Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Wild Pitch)
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. | Britton, Zach | (dynasty) | Amelia Tigers | 33 |
| 2. | Stemmeyer, Bill | (abcjz) | San Antonio Acorns | 31 |
| 3. | Richards, Garrett | (shelley71) | Honolulu Islanders | 31 |
| 4. | Kimbrel, Craig | (JMNihon2327) | Pattaya Beach Pimps | 30 |
| 5. | Richards, Garrett | (filler8) | South Dakota Cats | 28 |
| 6. | Karinchak, James | (filler2) | Kennebec Valley Jammers | 28 |
| 7. | Alvarado, Jose | (dgeorgi) | STEPPIN WOLF MAGIC CARPET RIDE | 28 |
| 8. | Flynn, Jocko | (filler8) | Leo Lions | 28 |
| 9. | Alvarado, Jose | (sgt714) | Boston Red Sox | 28 |
| 10. | Chapman, Aroldis | (dynasty) | Gulf City Sharks | 28 |
| 11. | Richards, Garrett | (ianw31) | Bloxwich Birdiebats | 28 |
| 12. | Hernandez, Felix | (dynasty) | BB Bolts | 28 |
| 13. | Karinchak, James | (God1212) | SAINT JOHN MURDER HORNETS | 27 |
| 14. | Nomo, Hideo | (dynasty) | Seattle Pioneers | 27 |
| 15. | Flynn, Jocko | (filler8) | Malaybalay Automatons | 27 |
| 16. | Richards, Garrett | (filler) | Barboursville Braves | 27 |
| 17. | Snell, Blake | (dynasty) | Gulf City Sharks | 26 |
| 18. | Britton, Zach | (edawg) | Carolina Hog riders | 26 |
| 19. | Kimbrel, Craig | (Don55) | CC Cuties | 26 |
| 20. | Rainey, Tanner | (jim2miller) | Wyoming Bucks | 26 |
| 21. | Richards, Garrett | (DaveH) | Ladson Dodgers | 26 |
| 22. | Richards, Garrett | (GLOBEXcorp) | GLOBEX Corporation | 26 |
| 23. | Richards, Garrett | (ThEiRoNhOrSe04) | Portland Bounty | 26 |
| 24. | Karinchak, James | (Don55) | BB Batsmen | 26 |
| 25. | Nomo, Hideo | (superheat) | satchel Paige | 26 |
| 26. | Flynn, Jocko | (sheikyerboudi) | Bad News Beers | 26 |
| 27. | Richards, Garrett | (Djayd2424) | Binghampton Bulls | 26 |
| 28. | Richards, Garrett | (filler8) | Anaheim Halos | 26 |
| 29. | Richards, Garrett | (dgeorgi) | CRAZY RABID BATMEN | 26 |
| 30. | Richards, Garrett | (mac66) | Joliet Slammers | 26 |
| 31. | Richards, Garrett | (rreebe916) | Ladson Dodgers | 26 |
| 32. | Hernandez, Felix | (JoeyT2870) | DD Dragons | 26 |
| 33. | Dominguez, Seranthony | (j7mez) | New York Yankees | 25 |
| 34. | Richards, Garrett | (HaloFire) | Staten Island Nightmare | 25 |
| 35. | Nomo, Hideo | Bay City Bull Chips | 25 | |
| 36. | Rodriguez, Richard | (ljsc745745) | Toronto Hawks | 25 |
| 37. | Karinchak, James | (dynasty) | Toronto Blue Jays | 25 |
| 38. | Nomo, Hideo | (Brenzini) | Oakmont Bubbles | 25 |
| 39. | Stemmeyer, Bill | (Fungoking) | Birmingham Barons | 25 |
| 40. | Nomo, Hideo | (brian4656) | Boston Red Sox | 25 |
| 41. | Richards, Garrett | (filler8) | Penn Quakers | 25 |
| 42. | Richards, Garrett | (gdavis32) | Portland Thunderbirds | 25 |
| 43. | Williams, Devin | Staten Island Quarantinos | 25 | |
| 44. | Richards, Garrett | (Sidneypointers) | Broadlands Reunion | 25 |
| 45. | Foreman, Frank | (dynasty) | Chicago Federals | 25 |
| 46. | Richards, Garrett | (befulton) | Yukon Huskies | 25 |
| 47. | Crick, Kyle | (drh4740) | Vancouver Elephants | 25 |
| 48. | Chapman, Aroldis | (cjay1444) | Lancaster Cylos | 25 |
| 49. | Richards, Garrett | (cjay1444) | Lancaster Cylos | 25 |
| 50. | Britton, Zach | (ressien) | Los Angeles Hollywoods | 25 |