Posted in Uncategorized What is the average life expectancy of a dog Leave a Comment on What is the average life expectancy of a dog The average life expectancy of a dog is 10 to 13 years, depending on the breed. Smaller breeds tend to live longer than larger breeds. Related dog posts: Q&A: What is the average life expectancy of a dog? Everything to know about Basset Hound (Miniature) Everything to know about Papillon Everything to know about Pomeranian