2004–05 WNBL season

The 2004–05 WNBL season was the 25th season of competition since its establishment in 1981. A total of 8 teams contested the league.

Broadcast rights were held by free-to-air network ABC. ABC broadcast one game a week, at 1:00 p.m. at every standard time in Australia.

Molten provided equipment including the official game ball, with Hoop2Hoop supplying team apparel.