 The municipality of Fiavè contains the "frazioni" (subdivisions, mainly villages and hamlets) of Ballino, Favrio and Stumiaga.Fiavè borders the municipalities of Comano Terme, Bleggio Superiore, Ledro and Tenno.It is the location of one or more prehistoric pile-dwellings (or stilt house) settlements that are part of the prehistoric pile dwellings around the Alps UNESCO World Heritage Site.