Most commonly, though, cockapoos are created from crossing a cocker spaniel with a miniature poodle, creating sturdy, medium-sized dogs that weigh around 15 pounds and stand about 14 inches at the withers.

How big is a full grown Cockapoo?

The Miniature Cockapoo weighs 13 to 18 pounds and ranges between 11 and 14 inches high. The Standard or Maxi Cockapoo should weigh more than 19 pounds and be at least 15 inches in height.

Is a Cockapoo a small or medium dog?

A Cockapoo is classed as a medium sized dog. Even the largest variety of standard size Poodle crossed with a English Cocker Spaniel will produce a medium size dog not measuring more than 18inches at the shoulder.