The 2018–19 Austrian Regionalliga was the 60th season of the Austrian third-tier football league. The Regionalliga is split into East, West and Middle (German: Ost, West & Mitte) divisions. The Regionalliga Ost is formed by clubs from the Vienna, Lower Austria and Burgenland Football Associations. The Regionalliga Mitte is made up of clubs from the Upper Austria, Carinthia and Styria Football Associations. The Regionalliga West is made up of clubs from the Salzburg, Tirol and Vorarlberg Football Associations.