1997–98 National Professional Soccer League season
| Season | 1997–98 |
|---|---|
| Champions | Milwaukee Wave |
| Matches played | 260 |
| Top goalscorer | Hector Marinaro (87) |
| Highest attendance | 18,197 Philadelphia at Milwaukee (March 13) |
| Average attendance | 6,369 |
← 1996–97 1998–99 → | |
The 1997–98 National Professional Soccer League season was the fourteenth season for the league. Also marks the twentieth season of professional Division 1 indoor soccer.