 Median longevity of Basset Hounds is about 10.3 years in France and 11.3 years in the UK, which is a typical median longevity for purebred dogs and for breeds similar in size to Basset Hounds.The oldest of the 142 deceased dogs in the 2004 UK Kennel Club survey was 16.7 years.Leading causes of death in the 2004 UK Kennel Club survey were cancer (31%), old age (13%), gastric dilatation volvulus (11%), and cardiac (8%).