Newfoundland: Weight charts, life expectancy, size, and more

Discover everything about the Newfoundland, including weight charts, weight progressions of registered dogs, life expectancy, size, and other useful information.

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Head of the dog breed Newfoundland
  • 63 - 69 cm
  • 99 - 121 lbs
  • 8 - 10 years
  • from 19 months
  • 69 - 74 cm
  • 132 - 154 lbs
  • 8 - 10 years
  • from 22 months

Size, development and life expectancy of Newfoundlands

The Newfoundland is one of the large dog breeds. As soon as he is fully grown after a maximum of 24 months, the Newfoundland reaches an impressive size of 63 - 74 cm.

The Newfoundland is characterized by an average life expectancy of 8 - 10 years. This makes it one of the dog breeds with a typical lifespan. The final weight varies depending on gender, ranging between 99.2 - 154.3 lbs. Male Newfoundlands are usually around 33.1 lbs heavier than females.

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Male Weight Curve: Development of the Newfoundland from 2 to 24 Months

A male Newfoundland reaches an impressive weight of 38,6 lbs after only 3 months, exceeding the weight of many adult dog breeds. At the age of half a year, the weight increases rapidly to 86,6 lbs. After the rapid growth phase, the Newfoundland grows another 16 months and finally reaches a final weight of 132.3 - 154.3 lbs.

Age Weight
2 Month 22.49 lbs
3 Month 41.89 lbs
4 Month 60.19 lbs
5 Month 77.38 lbs
6 Month 93.48 lbs
7 Month 99.43 lbs
8 Month 104.94 lbs
9 Month 110.56 lbs
10 Month 115.52 lbs
11 Month 120.37 lbs
12 Month 124.34 lbs
13 Month 128.75 lbs
14 Month 132.72 lbs
15 Month 136.25 lbs
16 Month 139.55 lbs
17 Month 142.20 lbs
18 Month 145.28 lbs
19 Month 147.71 lbs
20 Month 149.47 lbs
21 Month 151.90 lbs
22 Month 153.22 lbs
23 Month 154.32 lbs

Female Weight Curve: Development of the Newfoundland from 2 to 22 Months

Female dogs of the dog breed Newfoundland are also among the heavier dog breeds. They reach a weight of 32,5 lbs after 3 months. Another 3 months later, they weigh an average of 68,0 lbs. After an additional 13 months, Newfoundland females ultimately reach their final weight of 99.2 - 121.3 lbs.

Age Weight
2 Month 18.08 lbs
3 Month 34.17 lbs
4 Month 48.28 lbs
5 Month 61.73 lbs
6 Month 73.85 lbs
7 Month 78.93 lbs
8 Month 83.33 lbs
9 Month 87.52 lbs
10 Month 91.49 lbs
11 Month 95.02 lbs
12 Month 98.33 lbs
13 Month 101.85 lbs
14 Month 105.38 lbs
15 Month 107.81 lbs
16 Month 110.23 lbs
17 Month 112.44 lbs
18 Month 114.64 lbs
19 Month 116.40 lbs
20 Month 118.17 lbs
21 Month 119.93 lbs
22 Month 121.25 lbs
Registered dog named 'Abby' Registered dog named 'BamBam' Registered dog named 'Ivy' Registered dog named 'Vahile'

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Precise prediction of the final weight of Newfoundlands

Calculate the final weight for Newfoundland puppies and young dogs

Do you want to know how big your Newfoundland puppy will eventually become? With our special dog growth calculator, you can accurately calculate the end weight of the Newfoundland breed. Whether you currently have an adorable Newfoundland puppy or your young dog is growing up, our user-friendly tool provides you with valuable information.

Dog Weight Calculator

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Newfoundland: Frequently asked questions about the dog breed

How much does a Newfoundland puppy weigh?

Typically, a Newfoundland puppy weighs around 17,6 - 38,6 lbs at 2 months old and continues to gain an additional 35,49 lbs over the next 2 months. By approximately 18 weeks, when the puppy reaches the adolescent stage, a Newfoundland puppy weighs about 45,6 - 71,8 lbs.

What is the typical size of a Newfoundland?

The size of an Newfoundland can vary depending on gender and genetics. Generally, male Newfoundlands reach a shoulder height of approximately 71.5 cm, while females have an average shoulder height of around 66 cm.

When is the dog breed Newfoundland fully grown?

The dog breed Newfoundland usually reaches full physical maturity at about 22 to 22 months of age. However, this may vary from individual to individual, as each dog has its own growth rate.

What is the average weight of a fully grown Newfoundland?

The weight of a fully grown Newfoundland dog can vary depending on factors such as gender and genetics. On average, male dogs of this breed typically weigh between 132.3 - 154.3 lbs. Female dogs, on the other hand, usually have a weight range of 99.2 - 121.3 lbs.

What is the average lifespan of a Newfoundland dog?

Newfoundlands generally have a life expectancy of approximately 8 to 10 years. With proper care, nutrition, and regular veterinary attention, they can lead happy and healthy lives.