See main article: article and 2004–05 Second League of Serbia and Montenegro.
| Season: | 2004–05 |
| League Topscorer: | Srđan Baljak (24 goals) |
| Matches: | 380 |
| Total Goals: | 886 |
| Nextseason: | 05-06 |
The 2004–05 Second League of Serbia and Montenegro – Group Serbia (Serbian: Друга лига Србије и Црне Горе 2004/05 – група Србија, Druga liga Srbije i Crne Gore 2004/05 – grupa Srbija) consisted of 20 teams. Two teams were promoted to the Serbia and Montenegro SuperLiga and six were relegated the Serbian League.
First legs were player on 3 July and second legs on 6 July 2005.