MLB Single-Season Wins Record Progression
Every season that raised the bar, and the leader in every season between.
The MLB single-season wins record is 60, set by Old Hoss Radbourn in 1884. It has stood for 141 years. The mark has been raised 5 times since 1871.
Record Holders
6 marks since 1871| Year | Player | W | Stood for |
|---|---|---|---|
| 1884 |
 Old Hoss Radbourn
|
60 | still standing |
| 1875 |
 Al Spalding
|
54 | 9 years |
| 1874 |
Al Spalding
|
52 | 1 year |
| 1873 |
Al Spalding
|
41 | 1 year |
| 1872 |
Al Spalding
|
38 | 1 year |
| 1871 |
Al Spalding
|
19 | 1 year |
The earliest marks here are records only in the sense that nobody had done better yet. Season length, schedule and the rules themselves have all changed, so a figure from the 1870s is not comparable with a modern one and is not offered as though it were.