2004–05 Segunda Divisão B
| Season | 2004–05 |
|---|---|
| Champions | FC Vizela |
| Promoted | |
| Relegated | 12 teams |
← 2003–04 2005–06 → | |
The 2004–05 Segunda Divisão season was the 71st season of the competition and the 55th season of recognised third-tier football in Portugal.