1985 Primera División de Chile
| Dates | 11 May 1985 – 5 January 1986 |
|---|---|
| Champions | Cobreloa (3rd title) |
| Relegated | Deportes Arica O'Higgins |
| 1986 Copa Libertadores | Universidad Católica (Liguilla winners) Cobresal (Playoff winners) |
| Matches played | 380 |
| Goals scored | 955 (2.51 per match) |
| Top goalscorer | Ivo Basay (19 goals) |
| Biggest home win | Cobreloa 8–1 Magallanes (29 December) |
| Highest attendance | 61,161 Universidad de Chile 0–3 Colo-Colo (1 September) |
| Total attendance | 1,857,794 |
| Average attendance | 4,889 |
← 1984 1986 → | |
The 1985 Campeonato Nacional was Chilean football league top tier's 53rd season. Cobreloa was the tournament's champion, winning its third title.