Bullmastiff Dog Breed Information - All About Dogs




The Bullmastiff is a great companion and amazing guard dog. Despite its striking appearance, this breed can actually be very affectionate. The Bullmastiff is devoted to his human companions, he is calm, agile and barks very rarely. This dog breed was officially recognized by the American Kannel Club in 1934.

Height: 24-27 inches  Weight: 110-130 pounds  Lifespan: 8-10 years


The Bullmastiff is one of the largest of all dog breeds. This ferocious-looking giant is extremely wary of strangers, so it is necessary to properly socialize him at young age. The Bullmastiff should be given the opportunity to meet with other animals and dogs in order to avoid any possible conflict. Bullmastiffs are strong, muscular and surprisingly swift, taking into account their size. Comparable Breed: The Boxer and Mastiff.


This willful dog requires strong leadership in order to prevent dominance issues. Even though the Bullmastiff is quite good-natured and quiet, only people with sufficient experience and strong character can handle him. Because of their considerable size, Bullmastiffs are not recommended for families with small children.

Coat / Care

Although the coat is rather short, it protects the dog from virtually any weather. The Bullmastiff is dressed in a dense and somewhat rough coat. Colors include fawn, red and brindle, with a characteristic black mask on the face. Bullmastiffs shed minimally, so weekly brushing and bathing when necessary will keep the coat in good condition. These dogs drool significantly which requires regular wiping with a damp towel.

Health Problems

The Bullmastiff is generally healthy dog, but like all breeds, they’re prone to Hip Dysplasia, Elbow Dysplasia, Hypothyroidism, Entropion, Subaortic Stenosis, Cystinuria, Panosteitis, Skin Problems, Bloating and Cancer. The Bullmastiffs generally lives for 8 to 10 years.

Weight / Height

The male Bullmastiff dog breed’s height is around 25 – 27 inches and weighs around 110 and 130 pounds. Female dogs can reach a size from 24 – 26 inches and weighs between 100 and 120 pounds.


If you really want to achieve some noticeable results in training, you need to show sufficient hardness and determination. After extensive obedience training and socialization course, the Bullmastiff is a wonderful companion and great protector.


Dogs of this breed are usually very lazy. As a result, they got problems with obesity. In order to prevent them from gaining the excess weight, Bullmastiffs need regular exercise. This breed enjoys long walks, and he can even accompany you while jogging. Since these dogs are huge, the best environment for their thriving is a medium-sized yard.


Photo Credit: Karen Freer/Flickr

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