There are no hostels in Cavriglia, but there are other types of accommodations...

Made out of an old farmhouse, situated in the municipality of Cavriglia at about 25 minutes by car from Florence, Arezzo, and 50 from Siena, near the railway station of San Giovanni Valdarno, between the green and the peace of Tuscany country, near Chiantishire and Pratomagno Mountain: Hotel del Lago is waiting for you.
Open all year, it has 28 rooms 16 double, 12 single-- with shower, toilet, TV LCD 20' satellite colour, direct-dialling telephone and a comfortable living-room with...