2018–19 Western Football League Premier Division

The Premier Division will consist of 20 clubs, the same as last season, after Street and Melksham Town were promoted to Southern League Division One South & West, and Longwell Green Sports and Wells City were relegated to the First Division. Four new clubs joined:


 * Plymouth Parkway, promoted from the South West Peninsula League.
 * Roman Glass St George, runners-up in the First Division.
 * Shortwood United, resigned from the Southern League West Division.
 * Westbury United, champions of the First Division.