Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Hits Allowed)
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. | Ward, John | (filler8) | Hartford Villans | 380 |
| 2. | Bender, Chief | (tw_gk) | Serenity Now | 376 |
| 3. | Galvin, Pud | (filler) | Memphis Sluggers | 364 |
| 4. | White, Doc | (mckarcher) | Black Mesa Xens | 363 |
| 5. | Young, Cy | (filler8) | Los Angeles Bums | 362 |
| 6. | Blue, Vida | (tw_gk) | Serenity Now | 358 |
| 7. | Whitney, Jim | (filler8) | Hartford Villans | 354 |
| 8. | Scherzer, Max | (dynasty8) | Barboursville Bacon | 354 |
| 9. | deGrom, Jacob | (tw_gk) | Serenity Now | 353 |
| 10. | Koufax, Sandy | (filler2) | Florida Panthers | 352 |
| 11. | Pascual, Camilo | (filler2) | Florida Panthers | 352 |
| 12. | Gibson, Bob | (richgibson) | Detroit RANtERS | 346 |
| 13. | Walsh, Ed | (wileydog97) | Raleigh Fighting Ducks | 346 |
| 14. | Driscoll, Denny | Salem Spectres | 341 | |
| 15. | Tannehill, Jesse | (dynasty) | Leo Lions | 341 |
| 16. | Strasburg, Stephen | (Trulaia) | Norfolk Tides Float All Boats | 340 |
| 17. | McGinnis, Jumbo | (dynasty) | Pittsburgh Pirates | 339 |
| 18. | Scott, Mike | (CG4177) | Jeremiah Bullfrogs | 337 |
| 19. | Spalding, Al | (sheikyerboudi) | Feral Groundhogs | 336 |
| 20. | Clemens, Roger | (WorcWarr) | Worcester Warriors | 335 |
| 21. | Warneke, Lon | (tribetime89) | Boycott Shady League Manipulations | 335 |
| 22. | Caruthers, Bob | (dynasty) | Ziegfeld Follies | 334 |
| 23. | Haines, Jesse | (tribetime89) | Boycott Shady League Manipulations | 332 |
| 24. | Cicotte, Eddie | (Baconfats) | Clubber Langs | 332 |
| 25. | Bond, Tommy | (filler8) | Brooklyn Bums | 332 |
| 26. | Bunker, Wally | (filler2) | Florida Panthers | 330 |
| 27. | Galvin, Pud | (Taavikirk57) | Penticton Ponderosas | 330 |
| 28. | Atkinson, Al | (filler) | Albuquerque Isotopes | 330 |
| 29. | Bond, Tommy | (Shpennymons) | Hoboken Nines | 329 |
| 30. | Ehret, Red | (dynasty) | Rye Whiskey | 329 |
| 31. | Alexander, Pete | (filler) | Portland Pinschers | 329 |
| 32. | Langford, Rick | (filler) | Dodge City Mustangs | 329 |
| 33. | Driscoll, Denny | (Brenzini) | Oakmont Man Hands | 327 |
| 34. | Young, Cy | (philtomney) | Providence Greys | 327 |
| 35. | Chance, Dean | (REVEJB) | Olde English 800's | 327 |
| 36. | Baldwin, Lady | (filler8) | Sugar Land Skeeters | 327 |
| 37. | Keefe, Tim | (bravesman) | Shreveport Scorpions | 326 |
| 38. | Boyle, Henry | (baseball4ever) | Panama Canal Builders | 326 |
| 39. | Lynch, Jack | (filler) | Portland Bounty | 326 |
| 40. | Williams, Lefty | (filler8) | Los Angeles Bums | 326 |
| 41. | Davenport, Dave | (filler8) | Hartford Villans | 325 |
| 42. | Ehret, Red | (filler8) | Touch Down | 325 |
| 43. | White, Doc | (dynasty) | Mojave Desert Aces and 8's | 325 |
| 44. | Knepper, Bob | (dynasty) | Annapolis Gladiators | 324 |
| 45. | Sweeney, Charlie | (filler) | Beaumont Exporters | 324 |
| 46. | Mathews, Bobby | (dynasty) | Ziegfeld Follies | 322 |
| 47. | Orth, Al | (filler) | Seminole Heights Alligators | 322 |
| 48. | Devlin, Jim | (filler2) | High Desert Meercats | 322 |
| 49. | Joss, Addie | (fps1956) | New York Gothams | 322 |
| 50. | McGinnity, Joe | (AluminumBat) | Timbuktu Timbuktuians | 322 |