Ausserferrera (Romansh: Farera) is a village in Hinterrhein District in the Swiss Canton of Graubünden. An independent municipality before, it merged on January 1, 2008 with neighboring Innerferrera to form the municipality of Ferrera .

Ausserferrera is first mentioned in the middle 12th century as Farreira. In 1837 it separated from Innerferrera to become an independent municipality.

Ausserferrera has an area, as of 2006, of 31.5 km2 (12.2 sq mi). Of this area, 29.3% is used for agricultural purposes, while 20.4% is forested.