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How much bigger will my English Mastiff Heeler mix puppy get?

Updated On September 23rd, 2025

Pet's info: Dog | Mixed Breed | Male | unneutered

Hi i would love to know if my puppy will get any bigger he's English mastiff mixed with small healer mix

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1 Answer

Most Helpful Answer

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Answered By Dr. Melanie, BVSc MS

Veterinarian

Published on June 3rd, 2017

It depends on Zeus's age. Typically dogs reach the full growth between one year to 18 months of age (large and giant breeds of dogs take longer to reach their full growth). If he's still young, he will have more growing to do. I hope this helps :-)

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