It depends on the individual.
Information to include in the answer: Golden retrievers can live anywhere from 8-12 years, but some have been found to live as long as 14-16 years old.
The average lifespan of a golden retriever is about 10 or 11 years, but there are plenty of retrievers out there that live up to 14 or 15 years old. In general, a dog's life expectancy may be lengthened significantly if it lives with an owner who provides adequate exercise and nutritional supplements...