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. | Ruth, Babe | (nytkrew) | Snohomish Wolves | 1.364 |
| 2. | Ruth, Babe | (mickey7) | San Francisco Seals | 1.320 |
| 3. | Gehrig, Lou | (stengel28) | Willoughby REDLEGS | 1.318 |
| 4. | Bonds, Barry | (kingstreet) | Singapore Slingers | 1.312 |
| 5. | Ruth, Babe | (chemball7627) | High Desert Meerkats | 1.303 |
| 6. | Ruth, Babe | (abcjz) | Baby Boys | 1.292 |
| 7. | Ruth, Babe | (spw513) | Shovel Boys | 1.280 |
| 8. | Bonds, Barry | (tda81) | The Dangerous Alliance | 1.279 |
| 9. | Bonds, Barry | (ar2344) | Carver Crappies | 1.279 |
| 10. | Bonds, Barry | (infmusxp) | Woodland Big Dogs | 1.277 |
| 11. | Bonds, Barry | (Trulaia) | Los Angeles 24ers | 1.273 |
| 12. | Ruth, Babe | (Bears19) | Harford County Cavemen | 1.271 |
| 13. | Bonds, Barry | New York's Little Siberia | 1.270 | |
| 14. | Bonds, Barry | (hayzess) | Tuchen Patriots | 1.269 |
| 15. | Bonds, Barry | (Trulaia) | Los Angeles 24ers | 1.268 |
| 16. | Bonds, Barry | San Antonio Missions | 1.264 | |
| 17. | Bonds, Barry | (richgibson) | Flint WOBS | 1.261 |
| 18. | Bonds, Barry | (Offday) | Hometown Heroes | 1.260 |
| 19. | Gehrig, Lou | Starlight City Suns | 1.260 | |
| 20. | Bonds, Barry | New York Highlanders | 1.258 | |
| 21. | Bonds, Barry | (gbacci) | Denver Pillagers | 1.256 |
| 22. | Bonds, Barry | (sgt714) | Boston Americans | 1.256 |
| 23. | Ruth, Babe | (PARATROOPER22) | SEVERVILLE SKULLS | 1.254 |
| 24. | Gehrig, Lou | (dynasty) | Ithaca Reds | 1.254 |
| 25. | Bonds, Barry | (jamin) | Chester Springs Menjai | 1.254 |
| 26. | Ruth, Babe | Riverton Buccaneers | 1.250 | |
| 27. | Bonds, Barry | Grab Some Pine Meat | 1.248 | |
| 28. | Bonds, Barry | (Charlie22) | Glacier Peaks | 1.249 |
| 29. | Bonds, Barry | (filler) | Columbus Braves | 1.248 |
| 30. | Bonds, Barry | (Slippingjimmy) | Chittenango Wizards of Oz | 1.248 |
| 31. | Ruth, Babe | (Justin55) | Detroit Dollars | 1.247 |
| 32. | Gehrig, Lou | (mickey7) | San Francisco Seals | 1.247 |
| 33. | Bonds, Barry | Stark City Iron Men | 1.246 | |
| 34. | Bonds, Barry | (Myunclepunk) | Chicago Spirit | 1.246 |
| 35. | Bonds, Barry | (Soccerstar832) | Jersey Shore Juggernauts | 1.245 |
| 36. | Bonds, Barry | (Soccerstar832) | Jersey Shore Juggernauts | 1.244 |
| 37. | Gehrig, Lou | (nytkrew) | Snohomish Wolves | 1.244 |
| 38. | Bonds, Barry | King’s Wok | 1.243 | |
| 39. | Bonds, Barry | (RichGibson) | Detroit Ghouls | 1.244 |
| 40. | Bonds, Barry | (Trulaia) | Los Angeles 24ers | 1.243 |
| 41. | Bonds, Barry | (GATE-MOUTH) | Humbolt 💰⚾ | 1.242 |
| 42. | Bonds, Barry | (Dwayne323) | Crouching Tiger Hidden Dragons | 1.240 |
| 43. | Bonds, Barry | (Trulaia) | Los Angeles 24ers | 1.240 |
| 44. | Bonds, Barry | (cubsuncfan) | Tucumcari Regal Eagles | 1.239 |
| 45. | Bonds, Barry | (maharacer) | Hopland Hoppers | 1.239 |
| 46. | Bonds, Barry | (plpl512) | San-Francisco Giants | 1.238 |
| 47. | Bonds, Barry | (tgbbirch) | Southern mich Eagles | 1.237 |
| 48. | Bonds, Barry | (Bluesig) | Magallañes Bolsheviks | 1.237 |
| 49. | Bonds, Barry | (filler) | Denver Pirates | 1.236 |
| 50. | Bonds, Barry | (nycubsfan) | Spring Bearkats | 1.236 |