Neapolitan Mastiff

Working Group Giant (100+ lbs)
Height 24-31"
Weight 110-150 lbs
Lifespan 7-9 years
Price $2,000-$5,000

About the Neapolitan Mastiff

Massive, loose-skinned and heavily wrinkled, the Neapolitan Mastiff is a guardian breed whose appearance is matched by a serious protective temperament. Within its household it is affectionate, calm and often described as steady and undemanding, content to lie near its people for hours. Toward strangers it is naturally suspicious, and it does not extend the benefit of the doubt without careful socialisation begun in puppyhood and maintained for life. Same-sex dog conflict is common. Exercise needs are low to moderate and should be steady rather than strenuous, with heat, humidity and hard surfaces all avoided; this breed overheats easily and heavy exertion is unsuitable for its build. Growth in youngsters must be managed carefully. Training has to happen while the dog can still be physically controlled, since an adult male is very heavy and immovable when unconvinced; the breed is intelligent, stubborn and unresponsive to force, so calm consistency is the only approach that works. Grooming is short but not simple, as the wrinkles and folds need regular cleaning and drying to prevent irritation, and drool is copious, ending up on furniture, walls and guests. Snoring is loud. Alone-tolerance is fair. This breed suits experienced owners with space and realistic expectations, including a short lifespan.

Temperament

Affectionate Protective Independent Calm Quiet
Affection Level
Good with Children
Good with Other Dogs
Playfulness
Protectiveness
Trainability
Energy Level
Barking Level
Intelligence
Adaptability

Physical Characteristics

Size Category Giant (100+ lbs)
Height 24-31"
Weight 110-150 lbs
Coat Type Smooth
Coat Length Short
Colors
Hypoallergenic No

Care Requirements

Exercise Needs

Moderate (30-60 min/day)

30 minutes per day recommended

Grooming

Moderate - Weekly

Shedding:

Mental Stimulation

Low mental stimulation needs

Drooling

Living Conditions

Apartment Friendly
Good for First-Time Owners
Tolerates Being Alone
Cold Weather Tolerance
Hot Weather Tolerance

Cost of Ownership

Purchase Price $2,000-$5,000
Annual Cost $2,000/year

Costs vary based on location, breeder, and individual needs. Annual costs include food, veterinary care, grooming, and supplies.

Health Considerations

Like all breeds, Neapolitan Mastiffs may be prone to certain health conditions:

Regular veterinary check-ups and proper care can help prevent or manage many health issues.

Best For

  • Guard Dog
  • Seniors

May Not Be Ideal For

  • Apartment Living
  • First-Time Owners

Guides for your Neapolitan Mastiff

The story behind the Neapolitan Mastiff

The Neapolitan Mastiff descends from the heavy guarding mastiffs of the ancient Mediterranean world, and dogs of this general type were kept in southern Italy for centuries as farm and property guardians, working quietly and locally without formal recognition. The modern breed was identified and standardised in the middle of the twentieth century, when Italian enthusiasts, notably the writer Piero Scanziani, gathered dogs from the countryside around Naples and established a standard, giving the breed its name and its route into the show world. Later breeding emphasised bulk, loose skin and wrinkle, which has become a subject of health debate. The FCI recognised the breed, and the AKC admitted it more recently. It remains uncommon and is kept mainly as a guardian and companion.

Originally bred for: Property guarding, Farm protection, Estate guardian. You can trace how working roles shaped today’s breeds across our dog guides.

Feeding a Neapolitan Mastiff

Controlled growth matters greatly in this heavy breed, so puppies require food built for big-breed development and disciplined portions rather than a push for size. Adults suit two moderate meals with quiet rest afterward, kept as lean as the build allows, because excess weight worsens joint and heat problems.

Watch for: No breed-specific ingredient intolerance is recognised. Deep-chested giants carry a raised bloat risk, so meal size and feeding calm matter more than recipe. Skin fold dermatitis is a hygiene issue rather than a dietary one. Involve a vet before making significant diet changes.

Not sure what to put in the bowl? See our picks for the best dog food for large breeds.

Mealtime extras: training treats worth keeping in your pocket, and a slow feeder bowl if your dog inhales dinner. Everything else lives in our dog nutrition and feeding hub.

Living with a Neapolitan Mastiff

Day to day, the basics matter most: how much exercise your dog needs, how often to get out for a walk, and how much sleep is normal.

For play and enrichment, browse chew toys built for strong jaws and interactive toys for rainy days.

Gear that fits the breed makes life easier: a well-sized dog bed, a properly sized crate.

Raising a puppy? Work through crate training and the teething timeline — or see how old your dog is in human years with our dog age calculator.

Compare Neapolitan Mastiff with Other Breeds

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