How large are adult goldendoodles?

Goldendoodles are a mix between a poodle and a golden retriever. Their size will usually be the average of their parents' sizes. Golden retrievers are usually 20-24 inches in height and can weigh from 55-80 pounds. Poodles are about the same height but generally lighter; from 45-70 pounds. An adult goldendoodle will be anywhere between these ranges.