Newfoundland

The Newfoundland is an excellent family dog, famously known as a nanny dog for its exceptional patience and gentle nature with children. They are devoted and loyal companions that thrive in active households capable of accommodating their giant size and significant grooming needs.

Family dog: 10 / 10

Newfoundlands are legendary family dogs, famously known as nanny dogs for their extreme patience and gentle nature with children. They are exceptionally devoted and sweet-tempered, often positioning themselves to protect kids during play. While their massive size requires supervised interaction with small children to prevent accidental knocks, their calm and steady demeanor makes them one of the most dependable companions for families. Early socialization and training ensure these gentle giants remain well-behaved and responsive around kids of all ages.

Good with kids: 10 / 10

Newfoundlands are generally not recommended for first-time owners due to their massive size and high maintenance needs. While they are sweet-tempered and eager to please, managing a giant breed involves significant financial commitment, intensive grooming to handle shedding and drooling, and the physical strength to manage a dog that may outweigh its owner. For a novice prepared for a total lifestyle change, their gentle nature makes them rewarding companions, but they are often overwhelming for those without experience in giant breed care.

First-time owner: 1 / 10

Newfoundlands can adapt to apartment living due to their calm, mellow, and laid-back nature indoors. While they are giant dogs that require significant floor space to stretch out and can be tripping hazards, they have low to moderate energy levels and are often content to stay close to their owners. Success in an apartment requires a commitment to daily outdoor exercise, managing substantial shedding and drooling, and ensuring the building does not have weight or breed restrictions.

Apartment dog: 2 / 10

A yard is not strictly required for a Newfoundland, as they can adapt to larger apartments if provided with ample exercise. However, a small fenced yard with plenty of shade is highly recommended for these giant dogs to roam freely and burn energy. Daily walks and outdoor activities are essential regardless of yard access to maintain their physical health.

Yard need: 10 / 10

Newfoundlands are people-oriented giants that thrive on companionship and do not do well when left alone for long periods. Prolonged isolation can lead to boredom, sadness, and the development of separation anxiety or destructive behaviors like chewing. They are best suited for households where someone is frequently present to provide the attention and emotional support they crave.

Can be left alone: 1 / 10

Newfoundlands are typically friendly and accepting of other pets, including cats, due to their gentle and social disposition. They are known to form harmonious bonds with feline housemates, especially when socialized together from a young age. While their massive size requires supervised introductions to ensure the safety of smaller animals, they generally lack a strong prey drive and are likely to view cats as companions rather than targets for chasing.

Good with cats: 10 / 10

Newfoundlands are not naturally aggressive and are renowned for their sweet, patient, and gentle "nanny dog" temperament. While their massive size and protective instincts can be intimidating, true aggression is rare and typically only occurs due to fear, lack of socialization, or underlying health issues. With consistent positive reinforcement training and early exposure to different environments, they remain dependable, well-behaved companions for families.

Aggression tendency: 10 / 10

Newfoundlands have a moderate energy level, remaining relatively calm and docile indoors while requiring regular daily activity to stay healthy. They enjoy low-impact exercises like long walks, swimming, and hiking with their families. While they are not hyperactive, they benefit from around 30 to 60 minutes of moderate exercise daily and thrive on human interaction and having a job to do.

Energy level: 1 / 10

Newfoundlands are a giant breed with moderate daily exercise needs, typically requiring between 30 and 60 minutes of activity, though some sources suggest up to 2 hours. They are not high-energy dogs and can easily become couch potatoes, so daily walks and playtime are essential to prevent obesity. Swimming is the ideal exercise for this breed as it provides a full-body workout while protecting their sensitive joints from strain. Owners must be careful to avoid high-impact activities like running or jumping while puppies are still growing to prevent long-term musculoskeletal issues. Because of their thick coats, exercise should be limited to the cooler parts of the day to avoid overheating.

Exercise need: 4 / 10

Newfoundlands have a low tolerance for hot weather due to their thick, water-resistant double coats designed for icy climates. They are highly susceptible to overheating and heatstroke in temperatures above 90°F. Owners must provide a cool, air-conditioned environment, constant access to fresh water, and limit outdoor activities to the early morning or late evening. Regular grooming to remove the undercoat is essential to help their skin breathe, but they should never be shaved as their coat provides some protection against heat and sunburn.

Hot weather tolerance: 1 / 10

Newfoundlands are exceptionally well-suited for cold weather due to their dense, water-resistant double coats and history as working dogs in harsh Canadian climates. They thrive in freezing temperatures and icy waters, with coats designed to insulate them from extreme cold. However, owners should still monitor for signs of discomfort in extreme wind chill or when temperatures drop below 20 degrees Fahrenheit.

Cold weather tolerance: 10 / 10

Newfoundlands are rarely subject to specific breed-based bans, but their giant size makes them a challenge for most apartment rentals. Many landlords impose weight limits—often capped at 25, 50, or 75 pounds—which these 100-to-150-pound dogs far exceed. While not typically on "aggressive breed" lists, always check individual property policies regarding giant breed accommodations and weight restrictions.

Rental restriction risk: 2 / 10