2018–19 Eastern Counties Football League

The 2018–19 season was the 76th season in the history of Eastern Counties Football League, a football competition in England. The season saw Division One divided into two sections.

Histon were champions, winning their second Eastern Counties Football League title and returned to the Isthmian League after two years in the Eastern Counties League.

Premier Division
The Premier Division featured 16 clubs which competed in the division last season, along with four new clubs:
 * Framlingham Town, promoted from Division One
 * Norwich United, relegated from the Isthmian League
 * Whitton United, promoted from Division One
 * Woodbridge Town, promoted from Division One

Division One North
It was the first season Division One was split into two sections. Division One North featured 12 clubs which competed in Division One last season, along with seven new clubs.
 * Clubs relegated or demoted from the Premier Division:
 * Fakenham Town
 * Haverhill Borough
 * Ipswich Wanderers
 * Clubs promoted from the Anglian Combination:
 * Harleston Town
 * Mulbarton Wanderers
 * Plus:
 * Felixstowe & Walton United reserves, joined from the Reserve Division
 * Lakenheath, promoted from the Cambridgeshire County League

Division One South
It was the first season Division One was split into two sections. Division One South featured four clubs which competed in Division One last season, along with 15 new clubs.
 * Clubs relegated from the Essex Senior League:
 * Burnham Ramblers
 * Hackney Wick
 * Clubs joined from the Essex Olympian League:
 * Benfleet
 * Frenford
 * May & Baker
 * Newbury Forest
 * White Ensign
 * Clubs joined from the Essex and Suffolk Border League:
 * Brightlingsea Regent reserves
 * Coggeshall United
 * Harwich & Parkeston
 * Plus:
 * Fire United, joined from the Middlesex County League
 * Hashtag United, new club
 * Lopes Tavares, joined from the Essex Alliance League
 * Wivenhoe Town, relegated from the Premier Division
 * Wormley Rovers, joined from the Hertfordshire Senior County League