The 1948–49 Oberliga was the fourth season of the Oberliga, the first tier of the football league system in the three western zones of Allied-occupied Germany. The league operated in six regional divisions, Berlin, North, South, Southwest (north and south) and West. The five league champions, the runners-up from the North, South, Southwest and West and the third-placed team from the South entered the 1949 German football championship which was won by VfR Mannheim. It was VfR Mannheim's only national championship.