- 3rd and 4th place teams from each Regional move to Tier II Super Regional
- 5th and 6th place teams from each Regional move to Tier III Super Regional
- All teams will advance to super regionals
AFCS Super Regional:
- 8 Brackets -- 4 teams playing in double elimination bracket
- Winner from each Super Regional advances to their respective Tier’s Elite 8
AFCS Elite 8:
- 2 Brackets - 4 Teams per bracket determined by overall seeds
- Double Elimination Format
- Winner of each bracket advances to the AFCS National Championship Series
AFCS National Championship Series:
- Final 2 teams
- Best 2 out of 3 Series Format


Schedule of events
Qualified Teams
18U