The Bullmastiff Dog is a robust and fearless family protector.

Known as the Gamekeeper’s Night Dog, this is one of the most generous and gentle breeds of all time. 

This pooch is a crossbreed of 40% Bulldog and 60% Mastiff.

The Bullmastiff breed is one of the best Family guards of all time. 

Talking about Bullmastiff’s temperament, they are extraordinarily serene and prefer a calm environment. 

Although remarkably loyal and affectionate, he can get aggressive when he detects any threat to him or his family.

When properly socialized and trained, they is calm and dependable.

<>Quick Facts

Weight: Male (50-59 kg), Female (40-45kg)

Height: Male (64cm-68cm), Female (61-67cm)

Life Expectancy: 8-10 years

Dog Group: Mastiff, Working

Colors: Brindle, Fawn, Red

<>At A Glance

  • Size (5/5)

Bullmastiff’s size can range anywhere from 61-68 cm in length and can weigh from 40-59 kilos.

  • Affection (4/5)

The Bullmastiff is an extremely affectionate and loving pooch. They’ll do everything possible to seek your attention.

And like every other canine, they’re exceptionally loyal; and will do anything to protect your family from trouble.

These pooches love kids. They take care of them like their own. Boy, you MUST see them playing with babies, they sure do bring a smile on your face.

And you know what’s even cuter… watching them guarding little kids while they’re asleep. Those are the most joyful moments which make us realize that Dogs are indeed our best friends…

You don’t have to worry about anything when you have a best friend to hold your back.

  • Apartment Friendly (4/5)

Even though it looks like this large-sized doggy occupies an enormous amount of space, it’s simply not true.

Unlike the tiny disco dancers (small dogs) who’re juiced in with plenty of enthusiasm, a Bullmastiff prefers a serene and silent environment.

This gigantic muscle dog, is comparatively more undersized when it comes to burning the fuel.

Yes, you guessed it right. They are lazy-butts, even that’s a good thing… you ask me how… well, you don’t have to take them for long hauling walks, which in a way reduces your efforts as well.

So relax, they easily fit into apartments, as long as you are ready to share your cozy-cozy beanbag with them.

  • Cold Weather Tolerability (4/5)

They can handle cold weather pretty well, as they have a short and dense coat that helps in protection against mild cold breezes.

But it’d be highly recommended for these pooches to stay indoors and kept wrapped with a comfy blanket as they have a lot of trouble during icy conditions.

  • Hot Weather Tolerability (2/5)

No, these body-builders cannot deal with temperatures exceeding 30 degrees Celsius. 

They need a balanced environment for comfort. Otherwise, it can cause them a lot of skin troubles.

  • Barking Tendencies(2/5)

A Bullmastiff usually has a very low barking tendency.

They refrain from barking unless they seek special attention from their loved ones.

  • Cat Friendliness(3/5)

Canines, if trained and raised along with cats, can have a linear and friendly approach towards them, especially, a Bullmastiff, as it prefers a calm and friendly environment.

However, they cannot resist the urge to chase them.

  • Dog Friendliness(2/5)

Bullmastiff is a very aggressive pooch. It is one stubborn and dominant breed, and it tends to attack and sometimes even kill animals, especially dogs of the same sex.

  • Exercise Needs(3/5)

A Bullmastiff is lazy and stubborn. It is tricky to handle them at times.

And needs to be taken for daily walks.

During their early stages, they need a minimum amount of calorie burn-out to keep them FIT. Otherwise, they might develop structural problems at the joints. As they are still in their early growing stages.

Whereas a fully grown adult should have a lean and sturdy body. Therefore exercise is a must.

A daily walk is well recommended.

  • Grooming Needs(3/5)

Shampooing and brushing every week would be great, as they are less active outdoors. Ensure that you trimtheir nails regularly. Brushing is essential too. Please don’t miss out on that.

  • Playfulness(2/5)

These pooches are usually lazy-bums, but it is indeed fun to watch them all excited and to play with the kids.

  • Trainability(3/5)

They are mighty, stubborn, and aggressive breeds. One can find it disquieting to deal with this. But training and socialization from the early stages should help.

  • Intelligence(3/5)

A Bullmastiff is a breed of above-average intelligence. They have good learning and thinking skills.

  • Mouthiness(5/5)

Most people are not prepared for how much Bullmastiffs slobber and drool, especially after eating or drinking.

So it’d be ideal for carrying around a cloth to wipe their mouth to avoid sticky mess over your house floors.

  • Pricing(4/5)

A well-bread Bullmastiff puppy can cost you anywhere, ranging from 1,000$ to 2,000$.

About Bullmastiffs

ure data-carousel-extra='{"blog_id":1,"permalink":"https:\/\/dogisworld.com\/dog-breed\/bullmastiff\/"}' class="wp-block-gallery columns-1 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex">

The Bullmastiff is a muscular, mighty bread watchdog.

While it shoos away the unwanted and unwelcomed people in your house, it is the most affectionate towards its loved ones.

It has a broad and wrinkled skull with a thick muzzle, and the forehead is flat.

The black nose is extensive and has large nostrils. The teeth meet in a level or undershot bite. The mid-sized eyes are dark hazel.

The V-shaped ears are downwards.

The sharp tail is long, thicker at the root, and diminishing and is either straight or curved.

The back is compact, straight.

Where Bullmastiffs Come From?


Originated in the British Empire, the Bullmastiff was formerly developed in the mid-1800s as estate guards to keep the poachers away.

The gamekeepers bred them for mass, power, and agility using a cross of the sturdy, heavy, and aggressive Bulldog with the large, sturdy, less aggressive Mastiff.

(60% Bulldog and 40%Mastiff)

Thus, they are known as The Gamekeeper’s Night Dog.

Bullmastiff Size

Bullmastiff Size

The Bullmastiff dog breed is extremely muscular and powerful.

The male is about 64-68 cm tall and weighs around 50-59 kilos.

And the female ranges 61-67cm in length and weighs about 40-45 kilos.

Bullmastiff Trainability