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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | SLG | YEAR | Open Career Leaderboard |
|---|---|---|---|---|
| 1 | Ken Griffey Jr.# | .6976 | 1996 | |
| 2 | Barry Bonds# | .6447 | 1987 | |
| 3 | Ken Griffey Jr.# | .6167 | 1994 | |
| 4 | Andy Van Slyke | .6146 | 1988 | |
| 5 | Sammy Sosa# | .5870 | 1997 | |
| 6 | Ken Griffey Jr.# | .5795 | 1993 | |
| 7 | Ken Griffey Jr.# | .5681 | 1997 | |
| 8 | Al Oliver | .5505 | 1977 | |
| 9 | Ray Lankford# | .5417 | 1991 | |
| 10 | Andre Dawson | .5333 | 1985 | |
| 11 | Andy Van Slyke | .5325 | 1987 | |
| 12 | Leon Durham | .5306 | 1982 | |
| 13 | Leon Durham | .5226 | 1980 | |
| 14 | Ken Griffey Jr.# | .5190 | 1992 | |
| 15 | Eddie Milner | .5158 | 1985 | |
| 16 | Ray Lankford# | .5077 | 1994 | |
| 17 | Ken Griffey Jr.# | .5033 | 1995 | |
| 18 | Brian Jordan# | .5016 | 1995 | |
| 19 | Rickey Henderson | .5012 | 1982 | |
| 20 | Andy Van Slyke | .4992 | 1989 | |
| 20 | Eric Davis# | .4992 | 1985 | |
| 20 | Eric Davis# | .4992 | 1994 | |
| 23 | Leon Durham | .4950 | 1984 | |
| 24 | Fred Lynn | .4936 | 1978 | |
| 25 | Pedro Guerrero* | .4917 | 1985 | |
| 26 | Andre Dawson | .4916 | 1984 | |
| 27 | Brian Jordan# | .4906 | 1996 | |
| 28 | Lloyd Moseby | .4899 | 1983 | |
| 29 | Brian R. Hunter# | .4882 | 1992 | |
| 30 | Mookie Wilson | .4874 | 1981 | |
| 31 | Chili Davis | .4830 | 1986 | |
| 32 | Cesar Cedeno | .4804 | 1981 | |
| 33 | Eric Davis# | .4799 | 1995 | |
| 34 | Shane Mack# | .4785 | 1990 | |
| 35 | Chili Davis | .4779 | 1983 | |
| 36 | Fred Lynn | .4775 | 1977 | |
| 37 | Eric Davis# | .4774 | 1991 | |
| 38 | Rickey Henderson | .4770 | 1983 | |
| 39 | Eric Davis# | .4769 | 1996 | |
| 40 | Gorman Thomas | .4764 | 1976 | |
| 41 | Rickey Henderson | .4757 | 1985 | |
| 42 | Eddie Milner | .4751 | 1981 | |
| 42 | Marquis Grissom# | .4751 | 1992 | |
| 44 | Lloyd Moseby | .4728 | 1987 | |
| 45 | Koji Akiyama# | .4709 | 1992 | |
| 46 | Andre Dawson | .4701 | 1986 | |
| 47 | Jon Nunnally# | .4696 | 1996 | |
| 48 | Dave Henderson | .4676 | 1984 | |
| 49 | Ray Lankford# | .4658 | 1993 | |
| 50 | Shane Mack# | .4652 | 1992 | |
| 51 | Lloyd Moseby | .4650 | 1982 | |
| 52 | Leon Durham | .4648 | 1983 | |
| 53 | Ray Lankford# | .4638 | 1996 | |
| 53 | Andruw Jones# | .4638 | 1997 | |
| 55 | Dave Henderson | .4622 | 1986 | |
| 56 | Brian Jordan# | .4617 | 1992 | |
| 57 | Marquis Grissom# | .4613 | 1995 | |
| 58 | Darin Erstad# | .4606 | 1997 | |
| 59 | Chili Davis | .4604 | 1982 | |
| 60 | Eddie Milner | .4579 | 1983 | |
| 61 | Chili Davis | .4570 | 1987 | |
| 62 | Leon Durham | .4562 | 1981 | |
| 62 | Chili Davis | .4562 | 1985 | |
| 64 | Dave Henderson | .4559 | 1987 | |
| 65 | Ken Landreaux | .4554 | 1984 | |
| 66 | Jeff Kunkel# | .4550 | 1992 | |
| 66 | Ken Griffey Jr.# | .4550 | 1990 | |
| 68 | Garry Maddox | .4548 | 1979 | |
| 69 | Cesar Cedeno | .4542 | 1976 | |
| 70 | Amos Otis | .4537 | 1976 | |
| 71 | Sixto Lezcano | .4532 | 1978 | |
| 72 | Eddie Milner | .4530 | 1991 | |
| 73 | Oddibe McDowell# | .4529 | 1985 | |
| 74 | Mickey Rivers | .4527 | 1976 | |
| 75 | Jim Edmonds# | .4526 | 1997 | |
| 76 | Oddibe McDowell# | .4517 | 1987 | |
| 77 | Jeff Kunkel# | .4515 | 1990 | |
| 78 | Eric Davis# | .4507 | 1992 | |
| 79 | Dave Henderson | .4502 | 1985 | |
| 80 | Chili Davis | .4485 | 1988 | |
| 81 | Jeff Kunkel# | .4475 | 1989 | |
| 81 | Devon White# | .4475 | 1986 | |
| 83 | Tony Armas | .4474 | 1976 | |
| 84 | Ken Landreaux | .4461 | 1979 | |
| 85 | Oddibe McDowell# | .4455 | 1986 | |
| 86 | Daryl Boston# | .4454 | 1986 | |
| 87 | Oddibe McDowell# | .4452 | 1992 | |
| 88 | Brian R. Hunter# | .4440 | 1994 | |
| 89 | Eric Davis# | .4433 | 1997 | |
| 90 | Eddie Milner | .4430 | 1980 | |
| 91 | Lloyd Moseby | .4420 | 1986 | |
| 92 | Darrin Jackson# | .4412 | 1988 | |
| 93 | Al Oliver | .4396 | 1976 | |
| 94 | Carl Everett# | .4395 | 1997 | |
| 95 | Amos Otis | .4374 | 1979 | |
| 95 | Jim Edmonds# | .4374 | 1996 | |
| 97 | Garry Maddox | .4370 | 1989 | |
| 98 | Ken Griffey Jr.# | .4364 | 1991 | |
| 99 | Leon Durham | .4362 | 1989 | |
| 100 | Brian Jordan# | .4358 | 1993 |
