A typical Bullmastiff puppy will grow to:110 lb 3 ozMale average: 59kg | Female average: 41kgShare this on:Please note
this is an estimate
based on typical growth patterns for Bullmastiff puppies.
For a more accurate estimate, enter your Bullmastiff puppy's current age and weight into our Puppy Weight Predictor
to predict its adult size
Other Working DogsFinnish Spitz | Mudi | Siberian Husky | East Siberian Laika | Bernese Mountain Dog