Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Average)
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. | Meyerle, Levi | (filler8) | Cooperstown Hall of Famers | .399 |
| 2. | Kelly, King | (filler) | Raleigh Durhams | .394 |
| 3. | Cobb, Ty | (filler8) | Louisville Colonels | .392 |
| 4. | Sisler, George | (Jefffreyb) | Louisville Punchers | .391 |
| 5. | Hamilton, Billy | (noleary) | Louisville Colonels | .391 |
| 6. | Duffy, Hugh | (Shpennymons) | Oyster Bay Eagles | .390 |
| 7. | Tucker, Tommy | (Fungoking) | Tulsa Drillers | .389 |
| 8. | Meyerle, Levi | (Lostit) | Las Vegas Lost Orphans | .387 |
| 9. | Clements, Jack | (honez) | Shreveport Sharks | .387 |
| 10. | Cobb, Ty | (mrbubbles1967) | Gotham Knights | .387 |
| 11. | Hornsby, Rogers | (gibblets1973) | Long Beach NL Lawmen | .387 |
| 12. | Meyerle, Levi | (RedsHawk) | RED BarnCats | .387 |
| 13. | O'Neill, Tip | (roguerouge) | Kansas Winged Monkeys | .384 |
| 14. | Hamilton, Billy | (Fungoking) | New York Highlanders | .383 |
| 15. | McGraw, John | (billyconn) | Boston Beaneaters | .383 |
| 16. | Meyerle, Levi | (Bears9) | Cesenatico Legends | .383 |
| 17. | Clarke, Fred | (dynasty8) | RED DoRights | .382 |
| 18. | Cobb, Ty | (ranger) | HARTFORD HILLBILLIES | .382 |
| 19. | Jennings, Hughie | (AtTheSkimmers) | Okeechobee Swamp Donkey | .381 |
| 20. | Browning, Pete | (Lostit) | Las Vegas Lost Orphans | .381 |
| 21. | Jackson, Joe | (jpcortez) | Dead End Streets | .380 |
| 22. | Clarke, Fred | (boetto) | Gullstrands Photoreceptors | .380 |
| 23. | Stengel, Casey | (czierk) | Ridge Barking Spiders | .379 |
| 24. | McGee, Willie | (jericho2u) | Discovery Harbour Dirty Deeds | .379 |
| 25. | Meyerle, Levi | (Lostit) | Las Vegas Lost Orphans | .379 |
| 26. | O'Doul, Lefty | (Fungoking) | Chicago Whales | .379 |
| 27. | Duffy, Hugh | (whtsittou83) | Seoul Mamamoo | .379 |
| 28. | Helton, Todd | (Charlie22) | Flagstaff Trains | .378 |
| 29. | Stengel, Casey | (dynasty) | 452 Archers of Love | .378 |
| 30. | Jennings, Hughie | (gibblets1973) | California Cleaning | .378 |
| 31. | Keeler, Willie | (filler) | 12th Man Deadballers | .378 |
| 32. | Oh, Sadaharu | (dynasty) | Long Island Hi Flyers | .378 |
| 33. | Tucker, Tommy | (Shpennymons) | Patankin Peelers | .377 |
| 34. | O'Neill, Tip | (Fungoking) | Gainesville Green Socks | .377 |
| 35. | Simmons, Al | (GoYanks1981) | Boston Bees | .377 |
| 36. | Meyerle, Levi | (bwoodcoc) | Pittsburgh Pirates | .377 |
| 37. | Tucker, Tommy | (Shpennymons) | Coco B-Wares | .377 |
| 38. | Jackson, Joe | (filler8) | Boston Americans | .377 |
| 39. | Sisler, George | (dgeorgi) | CORKED BATS | .377 |
| 40. | Turner, Tuck | (Shpennymons) | Badoomcha Bandits | .376 |
| 41. | O'Doul, Lefty | (Rosilver) | Harlem Cotton Clubs | .376 |
| 42. | Burkett, Jesse | (andyyoung) | Ranch Cucamonga Quakes | .376 |
| 43. | Duffy, Hugh | (jpcortez) | Dead End Streets | .376 |
| 44. | Meyerle, Levi | (Papa1014) | 545 Archers of Love | .376 |
| 45. | Meyerle, Levi | (boetto) | Peoria Fighting Irish | .376 |
| 46. | McGraw, John | (roguerouge) | Kansas Winged Monkeys | .376 |
| 47. | Clements, Jack | (whtsittou83) | Daejeon STAYC | .376 |
| 48. | Meyerle, Levi | (Fungoking) | Canton Bulldogs | .376 |
| 49. | Hamilton, Billy | (Fungoking) | Brooklyn Tip Tops | .375 |
| 50. | Hamilton, Billy | (filler) | Sanatorium Rubes | .375 |
