2018–19 Eastern Counties Football League Premier Division

At the end of season 2017–18, the following 8 teams left the Premier Division:
 * Coggeshall Town, promoted to Isthmian League North Division
 * Felixstowe & Walton United, promoted to Isthmian League North Division
 * Fakenham Town, relegated to Division One North
 * Haverhill Borough, relegated to Division One North
 * Ipswich Wanderers, relegated to Division One North
 * Saffron Walden Town, transferred to Essex Senior League
 * Stanway Rovers, transferred to Essex Senior League
 * Wivenhoe Town, relegated to Division One South (Eastern Senior League)

The remaining 16 teams, together with the following, form the Premier Division for 2018–19:
 * Framlingham Town, promoted from Division One
 * Norwich United, relegated from Isthmian League North Division
 * Whitton United, promoted from Division One
 * Woodbridge Town, promoted from Division One