1989–90 Irish League
| Season | 1989–90 |
|---|---|
| Champions | Portadown 1st Irish title |
| Matches played | 182 |
| Goals scored | 510 (2.8 per match) |
| Top goalscorer | Martin McGaughey (19 goals) |
← 1988–89 1990–91 → | |
Location of Belfast-based teams in the Irish League from 1983–1990
The 1989–90 Irish League was the 89th edition of the Irish League, the highest level of league competition in Northern Irish football. The league consisted of 14 teams, and Portadown won the championship.