|• Total||4.5 km2 (1.7 sq mi)|
|Elevation||473 m (1,552 ft)|
|• Density||400/km2 (1,000/sq mi)|
|Surrounded by||Canobbio, Lugaggia, Lugano, Sonvico, Valsolda (IT-CO), Villa Luganese|
Cadro is a municipality, in the municipality of Lugano and district of Lugano in the canton of Ticino in Switzerland. On 14 April 2013 the former municipalities of Cadro, Bogno, Carona, Certara, Cimadera, Sonvico and Valcolla merged into the city of Lugano.