| Competition: | Liga |
| Season: | 1948 |
| Winners: | KS Cracovia (5th title) |
| Relegated: | Tarnovia Tarnów Garbarnia Kraków Rymer Rybnik Widzew Łódź |
| League Topscorer: | Józef Kohut (31 goals) |
| Highest Attendance: | 30,000[1] |
| Prevseason: | 1947 |
| Nextseason: | 1949 |
Statistics of Ekstraklasa for the 1948 season.
It was contested by 14 teams, and Cracovia won the championship.
| Rank | Player | Club | Goals | |
|---|---|---|---|---|
| 1 |  Józef Kohut | Wisła Kraków | 31 | |
| 2 | Mieczysław Gracz | Wisła Kraków | 28 | |
| 3 | Stanisław Różankowski | Cracovia | 22 | |
| 4 | Henryk Spodzieja | AKS Chorzów | 20 | |
| 5 | Gerard Cieślik | Ruch Chorzów | 18 | |
| 6 | Henryk Alszer | Ruch Chorzów | 17 | |
| Longin Janeczek | ŁKS Łódź | 17 | ||
| Marian Łącz | ŁKS Łódź | 17 | ||
| 9 | Henryk Jaźnicki | Polonia Warsaw | 15 | |
| 10 | Stanisław Baran | ŁKS Łódź | 14 |