Mixed Breed Icon
  • Activity Level: high
  • Shedding Level: moderate
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  • Grooming Level: moderate
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  • Trainability: moderate
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  • Good for Novice Owners: low
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  • Adaptability: moderate
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  • Kid/Pet Friendly: sometimes
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  • Prey Drive: high
  • Watchdog: very alert
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  • Average Size: Small
  • Average Lifespan: 13-16 years

Jack Russell Mix Dog Breed Information





Owner Experience


Activity Level


Life Span

A Jack Russell Mix is a cross between a Jack Russell Terrier and another dog breed. Because a mix can inherit any combination of traits from their parent breeds, it’s important to talk to the breeder about the other breed in the mix.

If a Jack Russell Terrier Mix takes after their Russell parent, they will be a small, courageous, and energetic dog with an affectionate nature and a playful personality.

Jack Russell Terriers tend to be loyal and affectionate companions that get along well with children and other dogs as long as they have been properly socialized. They tend to be wary of strangers, but warm up once they are introduced.

Jack Russells also have a high prey drive and an urge to chase, so they will need extra socialization and training if there are small pets in the household. They can also be prone to barking, and it can become a nuisance behavior if you do not work to train your dog to stop barking early on.

If the other parent breed has a similar temperament, then you can expect something similar from a Jack Russell Terrier Mix. Because the other parent breed will introduce their own traits and quirks, you do want to ask the breeder about them.

You can also meet the mother in person to get an idea of what her temperament is like and the behavior she is modeling for her puppies. The breeder should have started some socialization and training, but it is up to you to continue to train and socialize a puppy once you get them home.

Jack Russells are highly adaptable dogs. They thrive in homes with fenced yards where they can run. But, they also adapt well to apartments as long as they get enough daily exercise, mental stimulation, and attention.

They do well in most climates, but are sensitive to heat and extreme cold. They tend to do better with colder temperatures than a lot of dogs their size. However, they may still need some winter dog products to stay warm while out on walks when the temperatures drop.

Because they bond so closely with their families and thrive on attention from them, they do not like to be left alone for long periods of time. These intelligent little dogs also get bored easily. So, if they are left alone and allowed to become bored, they can become destructive.

Although mixed-breed dogs can sometimes be healthier than purebred dogs, it’s not a guarantee, and good breeding practices matter. A mix could inherit none of the conditions common to their parents, or they could inherit all of them or some combination of them.

From the Jack Russell side, potential health concerns to be aware of in a Jack Russell Mix include cataracts and luxating patella. Reputable breeders will screen their dogs to avoid passing preventable issues to puppies, so make sure you are asking about the health and genetic history of both of the parents.

Terriers are known for their headstrong natures and stubborn streaks. The Jack Russell Terrier is no different. They are intelligent and pick up on things quickly, but their innate stubbornness can be a challenge for first-time owners to handle on their own. Because of this, puppy training classes are recommended.

The other parent breed could make a Jack Russell Mix easier or more difficult to train. Novice owners will want to be prepared to enroll in obedience classes. These classes are a good idea anyway because they reinforce training and strengthen the bond you have with your puppy. Many of them also offer safe puppy play sessions for even more socialization opportunities, which makes them a great resource for dog owners.

A Jack Russell Terrier Mix can inherit a coat similar to one of their parents or a coat that is a combination of both. If they end up with the Jack Russell coat, they will shed moderately year-round, require weekly brushing, and require a bath as needed.

In addition to coat care, you will also need to take care of your Jack Russell Mix’s nails, ears, and teeth. Cutting nails once or twice a month keeps them from growing too long. Ear checks weekly and careful cleanings as needed can help prevent ear infections.

Gum disease is one of the most common health issues in dogs and has serious consequences for them. As a small dog breed, a Jack Russell Mix is even more prone to developing dental diseases later in life.

This makes good dental care early and throughout your dog’s life essential. Brushing teeth daily or using an enzyme toothpaste every day in addition to cleanings at the vet when needed can help prevent dental diseases later in life.

Jack Russell Terriers may be small, but these little dogs are sturdy, athletic, and have a lot of energy. You will probably run out of energy before they do. Daily walks plus playtime, time to run, and other activities are usually enough. But, you can bet a Jack Russell will be up for more activity if you are.

If the other parent breed is also a high-energy breed, then you can expect a Jack Russell Mix to also be a high-energy dog. Even if the other parent breed sits in a lower activity range, you will still need to be prepared for the possibility of a high-energy dog.

A fully-grown Jack Russell Terrier usually stands 10-17 inches tall and weighs 12-18 pounds. The other parent breed can have a big effect on this, especially if they are the mother.

So, it’s important to talk to the breeder about the parent breeds. Although it’s not a guarantee, you can also meet the mother in person to get an idea of what size to expect in a fully-grown Jack Russell Mix.

Jack Russells generally live for 13-16 years. Although the other parent breed may affect this slightly, you should be able to expect a similar average life span from a Jack Russell Terrier Mix.