Foxterrier: Dog breed weight & growth

A Foxterrier is fully grown after a maximum of 13 months. Its final weight is between 13 lbs and 20 lbs, depending on the gender.

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General information about the dog breed Foxterrier:

Weight, life expectancy, size & more.

Foxterrier Males:

  • Final weight: 15 lbs - 20 lbs
  • Size: 36 cm - 41 cm
  • Full-grown: from 13 months
  • Life expectancy: 12 - 14 years

Foxterrier Females:

  • Final weight: 13 lbs - 18 lbs
  • Size: 33 cm - 38 cm
  • Full-grown: from 13 months
  • Life expectancy: 12 - 14 years

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Growth curve of Foxterrier males:

At the age of 3 months, a Foxterrier male dog should weigh between 7 - 8 lbs depending on size. At the age of 6 months, the weight of a male dog is normally between 12 - 15 lbs. Already after one year the growth is mostly completed. A Foxterrier male should now weigh between 15 - 20 lbs at the age of 12 months. Another 1 months later, at the age of 1.1 years, his growth phase is completed and he reaches his final final weight of 15 - 20 lbs.

Compare the chart below, as well as the accompanying growth chart, to your Foxterrier puppy/dog's weight by registering for free here.

month 2 6 lbs
month 3 8 lbs
month 4 11 lbs
month 5 13 lbs
month 6 15 lbs
month 7 16 lbs
month 8 17 lbs
month 9 18 lbs
month 10 19 lbs
month 11 19 lbs
month 12 20 lbs
month 13 20 lbs

Growth curve of Foxterrier females:

Foxterrier females weigh slightly less compared to males. At the age of 3 months the weight is about 6 - 7 lbs. After 6 months, the weight is between 10 - 13 lbs. On her first birthday, the Foxterrier female weighs between 13 - 17 lbs and is another 1 months later, at the age of 1.1 years, with 13 - 18 lbs already fully grown.

month 2 5 lbs
month 3 7 lbs
month 4 10 lbs
month 5 12 lbs
month 6 13 lbs
month 7 15 lbs
month 8 16 lbs
month 9 16 lbs
month 10 17 lbs
month 11 17 lbs
month 12 17 lbs
month 13 17 lbs

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Latest weighings from registered Foxterrier owners

Questions and answers about the Foxterrier

How much does a Foxterrier puppy weigh?

A Foxterrier puppy weighs between 4 - 6 lbs at the age of 8 weeks (2 months). At the age of 16 weeks (4 months), Foxterrier puppies already weigh 8 - 11 lbs. So the puppies gain up to 5 lbs within only 2 months.

How big does a Foxterrier become?

A Foxterrier male will usually grow between 36 - 41 cm. Foxterrier Females normally grow between 33 - 38 cm.

When is a Foxterrier fully grown?

Foxterrier males are full grown at about 13 months, Foxterrier females at about 13 months.