Campo Blenio was a municipality in the district of Blenio in the canton of Ticino in Switzerland .

On 25 January 2005, the cantonal authorities announced that Campo Blenio would merge with Aquila, Ghirone , Olivone and Torre to form a new municipality to be called Blenio. This union was carried through on 22 October 2006.

There are ski slopes operated by Cooperative Society Campo Blenio-Ghirone Tourist Facilities that offers a range of services, managed by Martinelli Gianni. The slopes are particularly suitable for learning to ski and snowboard. The resort also has a 4.5-kilometer lighted slope.