Titisee-Neustadt is a municipality in the district of Breisgau-Hochschwarzwald in Baden-Württemberg in southern Germany. It is …Titisee-Neustadt is a municipality in the district of Breisgau-Hochschwarzwald in Baden-Württemberg in southern Germany. It is made up of the six communities of Neustadt, Langenordnach, Rudenberg, Titisee, Schwärzenbach and Waldau.