Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (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. | Cole, Gerrit | (MJR) | Chicago Natives | 364 |
| 2. | Cole, Gerrit | (Trashfactory) | Haven Village Spartans | 350 |
| 3. | Scherzer, Max | (caustixx) | Fairview Township Strike | 350 |
| 4. | Verlander, Justin | (filler2) | Strange Things | 350 |
| 5. | Bauer, Trevor | (gibblets1973) | Holyrood Purple H's | 348 |
| 6. | Scherzer, Max | (gibblets1973) | Holyrood Purple H's | 347 |
| 7. | Bieber, Shane | New York Mets | 347 | |
| 8. | deGrom, Jacob | (shane211) | South Dakota Stars | 347 |
| 9. | Scherzer, Max | (Guelah20) | Winchester Saunaseekers | 347 |
| 10. | Verlander, Justin | (mmeler) | New York Mets | 346 |
| 11. | Sale, Chris | (dynasty8) | Barboursville Bacon | 345 |
| 12. | Sale, Chris | (befulton) | Saint Charles RiverCats | 345 |
| 13. | Cole, Gerrit | (martiny1979) | DD Devils | 345 |
| 14. | Scherzer, Max | (sillymonkey) | Chicago Crushers | 343 |
| 15. | Verlander, Justin | (griffeyga) | Tucson Toros | 343 |
| 16. | Bauer, Trevor | (JDfrost) | Greenville All Stars | 343 |
| 17. | Scherzer, Max | (Trulaia) | Spring Heat | 343 |
| 18. | Kershaw, Clayton | (Trulaia) | Scranton Ducks | 342 |
| 19. | Sale, Chris | (filler8) | Uranus Rebel Yells | 342 |
| 20. | deGrom, Jacob | (Cameren2021) | What If I Never Get Over You | 341 |
| 21. | Scherzer, Max | (jim2miller) | Alaska Sasquatch | 339 |
| 22. | Scherzer, Max | (deyanksfan) | Georgetown Gorillas | 339 |
| 23. | Cole, Gerrit | (letsplaytwo) | Cincinnati Reds | 338 |
| 24. | Cole, Gerrit | (griffeyga) | The 100 Bellarkes | 338 |
| 25. | Scherzer, Max | (filler2) | Dartmouth BaseDogs | 337 |
| 26. | Scherzer, Max | (paranoid) | Las Vegas Chaos II | 336 |
| 27. | Verlander, Justin | (Bluesig) | Oroquieta Oliphaunts | 336 |
| 28. | Scherzer, Max | Utica Post 229 | 336 | |
| 29. | Strasburg, Stephen | (filler8) | Philadelphia Wyverns | 335 |
| 30. | Cole, Gerrit | (filler8) | Brooklin Cobras | 335 |
| 31. | Cole, Gerrit | (mattyi4) | H-Town Fords | 335 |
| 32. | Cole, Gerrit | (tda81) | Oakmont Horns | 335 |
| 33. | Scherzer, Max | (nelk) | Western Mustangs | 334 |
| 34. | Martinez, Pedro | (Iceman18) | New York Mets | 334 |
| 35. | Strasburg, Stephen | (filler8) | Philadelphia Wyverns | 333 |
| 36. | Verlander, Justin | (lasershow) | Spring Arbor Stallions | 333 |
| 37. | Bauer, Trevor | (philtomney) | Hoboken Hobos | 333 |
| 38. | Johnson, Randy | (roguerouge) | Cape Town Prawns | 333 |
| 39. | Sale, Chris | (Bluesig) | Villaviciosa Blue Bears | 333 |
| 40. | Verlander, Justin | (Brenzini) | Oakmont 5 Oclock Shadow | 333 |
| 41. | Sale, Chris | (michelb3514) | Iowa Corn Pickers | 333 |
| 42. | Scherzer, Max | (joemcg) | OC Gators | 333 |
| 43. | Scherzer, Max | (filler2) | Manhattan Muscle Ducks | 332 |
| 44. | Cole, Gerrit | (filler) | Oregon Ducks | 332 |
| 45. | Arrieta, Jake | (ThEiRoNhOrSe04) | Portland Bounty | 331 |
| 46. | Bauer, Trevor | (letsplaytwo) | St. Louis Cardinals | 331 |
| 47. | Verlander, Justin | (tw_gk) | Santa Clara Sharks | 331 |
| 48. | Sale, Chris | (Trulaia) | Spring Heat | 331 |
| 49. | Verlander, Justin | (dynasty) | Rancho Cucamonga Quakes | 331 |
| 50. | Verlander, Justin | (jaredhamann) | UNLV Rebels | 331 |