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 | (cornliquor) | Alabama Abominations | 1.323 |
| 2. | Bonds, Barry | (Jett717) | Ferengi Profiteers | 1.316 |
| 3. | Bonds, Barry | (kingstreet) | Singapore Slingers | 1.312 |
| 4. | Ruth, Babe | (bostontex24) | Boston Meerkats | 1.303 |
| 5. | Ruth, Babe | (TStevanovich) | Shovel Boys | 1.280 |
| 6. | Bonds, Barry | (NUWildcats) | The Dangerous Alliance | 1.279 |
| 7. | Bonds, Barry | (pickle3557) | Carver Crappies | 1.279 |
| 8. | Bonds, Barry | (Trulaia) | Los Angeles 24ers | 1.273 |
| 9. | Ruth, Babe | (Bears19) | Harford County Cavemen | 1.271 |
| 10. | Bonds, Barry | (beck) | Pasadena Cowpokes | 1.270 |
| 11. | Bonds, Barry | (djeter2) | Tuchen Patriots | 1.269 |
| 12. | Bonds, Barry | (Trulaia) | Los Angeles 24ers | 1.268 |
| 13. | Ruth, Babe | (teamkev24) | Desert Monuments | 1.266 |
| 14. | Bonds, Barry | (kds4316) | San Antonio Missions | 1.264 |
| 15. | Bonds, Barry | Flint WOBS | 1.261 | |
| 16. | Bonds, Barry | (cubs99) | Palm Beach Sharks | 1.258 |
| 17. | Bonds, Barry | (loucat23) | Colorado SkySoxx | 1.256 |
| 18. | Bonds, Barry | (chapman) | Huntington Hawks | 1.255 |
| 19. | Bonds, Barry | (sgt714) | Boston Americans | 1.256 |
| 20. | Bonds, Barry | (MLBnation) | Norfolk NightHawks | 1.255 |
| 21. | Bonds, Barry | (jamin) | Chester Springs Menjai | 1.254 |
| 22. | Ruth, Babe | (ayj88) | Rabid Rabbits | 1.250 |
| 23. | Bonds, Barry | (fps1956) | Dallas Stars | 1.249 |
| 24. | Bonds, Barry | (kingpin825) | olympia storm | 1.248 |
| 25. | Bonds, Barry | (Charlie22) | Glacier Peaks | 1.249 |
| 26. | Bonds, Barry | (dynasty) | Columbus Braves | 1.248 |
| 27. | Bonds, Barry | (Slippingjimmy) | Chittenango Wizards of Oz | 1.248 |
| 28. | Bonds, Barry | (myunclepunk) | Chicago Motorbikes | 1.248 |
| 29. | Gehrig, Lou | (mickey7) | San Francisco Seals | 1.247 |
| 30. | Bonds, Barry | (Hendu42) | Hatteberg Streakers | 1.246 |
| 31. | Bonds, Barry | (Myunclepunk) | Chicago Spirit | 1.246 |
| 32. | Bonds, Barry | (Yankees1927) | Jersey Shore Juggernauts | 1.245 |
| 33. | Bonds, Barry | (Yankees1927) | Jersey Shore Juggernauts | 1.244 |
| 34. | Gehrig, Lou | (richgibson) | Haymarket STRIKERS | 1.244 |
| 35. | Bonds, Barry | (baseballjjay) | SLC Shuriken's | 1.243 |
| 36. | Bonds, Barry | (PalinJames) | Erie Fighters | 1.244 |
| 37. | Bonds, Barry | (gate-mouth) | Humbolt 💰⚾ | 1.242 |
| 38. | Bonds, Barry | (filler) | Crouching Tiger Hidden Dragons | 1.240 |
| 39. | Bonds, Barry | (Trulaia) | Los Angeles 24ers | 1.240 |
| 40. | Bonds, Barry | (gt049) | Providence Grays | 1.240 |
| 41. | Bonds, Barry | (gt049) | Providence Grays | 1.239 |
| 42. | Bonds, Barry | (Slippingjimmy) | Chittenango Wizards of Oz | 1.238 |
| 43. | Bonds, Barry | (tgbbirch) | Southern mich Eagles | 1.237 |
| 44. | Bonds, Barry | (Bluesig) | Magallañes Bolsheviks | 1.237 |
| 45. | Bonds, Barry | (dynasty) | Denver Pirates | 1.236 |
| 46. | Bonds, Barry | (nycubsfan) | Spring Bearkats | 1.236 |
| 47. | Bonds, Barry | (pamash07) | Portland Drumsticks | 1.235 |
| 48. | Ruth, Babe | (Warrior) | Miami Dolphins | 1.234 |
| 49. | Ruth, Babe | (Robhawkva) | Roanoke Renegades | 1.234 |
| 50. | Bonds, Barry | (PalinJames) | Erie Fighters | 1.234 |