Welcome to the Home of the 680 Diablo League!

The 2021 680 Diablo League season was yet another great success. The regular season from March-May culminated with another great League Championships at Twin Creek Global Sports Complex. Parents and players from throughout the East Bay area were thrilled to be part of our league and the excitement it brings to the sport. Congratulations to our 2021 League Champions:

Here are your 2021 Champions:
9U - Tara Hills
10U - Martinez
11U - Danville
12U - Danville
13U - Lafayette
14U - Moraga
The 680 Diablo League has been in existence for over 10 years, and is made up of Interlocking Baseball Leagues throughout the East Bay in Northern California. The league has 70 teams comprised of seven divisions from age 9 to 14 years old. These teams will play against one another throughout the spring season followed by our league playoffs and championships at Twin Creeks Sports Complex. A group of Interlocking Representatives manages the league.

680 Diablo League. Check us Out!


What are the advantages of 680 Diablo Baseball?

  • Real baseball starting at age 9 with leading off, pitching from the stretch, balks, dropped 3rd strike – all the Major League Rules!
  • 2 year age brackets - NOW OFFERING "AND-UNDER" FORMAT
  • Age specific field sizes: 60ft bases for 9-10 yr olds; 70ft bases for 11-12 yr olds; 80ft bases for 13-14 yr olds; 90ft bases for ages 14 & up
  • Official, paid adult umpires
  • Quality coaching, including professionals at the upper levels
  • Ages 7 and up eligible for All-Stars
  • All star teams participate in local and area tournaments
  • City maintained fields and school fields that are local
  • Season runs February through May
  • The 680 Diablo League is committed to creating good memories for our players and their families. Our Code of Conduct is a tool to help us create a safe and positive learning and playing environment for them.