1947–48 Swiss 1. Liga

There were 36 teams competing in the 1. Liga this season. They were divided into three regional groups, each group with 12 teams. Within each group, the teams would play a double round-robin to decide their league position. Two points were awarded for a win and one point was awarded for a draw. The three group winners then contested a play-off round to decide the two promotion slots to the second-tier (NLB). The last placed team in each group were directly relegated to the 2. Liga (fourth tier). ==Group West==

Teams, locations Final league table ==Group Central==

Teams, locations Final league table ==Group South and East==

Teams, locations Final league table Decider for first place The decider match for first place in the group was played on 6 June 1948 in Olten. Mendrisio won, became group champions and advanced to the play-offs. Red Star remained in the division for the following season. ==Promotion==

The three group winners played a single round-robin to decide the overall championship and the two promotion slots. The promotion play-offs were held on 13, 20 and 27 June 1948. Promotion play-off Mendrisio became overall 1. Liga Champions and together with runners-up Vevey-Sports were promoted to 1948–49 Nationalliga B. FC Pratteln remained in the division for the next season. ==Further in Swiss football==

• 1947–48 Nationalliga A • 1947–48 Nationalliga B • 1947–48 Swiss Cup ==References==