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| |
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | SLG | YEAR | Open Career Leaderboard |
|---|---|---|---|---|
| 1 | Harvey Gibbons# | .4677 | 1890 | |
| 2 | Walt James# | .4420 | 1890 | |
| 3 | David McDuffie# | .4315 | 1890 | |
| 4 | Lou Lindley# | .3590 | 1890 | |
| 5 | Ray Sears# | .3563 | 1890 | |
| 6 | George Caron# | .3055 | 1890 | |
| 7 | Roy Bledsoe# | .2802 | 1890 | |
| 8 | George Shattuck# | .2761 | 1890 |
