| Competition: | La Liga |
| Winners: | Barcelona 10th title |
| Relegated: | Málaga Elche Murcia |
| Continentalcup1: | European Cup |
| Continentalcup1 Qualifiers: | Barcelona |
| Continentalcup2: | Cup Winners' Cup |
| Continentalcup2 Qualifiers: | Atlético Madrid |
| Continentalcup3: | UEFA Cup |
| Continentalcup3 Qualifiers: | Athletic Bilbao Sporting Gijón Real Madrid Osasuna |
| Matches: | 306 |
| Total Goals: | 662 |
| League Topscorer: | Hugo Sánchez (19 goals) |
| Prevseason: | 1983–84 |
| Nextseason: | 1985–86 |
The 1984–85 La Liga season, the 54th since its establishment, started on 1 September 1984 and finished on 21 April 1985. The champions were Barcelona, who won the title by a 10-point margin over second-placed Atlético Madrid in their first season under the management of English coach Terry Venables.
| Goalscorers | Goal | Team | |
|---|---|---|---|
 Hugo Sánchez | 19 | Atlético Madrid | |
 Jorge Valdano | 17 | Real Madrid | |
| Steve Archibald | 15 | FC Barcelona | |
 / Michel Pineda | 14 | RCD Español | |
| Luis Mario Cabrera | 14 | Atlético Madrid |