Size
- Height
- 63.5–68.6 cm
- Weight
- 45.4–54.4 kg
Energy
Needs roughly 72 min a day. Rough estimate.
Family fit
Kids
Dogs
People
Lifespan
7.0–9.0 years
Running cost varies — see methodology.
Trait map
Eight axes that describe how this breed actually lives.
Energy
4/5
Trainability
4/5
Playfulness
3/5
Protectiveness
5/5
Barking
1/5
Good with children
3/5
Good with other dogs
3/5
Good with strangers
3/5
Compared against Catahoula Leopard Dog
Care needs
Shedding
3/5
Grooming
1/5
Drooling
3/5
Coat length
1/5
About the Bullmastiff
Editorial copy coming soon. In the meantime, the radar above summarises the trait data we have on file.
Frequently asked
How big does a Bullmastiff get?
Adult Bullmastiffs typically stand 63.5–68.6 cm at the shoulder and weigh 49.9–59 kg.
What's the life expectancy of a Bullmastiff?
Bullmastiffs usually live 7.0–9.0 years.
Is the Bullmastiff good with children?
Bullmastiffs sit mid-scale for children (3/5). Socialisation and the individual dog matter more than the breed average.
How much exercise does a Bullmastiff need?
Bullmastiffs are roughly a 4/5 on our energy scale — figure on around 72 minutes a day of structured exercise as a starting point.
Is the Bullmastiff KC recognised?
Yes — the Bullmastiff is recognised by The Kennel Club.
Ready to look?
No active Bullmastiff litters today. The page will show new ones as breeders post them.
See Bullmastiff puppies →