Irish Mastiff

Breed Information


Type

Is Irish Mastiff a purebred?

Cross Breed

Purpose

What were Irish Mastiffs originally used for?

Family companion, guard dog

Lifespan

How Long Do Irish Mastiffs Live? What is average life expectancy for an Irish Mastiff? How long can Irish Mastiffs live?

9-12 years

The average Irish Mastiff lifespan is somewhere between 9-12 years, provided they aren't beset by any exceptional health issues or injuries.

Irish Mastiff Height & Weight


How big is a full grown Irish Mastiff?

What is the average height of an Irish Mastiff? How big is an Cross Breed Irish Mastiff height? Irish Mastiff dog height:
Height
Average 6 months 12 months 18 months
Male 31-36 inches (78.7 - 91.4 cm) 9.5 inches (24.1 cm) 12.5 inches (31.8 cm) 15.0 inches (38.1 cm)
Female 29-34 inches (73.7 - 86.4 cm) 8.5 inches (21.6 cm) 11.5 inches (29.2 cm) 14.0 inches (35.6 cm)
What is the average weight of an Irish Mastiff? How much should Irish Mastiffs weigh?
Weight
Average 6 months 12 months 18 months
Male 120-180 pounds (54 - 82 kg) 13.0 pounds (6 kg) 17.0 pounds (8 kg) 20.5 pounds (9 kg)
Female 105-165 pounds (48 - 75 kg) 12.0 pounds (5 kg) 16.0 pounds (7 kg) 19.5 pounds (9 kg)
Hypoallergenic

Are Irish Mastiffs Hypoallergenic?

No

Unfortunately, the Irish Mastiff is not hypoallergenic, making it not a good choice for a dog lover who suffers from pet allergies.

Temperament

What is an Irish Mastiff personality? What are Irish Mastiff dogs best known for?

Dignified
Protective
Alert
Courageous
Intelligent
Affectionate
Patient
Loyal
Tempered
Sweet
Cheerful
Generous
Thoughtful

Shedding Level

Are Irish Mastiffs heavy shedders? How Much Does an Irish Mastiff Shed?

Irish Mastiff dogs are not heavy shedders, but they will lose a significant amount of hair each year. To decrease the amount of shedding, you can regularly brush your Irish Mastiff. This will remove loose hair and keep his coat growing in the same direction.

Watchdog Ability

What is the watchdog ability of an Irish Mastiff dog?

Irish Mastiffs are very good watchdogs. They are a vocal breed, and are wary of outsiders, so if someone approaches your home or aims to intrude, the Irish Mastiff is going to make sure everyone knows about it.

Breed History


Origin

Where do Irish Mastiffs come from?

United States

Ancestry

What are Irish Mastiffs descended from?

Mastiff and Irish Wolfhound

Breed recognition

What organizations or kennel clubs recognize/register the Irish Mastiff breed?

ACHC = American Canine Hybrid Club
DDKC = Designer Dogs Kennel Club
DRA = Dog Registry of America, Inc.
IDCR = International Designer Canine Registry®

Date of Birth

When were Irish Mastiffs first bred? How old is the Irish Mastiff breed?

Unknown

Irish Mastiff Appearance


Eye Color Possibilites

What color are Irish Mastiff eyes?

Brown

Nose Color Possibilites

What color can Irish Mastiff nose be naturally?

Black

Coat Color Possibilites

What color can Irish Mastiff coat be naturally?

Black
Blue
Brindle
Cream
Gray
Red
Silver

Coat Length

How long is an Irish Mastiffs coat?

The coat of an Irish Mastiff dog ranges in length from short to medium.

Coat Density

How Dense Is The Irish Mastiff Coat?

Coat Texture

What is the texture of the hair of an Irish Mastiff?

Wiry

Litter Size

How many puppies can an Irish Mastiff have in a litter? How many puppies can an Irish Mastiff have in her first litter?

3-5 puppies per pregnancy

An Irish Mastiff can have a litter of 3-5 puppies on average. However, it's worth noting that the size of the litters can vary greatly. Factors that can influence litter size include the health of the mother, breeding history, and genetics.

Adaptability

Irish Mastiffs are known for their adaptability and versatility, they are capable of adapting well to a wide range of lifestyle changes and living environments. They are a highly adaptable breed, and make great companions for families and individuals of all lifestyles.

Irish Mastiff Health Issues


Health Issues

Do Irish Mastiffs have a lot of health problems?

The Irish Mastiff is a very healthy breed, with little need for frequent vet visits. However, it's important to keep an eye on their health and have them checked by a veterinarian when needed.

Major Concerns

What are the major health concerns to be aware of when owning an Irish Mastiff?

Hip And Elbow Dysplasia
Bloat
Heart Conditions

Minor Concerns

What are the less significant issues to keep in mind when it comes to Irish Mastiffs?

Osteosarcoma
Wobbler's Syndrome
Eye Diseases and Disorders

Occasional Diagnoses

Hypothyroidism
Urolithiasis
Portosystemic Shunts

Occasional Tests

What are the occasional tests recommended for Irish Mastiff breed?

Eye Examination
Biopsy
X-ray imaging
Electrocardiogram

Irish Mastiff Needs and Activities


Energy

Do Irish Mastiffs have a lot of energy?

Irish Mastiffs may be a good breed for those who prefer a more relaxed lifestyle. They tend to have a lower energy level than other breeds of dogs.

Social Needs

Do Irish Mastiffs need socialization? How social are Irish Mastiffs?

Irish Mastiffs have average social needs compared to other breeds. They are known to be less active and independent than other breeds, and they are content with spending time alone and with their human family.

Exercise Needed

How much exercise should Irish Mastiffs get?

The Irish Mastiff dog needs significant physical activity to maintain a healthy lifestyle. They are also well-suited for those who lead an active lifestyle and enjoy activities such as running, hiking, or other outdoor pursuits.

Sleeping Need

How much sleep should an Irish Mastiff have? Do Irish Mastiffs sleep a lot?

The Irish Mastiff breed is known for their relaxed and calm nature and tendency to sleep for long periods of time.

Tendency to Bark

How much does it bark?

Irish Mastiff dogs tends to bark less frequently than most other dogs. They tend to be quieter and less vocal than other breeds. They may only bark when necessary, such as to alert their owner of something or to communicate something. They do not bark excessively, and may not bark as much as other dogs in certain situations, such as when they are left alone.

Mouthiness

Are Irish Mastiffs mouthy?

Roaming urge

What is the likelihood of an Irish Mastiff running away? Do they have a tendency to explore or wander frequently?

Prey Drive

Do Irish Mastiff dogs have a high prey drive?

Past times

What do Irish Mastiffs enjoy doing? How do I keep my Irish Mastiff busy?

Playdate, Tracking, Tug-of-war, Fetch, Swim, Run, Walks, Lure coursing, Hikes, Swimming

Activity Level

What is the energy level of an Irish Mastiff? How much energy does an Irish Mastiff have?

Medium

Irish Mastiffs are medium-energy dogs and typically enjoy socializing and playing casual or even sustained games of chase with other dogs. They may also have occasional periods of barking or racing around the house.

Tolerance of being left alone

Walks per Week

How far should an Irish Mastiff walk each week? How many miles should an Irish Mastiff walk every week?

8 miles / week

There's really no limit to how far you walk your dog as long as they're comfortable. For Irish Mastiff, it's at least 8 miles / week. Just remember to build distance and stamina gradually over time.

Activity per Day

How much an Irish Mastiff should exercise a day? How much activity does an Irish Mastiff need?

60 minutes

In general most Irish Mastiffs usually need at least 60 minutes of exercise daily. This can be spread across the day and include all sorts of high-energy activities, like walking, running and playing.

Grooming

What level of grooming should be provided for an Irish Mastiff?

The Irish Mastiff is a breed of dog that requires an average amount of grooming effort.

Brushing Frequency

How often should you brush an Irish Mastiff?

Daily

Ideally, Irish Mastiff should be brushed at least 2 or 3 times a week (preferably daily) improve shedding.

Brushing Tools

What are the most commonly used brushing tools for Irish Mastiffs?

Slicker Brush
Comb
Deshedder
Nail Clipper

Costs


Cups

How many cups of food does an Irish Mastiff eat?

4 cups

For an average 120-180 pound (54 - 82 kg) Irish Mastiff feed 4 cups daily. But, keep in mind, the amount you feed is going to be dependent on the quality of the food you are feeding.

Daily Cost

How Much Does an Irish Mastiff Cost Daily?

$3.90 - $4.20 / day

The average cost of an Irish Mastiff is somewhere $3.90 - $4.20 per day.

Monthly Cost

How Much Does an Irish Mastiff Cost Per Month?

$112 - $126 / month

The average per month expenses of an Irish Mastiff is between $112 - $126. This makes an average of $1344 - $1512 per year. It will be on the higher side when the dog is still small because it will need more frequent visits to the vet, shots.

Irish Mastiff Characteristic


Intelligence

How intelligent is an Irish Mastiff?

The Irish Mastiff have below the average degree of obedience intelligence among other breeds. However, calling them “dumb dogs” is unfair. Where Irish Mastiffs lack in obedience & working intelligence, they make up for it with their keen ability to understand human emotions.

Sensitivity Level

How sensitive is an Irish Mastiff dog?

Irish Mastiff dogs have average emotions and are adaptable to different situations, not requiring extra care like sensitive breeds do.

Affection Dependance

Are Irish Mastiff dogs affectionate?

Apartment Friendly

Do Irish Mastiff do well in apartments? Are Irish Mastiffs good indoor dogs?

Irish Mastiffs are dogs that do well in apartments with sufficient exercise, but they would really appreciate a small yard.

Child Friendly

Are Irish Mastiffs good with kids? Are Irish Mastiffs good around children?

A Irish Mastiffs typical characteristics indicate that this breed of dog is an ideal companion for kids and makes them family pets. Their gentle and protective nature and calm mentality make them gel along quickly with the younger humans

Senior-friendly

Are Irish Mastiffs good for elderly?

Cat Friendly

Are Irish Mastiffs good with cats? How friendly Irish Mastiffs are toward cats?

Irish Mastiffs are one of the best dogs for cats. They're accept cats readily as part of the family. However, this dog breed should be trained to not chase after the kitty early on

Dog Friendly

Do Irish Mastiff dogs get along with other dogs? Are Irish Mastiffs OK with other dogs?

Irish Mastiffs are friendly, active and loyal companions. They generally love to be around other dogs, making them a good family pet for some,

Pet friendly

How do Irish Mastiff dogs interact with other pets? Are they considered pet-friendly?

Stranger Friendly

Are Irish Mastiffs friendly with strangers?

Irish Mastiffs are average friendly around strangers. They can be wary around strangers and a little standoffish. Early socialisation is key.

Playfulness

Do Irish Mastiffs like to play? Are Irish Mastiffs playful?

Irish Mastiffs have an average level of playfulness. The Irish Mastiffs, like other dogs, like to play. But they are not the most playful dog breed.

Trainability

Are Irish Mastiff easily trained?

Irish Mastiff dogs are usually easy to train, but may require consistency to fully obey commands.