2025 FSA Federation Cup
The 2025 Football South Australia Federation Cup, also known as the Australia Cup South Australian preliminary rounds until the semi-finals, was the 112th running of the Federation Cup, the main soccer knockout cup competition in South Australia. The competition also functioned as part of the Australia Cup preliminary rounds, with the two finalists qualifying for the main competition.
North Eastern MetroStars were champions for the seventh time, defeating Adelaide Croatia Raiders 3–1 in the final. Campbelltown City were the defending champions, losing 1–3 in the quarter-finals to eventual winners North Eastern MetroStars.
Teams
57 teams participated in the competition, 49 from the Greater Adelaide area, three from Mount Gambier, two from the Adelaide Hills region, and one from Gawler, Naracoorte, Port Pirie, and Portland. National Premier Leagues South Australia, State League One and State League Two represent levels 2–4 on the unofficial Australian league system, and are required to participate in the Federation Cup. The South Australian Regional Leagues represent level 5. The South Australian Amateur Soccer League is not represented on the national league system. Adelaide United Youth are not eligible for the tournament, as the senior team will enter the Australia Cup competition at the round of 32.Registrations for non-affiliate clubs to participate in the competition opened on 8 January and closed on 31 January. Unlike previous seasons, regional affiliate clubs hosted if they were drawn against a Football South Australia affiliate club or amateur league club.
Bracket
First round
The first round of the Federation Cup was also the third round of the 2025 Australia Cup preliminary rounds. National Premier League teams Adelaide Comets, Adelaide Croatia Raiders, Modbury Jets, and Playford City were drawn into this round, with all other NPL teams given a bye.''All times are in ACDT.''
Second round
The second round of the Federation Cup was also the fourth round of the 2025 Australia Cup preliminary rounds, featuring 25 teams from the previous round and the seven teams from the National Premier League who were not drawn into the first round.| NPL SA | State League 1 | State League 2 | Regional | Amateur | Total |
''All times are in ACDT.''
Third round
The third round of the Federation Cup was also the fifth round of the 2025 Australia Cup preliminary rounds.| NPL SA | State League 1 | State League 2 | Regional | Amateur | Total |
''All times are in ACST.''
Quarter-finals
The quarter-finals of the Federation Cup was also the sixth round of the 2025 Australia Cup preliminary rounds.| NPL SA | State League 1 | State League 2 | Regional | Amateur | Total |
''All times are in ACST.''
Semi-finals
The semi-finals of the Federation Cup was also the seventh round of the 2025 Australia Cup preliminary rounds, with the two winners qualifying for the 2025 Australia Cup.| NPL SA | State League 1 | State League 2 | Regional | Amateur | Total |
''All times are in ACST.''