The 1905–06 season was the 12th in the history of Southern League. Fulham won Division One and Crystal Palace finished top of Division Two. No clubs were relegated from Division One as it was expanded to 20 clubs the following season.[1] No clubs applied to join the Football League.
Source: [2] Rules for classification: The system of using goal average to separate two teams tied on points was used until the 1976-77 season. The points system: 2 points for a win, 1 point for a draw and 0 points for losing.
Source: [3] Rules for classification: The system of using goal average to separate two teams tied on points was used until the 1976-77 season. The points system: 2 points for a win, 1 point for a draw and 0 points for losing. Notes:
^Changed name to Hastings & St Leonards United at end of season