Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (RBI)
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. | O'Hearn, Ryan | (ColinBoucher) | Birmingham Farmers | 215 |
| 2. | Ruth, Babe | (dynasty8) | Philly Classic | 206 |
| 3. | Ruth, Babe | (filler) | Boston BOOTLEGGERS | 205 |
| 4. | Ruth, Babe | (Artinshki) | Base Ball Homers | 204 |
| 5. | Ruth, Babe | (JohnHeidy) | St. Charles Crusaders | 201 |
| 6. | Gehrig, Lou | (mdsyverson) | Rockville Triceratops | 200 |
| 7. | Foster, George | (jericho2u) | Tropicana Tush | 200 |
| 8. | Bonds, Barry | (ClassicOs) | Baltimore Orioles | 199 |
| 9. | Sanchez, Gary | (Bluesig) | Mañapla Thunder Hawks | 197 |
| 10. | Bonds, Barry | (MandieMandie) | Dirt Donkeys | 197 |
| 11. | Ruth, Babe | (Bluesig) | Madridejos Legends | 197 |
| 12. | Ruth, Babe | (bfstevens) | Loudoun Foxes | 196 |
| 13. | Gehrig, Lou | (scdeac) | D.C. Presidents | 196 |
| 14. | Voit, Luke | (tda81) | Miami Hurricanes | 196 |
| 15. | Ruth, Babe | (tbandit1) | Baltimore Killer Bees | 196 |
| 16. | Olson, Matt | (Bluesig) | Warihatag Wolves | 195 |
| 17. | Voit, Luke | (BigRedMachine90) | Huntington Slug's | 194 |
| 18. | Bonds, Barry | (chaaad) | NYU Violets | 194 |
| 19. | Voit, Luke | (mattholland1975) | Bow Mar Badgers | 194 |
| 20. | Bonds, Barry | (richgibson) | San Diego WOBS | 194 |
| 21. | McGwire, Mark | (filler) | Union City Hobos | 194 |
| 22. | Gehrig, Lou | (WorcWarr) | Worcester Warriors | 193 |
| 23. | Duffy, Hugh | (DaveH) | Brooklyn Robins | 192 |
| 24. | Garver, Mitch | (bwcw40) | Los Angeles Angelfish | 192 |
| 25. | Wilson, Hack | (filler8) | Georgia Bulldogs | 192 |
| 26. | Plantier, Phil | (tda81) | The Dangerous Alliance | 191 |
| 27. | Bonds, Barry | (richardcranium) | Scheisse Town Browns | 191 |
| 28. | Bonds, Barry | (dynasty8) | Honolulu Happy Toyz | 190 |
| 29. | Wilson, Hack | (filler8) | Columbus Buckeyes | 190 |
| 30. | Bonds, Barry | (chaaad) | Iona Gaels | 189 |
| 31. | Wilson, Hack | (Bluesig) | Hadji Muhtamad Chimeras | 189 |
| 32. | Bonds, Barry | (WorcWarr) | Worcester Warriors | 189 |
| 33. | Bonds, Barry | (filler) | Quincy Pirates | 189 |
| 34. | Ruth, Babe | (Littlereb) | Hollywood Stars | 189 |
| 35. | Joyce, Bill | (tbandit1) | Baileytown Kiwis | 188 |
| 36. | Wilson, Hack | (baseball4ever) | Casablanca Gamblers | 188 |
| 37. | Wilson, Hack | (jpcortez) | Royal Canadians | 188 |
| 38. | Russell, Reb | (filler) | Lucky Lindys | 188 |
| 39. | Perez, Salvador | (ScottHouston) | Maryland Terrapins | 188 |
| 40. | Schmidt, Mike | (ClassicOs) | Baltimore Orioles | 187 |
| 41. | Bonds, Barry | (gibblets1973) | St. Brendan's Blue Jays | 187 |
| 42. | Gehrig, Lou | (filler) | Coulda Beena Contenders | 187 |
| 43. | Meyerle, Levi | (czierk) | Hoboken Hobos | 187 |
| 44. | McGwire, Mark | (Gaberino) | Chicago Vipers | 187 |
| 45. | O'Hearn, Ryan | (Avila12Cub) | Sim Bulldogs | 187 |
| 46. | Wilson, Hack | (Fungoking) | Oakville Oaks | 186 |
| 47. | Ruth, Babe | (Pop) | Antarctica Penguins | 186 |
| 48. | Ruth, Babe | (jamin) | Chester Springs Menjai | 186 |
| 49. | Ruth, Babe | (tbandit1) | Baltimore Killer Bees | 186 |
| 50. | O'Hearn, Ryan | (cdubb7) | BB Beavers | 186 |