Bullmastiff Bullmastiff

Bullmastiff

9
Loyal Calm Protective Brave

About the Bullmastiff

The Bullmastiff was developed in 19th-century England by crossing Bulldogs with Mastiffs — the goal was a powerful, silent guardian capable of tracking and pinning poachers on large estates without mauling them. Standing 24–27 inches tall and weighing 100–130 pounds, the Bullmastiff is a massive, muscular dog with a broad head, dark muzzle, and an imposing physical presence. Their short, dense coat comes in fawn, red, or brindle — always with a black mask — and sheds moderately with minimal grooming requirements.

Temperament & Personality

Bullmastiffs are confident, loyal, and naturally protective — they are alert guardians who rely on their size and intimidating presence rather than excessive barking to deter intruders. Despite their imposing appearance, they are gentle and affectionate with their families, showing particular patience and tenderness with children. They are typically calm and quiet indoors, content to lie at their owner's feet, but they can be territorial with unfamiliar dogs and require early, consistent socialization.

Pros

  • Naturally protective — their imposing presence alone is an effective deterrent
  • Surprisingly low-energy indoors, adapting well to a calm household routine
  • Gentle and affectionate with family members, including children
  • Minimal grooming needs with their short, easy-care coat

Cons

  • Short lifespan averaging only 7–9 years
  • Prone to bloat, hip and elbow dysplasia, lymphoma, and mast cell tumors
  • Significant drooling, especially around mealtimes and in warm weather
  • Their sheer size and strength require an experienced owner capable of managing 100+ pounds of dog

A Bullmastiff offers protection and companionship in equal measure — explore adoptable Bullmastiffs on Puplister and find your gentle giant.

Bullmastiff Quick Facts

Size
100–130 lbs, 24–27 in
Lifespan
7–9 years
Exercise
Moderate
Grooming
Low
Good with Kids
Yes
Good with Pets
Not recommended

Is the Bullmastiff right for you?

Answer 5 quick questions to see how well this breed matches your lifestyle.

Take the Quiz

Available Bullmastiffs

Topo
Young 1
Topo
M

Bullmastiff

Harbor Animal Care and Control Center · San Pedro, CA
Odin
Adult 5
Odin
XL

Great Dane / Bullmastiff

Loved at Last Dog Rescue · Langley, WA
Damon
Baby 3
Damon
M

Boxer / Bullmastiff

Animal House Shelter · Huntley, IL
Russell
Young 2

Bullmastiff / Mixed

Peninsula Humane Society & SPCA · Burlingame, CA

Related Breeds

Yorkshire Terrier

24 pets available

56

About the Yorkshire Terrier The Yorkshire Terrier was developed in the mid-19th century in the English counties of Yorkshire and Lancashire by working-class weavers who bred small terriers to catch rats in textile mills and coal mines. Despite their current status as a glamorous toy breed, these feisty dogs retain every bit of their terrier courage in a tiny 7-pound, 7-to-8-inch frame. Their signature floor-length, silky coat is steel blue on the body and rich golden tan on the head and legs — a single-layer coat that grows continuously and is remarkably similar to human hair in texture. Temperament & Personality Yorkshire Terriers are bold, confident, and fiercely loyal — they carry themselves with a self-importance that far exceeds their diminutive stature, never hesitating to challenge dogs ten times their size. They are deeply attached to their owners and can be wonderful companions for adults and older children, though their small size and feisty temperament make them a poor fit for rough play with toddlers. Yorkies are intelligent, curious, and entertaining, bringing big-dog energy and attitude to the smallest package in the terrier world. Pros Minimal shedding — silky coat is more similar to hair than furTiny size ideal for apartments, travel, and urban livingBold watchdog temperament — always alert to unusual activityLong lifespan of 11 to 15 years with proper care Cons Fragile — easily injured by falls, being sat on, or rough handlingLong coat demands daily brushing or regular professional groomingProne to tracheal collapse, patellar luxation, portosystemic shunt, and dental diseaseCan be difficult to housetrain and may develop snappish behavior if overindulged Yorkshire Terriers prove that the best things truly come in small packages — find your Yorkie on Puplister.

Shetland Sheepdog

5 pets available

15

About the Shetland Sheepdog The Shetland Sheepdog — or "Sheltie" — was developed on Scotland's remote Shetland Islands, where harsh conditions favored smaller, efficient herding dogs that could thrive on limited resources. Standing 13 to 16 inches tall and weighing 15 to 25 pounds, Shelties resemble a miniature Rough Collie but are a distinct breed with their own standard and lineage. Their abundant double coat features a long, straight outer layer and dense undercoat, coming in sable, black, and blue merle — all typically with white and tan markings. Temperament & Personality Shetland Sheepdogs are incredibly intelligent, sensitive, and eager to please — consistently ranked among the top 10 most trainable dog breeds in the world. They are devoted to their families and particularly gentle with children, often forming an especially strong bond with one household member. Shelties can be reserved with strangers and may bark to alert their family, but their sensitivity and willingness to learn make them wonderful companions for patient, attentive owners. Pros Exceptionally intelligent — excels in agility, obedience, and herding competitionsGentle, affectionate, and outstanding with childrenCompact size with all the beauty and grace of a CollieLoyal and deeply bonded to their family Cons Heavy shedding — the dense double coat requires frequent brushing and sheds year-roundProne to excessive barking, especially when excited or alertingSusceptible to Collie eye anomaly, hip dysplasia, and dermatomyositisCan be timid and fearful without proper early socialization Shelties combine beauty, brains, and devotion in one elegant package — explore Shetland Sheepdog adoption options on Puplister.

Weimaraner

8 pets available

24

About the Weimaraner The Weimaraner was developed in the early 19th century at the court of Weimar in Germany, where nobles bred these dogs to hunt large game — boar, bear, and deer — before transitioning them to bird dog duties as large game became scarce. These striking, athletic dogs stand 23 to 27 inches tall and weigh 55 to 90 pounds, with a sleek, powerful build designed for speed and endurance. Their distinctive short, smooth coat comes in shades of mouse-gray to silver-gray — earning them the nickname "Gray Ghost" — complemented by striking amber or blue-gray eyes. Temperament & Personality Weimaraners are fearless, friendly, and intensely devoted to their families — they crave human companionship and do not do well as kennel or outdoor-only dogs. They are energetic and playful with children, generally sociable with other dogs, and possess an intelligence that demands both physical and mental outlets. Without adequate exercise and attention, Weimaraners become anxious, destructive, and can develop severe behavioral problems. Pros Strikingly beautiful with an unmistakable silver-gray appearanceVersatile sporting dog — excellent for hunting, running, and competitive eventsHighly intelligent and trainable with consistent, positive methodsShort coat requires minimal grooming and sheds only moderately Cons Extreme separation anxiety — one of the most prone breeds to this conditionRequires intense daily exercise — 2 or more hours of vigorous activity is typicalProne to bloat (gastric torsion), hip dysplasia, and hyperuricosuriaCan be destructive on a grand scale when bored or anxious — has been known to eat through drywall The "Gray Ghost" is a magnificent companion for the active and committed — discover Weimaraners on Puplister.

Shiba Inu
Shiba Inu Dog

7 pets available

22

About the Shiba Inu The Shiba Inu is Japan's oldest and smallest native breed, originally bred to flush birds and small game in the dense mountain underbrush — "shiba" may refer to brushwood or the breed's red color, while "inu" simply means dog. These compact, agile dogs stand 13.5 to 16.5 inches tall and weigh 17 to 23 pounds, with a fox-like face, small triangular ears, and a curled tail. Their stiff, plush double coat comes in red, sesame, black and tan, or cream, with distinctive "urajiro" (cream to white ventral markings). Temperament & Personality Shiba Inus are bold, alert, and fiercely independent — often described as more cat-like than dog-like in their self-possession and fastidious grooming habits. They are loyal to their families but on their own terms, and their strong-willed nature means they do not blindly follow commands. Shibas are known for the infamous "Shiba scream" — a loud, distinctive vocalization produced when displeased or overjoyed — and they can be aloof with strangers and sometimes aggressive toward other dogs. Pros Naturally clean and almost cat-like — easy to housetrain and self-groomingCompact, manageable size for apartments with adequate exerciseLoyal and devoted to their family once trust is establishedHealthy breed with a long lifespan of 13 to 16 years Cons Extremely independent and stubborn — not recommended for first-time ownersStrong prey drive and unreliable recall make off-leash freedom riskyCan be possessive of food, toys, and territory (resource guarding)Prone to allergies, patellar luxation, and hip dysplasia The Shiba Inu's spirited independence and striking looks have won fans worldwide — discover Shibas on Puplister.

Related Articles

Frequently Asked Questions

What are the key traits of a Bullmastiff?
The Bullmastiff is known for being loyal, calm, protective and brave.
How many Bullmastiffs are available for adoption?
There are currently 4 Bullmastiffs available for adoption on Puplister. Browse the listings above to find your perfect match.
How do I adopt a Bullmastiff from Puplister?
To adopt a Bullmastiff, browse the available listings on this page, click on a pet you're interested in, and contact the shelter directly through their profile page.