The league was established in 1958 as an organization formed to provide a program for the youth of the Pleasant Hill area in cooperation with the Pleasant Hill Recreation and Park District, the Mt. Diablo Unified School District and Diablo Valley College.

 Tue 02/19/2019 StartFinishOfclDivisionTeamTypeOpponentNote By 
Pleasant Hill, PHMS 2 4:15p 5:45p  >Softball>National 11-12> DBACKS Exhibition Game YANKEES Scrimmage   JC 
 Sat 02/23/2019 StartFinishOfclDivisionTeamTypeOpponentNote By 
Pleasant Hill, PHMS 1 8:00a 10:00a  >Baseball>Western 13-15> GIANTS scrimmage YANKEES   AM 
Pleasant Hill, PHMS 2 8:30a 10:00a  >Baseball>Pioneer 8> GIANTS Exhibition Game ROYALS   BT