Arzo

Arzo was a municipality in the district of Mendrisio in the canton of Ticino in Switzerland.

It had an area of 2.82 km2 and a population of 1,126 inhabitants (December 2007).

On 5 April 2009 the municipalities of Arzo, Capolago, Genestrerio, Mendrisio, Rancate and Tremona merged into the municipality of Mendrisio.