Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Pitcher Strikeouts)
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. | deGrom, Jacob | (mikep33) | Pittsburgh Parrots | 352 |
| 2. | deGrom, Jacob | Tee-Ball Dream Team | 351 | |
| 3. | deGrom, Jacob | (mikep33) | Pittsburgh Parrots | 347 |
| 4. | Cole, Gerrit | (walle-1) | Denver Eagles | 344 |
| 5. | deGrom, Jacob | (Charles_graf) | Atlanta Gorillas | 343 |
| 6. | deGrom, Jacob | (hanson) | Bmore Steamed Crabs | 341 |
| 7. | deGrom, Jacob | Chicago Reapers | 340 | |
| 8. | deGrom, Jacob | (foe323llle) | Prior Lake Prospecters | 338 |
| 9. | Kluber, Corey | (sethb33) | Williamsburg Transplants | 336 |
| 10. | deGrom, Jacob | (rennies) | London Calling | 336 |
| 11. | deGrom, Jacob | Dallas Mustangs | 334 | |
| 12. | deGrom, Jacob | (joemcg) | OC Lions | 334 |
| 13. | Martinez, Pedro | (WorcWarr) | Worcester Warriors | 333 |
| 14. | Cole, Gerrit | (Schvitz) | Swampland King Crabs | 333 |
| 15. | deGrom, Jacob | (dynasty8) | Arizona Suns | 331 |
| 16. | deGrom, Jacob | (mikep33) | Pittsburgh Parrots | 331 |
| 17. | deGrom, Jacob | (dynasty8) | Arizona Suns | 331 |
| 18. | deGrom, Jacob | Boston Bees | 331 | |
| 19. | Cole, Gerrit | (Myunclepunk) | Chicago Planes | 330 |
| 20. | deGrom, Jacob | (BAR23) | Connecticut Defenders | 329 |
| 21. | deGrom, Jacob | (filler) | Atlanta Gorillas | 329 |
| 22. | Wheeler, Zack | Louisiana Gators | 328 | |
| 23. | Glasnow, Tyler | (walle-1) | Portland Vikings | 327 |
| 24. | Sale, Chris | (foe323llle) | East St. Louis Egregores | 327 |
| 25. | Scherzer, Max | (sethb33) | Brooklyn Reubens | 327 |
| 26. | deGrom, Jacob | Chicago Reapers | 326 | |
| 27. | Martinez, Pedro | (babyave1) | Heinie Cannonballs | 324 |
| 28. | deGrom, Jacob | (KOOGS) | San Antonio Longhorns | 324 |
| 29. | deGrom, Jacob | (Slippingjimmy) | Chittenango Diamonds | 323 |
| 30. | Scherzer, Max | (dynasty) | Alaska Red Bears | 323 |
| 31. | Martinez, Pedro | (babyave1) | Boston BigHats | 323 |
| 32. | Martinez, Pedro | (Iamcota) | New Hampshire Nuked Hotdogs | 323 |
| 33. | deGrom, Jacob | (mikep33) | Pittsburgh Parrots | 322 |
| 34. | deGrom, Jacob | (Arin) | Pittsburgh Plunder | 322 |
| 35. | Sale, Chris | (jeter0296) | Freehold Lancers | 321 |
| 36. | deGrom, Jacob | (mikep33) | Pittsburgh Parrots | 321 |
| 37. | Cole, Gerrit | (jeffery2323) | Bismarck Biscuit Eaters | 321 |
| 38. | Kluber, Corey | (sethb33) | Williamsburg Transplants | 320 |
| 39. | deGrom, Jacob | (ColinBoucher) | Door Kickin .44 Waivers | 320 |
| 40. | deGrom, Jacob | (BAR23) | Burlington Bees | 320 |
| 41. | deGrom, Jacob | (Trulaia) | Texas Outlaws | 319 |
| 42. | Scherzer, Max | (KOOGS) | San Antonio Bobcats | 319 |
| 43. | Kershaw, Clayton | (gibblets1973) | Summerford Skull Sword | 319 |
| 44. | deGrom, Jacob | (ColinBoucher) | ‘Sota BobbleVikes | 319 |
| 45. | deGrom, Jacob | (filler) | Miami Serpents | 319 |
| 46. | Martinez, Pedro | (WorcWarr) | Worcester Warriors | 319 |
| 47. | deGrom, Jacob | (filler8) | Louisiana Gators | 319 |
| 48. | deGrom, Jacob | (ColinBoucher) | Thago Mizers | 319 |
| 49. | deGrom, Jacob | (BAR23) | Chicago Reapers | 318 |
| 50. | Sale, Chris | (BAR23) | Seattle Sloths | 318 |
