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American Staffordshire Terrier
Terrier breed from United States
Breed overview
Reviewed · Database recordAbout the American Staffordshire Terrier
The American Staffordshire Terrier is a medium-sized, muscular terrier breed originating in the United States. It has a short, smooth coat and is described as confident, courageous, loyal, intelligent, and smart. Adult males and females typically weigh between 25 and 32 kg and stand 46 to 48 cm tall at the shoulder. The breed's lifespan is estimated at 12 to 16 years. Its recognition status varies by registry. Individual temperaments can differ, so not every dog will display all traits equally.
Quick facts
American Staffordshire Terrier at a glance
Sizemedium
Breed groupTerrier
OriginUnited States
Lifespan12–16 years
Male weight25–32 kilogram
Female weight25–32 kilogram
Male height46–48 centimetre
Female height46–48 centimetre
Origin and history
Where the breed comes from
The American Staffordshire Terrier was developed in the United States from crosses of bulldogs and terriers brought to America in the 1800s. According to one source, these dogs were originally bred for bull-baiting and pit fighting, and later refined to be larger than the English Staffordshire Bull Terrier. Over time, they were developed into all-purpose farm dogs and family companions. The breed was recognized by the American Kennel Club in 1936, though recognition status varies by other registries. The exact timeline and details of its early development are not fully documented, so some uncertainty remains about its complete history.
Physical characteristics
Structured dataSize, build and coat
Female
25–32 kilogramAdult weight46–48 centimetreAdult heightCoat typesShortCoat colorsPendingRecognitionvaries by registryData methodai assisted draft
Temperament
Typical breed tendencies
Confidentcourageousloyalintelligentsmart
Breed tendencies are general guidance. Individual behavior depends on genetics, socialization, training, health and environment.
Exercise, training and maintenance
1–5 methodologyDaily care profile
Higher daily exercise demand
Typically responsive to training
Lower coat-maintenance demand
Moderate compared with other breeds
Family suitability
Home and household fit
Supervise every dog–child interaction.
Introductions and socialization still matter.
Exercise, enrichment and noise tolerance affect fit.
Climate suitability
Modelled tendency · low confidence
Modelled tendency · low confidence
Modelled tendency · low confidence
A general morphology-based tendency. Individual dogs still require shade, shelter, water, acclimation and weather-appropriate activity. Method: climate-morphology-v1.
Health overview
Veterinary sources requiredHealth considerations
No American Staffordshire Terrier-specific screening programme or peer-reviewed disorder-prevalence study is currently attached to this profile. This is not evidence that the breed has no health risks. Owners should use routine preventive veterinary care and discuss screening appropriate to the individual dog's history, examination and family line.
Feeding overview
Nutrition and feeding
Research in progress
Reviewed feeding guidance will appear after an approved source is imported and editorially reviewed.
Decision support
Potential advantages and challenges
Potential advantages
- Typically responsive to consistent training.Supported by trainabilityScore: 4
- Can be a strong family match when socialized and supervised.Supported by childSuitability: 4
- Commonly described as loyal.Supported by temperaments.loyal: true
Potential challenges
- Higher daily exercise and enrichment needs may not suit every household.Supported by energyScore: 4
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Growth chart
American Staffordshire Terrier puppy growth
Modeled estimates
Open interactive chart From puppy weight to adult size
Compare male and female growth, check weight by age and estimate mature size.
Adult male weight25–32 kilogramAdult female weight25–32 kilogramGrowth modeladult-range-size-model-v1
Preview only. Open the complete chart to adjust age, current weight and measurement units.
Frequently asked questions
Common questions
What is the size and lifespan of an American Staffordshire Terrier?
The American Staffordshire Terrier is a medium-sized breed. Adult males and females typically weigh between 25 and 32 kg and stand 46 to 48 cm tall at the shoulder. The estimated lifespan is 12 to 16 years. These measurements are modelled estimates and may vary among individual dogs.
What is the temperament of the American Staffordshire Terrier?
The breed is described as confident, courageous, loyal, intelligent, and smart. However, individual dogs may vary, and not every dog will display all these traits consistently. Early socialization and training are important.
How much exercise does an American Staffordshire Terrier need?
The breed has an energy score of 4 out of 5, indicating a relatively high energy level. Regular daily exercise, such as walks, playtime, and mental stimulation, is recommended to keep them healthy and well-behaved.
What are the grooming requirements for an American Staffordshire Terrier?
Grooming needs are low, with a grooming score of 2 out of 5. The short coat requires minimal brushing, and occasional baths are sufficient. Shedding is moderate, with a shedding score of 3 out of 5.
Is the American Staffordshire Terrier suitable for families with children?
The breed has a child suitability score of 4 out of 5, suggesting it can be a good fit for families with children when properly socialized and supervised. However, individual dogs may behave differently, so introductions and training are key.
Does the American Staffordshire Terrier get along with other dogs?
Dog compatibility is rated 3 out of 5, indicating that while some individuals may be sociable, others may be less tolerant. Early socialization and careful introductions are recommended.
Where did the American Staffordshire Terrier originate?
The breed originated in the United States. It was developed from crosses of bulldogs and terriers brought to America in the 1800s. Originally bred for bull-baiting and pit fighting, it was later refined into an all-purpose farm dog and family companion. The breed was recognized by the AKC in 1936.
Data transparency
✓ Published · VerifiedSources and review status
APIThe Dog API ↗The Dog API Terms of Service (effective 2023-07-01)
VETERINARY SOURCEWSAVA Global Nutrition Guidelines and Toolkit ↗Copyright; factual citation and original summary only
Image source: The Dog API. Last reviewed 7/20/2026.