NBA Single-Season Total Blocks Record Progression
Every season that raised the bar, and the leader in every season between.
The NBA single-season total blocks record is 456, set by Mark Eaton in 1984-1985. It has stood for 42 years. The mark has been raised 1 times since 1973.
Record Holders
2 marks since 1973-1974| Year | Player | BLK | Stood for |
|---|---|---|---|
| 1984-1985 |
 Mark Eaton
|
456 | still standing |
| 1973-1974 |
 Elmore Smith
|
393 | 11 years |
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.