The size of Goldendoodle can vary depending on its parents, specifically the type of Poodle involved. Goldendoodles come in three main sizes: mini, medium, and standard. Mini Goldendoodles usually weigh between 15 to 35 pounds, while medium ones range from 35 to 50 pounds. Standard Goldendoodles are the largest, often weighing 50 pounds or more. Their height also varies, with minis standing around 15 inches tall and standards reaching up to 24 inches. When choosing a Goldendoodle, consider the space in your home and your lifestyle to match their size perfectly.