The 1984–85 Hellenic Football League season was the 32nd in the history of the Hellenic Football League, a football competition in England.
| Competition: | Hellenic Football League Premier Division |
| Season: | 1984–85 |
| Winners: | Shortwood United |
| Relegated: | Didcot Town Clanfield |
| Matches: | 306 |
| Total Goals: | 893 |
| Prevseason: | 1983–84 |
| Nextseason: | 1985–86 |
The Premier Division featured 14 clubs which competed in the division last season, along with four new clubs:
| Competition: | Hellenic Football League Division One |
| Season: | 1984–85 |
| Winners: | Pegasus Juniors |
| Promoted: | Pegasus Juniors Yate Town |
| Matches: | 272 |
| Total Goals: | 949 |
| Prevseason: | 1983–84 |
| Nextseason: | 1985–86 |
Division One featured 14 clubs which competed in the division last season, along with three new clubs: