Furtwangen im Schwarzwald (German pronunciation: [ˈfʊʁtvaŋən ʔɪm ˈʃvaʁtsvalt], lit. 'Furtwangen in the Black Forest'; Low Alemannic: Furtwange im Schwarzwald) is a small city located in the Black Forest region of southwestern Germany. Together with Villingen-Schwenningen, Furtwangen is part of the district (German: Kreis) of Schwarzwald-Baar.

Furtwangen is located in the Southern Black Forest Nature Park in the Southeastern Black Forest, around 25 kilometers west of the district town of Villingen-Schwenningen and around 27 kilometers northeast of Freiburg.

Furtwangen is the highest town in Baden-Württemberg. Between 850 m and 1,150 m above sea level, it lies in the upper Bregtal of the Central Black Forest in the headwaters of the Danube . The Breg is a small stream which, coming from the mountainous areas around Furtwangen, flows down through the inner city to the east.