2018–19 Essex Senior Football League

The 2018–19 Essex Senior Football League season is the 48th in the history of Essex Senior Football League, a football competition in England.

The provisional club allocations for steps 5 and 6 were announced by the FA on 25 May. The constitution is subject to ratification by the league at its AGM.

Essex Senior League
At the end of the 2017–18 season, the following teams left the league:
 * Promoted to Step 4
 * Basildon United, to the Isthmian League North Division
 * FC Romania, to the Isthmian League North Division
 * Great Wakering Rovers, to the Isthmian League North Division
 * Relegated to Step 6
 * Burnham Ramblers, to the Eastern Counties League
 * Hackney Wick, to the Eastern Counties League

The remaining 15 teams, together with the following, form the Essex Senior League for season 2018–19:
 * Transferred within Step 5
 * Hoddesdon Town, from the Spartan South Midlands League
 * Saffron Walden Town, from the Eastern Counties League
 * St Margaretsbury, from the Spartan South Midlands League
 * Stanway Rovers, from the Eastern Counties League

Wadham Lodge adopted the new name of Leyton Athletic.