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. | Wagner, Honus | (filler) | Cubbys GRIZZLIES | 759 |
| 2. | McVey, Cal | (Brenzini) | Oakmont 9-5 ers | 753 |
| 3. | Frisch, Frankie | (jpotter14) | Rocket City Trash Pandas | 750 |
| 4. | McVey, Cal | (Fungoking) | Twin City River Bandits | 748 |
| 5. | McVey, Cal | (broles) | ROCHESTER ROCKETS | 748 |
| 6. | Speaker, Tris | (dynasty) | EC-CF Orphans | 748 |
| 7. | Keeler, Willie | (czierk) | Hoboken Hobos | 747 |
| 8. | Keeler, Willie | (dynasty) | Rootie Kazooties | 746 |
| 9. | Rollins, Jimmy | (Myunclepunk) | Chicago Scooters | 745 |
| 10. | Cuyler, Kiki | (redbird63) | St Louis Gashouse Gang | 744 |
| 11. | Manush, Heinie | (JeanDoh) | Anaheim Aardvarks | 744 |
| 12. | Cobb, Ty | (Littlereb) | Sutton Superstars | 744 |
| 13. | Turner, Trea | (Don55) | DD Drunks | 744 |
| 14. | Kauff, Benny | (DaveH) | Brooklyn Robins | 744 |
| 15. | Meyerle, Levi | (gibblets1973) | California Cleaning | 744 |
| 16. | Anderson, Tim | (ravery) | Evolution Revolution | 743 |
| 17. | Watkins, George | (Fungoking) | Fletcher Fireballs | 743 |
| 18. | Barnes, Ross | Change Name | 742 | |
| 19. | Manush, Heinie | (jpcortez) | Royal Canadians | 742 |
| 20. | Seymour, Cy | (filler8) | Dallas Banditos | 741 |
| 21. | Manush, Heinie | (Brooker) | Thunder Bay T-Bears | 741 |
| 22. | Turner, Tuck | (billyconn) | Los Angeles Sharks | 741 |
| 23. | Burkett, Jesse | (filler8) | New York Highlanders | 741 |
| 24. | Manush, Heinie | (JohnHeidy) | St. Charles Crusaders | 741 |
| 25. | Wilson, Willie | (jericho2u) | OAKLAND OAKS | 741 |
| 26. | Suzuki, Ichiro | (babyave1) | Lake Region Oxen | 740 |
| 27. | Meyerle, Levi | (baseball4ever) | Panama Canal Builders | 740 |
| 28. | Wagner, Honus | (dynasty) | Ziegfeld Follies | 739 |
| 29. | Manush, Heinie | (littlereb) | Counsel Chiefs | 739 |
| 30. | McVey, Cal | (samwhitworth) | West Dakota Slime | 738 |
| 31. | Barnes, Ross | (robmb) | Elmwood Park Tigers | 738 |
| 32. | Cobb, Ty | (djs) | Erie Fighters | 738 |
| 33. | DeShields, Delino | (Trulaia) | Boston Bees | 738 |
| 34. | Browning, Pete | (filler2) | McMinnville Mudhawks | 738 |
| 35. | Turner, Tuck | (Whg383) | Sioux City Natives | 738 |
| 36. | Browning, Pete | (mbeiser9999) | Maryville Sluggers | 738 |
| 37. | Jackson, Joe | (abcjz) | San Antonio Acorns | 737 |
| 38. | Lacy, Lee | (jericho2u) | Tropicana Tush | 737 |
| 39. | Magee, Sherry | (Brenzini) | Oakmont 9-5 ers | 737 |
| 40. | Browning, Pete | (redbird63) | Mifflin Mud Dogs | 737 |
| 41. | Suzuki, Ichiro | (brenzini) | Oakmont Trashy Daisys | 737 |
| 42. | Manush, Heinie | (bravesman) | Shreveport Samurai | 736 |
| 43. | Keeler, Willie | (broles) | ROCHESTER ROCKETS | 736 |
| 44. | Wilson, Willie | (ClassicOs) | Baltimore Orioles | 736 |
| 45. | Lofton, Kenny | (WorcWarr) | Worcester Warriors | 736 |
| 46. | Wilson, Willie | (gibblets1973) | West End Swirling Swirls | 736 |
| 47. | Keeler, Willie | (timyoung) | Graceville Slumpbusters | 736 |
| 48. | Manush, Heinie | (Bluesig) | Hadji Muhtamad Chimeras | 736 |
| 49. | Browning, Pete | (Lostit) | Chicago's Lost Orphans | 736 |
| 50. | Manush, Heinie | (tbandit1) | Baltimore Killer Bees | 736 |