Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (GIDP)
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. | Clements, Jack | (Consigliere33) | Chicago Outfit | 63 |
| 2. | Robinson, Brooks | (tbone34) | Fast Track | 55 |
| 3. | Williams, Ted | (dcwabdi) | Devil Dogs | 53 |
| 4. | Mattingly, Don | (Twmart2212) | Belington Wahoos | 53 |
| 5. | Helton, Todd | (michelb3514) | Iowa Corn Pickers | 51 |
| 6. | Bell, Buddy | (kingstreet) | Singapore Slingers | 51 |
| 7. | Clements, Jack | (PARATROOPER22) | TENNESSEE MASHERS | 51 |
| 8. | Hartnett, Gabby | (krtyler11) | Oakland A's | 51 |
| 9. | Piazza, Mike | (Crush3) | Uniondale Firebirds | 50 |
| 10. | Olerud, John | (Mranastasia) | Huntington Horsemen | 50 |
| 11. | Mattingly, Don | (Bigredmachine90) | Mother Tuckers | 50 |
| 12. | Piazza, Mike | (kingstreet) | Singapore Slingers | 49 |
| 13. | McCormick, Frank | San Clemente Sasquatch | 49 | |
| 14. | Rice, Jim | (paranoid) | Las Vegas Vegan Vampires | 49 |
| 15. | Floyd, Cliff | (myunclepunk) | Chicago Bear Hugs | 49 |
| 16. | Aaron, Hank | (kingstreet) | Singapore Straits Pirates | 49 |
| 17. | Gonzalez, Tony | (gpsman) | Las Vegas 51's | 49 |
| 18. | Downing, Brian | (jim2miller) | Capital City Nighthawks | 49 |
| 19. | Murray, Eddie | (montgomerybrews) | Montgomery Brewsters | 49 |
| 20. | Simmons, Ted | (WorcWarr) | Worcester Warriors | 49 |
| 21. | Francona, Terry | (kingstreet) | Singapore Straits Tigers | 49 |
| 22. | Gordon, Sid | (dynasty) | Bryan Bombers | 49 |
| 23. | Clements, Jack | (Lostit) | Chicago's Lost Orphans | 49 |
| 24. | Hogan, Shanty | (stengel28) | Atlanta Crackers | 48 |
| 25. | Sheffield, Gary | (ClassicOs) | Rhode Island WonderBoys | 48 |
| 26. | Clements, Jack | (samwhitworth) | San Francisco Walkers | 48 |
| 27. | Campanella, Roy | (Nuroc) | Beast Ting | 48 |
| 28. | Goodman, Billy | (billyconn) | Florida Keys | 48 |
| 29. | Downing, Brian | (tgbsbl1967) | Madagascar Bluebirds | 48 |
| 30. | Clements, Jack | (gt049) | Cleveland Naps | 48 |
| 31. | Bonura, Zeke | (shmuli) | Brownsville Policemen | 48 |
| 32. | Garciaparra, Nomar | (infmusxp) | JERSEY SHORE BADLANDS | 48 |
| 33. | Simmons, Ted | (montgomerybrews) | Montgomery Brewsters | 47 |
| 34. | Williams, Ted | (Mortamar1966) | Harper's Ferry Mudskippers | 47 |
| 35. | Williams, Ted | (fps1956) | Top Cats | 47 |
| 36. | Bando, Sal | (shirley68) | New Britain Mess | 47 |
| 37. | Bonura, Zeke | Los Angeles Sharks | 47 | |
| 38. | Pujols, Albert | (jarc) | Orangers Orangers | 47 |
| 39. | Davis, Chili | (Strokey) | Durham Bulls | 47 |
| 40. | Williams, Ted | Atlanta Boomers | 47 | |
| 41. | Maxwell, Charlie | (Dfitz66) | Bear Creek Black Sox | 47 |
| 42. | Seager, Corey | (Shall49) | Kansas City T-Bones | 47 |
| 43. | Tejada, Miguel | (vinnymac63) | Pittsburg Pirates | 47 |
| 44. | Kluszewski, Ted | Westlake Tanks | 47 | |
| 45. | Hartnett, Gabby | (gervin3900) | Milwaukee The Beermakers | 47 |
| 46. | Mattingly, Don | (mickey7) | Dallas Nut Busters | 47 |
| 47. | Helton, Todd | Quincy Kids | 47 | |
| 48. | Evans, Dwight | (pjrosen) | Balboa Black sox | 47 |
| 49. | Hartnett, Gabby | (jwbsavages) | Los Angeles Sharks | 47 |
| 50. | McCormick, Frank | Long Island Gangsta’s | 47 |