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Irish Terrier
Terrier breed from Ireland
Breed overview
Reviewed · Database recordAbout the Irish Terrier
The Irish Terrier is a medium-sized terrier breed from Ireland, known for its distinctive wiry, fiery red coat. It is described as courageous, loyal, intelligent, energetic, and spirited. The breed's energy and trainability are rated 4 out of 5, indicating a high-energy dog that is generally responsive to training. Grooming needs are moderate (3/5), and shedding is low (2/5). It is rated 4 out of 5 for suitability with children and 3 out of 5 for compatibility with other dogs and apartment living. Adult weight is estimated at 11–13 kg for both sexes, and height is estimated at 46–48 cm. Lifespan is not provided in the available data. Recognition status varies by registry.
Quick facts
Irish Terrier at a glance
Sizemedium
Breed groupTerrier
OriginIreland
LifespanPending
Male weight11–13 kilogram
Female weight11–13 kilogram
Male height46–48 centimetre
Female height46–48 centimetre
Origin and history
Where the breed comes from
The Irish Terrier is one of the oldest terrier breeds, developed in County Cork, Ireland. It was used as an all-purpose farm dog for hunting vermin and guarding homes. Its courage was noted in World War I, where it served as messenger dogs and sentinels. The breed's exact origins and timeline are not fully documented, but it is recognized as a distinct breed with a long history in Ireland. The breed group is Terrier, and its recognition status varies by registry, meaning not all kennel clubs may recognize it uniformly.
Physical characteristics
Structured dataSize, build and coat
Female
11–13 kilogramAdult weight46–48 centimetreAdult heightCoat typesWiryCoat colorsFiery redRecognitionvaries by registryData methodai assisted draft
Temperament
Typical breed tendencies
Courageousloyalintelligentenergeticspirited
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
Moderate compared with other breeds
Lower shedding tendency
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 Irish 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.
Veterinary disclaimer: This profile is educational and does not replace examination, diagnosis or treatment by a veterinarian.
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
Similar breeds
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Growth chart
Irish 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 weight11–13 kilogramAdult female weight11–13 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 Irish Terrier?
Adult Irish Terriers are estimated to weigh 11–13 kg and stand 46–48 cm tall at the shoulder. Lifespan is not provided in the available data.
What is the temperament of an Irish Terrier?
The breed is described as courageous, loyal, intelligent, energetic, and spirited. However, individual dogs may vary, and not every Irish Terrier will display all these traits equally.
How much exercise does an Irish Terrier need?
With an energy score of 4 out of 5, the Irish Terrier is a high-energy breed that likely requires regular, vigorous exercise. Specific exercise needs are not detailed in the data.
What are the grooming requirements for an Irish Terrier?
Grooming is rated 3 out of 5, indicating moderate needs. The wiry coat likely requires regular brushing and occasional professional grooming. Shedding is low (2/5).
Is the Irish Terrier good 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. However, individual temperament and proper socialization play important roles.
Does the Irish Terrier do well in apartments?
Apartment suitability is rated 3 out of 5, indicating it may adapt to apartment living if given sufficient exercise, but it is not ideally suited due to its high energy.
Where does the Irish Terrier originate from?
The Irish Terrier originates from Ireland, specifically County Cork, where it was developed as an all-purpose farm dog for hunting vermin and guarding homes.
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.