Arsiè is a comune (municipality) in the province of Belluno in the Italian region of Veneto, located about 80 km northwest of Venice and about 40 km southwest of Belluno. As of 31 December 2004, it had a population of 2,748 and an area of 65.0 km2. The municipality of Arsiè contains the frazioni (subdivisions, mainly villages and hamlets) Mellame, Rocca, Fastro, Rivai, and San Vito. Arsiè borders the following municipalities: Castello Tesino, Cismon del Grappa, Enego, Fonzaso, Grigno, Lamon, Seren del Grappa and Pontet (a frazione of Imer, TN).

Demographic evolution