| Season: | 2003 |
| Nextseason: | 2004 |
The 2003 South Australian Soccer Federation season was the 97th season of soccer in South Australia.
| Competition: | South Australian Premier League |
| Season: | 2003 |
| Winners: | Grand Final Adelaide Blue Eagles Minor Premiership North Eastern MetroStars |
| Relegated: | Para Hills Knights Playford City Patriots |
| Biggest Home Win: | Enfield City 7–0 Playford City Patriots (16 August 2003) |
| Biggest Away Win: | Adelaide Blue Eagles 0–5 MetroStars (17 May 2003) Para Hills Knights 0–5 Adelaide Galaxy (19 July 2003) |
| Highest Scoring: | White City 7–2 Playford City Patriots (12 April 2003) Para Hills Knights 5–4 Adelaide Olympic (17 May 2003) (9 goals) |
| Matches: | 132 |
| Prevseason: | 2002 |
| Nextseason: | 2004 |
The 2003 South Australian Premier League was the third last season of the SASF Premier League, the top level domestic association football competition in South Australia. It was contested by 12 teams in a single 22 round league format, each team playing all of their opponents twice.[1]
| Competition: | South Australian State League |
| Season: | 2003 |
| Promoted: | Campbelltown City Cumberland United |
| Winners: | Grand Final Campbelltown City Minor Premiership Campbelltown City |
| Biggest Home Win: | Campbelltown City 10–0 Seaford Rangers (10 May 2003) |
| Biggest Away Win: | 5 goals (5 times) |
| Highest Scoring: | Adelaide Hills 10–1 Port Pirie City (9 August 2003) (11 goals) |
| Matches: | 132 |
| Prevseason: | 2002 |
| Nextseason: | 2004 |
The 2003 South Australian State League was the third last season of the SASF State League, as the second highest domestic level association football competition in South Australia. It was contested by 12 teams in a single 22 round league format, each team playing all of their opponents twice.[2]