In the 2016 Longford Senior Football Championships, there were 14 teams, where Group A and B consisted of 4 teams with 3 progressing to the Quarter-Finals, and Group C consisting of the 4 teams involved in the 2015 S.F.C.
All 12 teams enter the competition at this stage. 
The 2016 tournament consisted of 12 teams, with the winner going on to represent Longford in the Leinster Senior Club Football Championship. 
