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. | Bonds, Barry | (Moosejaa) | Heritage Pointers | 1.321 |
| 2. | Bonds, Barry | (roguerouge) | Cape Town Prawns | 1.292 |
| 3. | Bonds, Barry | (richgibson) | San Diego WOBS | 1.290 |
| 4. | Soto, Juan | (Don55) | CC Cuties | 1.286 |
| 5. | Bonds, Barry | (PifLit) | Kansas City Royals | 1.272 |
| 6. | Bonds, Barry | (broles) | Bloomington Blue Bombers | 1.269 |
| 7. | Ruth, Babe | (gr33nappleboy) | Shipwreck Vikings | 1.266 |
| 8. | Bonds, Barry | (acr0320) | Tisdale Jumping Frogs | 1.265 |
| 9. | Bonds, Barry | (mac66) | SouthSide Mavericks | 1.264 |
| 10. | Bonds, Barry | (timyoung) | PIttsburgh Crawfords | 1.259 |
| 11. | Bonds, Barry | (Ajhawk) | Wisconsin Froggers | 1.257 |
| 12. | Bonds, Barry | (filler) | Iowa Tractors | 1.255 |
| 13. | Bonds, Barry | (ikej) | Maine Mules | 1.249 |
| 14. | Bonds, Barry | (davengmusic) | Auckerman Descendants | 1.249 |
| 15. | Bonds, Barry | (Trulaia) | Revenge of Samson | 1.248 |
| 16. | Bonds, Barry | (Myunclepunk) | Chicago Motorbikes | 1.248 |
| 17. | Bonds, Barry | (michelb3514) | Iowa Corn Pickers | 1.247 |
| 18. | Bonds, Barry | (ginkster) | Las Vegas Luckys | 1.246 |
| 19. | Bonds, Barry | (Trulaia) | Los Angeles 24ers | 1.245 |
| 20. | Bonds, Barry | (WorcWarr) | Worcester Warriors | 1.242 |
| 21. | Bonds, Barry | (mckarcher) | Emerald City Archers | 1.240 |
| 22. | Bonds, Barry | (jaredhamann) | Boston Bees | 1.240 |
| 23. | Olson, Matt | GAS HOUSE DIZZY n DAFFY | 1.238 | |
| 24. | Bonds, Barry | (wileydog97) | Raleigh Sharks | 1.238 |
| 25. | Bonds, Barry | (sgt714) | Boston Red Sox | 1.235 |
| 26. | Bonds, Barry | (hayzess) | Mudville Nine | 1.236 |
| 27. | Bonds, Barry | (Tiger123) | Portland Drumsticks | 1.235 |
| 28. | Bonds, Barry | (GLOBEXcorp) | GLOBEX Corporation | 1.233 |
| 29. | Bonds, Barry | (acr0320) | Tisdale Jumping Frogs | 1.233 |
| 30. | Bonds, Barry | (bfstevens) | Catoctin Creeks | 1.233 |
| 31. | Bonds, Barry | (HaloFire) | Staten Island Panthers | 1.233 |
| 32. | Bonds, Barry | Apple Valley Apes | 1.230 | |
| 33. | Bonds, Barry | (wduncan) | Sacramento Senators | 1.229 |
| 34. | Bonds, Barry | (Ginkster) | Toledo Stallions | 1.227 |
| 35. | Bonds, Barry | (filler) | Mississauga Hurricanes | 1.227 |
| 36. | Soto, Juan | (abcjz) | Wisconsin Panthers | 1.224 |
| 37. | McGwire, Mark | (ryno42) | SF Demons | 1.223 |
| 38. | Bonds, Barry | (nooney19) | Turner Highlanders | 1.222 |
| 39. | Bonds, Barry | (Jimfas80) | Clifton Heights Cavemen | 1.221 |
| 40. | Bonds, Barry | (acr0320) | Tisdale Jumping Frogs | 1.220 |
| 41. | Acuna, Ronald | (joemcg) | OC Panthers | 1.220 |
| 42. | Bonds, Barry | (Artinshki) | Minnesota Charlie Browns | 1.217 |
| 43. | Bagwell, Jeff | (ThEiRoNhOrSe04) | Freehold Woodpeckers | 1.217 |
| 44. | Bonds, Barry | (Ruthbonds) | Oklahoma Tigers | 1.216 |
| 45. | Bonds, Barry | (Trulaia) | Revenge of Samson | 1.215 |
| 46. | Bonds, Barry | (TDog712) | D’Hanis Tornado | 1.214 |
| 47. | Bonds, Barry | (andyyoung) | Lancaster Jethawks | 1.214 |
| 48. | Belt, Brandon | (mcvn4) | Carpool Champions | 1.214 |
| 49. | Bonds, Barry | (Slippingjimmy) | Chittenango Diamonds | 1.214 |
| 50. | McGwire, Mark | (tjm) | Seattle Sockeye | 1.213 |