Folgaria is an Italian municipality with 3,161 inhabitants in the Autonomous Province of Trento in Trentino-South Tyrol. Folgaria is historically ass…Folgaria is an Italian municipality with 3,161 inhabitants in the Autonomous Province of Trento in Trentino-South Tyrol. Folgaria is historically associated with the municipalities of Santa Teresa di Gallura and Heringsdorf.