The 1982–83 Sussex County Football League season was the 58th in the history of Sussex County Football League a football competition in England. It also was the last season for the league to consist of two divisions.[1] [2]
| Competition: | Sussex County Football League Division One |
| Season: | 1982–83 |
| Winners: | Peacehaven & Telscombe |
| Relegated: | Arundel Chichester City |
| Matches: | 240 |
| Total Goals: | 777 |
| Prevseason: | 1981–82 |
| Nextseason: | 1983–84 |
Division One featured 14 clubs which competed in the division last season, along with two new clubs, promoted from Division Two:
| Competition: | Sussex County Football League Division Two |
| Season: | 1982–83 |
| Winners: | Horsham YMCA |
| Promoted: | Horsham YMCA Lancing |
| Matches: | 240 |
| Total Goals: | 812 |
| Prevseason: | 1981–82 |
| Nextseason: | 1983–84 |
Division Two featured 14 clubs which competed in the division last season, along with two new clubs, relegated from Division One: