1989–90 Major Indoor Soccer League season
| Season | 1989–90 |
|---|---|
| Champions | San Diego Sockers (6th title) |
| Matches played | 208 |
| Top goalscorer | Tatu (64 goals) |
| Average attendance | 7,765 |
← 1988–89 1990–91 → | |
The 1989–90 Major Indoor Soccer League season was the 12th in league history.