Entrants increased to 37 teams, 5 more than the previous season; 8 would never contest a match.
It began on 14 October 1876 and ended at the final on 24 March 1877 Wanderers successfully defended its third FA Cup in the Final on 24 March 1877 in Kennington Oval defeating Oxford University, 2–1 (a.e.t.).
Second round: 18 teams (with Queen's Park still having a bye) played.
Fourth Round: 4 teams, with Wanderers getting a bye played for a spot in the semi-finals.
Final: Oxford University faced the semi-final for the chance to win their second FA Cup.