Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (OPS)
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. | Schneider, Davis | (brenzini) | Oakmont Yankees | 1.338 |
| 2. | Bonds, Barry | (Trulaia) | Revenge of Samson | 1.322 |
| 3. | Carpenter, Matt | (maharacer) | New York Metro | 1.301 |
| 4. | Carpenter, Matt | (BAR23) | Washington Co. Wasps | 1.295 |
| 5. | Carpenter, Matt | (Rnp11) | Vegas Vics | 1.292 |
| 6. | Bonds, Barry | (WorcWarr) | Worcester Warriors | 1.291 |
| 7. | Carpenter, Matt | (bph1978) | Detroit Dumpsters 2 | 1.291 |
| 8. | Carpenter, Matt | (Texashorns2023) | UU Unicorns | 1.288 |
| 9. | Bonds, Barry | (ekspress) | Baltimore Orioles | 1.284 |
| 10. | Bonds, Barry | (shelley71) | Glasgow Muff Destroyers | 1.280 |
| 11. | Bonds, Barry | (BAR23) | Bloomington Blue Bombers | 1.279 |
| 12. | Bonds, Barry | (Consigliere33) | San Francisco Giants | 1.278 |
| 13. | Carpenter, Matt | (hanson) | Ramsey County Rampage | 1.268 |
| 14. | Carpenter, Matt | (hanson) | Ramsey County Rampage | 1.268 |
| 15. | Carpenter, Matt | (hanson) | Ramsey County Rampage | 1.268 |
| 16. | Carpenter, Matt | (hanson) | Ramsey County Rampage | 1.268 |
| 17. | Carpenter, Matt | (hanson) | Ramsey County Rampage | 1.268 |
| 18. | Carpenter, Matt | (hanson) | Ramsey County Rampage | 1.268 |
| 19. | Carpenter, Matt | (dynasty) | Francisco French Fry | 1.268 |
| 20. | Bonds, Barry | (paranoid) | The Meadows CaballerosDeOro | 1.265 |
| 21. | Bonds, Barry | (nycubsfan) | NYC Cubbies | 1.262 |
| 22. | Bonds, Barry | (Trulaia) | Stockton Stars | 1.261 |
| 23. | Carpenter, Matt | (ColinBoucher) | ‘Sota BobbleVikes | 1.261 |
| 24. | Carpenter, Matt | (jim2miller) | Elkhart Blue Blazers | 1.261 |
| 25. | Bonds, Barry | (Pottssrp) | Oklahoma Wolves | 1.260 |
| 26. | Carpenter, Matt | (Jefffreyb) | Atlanta Sloths | 1.257 |
| 27. | Hoskins, Rhys | (lasershow) | Iowa Cornhuskers | 1.255 |
| 28. | Carpenter, Matt | (ColinBoucher) | Rancho Cucamonga Quakes | 1.254 |
| 29. | Bonds, Barry | (Trulaia) | Stockton Stars | 1.253 |
| 30. | Schneider, Davis | (ColinBoucher) | DoppleHead BobbleGängers | 1.251 |
| 31. | Carpenter, Matt | (filler8) | Oakmont Yankees | 1.251 |
| 32. | Schneider, Davis | (ColinBoucher) | Lordish ShockaBras | 1.249 |
| 33. | Carpenter, Matt | (Alphabravo) | Pabst Blue Ribbons | 1.249 |
| 34. | Carpenter, Matt | (Doughboys) | California Bears | 1.248 |
| 35. | Carpenter, Matt | (ColinBoucher) | Gunung Padang MountainHoppers | 1.246 |
| 36. | Bonds, Barry | (Trulaia) | Los Angeles 24ers | 1.245 |
| 37. | Bonds, Barry | (andyyoung) | Hollywood Stars | 1.243 |
| 38. | Carpenter, Matt | (ColinBoucher) | Bishop Sycamore HS Vagabonds | 1.244 |
| 39. | McGwire, Mark | (markphip) | Scranton Stranglers | 1.240 |
| 40. | Bonds, Barry | (TMNT740) | Gainesville Gators | 1.240 |
| 41. | Carpenter, Matt | (DelBaseballFan) | Rehoboth Rebels | 1.239 |
| 42. | Bonds, Barry | (ezrthm) | Galveston Tide | 1.238 |
| 43. | Carpenter, Matt | (ColinBoucher) | Lethargic Athletics OG ABC’s | 1.238 |
| 44. | Bonds, Barry | (Trulaia) | Revenge of Samson | 1.237 |
| 45. | Trout, Mike | (BAR23) | Washington Co. Wasps | 1.237 |
| 46. | Carpenter, Matt | (dynasty) | LANDON LIONS | 1.237 |
| 47. | Trout, Mike | (JustinTime420) | Cohutta Colts | 1.237 |
| 48. | Carpenter, Matt | (colinboucher) | Albuquerque Boiled Turkeys | 1.236 |
| 49. | Bonds, Barry | (WorcWarr) | Worcester Warriors | 1.235 |
| 50. | Carpenter, Matt | (hanson) | MISSOURI MULES | 1.234 |
