MLB Single-Season Shutouts Record Progression
Every season that raised the bar, and the leader in every season between.
The MLB single-season shutouts record is 16, set by George Bradley in 1876. It has stood for 149 years. The mark has been raised 4 times since 1871.
Record Holders
5 marks since 1871| Year | Player | SHO | Stood for |
|---|---|---|---|
| 1876 |
 George Bradley
|
16 | still standing |
| 1875 |
 Al Spalding
|
7 | 1 year |
| 1874 |
Al Spalding
|
4 | 1 year |
| 1872 |
Al Spalding
|
3 | 2 years |
| 1871 |
Al Spalding
|
1 | 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.