2018–19 Basketligan season

Norrköping Dolphins were the defending champions.

The playoffs are played with a best-of-five format (1-1-1-1-1).

Seeded teams played legs 1, 3, 5 and 7 at home.

Seeded team played legs 1, 3, 5 and 7 at home.

The ninth qualified and the runner-up of the Superettan played a double-legged playoff for a place in the next Basketligan season.