ER season 11
| ER | |
|---|---|
| Season 11 | |
DVD cover | |
| Starring | |
| No. of episodes | 22 |
| Release | |
| Original network | NBC |
| Original release | September 23, 2004 – May 19, 2005 |
| Season chronology | |
The eleventh season of the American fictional drama television series ER first aired on NBC on September 23, 2004, and concluded on May 19, 2005. The eleventh season consists of 22 episodes.