| Competition: | Irish League |
| Season: | 1985–86 |
| Winners: | Linfield 38th Irish title |
| Matches: | 182 |
| Total Goals: | 503 |
| League Topscorer: | Trevor Anderson (14) |
| Prevseason: | 1984–85 |
| Nextseason: | 1986–87 |
The 1985–86 Irish League was the 85th edition of the Irish League, the highest level of league competition in Northern Irish football. The league consisted of 14 teams, and Linfield won the championship.