| Competition: | Liga |
| Season: | 1930 |
| Winners: | KS Cracovia (2nd title) |
| Relegated: | ŁTSG Łódź |
| League Topscorer: | Karol Kossok (24 goals) |
| Total Goals: | 508 |
| Prevseason: | 1929 |
| Nextseason: | 1931 |
Statistics of Ekstraklasa for the 1930 season.
It contested by 12 teams, and KS Cracovia won the championship.