In general, small dogs enjoy longer lives than do their larger counterparts. A recent analysis of veterinary records revealed that dogs under 20 pounds had an average lifespan of 11 years while those over 90 pounds typically lived for only 8 years. Medium and large dogs fell in the middle at around 11 years. read more
Dog Breed Life Expectancy Chart. Below is a dog life expectancy chart sorted by the most popular registered breeds from the past decade 1. The top 25 are included from the AKC list from 2013. read more