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]
Division One featured 14 clubs which competed in the division last season, along with two new clubs, promoted from Division Two:
Division Two featured 14 clubs which competed in the division last season, along with two new clubs, relegated from Division One: