Tosters is a district of Feldkirch, a city in the westernmost Austrian state of Vorarlberg. Other districts of Feldkirch are Altenstadt, Gisingen, Levis, Nofels and Tisis.
The district has a population of 5381 people (as of 30 June 2009) and an area of .
It is located on the Ill river. A popular nearby landmark is the fortress ruin Tosters.