Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Hit Batters)
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. | Foreman, Frank | Long Beach Sharks | 19 | |
| 2. | Perez, Odalis | (Boomba) | Albuquerque Blue Crystals | 19 |
| 3. | Sparks, Tully | (dynasty) | Los Alamos Isotopes | 19 |
| 4. | Lincecum, Tim | (plpl512) | Roman Empire Gladiators | 18 |
| 5. | Cueto, Johnny | (mark15) | Inverness Jammers | 18 |
| 6. | Severino, Luis | Cleveland Coco Cavemen | 18 | |
| 7. | Young, Cy | (filler) | Atlanta Survivors | 18 |
| 8. | Chacin, Jhoulys | Bold Blobfish | 18 | |
| 9. | Sale, Chris | (rak01) | Canterbury Knights | 17 |
| 10. | Mikolas, Miles | (flyingsnake) | Baltimore Burners | 17 |
| 11. | Sanchez, Anibal | (Trulaia) | Kelso Kowboys | 17 |
| 12. | Titcomb, Cannonball | (filler) | Atlanta Survivors | 17 |
| 13. | Mikolas, Miles | (drh4740) | Portland Crickets | 17 |
| 14. | Sale, Chris | (hamburglar) | Aro's Laugh | 17 |
| 15. | Leonard, Dutch | (djbardenett) | Ithaca Reds | 17 |
| 16. | Lincecum, Tim | (filler) | Chicago Black Sox | 17 |
| 17. | Weyhing, Gus | Upper West Side Bagel Boys | 17 | |
| 18. | King, Silver | (smallballer) | Pelham Puma | 17 |
| 19. | Wheeler, Zack | (lasershow) | Alliteration Association | 17 |
| 20. | McGinnity, Joe | (twsmee) | South New Jersey Hunger Force | 17 |
| 21. | Kershaw, Clayton | (nathaniel20) | Aarons Bisquik 1-202⚾️ | 17 |
| 22. | Scherzer, Max | (schumley49) | Boston Bulldogs | 17 |
| 23. | Berrios, Jose | (doittoitlars) | Anheuser-Busch Buds | 17 |
| 24. | Sale, Chris | (Mickey7) | Wheaton Prairie Cats | 16 |
| 25. | Radbourn, Charley | (chemball7627) | Peoria Blue Sox | 16 |
| 26. | Corbin, Patrick | (LDJS1947) | ST. LOUIS TOUCANS | 16 |
| 27. | Mikolas, Miles | (JDFrost) | Greenville All Stars | 16 |
| 28. | Hecker, Guy | (kds4316) | Lancaster Legends | 16 |
| 29. | Ford, Russ | (samwhitworth) | West Dakota Slime | 16 |
| 30. | Ford, Russ | (samwhitworth) | San Francisco Walkers | 16 |
| 31. | Corbin, Patrick | (TheFreedMind18) | Milwaukee Brewers '18 | 16 |
| 32. | Hecker, Guy | (CubanLou) | Deadball Cubans | 16 |
| 33. | Severino, Luis | (RJT17) | Summerhill Slammers | 16 |
| 34. | Fromme, Art | (PARATROOPER22) | ALABAMA ALIENS | 16 |
| 35. | Fernandez, Jose | (mattholland1975) | Lone Tree Lions | 16 |
| 36. | Johnson, Walter | (gt049) | Vanden Vikings | 16 |
| 37. | Strasburg, Stephen | (baileycjj) | Fightin Amish | 16 |
| 38. | Pelty, Barney | (gibblets1973) | Los Gibbletos 8ight | 16 |
| 39. | Radbourn, Charley | (gt049) | Cleveland Naps | 16 |
| 40. | Martinez, Pedro | (ETMusic) | Hiroshima D-Fence | 16 |
| 41. | Kluber, Corey | (kingmidas1261) | Wilmette Waves | 16 |
| 42. | Joss, Addie | (dynasty) | North Turn Stocks | 16 |
| 43. | Alexander, Pete | (Trulaia) | Schaefferstown Sluggers | 16 |
| 44. | Price, David | (Coutinho11) | Ottawa Champions | 16 |
| 45. | Overall, Orval | (teebird) | Marist RedFoxes | 16 |
| 46. | Taillon, Jameson | (SilverFox) | Battle Creek Bombers | 16 |
| 47. | Carpenter, Chris | Beachtown Lightning | 16 | |
| 48. | Ford, Russ | (dshearer) | Los Angeles Big Fish | 16 |
| 49. | Sale, Chris | (ginkster) | Reno Mustangs | 16 |
| 50. | Martinez, Dennis | (marnez) | Baya Suns | 16 |