The 2001–02 season was the 100th in the history of the Western Football League.
The league champions for the sixth time in their history were Bideford, but runners-up Taunton Town took promotion to the Southern League.
The champions of Division One were Frome Town.
[1] The Premier Division remained at 20 clubs after Chippenham Town were promoted to the Southern League, Minehead Town were relegated to the First Division, and two clubs joined: The First Division remained at 20 clubs after Team Bath and Keynsham Town were promoted to the Premier Division, Pewsey Vale transferred to the Hellenic League, and three clubs joined: