1984–85 Segunda División B
| Season | 1984–85 |
|---|---|
| Champions | Sestao SC Rayo Vallecano |
| Promoted | Sestao SC Rayo Vallecano Albacete Balompié Deportivo Aragón |
| Relegated | Osasuna Promesas Real Avilés Industrial Club Erandio CA Marbella CD Badajoz CD Antequerano |
| Matches played | 760 |
| Goals scored | 1,826 (2.4 per match) |
| Top goalscorer | Ramón Masqué (20 goals) |
| Best goalkeeper | Juano (0.50 goals/match) |
| Biggest home win | Figueres 10–2 Real Avilés Industrial (9 September 1984) |
| Biggest away win | Antequerano 0–4 Jaén (12 May 1985) |
| Highest scoring | Figueres 10–2 Real Avilés Industrial (9 September 1984) |
← 1983–84 1985–86 → | |
The 1984–85 Segunda División B season was the 8th since its establishment. The first matches of the season were played on 1 September 1984, and the season ended on 17 May 1985.