The 2015–16 Southern Counties East Football League season was the 50th in the history of the Southern Counties East Football League (the 3rd since it was renamed from the Kent Football League), a football competition in England.
At the end of the season, the league merged with the Kent Invicta League with the latter becoming the lower division of the merged league.
[1] The league consisted of 17 clubs from the previous season along with two new clubs: Six clubs applied for promotion to Step 4: AFC Croydon Athletic, Ashford United, Beckenham Town, Corinthian, Greenwich Borough and Hollands & Blair.
[2] Correct as of 30 April 2016