2017 FFSA season
The 2017 Football Federation South Australia season was the 111th season of soccer in South Australia, and the fifth under the National Premier Leagues format.
League tables
2017 National Premier Leagues SA
The National Premier League South Australia 2017 season was the fifth edition of the NPL SA as the second level domestic association football competition in South Australia. 12 teams took part, all playing each other twice for a total of 22 rounds.League Table
Finals
Leading Goalscorers
| Rank | Player | Club | Goals |
| 1 | Andreas Wiens | Adelaide Comets | 12 |
| 2 | Anthony Costa | Adelaide City | 11 |
| 3 | Thomas Strain | Campbelltown City | 8 |
| 4 | Thomas Briscoe | West Adelaide | 7 |
| 4 | Allan Welsh | Adelaide Comets | 7 |
2017 SA State League 1
The 2017 SA State League 1 was the fifth edition of the NPL State League 1 as the second level domestic association football competition in South Australia. 12 teams competed, all playing each other twice for a total of 22 rounds.2017 SA State League 2
The 2017 SA State League 2 was the second edition of the new NPL State League 2 as the third level domestic association football competition in South Australia. 12 teams competed, all playing each other twice for a total of 22 rounds.2017 Women's NPL
The highest tier domestic football competition in South Australia for women was known for sponsorship reasons as the PS4 Women's National Premier League. This was the second season of the NPL format. The 8 teams played a triple round-robin for a total of 21 games.Cup Competitions
2017 Federation Cup
South Australian soccer clubs competed in 2017 for the Federation Cup. Clubs entered from the NPL SA, the State League 1, State League 2, South Australian Amateur Soccer League and South Australian Collegiate Soccer League.This knockout competition was won by North Eastern MetroStars.
The competition also served as the South Australian Preliminary rounds for the 2017 FFA Cup. In addition to the MetroStars, the A-League club Adelaide United qualified for the final rounds, entering at the Round of 32.