The 1902–03 season was the 18th since the foundation of Southampton and their ninth in league football, as members of the Southern League, of which the club won their fifth title. They also competed in the Western League, where they finished in 3rd place.
Source: rsssf.com Rules for classification: The system of using goal average to separate two teams tied on points was used until the 1976-77 season. The points system: 2 points for a win, 1 point for a draw and 0 points for losing.