The 1984–85 Combined Counties Football League season was the seventh in the history of the Combined Counties Football League, a football competition in England.
The league was won by newcomers Malden Vale for the first time. Another new club, Southwick, finished as runners-up and were promoted to the Isthmian League.
| Competition: | Combined Counties Football League |
| Season: | 1984–85 |
| Winners: | Malden Vale |
| Promoted: | Southwick |
| Matches: | 342 |
| Total Goals: | 1062 |
| Prevseason: | 1983–84 |
| Nextseason: | 1985–86 |
The league was increased from 17 to 19 clubs after Alton Town, Chessington United, Guildford & Worplesdon and Yateley Town left and six new clubs joined: