2004–05 Austrian Football First League

The 2004–05 Austrian Football First League season was the 31st season of second level league football in Austria. It was the third season that it used the name Red Zac First League.

Promoted to Bundesliga

 * FC Wacker Tirol

Relegated from Bundesliga

 * FC Kärnten

Promoted from Regionalliga

 * SC Rheindorf Altach
 * FC Gratkorn

Relegated to Regionalliga

 * FC Lustenau
 * BSV Juniors