Home » Purebreds » American Staffordshire Terrier

Dr. Sergey Uhanov Last updated: 20th February 2026

American Staffordshire Terrier

Dr. Sergey Uhanov Last updated: 20th February 2026

Stocky and muscular, the American Staffordshire Terrier, popularly known as Amstaff, is a medium-sized dog characterized by a broad head, well-pronounced jaws, prominent cheekbones, dark, round, well, set eyes, short, half-pricked or rose ears, strong shoulders, and low set tail tapered to a point. They are a different breed and a taller version of the Staffordshire Bull Terrier, which has its roots in the United Kingdom.

American Staffordshire Terrier Pictures

Quick Information

Other names	Staffy, Staffie, Stafford, Staff, Am Staff, Amstaff, American Staffy
Coat	Short, close, glossy, stiff
Color	Black, blue, black brindle, blue brindle, blue fawn, blue fawn brindle, bronze, brown brindle, fawn, fawn brindle, fawn sable, liver, liver brindle, red, red brindle, red sable, seal brown, white (markings of black mask, blue mask, patched, spotted, tan points, white markings, white mask)
Breed type	Purebred
Group	Terriers
Average lifespan	12 to 16 years
Size (How big do they get)	Medium
Height of a full grown Amstaff	Male: 18 to 19 inches; Female: 17 to 18 inches
Weight of a full grown Amstaff	Male: 55 to 70 pounds; Female: 40 to 55 pounds
Litter size	5 to 10 puppies
Behavioral traits	Gentle, affectionate, intelligent, outgoing, loyal
Good with children	Yes
Barking tendency	Minimal (only on hearing or sensing something unusual)
Climate compatibility	Tolerant to temperate climate, though most comfortable indoors
Shedding (Do they shed)	Minimal
Hypoallergenic	No
Competitive Registration Qualification/ Information	AKC, CKC, ANKC, NZKC, FCI, ACA, ANKC, APBR, DRA, NAPR, NKC
Country	U.S.A

American Staffordshire Terrier Puppies Video

Other Similar Breeds

History and Origin

The breeds of bull origin were initially popular for all the wrong reasons since they were pitted against each other in the fighting ring or even with bulls and bears. Post the period when dog fighting was deemed illegal in England, enthusiasts had come forward to create a kind possessing the stocky built and fierce jaws of the bulldog alongside the courage, gameness, and agility of the terrier. The Staffordshire Bull terrier was a product of this endeavor. Upon its arrival to the United States of America, breeders attempted to create a dog that was a little larger as well as heavier than its English counterpart. The new dogs were a breed of its own and distinct from the Staffordshire Bull Terrier, with AKC also registering both separately. Their numbers lessened after World War II, and in 2013 it ranked 81^st in AKC’s list of the U.S.’ popular breeds.

Is the American Staffordshire Terrier Dangerous

Though they share the Bull Terrier’s bloodlines, these dogs are not as aggressive as the latter but much mellowed and subdued compared to the latter. It is because of their lineage that they are thought to be dangerous, but in actuality, they have known to excel as great companion dogs.

Where are they banned

Countries banning breeds of the bull and terrier families have imposed restrictions on the possession and ownership of these dogs too. The list of countries where owning an Amstaff is limited or forbidden are as follows:

United States of America – Arkansas, Colorado, Denver, Iowa, Kansas, Maryland, Michigan, Missouri, Ohio, Washington, West Virginia, Wisconsin
Canada – Manitoba

Temperament and Personality

They are a people-oriented breed, loving to spend time with their near and dear ones. The Amstaff is best suited in households where someone of the other is always present to cater to their needs as prolonged loneliness could make them bored and destructive. They are reputed for their guarding skills, but as per those who dwell with the Amstaff, these dogs are not always wary with strangers and even end up licking or greeting them warmly. However, to justify this trait of theirs many owns have admitted that these digs can judge a person well, possessing the ability to distinguish a foe from a friend, which makes them excellent watchdogs. They share a comfortable rapport with kids but are suitable for homes with children above six years of age. Since their ancestors have the reputation of fighting dogs, they good be quite reserved or aggressive towards other canines unless socialized. They could perceive cats and smaller pets as their prey and might go after them, especially if they do not belong to its family.

Care

Exercise

They have high exercise needs, so take them out for a daily walk, though leashed, and even arrange for sufficient playtime in a fenced yard. They love to participate in dog sports, hence, you may enroll them in agility, obedience and dock diving. They do well in apartments, provided they are kept busy, and their daily exercise requirements are met.

Grooming

Its short, stiff coat is easy to maintain, requiring a weekly brushing using a brush with soft bristles once a week to help the oils to be distributed properly as well as ensure the removal of dirt and dust. Bathe it only when the need arises, apart from which you also need to trim its nails, brush its teeth and clean its ears as well as eyes.

Health Problems

Some of the common health issues that they may suffer from are autoimmune diseases, urinary tract infections, skin allergies, osteoarthritis, spondylosis, hip and elbow dysplasia, luxating patella, cerebellar ataxia, and thyroid dysfunction.

Training

They are an intelligent and cooperative dog and could grasp the training process well, provided the trainer is firm and tactful in his approach.

Socializing the Amstaff puppies would help them understand the difference between a threat and pleasant experience better. To help it get over its aggression with other canines, you can take it to a dog park, leashed, Do not get in and allow your Amstaff to watch the other dogs play from a safe distance. Each time a dog moves up to the fence, give your Amstaff a treat to keep it calm and pacified. If you see it getting aggressive, move away till the time he is silent. Doing this from its puppy days might gradually help it attain a friendly attitude till the time he grows up.

Note: They have an inherent fighting and territorial instinct, hence even if it is socialized never leave it unsupervised and unleashed with other dogs.

Leash training them is a must owing to their aggressive and fighting instincts.

Feeding

Dry dog food of a high quality sans any colorings and preservatives would be an apt choice for your pet. If you intend to add homemade food to its kibble. make sure it does not exceed 10% of its daily diet.

Interesting Facts

Stubby, an Amstaff was said to have been elevated to the position of Sergeant, also being one of the most decorated canines of the First World War.
Of the many films and books they have been featured in, the prominent pine includes a documentary by the name of Horatio’s Drive: America’s First Road Trip, and Our Gang (comedy series of the 1930s).

FAQ’s

What is the typical temperament of an American Staffordshire Terrier?

American Staffordshire Terriers are known for being loyal, confident, and affectionate with their families. They are often friendly and social but require proper socialization to prevent aggression toward other dogs. Early training and consistent boundaries help ensure a well-mannered pet.

How big do American Staffordshire Terriers usually get?

American Staffordshire Terriers typically weigh between 40 to 70 pounds and stand about 17 to 19 inches tall at the shoulder. Males are generally larger than females. Their muscular build gives them a sturdy and powerful appearance.

Do American Staffordshire Terriers shed a lot and how should they be groomed?

American Staffordshire Terriers have short, stiff coats that shed moderately year-round. Regular brushing once or twice a week helps control shedding and keeps their coat healthy. Bathing can be done as needed, but avoid over-bathing to prevent dry skin.

Are American Staffordshire Terriers easy to train?

Yes, American Staffordshire Terriers are intelligent and eager to please, which makes them generally responsive to training. Using positive reinforcement techniques and consistent commands works best. Early socialization and obedience training are important to manage their strong will.

What common health issues affect American Staffordshire Terriers?

American Staffordshire Terriers can be prone to hip dysplasia, skin allergies, and certain heart conditions. Regular veterinary check-ups and a healthy diet help maintain their well-being. Always consult a vet for diagnosis and treatment if you notice any health concerns.

Are American Staffordshire Terriers good with children and other pets?

American Staffordshire Terriers are generally good with children when properly socialized and supervised. They can get along with other pets if introduced early and trained appropriately. Always monitor interactions to ensure safety for all animals and kids.

How much exercise does an American Staffordshire Terrier need daily?

American Staffordshire Terriers require at least 60 minutes of exercise each day, including walks, playtime, and mental stimulation. Regular activity helps prevent behavioral issues and keeps them physically fit. Engaging in interactive games or training sessions is also beneficial.

What is the average lifespan of an American Staffordshire Terrier?

The average lifespan of an American Staffordshire Terrier is around 12 to 16 years with proper care. Maintaining a balanced diet, regular exercise, and routine veterinary visits contribute to a longer, healthier life.