The most home runs hit in a single MLB season is 73 home runs, achieved by Barry Bonds in 2001.
This record-setting performance by Barry Bonds stands as the pinnacle of single-season home run hitting in Major League Baseball history. The pursuit of this iconic record has seen several legendary sluggers come close, particularly during the late 1990s and early 2000s.
Here is a look at the top single-season home run leaders:
MLB Single-Season Home Run Leaders
| Rank | Home Runs | Player | Season |
|---|---|---|---|
| 1 | 73 | Barry Bonds | 2001 |
| 2 | 70 | Mark McGwire | 1998 |
| 3 | 66 | Sammy Sosa | 1998 |
| 4 | 65 | Mark McGwire | 1999 |
| 5 | 64 | Sammy Sosa | 2001 |
| 6 | 63 | Sammy Sosa | 1999 |
