Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (On Base)
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 | (Trulaia) | Revenge of Samson | .503 |
| 2. | Bonds, Barry | (Trulaia) | Stockton Stars | .497 |
| 3. | Bonds, Barry | (BobbyCarnes) | OBX PIRATES | .497 |
| 4. | Bonds, Barry | (Trulaia) | Stockton Stars | .491 |
| 5. | Bonds, Barry | (babyave1) | Northeastern Wolves | .489 |
| 6. | Bonds, Barry | (partin0701) | Hershey Chocolatiers | .489 |
| 7. | Bonds, Barry | (jericho2u) | Dixie Boy Happy Toyz | .485 |
| 8. | Bonds, Barry | (spit_ball44) | City Pound D o g z | .482 |
| 9. | Bonds, Barry | (nycubsfan) | NYC Cubbies | .482 |
| 10. | Bonds, Barry | (Trulaia) | Glasgow Eagles | .481 |
| 11. | Bonds, Barry | (plpl512) | Evansville Otters | .480 |
| 12. | Bonds, Barry | (paranoid) | Las Vegas Screamin Eagles | .480 |
| 13. | Bonds, Barry | Baltimore Orioles | .480 | |
| 14. | Bonds, Barry | (ScottCornelius) | London Yardbirds | .479 |
| 15. | Bonds, Barry | Keene Muff Slappers | .479 | |
| 16. | Oh, Sadaharu | (dynasty) | Long Island Hi Flyers | .479 |
| 17. | Bonds, Barry | (tgbsbl1967) | St Joe Runaways | .479 |
| 18. | Bonds, Barry | (filler8) | Macon Faces | .478 |
| 19. | Bonds, Barry | (porkchop9) | Your Force | .478 |
| 20. | Bonds, Barry | (spit_ball44) | Southshore Cats | .477 |
| 21. | Bonds, Barry | (richgibson) | Grand INQUISITORS | .477 |
| 22. | Bonds, Barry | (BobbyCarnes) | Denver Pinetar Heroes | .476 |
| 23. | Bonds, Barry | (baseballpi) | Boston Bees | .476 |
| 24. | Bonds, Barry | (dynasty8) | RHODE ISLAND Dick Smack | .475 |
| 25. | Bonds, Barry | (andyyoung) | Lancaster Jethawks | .475 |
| 26. | Bonds, Barry | (spit_ball44) | City Pound D o g z | .475 |
| 27. | Bonds, Barry | (Jackfactor) | JacksonCity Wildcats | .475 |
| 28. | Bonds, Barry | (MJR) | Bloomington Blue Bombers | .474 |
| 29. | Bonds, Barry | (befulton) | Southern Dogs | .474 |
| 30. | Bonds, Barry | (jamin) | Chester Springs Menjai | .474 |
| 31. | Bonds, Barry | (bdavids28) | Locomotive Breath | .474 |
| 32. | Bonds, Barry | (jeter0296) | Freehold Cardinals | .474 |
| 33. | Bonds, Barry | (gibblets1973) | Galway Griffins | .472 |
| 34. | Bonds, Barry | (michelb3514) | Iowa Hawkeyes | .472 |
| 35. | Bonds, Barry | (Abcjz) | Kannapolis Cannon Ballers | .472 |
| 36. | Bonds, Barry | (Trulaia) | Stockton Stars | .471 |
| 37. | Bonds, Barry | (HoustonCougar) | Houston Colt 45's | .471 |
| 38. | McGraw, John | (filler8) | San Antonio Acorns | .471 |
| 39. | Bonds, Barry | (chaaad) | FCL Yankees | .471 |
| 40. | Bonds, Barry | (BobbyCarnes) | Denver Pinetar Heroes | .471 |
| 41. | Williams, Ted | (richgibson) | Detroit Workers Action Movement | .471 |
| 42. | Bonds, Barry | (filler8) | Oklahoma Wolves | .470 |
| 43. | Bonds, Barry | (gibblets1973) | St. Brendan's Blue Jays | .470 |
| 44. | Bonds, Barry | (tgbsbl1967) | St Joe Knights | .470 |
| 45. | Bonds, Barry | (Ikej) | Maine Reapers | .470 |
| 46. | Bonds, Barry | (dynasty) | Humbolt 💰⚾ | .470 |
| 47. | Bonds, Barry | (Trulaia) | Revenge of Samson | .470 |
| 48. | McGwire, Mark | (meras) | Ridgemond Gladiators | .469 |
| 49. | Bonds, Barry | (michelb3514) | Iowa Corn Pickers | .469 |
| 50. | Bonds, Barry | (filler) | Long Island Rough Riders | .469 |
