Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (At Bats)
Average
OBP
SLG
OPS
At Bats
Runs
Hits
Doubles
Triples
Homers
RBIs
Walks
Strikeouts
Stolen Bases
Caught Stealing
Sac Hits
Sac Fly
HBP
GIDP
D+/-
Wins
Losses
ERA
WHIP
Innings
Hits Allowed
HR Allowed
Walks (P)
Strikeouts (p)
Complete Games
Saves
Blown Saves
Shutouts
Quality Starts
Wild Pitches
Hit Batters
H/9
BB/9
SO/9
| 1. | McVey, Cal | (tbandit1) | Baltimore Bandits | 778 |
| 2. | Keeler, Willie | (samwhitworth) | West Dakota Slime | 764 |
| 3. | Wilson, Willie | (kingstreet) | Singapore Slingers | 756 |
| 4. | Keeler, Willie | (robmb) | Old Tappan Angels | 756 |
| 5. | Meyerle, Levi | (baseball4ever) | Panama Canal Builders | 751 |
| 6. | Cobb, Ty | (sheikyerboudi) | Farmer Blow Anteaters | 750 |
| 7. | Turner, Tuck | (ironwill1) | Bossier Bulldogs | 750 |
| 8. | Turner, Tuck | (bravesman) | Shreveport Scorpions | 750 |
| 9. | McVey, Cal | (sthompson77566) | South Texas Tigers | 749 |
| 10. | Wagner, Honus | (Bravesman) | Shreveport Stampede | 749 |
| 11. | McVey, Cal | (robmb) | Old Tappan Angels | 748 |
| 12. | Barnes, Ross | (twsmee) | Brooklyn Atlantics | 748 |
| 13. | Barnes, Ross | (gibblets1973) | Witless Bay Wave | 747 |
| 14. | Manush, Heinie | (teamkev24) | San Francisco Seals | 745 |
| 15. | McVey, Cal | (Lostit) | Chicago's Lost Orphans | 745 |
| 16. | Cobb, Ty | (itchy008) | Dead Players | 745 |
| 17. | Cobb, Ty | (sheikyerboudi) | Farmer Blow Anteaters | 745 |
| 18. | Manush, Heinie | (dcwabdi) | Anaheim Aardvarks | 744 |
| 19. | Turner, Trea | (filler8) | OO Oldtimers | 744 |
| 20. | Cuyler, Kiki | (redbird63) | St Louis Gashouse Gang | 744 |
| 21. | Meyerle, Levi | (tbandit1) | Baileytown Kiwis2 | 744 |
| 22. | Suzuki, Ichiro | (CG4177) | Cincinnati Pioneers | 744 |
| 23. | Frisch, Frankie | (AC_Grumpy) | South Bend Silver Hawks | 744 |
| 24. | Cobb, Ty | London AbOlItIoNiSts | 743 | |
| 25. | Anderson, Tim | Tallahassee Munchies | 743 | |
| 26. | Watkins, George | (Fungoking) | Fletcher Fireballs | 743 |
| 27. | Sisler, George | (smoyer) | New York New York Yankee Giants | 743 |
| 28. | Cobb, Ty | (bravesman) | Shreveport Scorpions | 742 |
| 29. | Keeler, Willie | Kingston Cobras | 742 | |
| 30. | Baker, Frank | (ricksrookies) | Ricks Simulators | 742 |
| 31. | Browning, Pete | (Bravesman) | Shreveport Snakes | 742 |
| 32. | Barnes, Ross | (nschnippel) | Ragging Bulls | 742 |
| 33. | Meyerle, Levi | Bismark Bees | 742 | |
| 34. | Seymour, Cy | (filler8) | Dallas Banditos | 741 |
| 35. | Manush, Heinie | (littlereb) | Hampstead Teddy Bears | 741 |
| 36. | Manush, Heinie | (MJR) | Bay City Crusaders | 741 |
| 37. | Lajoie, Nap | (tbandit1) | Baltimore Bandits | 741 |
| 38. | Wilson, Willie | (Trulaia) | TT Tigers | 741 |
| 39. | Kelly, King | (joeyrex) | Titanic Crew | 741 |
| 40. | Turner, Tuck | (Bravesman) | Shreveport Stars | 741 |
| 41. | Suzuki, Ichiro | (babyave1) | Lake Region Oxen | 740 |
| 42. | Burkett, Jesse | (filler) | Philadelphia Jawns | 740 |
| 43. | Manush, Heinie | Counsel Chiefs | 739 | |
| 44. | Wagner, Honus | (filler) | Ziegfeld Follies | 739 |
| 45. | Browning, Pete | Maryville Sluggers | 738 | |
| 46. | Burkett, Jesse | (ArcticWolf30) | Arkansas Travelers | 738 |
| 47. | Meyerle, Levi | Peoria Ground Pounders | 738 | |
| 48. | Wilson, Willie | (ClassicOs) | Baltimore Orioles | 738 |
| 49. | Barnes, Ross | (DaveH) | Ladson Dodgers | 738 |
| 50. | McVey, Cal | (samwhitworth) | West Dakota Slime | 738 |