The Men's 3000 metres event at the 2004 IAAF World Indoor Championships was held on March 5–6.
| width=200 bgcolor=gold | Gold | width=200 bgcolor=silver | Silver | width=250 bgcolor=CC9966 | Bronze |
| Bernard Lagat | Rui Silva | Markos Geneti Ethiopia |
First 4 of each heat (Q) and next 4 fastest (q) qualified for the semifinals.
| Rank | Heat | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 2 | 7:47.70 | Q | ||||
| 2 | 7:48.09 | Q, NR | ||||
| 2 | 7:48.25 | Q | ||||
| 2 | 7:48.27 | Q, PB | ||||
| 2 | 7:48.28 | q | ||||
| 2 | 7:48.38 | q | ||||
| 2 | 7:49.92 | q | ||||
| 1 | 7:52.08 | Q | ||||
| 1 | 7:52.14 | Q | ||||
| 10 | 1 | 7:52.25 | Q | |||
| 11 | 1 | 7:52.75 | Q | |||
| 12 | 1 | 7:53.10 | q | |||
| 13 | 1 | 7:53.69 | ||||
| 14 | 1 | 7:53.86 | ||||
| 15 | 1 | 7:53.92 | SB | |||
| 16 | 1 | 7:54.41 | ||||
| 17 | 2 | 7:55.58 | SB | |||
| 18 | 1 | 7:55.94 | SB | |||
| 19 | 2 | 7:59.92 | ||||
| 20 | 2 | 8:03.88 | ||||
| 21 | 1 | 8:19.17 | NR | |||
| 22 | 2 | 8:38.37 | ||||
| 1 |
| Rank | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|
| 7:56.34 | |||||
| 7:57.08 | |||||
| 7:57.87 | |||||
| 7:58.23 | |||||
| 7:58.96 | |||||
| 8:02.86 | |||||
| 8:03.34 | |||||
| 8:03.50 | |||||
| 8:03.73 | |||||
| 10 | 8:03.82 | ||||
| 11 | 8:09.71 | ||||
| 12 | 8:14.32 |