The 1997–98 Hellenic Football League season was the 45th in the history of the Hellenic Football League, a football competition in England.
| Competition: | Hellenic Football League Premier Division |
| Season: | 1997–98 |
| Winners: | Swindon Supermarine |
| Matches: | 306 |
| Total Goals: | 969 |
| Prevseason: | 1996–97 |
| Nextseason: | 1998–99 |
The Premier Division featured 16 clubs which competed in the division last season, along with two new clubs, promoted from Division One:
| Competition: | Hellenic Football League Division One |
| Season: | 1997–98 |
| Winners: | Ardley United |
| Promoted: | Cirencester Academy |
| Matches: | 272 |
| Total Goals: | 980 |
| Prevseason: | 1996–97 |
| Nextseason: | 1998–99 |
Division One featured 15 clubs which competed in the division last season, along with two new clubs: