American Staffordshire Terrier

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amstaff portrait
Get ready to fall head over paws for the American Staffordshire Terrier! This lovable, muscular breed is more than just a pretty face – they're the perfect combo of strength, smarts, and affection. With their unique "smile" and contagious zest for life, it's no wonder these dogs have captured the hearts of countless families.

Join us in this comprehensive guide as we explore everything you need to know about this breed, including their appearance, temperament, ideal environment, grooming, exercise requirements, training tips, dietary needs, health concerns, history, and more.

Best For

The American Staffordshire Terrier is an ideal companion for individuals and families who crave a loyal, energetic, and intelligent dog. They thrive in homes with an active lifestyle, as they love to engage in physical activities like jogging, hiking, and playing fetch.


OFFICIAL NAMEAmerican Staffordshire Terrier
ORIGINUnited States
BREED GROUPTerrier Group
HEIGHT17-19 inches
WEIGHT40-70 lbs
LIFESPAN12-16 years
american staffordshire terrier running on a road
Photo: susanne906/Pixabay


The American Staffordshire Terrier, affectionately known as the AmStaff, boasts a striking appearance that showcases their strength and agility. These medium-sized dogs have a muscular, well-defined body that exudes power and athleticism.

Males typically stand between 18 to 19 inches tall at the shoulder, while females measure around 17 to 18 inches. Their weight ranges from 40 to 70 pounds, with males being slightly heavier than females.

AmStaffs possess a broad, powerful head with a short, wide muzzle and sturdy jaws. Their eyes are round, set far apart, and come in various shades of brown, adding to their expressive and friendly gaze.

The ears are naturally high-set and can be either cropped or left in their natural state, which is commonly referred to as “rose” or “half prick.” When it comes to the tail, it’s short, tapering to a fine point, and held low when the dog is relaxed.

The coat of the American Staffordshire Terrier is one of its most distinctive features. It is short, stiff, and glossy, lying close to the body. The coat comes in a wide variety of colors, including black, blue, fawn, liver, and red, as well as numerous patterns, such as brindle, patched, and spotted. White markings are also common, often appearing on the chest, face, and feet.

One of the most endearing aspects of the American Staffordshire Terrier’s appearance is their unique expression. They are known for their “smiling” faces, which showcase their friendly and outgoing personalities.

This breed carries itself with confidence and grace, moving with a springy gait that reflects their energetic nature.

In addition to their physical characteristics, AmStaffs are known for their strength and endurance. They have a strong neck, broad chest, and well-sprung ribs that contribute to their overall power.

The back is short and slightly sloping, while the loin is slightly arched. Their legs are straight and well-boned, with strong, compact feet that enable them to move effortlessly.

Overall, the American Staffordshire Terrier’s appearance is a perfect representation of their personality – strong, agile, and friendly. Their unique combination of physical traits not only makes them stand out among other breeds but also highlights their suitability as both loving companions and versatile working dogs.

american staffordshire terrier standing by a tree
Photo: susanne906/Pixabay


The American Staffordshire Terrier is a breed with a delightful temperament and personality that might surprise those who are unfamiliar with them. Despite their powerful and muscular appearance, these dogs are known for their friendly, outgoing nature, making them excellent companions for individuals and families alike.

AmStaffs are known for their loyalty and devotion to their owners. They thrive on human interaction and love being part of the family.

These dogs have an innate desire to please and are eager to participate in any activity with their loved ones, whether it’s cuddling on the couch or embarking on a new adventure. They form strong bonds with their families, which makes them exceptionally protective and watchful, ensuring the safety of their loved ones.

One of the most captivating aspects of the American Staffordshire Terrier’s personality is their affectionate nature. They are known to be gentle and loving with children, earning them the nickname “nanny dog.”

AmStaffs are patient and tolerant with kids, making them ideal playmates and guardians for little ones. However, as with any breed, it’s essential to supervise interactions between dogs and children and teach both to respect each other’s boundaries.

The AmStaff is a highly intelligent breed, known for their quick wit and problem-solving abilities. This intelligence, combined with their eagerness to please, makes them highly trainable and adaptable.

They excel in various canine sports and activities, such as obedience, agility, and even search and rescue work. Their versatility and willingness to learn make them great candidates for therapy and service dog roles as well.

They can get along well with other dogs and even cats, provided they have been introduced and socialized with them from an early age. However, it’s important to note that some AmStaffs may have a higher prey drive, making them less suitable for homes with small animals.

Despite their friendly nature, the American Staffordshire Terrier can be reserved or cautious around strangers. This wariness is an innate part of their protective instincts, and while they’re not typically aggressive, they may take some time to warm up to new people.

Early socialization and exposure to various environments can help minimize this trait and ensure the development of a well-rounded, confident dog.

The AmStaff’s personality is also characterized by their perseverance and tenacity. These dogs are known for their determination and courage, which stems from their historical background as working and fighting dogs. While these traits have been tempered through selective breeding to create a more family-friendly companion, the AmStaff still retains its strong work ethic and determination when necessary.

american staffordshire terrier sitting on the grass
Photo: cynoclub/Getty Images

Ideal Environment

The American Staffordshire Terrier is a versatile and adaptable breed that can thrive in various environments, provided they receive the love, attention, and mental stimulation they need. When it comes to the ideal environment for this breed, there are several factors to consider, such as the pet parent’s lifestyle, the presence of other pets, and the climate.

Ideal Owner

AmStaffs are well-suited for pet parents who are active, patient, and committed to providing consistent training and socialization. These dogs require an owner who understands the importance of establishing a strong bond and clear communication.

As intelligent and eager-to-please dogs, they respond well to positive reinforcement techniques and enjoy learning new commands and tricks. A pet parent who is willing to invest time in training and engaging activities will help the AmStaff reach its full potential as a loving and well-behaved companion.

Other Pets

When it comes to other pets, AmStaffs can coexist peacefully with other dogs and even cats if they have been properly socialized from an early age. However, due to their strong prey drive, they may not be the best fit for households with small animals like rodents or birds.

Ensuring that your AmStaff has been adequately socialized and introduced to other pets in a controlled environment is crucial for harmonious cohabitation.

Physical Environment

They can adapt to both urban and rural settings and can live comfortably in apartments, provided they receive ample exercise and mental stimulation. However, a home with a securely fenced yard is ideal, as it allows them to safely expend their energy and play. It’s essential to monitor your AmStaff when they’re outdoors, as their strength, agility, and curiosity could lead them to escape or get into mischief.

Climate Adaptability

In terms of climate, the American Staffordshire Terrier is a relatively hardy breed that can adapt to different weather conditions. However, their short coat offers limited protection against extreme cold or hot temperatures.

During the winter months, it’s important to provide your AmStaff with a warm shelter and consider using a dog coat or sweater for added insulation during outdoor activities. In hot climates, ensure they have access to shade, fresh water, and avoid exercising them during the hottest parts of the day to prevent overheating.

american staffordshire terrier walking on a lawn
Photo: f8grapher/Getty Images


The American Staffordshire Terrier is a relatively low-maintenance breed when it comes to grooming. Their short, stiff coat and moderate shedding make them easier to care for compared to breeds with longer or thicker fur.

Coat Care

The AmStaff’s coat is one of its most distinctive features – short, glossy, and lying close to the body. Despite its brevity, these dogs shed moderately throughout the year, with increased shedding during seasonal changes.

To manage shedding and keep their coat healthy, AmStaffs should be brushed once or twice a week using a grooming mitt, rubber curry brush, or a soft-bristle brush. These tools help remove loose hair, distribute natural oils, and gently massage the skin, promoting good circulation.

Regular brushing also provides an opportunity to check your AmStaff’s skin for any signs of irritation, infection, or parasites, such as fleas or ticks.

Bathing your AmStaff should be done as needed – typically, every 6 to 8 weeks, or when they become dirty or start to smell. Use a gentle, dog-specific shampoo to avoid stripping the coat of its natural oils. Be sure to rinse thoroughly to prevent any shampoo residue from causing irritation.

Ears Care

Regular ear checks are essential to maintain your AmStaff’s ear health and prevent infections. Examine their ears at least once a week for any signs of redness, swelling, discharge, or unpleasant odor.

To clean your dog’s ears, use a gentle ear cleanser specifically formulated for dogs, along with cotton balls or pads. Avoid using cotton swabs, as they can damage the delicate structures within the ear canal. If you notice any signs of infection or are unsure how to clean your dog’s ears, consult your veterinarian for guidance.


AmStaffs are prone to certain eye conditions, such as cherry eye or entropion, so it’s essential to keep an eye on their ocular health. Regularly check your dog’s eyes for redness, discharge, or cloudiness. You can gently clean the area around their eyes with a soft, damp cloth to remove any debris or buildup. If you notice any changes in your dog’s eyes or vision, consult your veterinarian.

Dental Care

Dental care is an important aspect of your AmStaff’s overall health. Like all breeds, they can develop dental issues like plaque buildup, gum disease, and bad breath. To prevent these problems, brush your dog’s teeth at least two to three times a week using dog-specific toothpaste and a soft-bristle toothbrush or a finger brush.

Regular dental checkups at the vet and providing dental chews can also help maintain your AmStaff’s oral health.

Nail Trimming

AmStaffs have strong, fast-growing nails that require regular trimming to prevent overgrowth, splitting, or cracking. Ideally, you should trim your dog’s nails every 3 to 4 weeks using a guillotine-style or scissor-style nail clipper designed for dogs.

Be cautious not to cut the quick – the sensitive blood vessel within the nail – as it can cause pain and bleeding. If you’re unsure about trimming your dog’s nails or your AmStaff is resistant to the process, consider seeking assistance from a professional groomer or veterinarian.

american staffordshire terrier walking on the farm field
Photo: redstallion/Getty Images


The American Staffordshire Terrier is an energetic, athletic breed that requires regular exercise to maintain their physical and mental well-being. As a muscular and agile dog, the AmStaff thrives on engaging in various forms of physical activity, which not only helps keep them fit but also strengthens the bond between them and their owner.

Exercise Amount & Types

AmStaffs typically need at least 60 minutes of daily exercise, which can be divided into multiple sessions. This exercise should consist of a combination of activities, such as brisk walks, jogs, or hikes. These dogs also enjoy playing fetch, tug-of-war, or engaging in interactive games that challenge their minds and bodies.

Keep in mind that AmStaffs are prone to overheating, so it’s essential to provide them with adequate rest and hydration during exercise, especially in hot climates.

Socialization is another crucial aspect of exercising your American Staffordshire Terrier. Regular visits to dog parks or arranging playdates with other well-behaved dogs can provide your AmStaff with valuable social interactions and help them burn off excess energy. However, ensure that your dog is well-socialized and has a strong recall before letting them off-leash in a public area.

Dog Sports

In addition to daily walks and play, AmStaffs excel in various dog sports, such as obedience, agility, and weight-pulling competitions. These activities provide excellent physical and mental stimulation for your dog while showcasing their intelligence, athleticism, and trainability. Participating in dog sports can also help reinforce the bond between you and your AmStaff, as you work together towards a common goal.

Exercise Precautions

While meeting your AmStaff’s exercise needs is important, it’s equally vital to be mindful of their physical limitations. As a breed with a muscular build and strong drive, they may push themselves beyond their limits, leading to exhaustion or injury. Always monitor your dog’s energy levels and adjust their exercise routine accordingly.

american staffordshire terrier on the asphalt path
Photo: DevidDO/Getty Images


The American Staffordshire Terrier is an intelligent and trainable breed that responds well to consistent, positive reinforcement-based training methods. These dogs have a strong desire to please their owners, which makes them eager to learn new commands and behaviors. However, it’s crucial to approach their training with patience, persistence, and a clear understanding of their unique traits and needs.

AmStaffs are known for their stubborn streak, so it’s important to establish yourself as a confident and consistent leader from the start.

Begin training your AmStaff as early as possible, ideally during puppyhood, to set the foundation for a well-behaved and obedient companion. Consistency is key – ensure that all family members follow the same rules and use the same commands to avoid confusing your dog.

Positive reinforcement techniques, such as praise, treats, and toys, are highly effective when training an AmStaff. These dogs respond best to rewards-based training that focuses on reinforcing desired behaviors rather than punishment for undesired ones. Avoid harsh training methods, as they can damage the bond between you and your dog and potentially lead to fear or aggression.

Socialization is a crucial aspect of training your American Staffordshire Terrier. Exposing your dog to various environments, people, and other animals from an early age will help them develop into a well-rounded and confident adult.

Regular socialization opportunities, such as puppy classes, playdates, and trips to dog-friendly locations, will teach your AmStaff how to interact appropriately with others and adapt to new situations.

Obedience training is essential for AmStaffs, as it helps instill good manners and strengthens the bond between you and your dog. Basic commands like “sit,” “stay,” “come,” and “leave it” are fundamental building blocks for more advanced training.

AmStaffs also excel in various dog sports, such as agility, obedience trials, and weight-pulling competitions, which provide excellent opportunities for further training and mental stimulation.

Patience and persistence are key when training an American Staffordshire Terrier. Progress may be gradual, but with consistent effort and positive reinforcement, your AmStaff can become a well-behaved and obedient companion. Remember to always make training sessions enjoyable and engaging to keep your dog motivated and eager to learn.

american staffordshire terrier outside during sunset
Photo: DevidDO/Getty Images

Diet & Nutrition 

The American Staffordshire Terrier requires a balanced, nutritious diet to support their muscular build and active lifestyle. When it comes to feeding your AmStaff, it’s essential to provide them with high-quality food that meets their specific nutritional needs at each stage of life.

What to Feed & How Much

In general, look for dog food that follows the Association of American Feed Control Officials (AAFCO) guidelines, which ensure that the food meets the minimum nutritional requirements for your dog.

You have several options when choosing your AmStaff’s diet, including dry kibble, wet food, or raw food. Each type has its advantages and disadvantages, and the best choice depends on your dog’s individual needs, preferences, and any health concerns.

It’s important to regularly monitor your AmStaff’s weight and body condition. A healthy AmStaff should have a visible waistline and a slight tuck-up of the abdomen. You should be able to feel their ribs without pressing too hard, but the ribs should not be visible. If you notice any changes in your dog’s weight or body condition, consult your veterinarian for guidance on adjusting their diet.

When determining how much to feed your AmStaff, factor in their age, weight, activity level, and overall health. Puppies require more frequent meals to support their growth and development – typically three to four small meals per day.

As your AmStaff matures into an adult, you can transition them to two meals per day. Consult your veterinarian for personalized recommendations on portion sizes and feeding schedules to maintain a healthy weight and avoid overfeeding.


Treats can be a useful tool for training and rewarding your AmStaff but should be given in moderation to prevent excessive weight gain. Choose healthy, low-calorie treats, and remember to account for these additional calories when calculating your dog’s daily food intake.


AmStaffs require access to fresh water at all times, especially during exercise and hot weather, to prevent dehydration. Monitor your dog’s water intake and adjust as needed to ensure they remain properly hydrated.


The American Staffordshire Terrier is a relatively healthy breed with a life expectancy of 12 to 16 years. However, like all dog breeds, they are prone to certain health issues. Being aware of these concerns and providing your AmStaff with proper care can help ensure a long, healthy life.

Here are common health issues associated with the American Staffordshire Terrier breed:

Hip Dysplasia: This is a genetic condition in which the hip joint doesn’t develop properly, leading to arthritis and pain over time. Regular check-ups, maintaining a healthy weight, and providing joint supplements can help manage this condition.

Elbow Dysplasia: Similar to hip dysplasia, elbow dysplasia is a developmental abnormality affecting the elbow joint. It can result in lameness, pain, and arthritis. Treatment options may include weight management, medication, or surgery, depending on the severity of the condition.

Cardiac Issues: AmStaffs are prone to certain heart conditions, such as congenital heart defects or dilated cardiomyopathy. Regular veterinary check-ups, including heart screenings, can help detect and manage these issues early on.

Skin Allergies: This breed may be more susceptible to skin allergies and irritations, which can cause itching, redness, and discomfort. Providing a high-quality diet, regular grooming, and consulting your veterinarian for appropriate treatment can help manage skin allergies.

Eye Problems: AmStaffs may develop eye conditions such as cataracts, cherry eye, or entropion. Regular eye exams and prompt treatment can help prevent vision loss and maintain your dog’s eye health.

To keep your American Staffordshire Terrier healthy, it’s important to provide them with a balanced diet that meets their nutritional needs. Choose high-quality food that follows the Association of American Feed Control Officials (AAFCO) guidelines and consult your veterinarian for personalized feeding recommendations.

Regular veterinary check-ups are essential for monitoring your AmStaff’s overall health and detecting potential issues early. Ensure that your dog is up-to-date on vaccinations and parasite prevention treatments to protect them from common diseases and infections.

american staffordshire terrier swimming in a pool
Photo: LagunaticPhoto/Getty Images


The American Staffordshire Terrier has a fascinating history that dates back to the early 19th century. The breed’s origins can be traced to England, where it was developed from various bulldog and terrier breeds for the purpose of bull-baiting and dogfighting – both popular, albeit cruel, sports at the time.

Early ancestors of the AmStaff were known as the Bull-and-Terrier or Pit Dog, which was valued for their tenacity, strength, and agility.

In the mid-1800s, many British immigrants brought these dogs with them to the United States, where the breed continued to evolve. American enthusiasts sought to develop a larger, heavier version of the original Bull-and-Terrier, which resulted in the creation of the American Staffordshire Terrier.

Over time, the breed’s purpose shifted away from its fighting roots, and they began to excel in various roles, such as farm work, hunting, and companionship.

The breed garnered attention in popular culture due to its loyalty, courage, and gentle nature towards family members. One of the most famous AmStaffs in history is Sergeant Stubby, a stray dog who served in World War I alongside the 102nd Infantry Regiment.

Stubby was known for his heroism, saving soldiers from gas attacks, capturing a German spy, and comforting the wounded. His story is a testament to the breed’s versatility and unwavering loyalty.

Another notable AmStaff in popular culture is Petey, the canine sidekick featured in the 1930s “Our Gang” comedy series, also known as “The Little Rascals.” Petey’s iconic look, with a circle around one eye, made him easily recognizable and endeared him to audiences nationwide.

These examples highlight the breed’s friendly and devoted nature, contradicting the negative stereotypes often associated with them.

The American Kennel Club (AKC) first recognized the American Staffordshire Terrier in 1936, with Pete the Pup from “Our Gang” being one of the first AmStaffs registered. Initially, the breed was registered as the Staffordshire Terrier but was later renamed to the American Staffordshire Terrier in 1972 to distinguish it from the smaller English Staffordshire Bull Terrier.

Since its recognition by the AKC, the AmStaff has gained popularity as a loyal and affectionate family companion, while also excelling in various dog sports and competitions, such as obedience, agility, and weight pulling.

Despite their controversial past, the American Staffordshire Terrier has proven itself to be a loving, devoted, and versatile breed. Through responsible breeding practices and dedicated advocacy, the breed’s reputation has gradually shifted away from its fighting origins to highlight its true nature as a loyal companion and skilled working dog.

Parent Club

The official parent club for the American Staffordshire Terrier in the United States is the Staffordshire Terrier Club of America (STCA). Founded in 1936, the STCA is dedicated to promoting the responsible breeding and ownership of AmStaffs, as well as preserving the breed’s unique qualities and working to improve public understanding and appreciation.

The club’s website contains valuable information about the breed, including its history, standard, and resources for owners. You can visit their webpage here.

Breed Standard

A breed standard is a set of guidelines established by breed clubs or kennel organizations, defining the ideal appearance, temperament, and physical traits of a specific breed. It serves as a reference for breeders, judges, and enthusiasts to evaluate and maintain a breed’s unique qualities.

Covering aspects like size, appearance, and temperament, breed standards are used in dog shows and competitions to assess individual dogs against the ideal representation of their breed.

You can check the American Staffordshire Terrier’s breed standard set by the American Kennel Club (AKC) here.

american staffordshire terrier puppy sitting on a sofa
Photo: Mehmet Onur Bozkurt/Getty Images


When considering acquiring an American Staffordshire Terrier, it’s essential to thoroughly research the breed and prepare for the responsibilities of dog ownership. Ensure you have the time, resources, and commitment to provide proper care, exercise, and training for your new companion.

Instead of purchasing a puppy, consider rescuing an AmStaff in need of a loving home. Many dogs are waiting for adoption in shelters and rescue organizations. The American Kennel Club (AKC) and the Staffordshire Terrier Club of America (STCA) can help connect you with reputable rescue groups that specialize in this breed.

Before bringing your AmStaff home, gather necessary supplies such as food, water bowls, a crate, bedding, toys, grooming tools, and a leash and collar. Don’t forget to schedule a veterinary check-up to ensure your new pet is healthy and up-to-date on vaccinations.


Are American Staffordshire Terriers good family dogs?

Yes, AmStaffs can make excellent family pets due to their loyalty, affection, and protective nature. They typically form strong bonds with their owners and are known to be patient and gentle with children. However, early socialization and consistent training are essential to ensure a well-behaved and obedient companion.

What are American Staffordshire Terriers good for?

AmStaffs are versatile dogs that excel in various roles, such as companionship, guarding, hunting, and dog sports. They perform well in obedience, agility, and weight-pulling competitions, showcasing their intelligence, athleticism, and determination.

Are American Staffordshire Terriers aggressive?

AmStaffs are not inherently aggressive; however, like any breed, individual temperament can vary. Their history as fighting dogs has led to some negative stereotypes, but with proper socialization, training, and responsible ownership, AmStaffs can be friendly, well-behaved pets. It’s crucial to understand and manage their natural strength, energy, and protective instincts.

How much exercise do American Staffordshire Terriers need?

AmStaffs are energetic dogs that require at least an hour of regular physical activity to maintain their health and well-being. Daily walks, playtime, and mentally stimulating activities like training or puzzle toys will help keep your AmStaff fit and content.

Are American Staffordshire Terriers easy to train?

AmStaffs are intelligent and eager to please, making them relatively easy to train with consistent, positive reinforcement methods. However, they can be stubborn at times, so patience and persistence are essential. Early socialization and obedience training will lay the foundation for a well-behaved and obedient companion.

Is the American Staffordshire Terrier the same as a Pit Bull?

The term “Pit Bull” is often used as a general label for several breeds, including the American Staffordshire Terrier (AmStaff) and the American Pit Bull Terrier (APBT). While they share similarities in appearance and history, they are distinct breeds with differences in size, temperament, and breed standards.

What is the difference between the American Staffordshire Terrier, the American Pit Bull Terrier, and the Staffordshire Bull Terrier?

The AmStaff, APBT, and Staffordshire Bull Terrier all have common ancestors but have diverged into separate breeds over time. The AmStaff is slightly larger and stockier than the APBT, while the Staffordshire Bull Terrier is smaller and more compact. Each breed has its own unique traits and breed standards recognized by different kennel clubs.

Fun Facts

  • Did you know that the American Staffordshire Terrier is actually a descendant of the English Staffordshire Bull Terrier? These energetic and muscular dogs were initially bred in the United States in the late 19th century for various purposes, including farm work and guarding properties. Their lineage gives them a unique blend of English charm and American tenacity.
  • American Staffordshire Terriers have made their mark in popular culture. Several famous personalities, such as Helen Keller, have owned and cherished Amstaffs. Additionally, these charismatic dogs have appeared in various movies and TV shows, showcasing their charm and versatility to a wide audience. Their undeniable presence and striking looks have made them popular choices for both on-screen and real-life stardom.

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