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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | OBP | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Marc Milliken# | .4131 | 1952-1959 | |
| 2 | Tim Burchette | .4059 | 1952-1956 | |
| 3 | Elias Rivera# | .3992 | 1952-1959 | |
| 4 | Bob Foster# | .3829 | 1952-1957 | |
| 5 | Ismael Alonso# | .3795 | 1952-1957 | |
| 6 | Rap Koch# | .3777 | 1952-1959 | |
| 7 | Willie Martinez# | .3715 | 1952-1953 | |
| 8 | John Chatwin | .3661 | 1952-1955 | |
| 9 | Billy Connell# | .3450 | 1955-1956 | |
| 10 | Boleslav Matula# | .3406 | 1954-1959 |
