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Maine Coon: Temperament, Size, Lifespan & Care

Living with a Maine Coon is a bit like sharing your home with a friendly, slightly clumsy dog in a cat suit. This big, shaggy breed follows its people from room to room, chirps instead of yowling, and usually gets along with children and other pets. It is slow to grow up, so a kitten can take three to four years to reach full size.

By Matt GarnettUpdated November 14, 20266 min read3 sources

Maine Coon temperament and personality

The Cat Fanciers' Association describes the Maine Coon as sociable, loyal and quite intelligent, a legacy of its long history as a working farm and ship cat. Rather than bonding with a single person, many Maine Coons drift from lap to lap and want to be involved in whatever the household is doing. They are fairly independent, though, so most are not demanding when you are busy.

Their voice is part of the charm. Expect chirps, trills and purrs far more than loud meows, and VCA notes they often show affection with head butts. Many are fascinated by water: they dunk toys in the bowl, scoop food with a paw, and some will try to join you in the shower. If you work from home, you may need to close a door now and then to get anything done. If you are setting up for one, start with large cat trees and large cat carriers.

How big do Maine Coons get?

The Maine Coon is the largest of the pedigreed cat breeds, according to the CFA. VCA gives an adult weight range of 8 to 20 pounds, with males weighing up to 20 pounds and typically around 8 pounds more than females. The CFA adds that it is not unusual for a mature male to reach or exceed 20 pounds, while females are usually smaller. VCA says the body can stretch up to 40 inches in length.

Neither source publishes a standard shoulder height, because cats are judged on balance and proportion rather than measured like dogs. What matters more for new owners is how slowly the breed matures: the CFA says it can take up to three years to reach full growth, and VCA puts full maturity at about four. A big kitten at one year old is still growing, so choose a carrier, litter box and cat tree for the adult cat.

Maine Coon lifespan and common health issues

VCA lists a Maine Coon lifespan of 12 to 15 years. A lean body weight, regular dental care, routine vet visits and an indoor or safely enclosed life all help a cat reach the upper end of that range. Individual cats vary a great deal, so treat any figure as a guide rather than a promise.

Two inherited conditions come up with this breed. The CFA says breeders screen for hip dysplasia by x-ray and for hypertrophic cardiomyopathy, a thickening of the heart muscle, with DNA tests and echocardiograms. VCA explains that cardiomyopathy may cause no outward signs until it is quite advanced. Ask a breeder for the parents' heart and hip results, and ask your vet whether heart screening makes sense for your cat. Fast or open-mouth breathing, hiding, or sudden weakness in the back legs need a vet the same day.

Exercise and play

Maine Coons are active without being frantic. They enjoy chasing wand toys, batting and retrieving small balls, and working out where you have hidden a favorite toy, a skill the CFA says this breed is especially good at. A few short play sessions spread through the day keep most adults fit and give a young cat somewhere useful to put its energy.

Play matters for weight as well. VCA advises against free feeding this breed and suggests measured meals several times a day to keep it from becoming overweight. A big cat carrying extra pounds puts more strain on its joints, so active play plus measured portions is the simplest routine. VCA also notes they can be a little clumsy and misjudge jumps, so give climbing routes with steps rather than one big leap.

Grooming and shedding

The coat is shorter at the shoulders and longer on the sides, belly and hind legs, ending in a long plumed tail. The CFA recommends combing two or three times a week to control shedding, prevent hairballs and stop mats forming, and says each session need take only five or ten minutes. VCA notes the coat tends to mat less easily than many longhaired breeds and suggests a metal comb at least once a week.

Pay most attention to the belly, the backs of the hind legs and behind the ears, which is where knots start. Most Maine Coons do not need regular baths. Trim nails every few weeks, check the ears, and brush the teeth if your cat will accept it. VCA rates shedding four out of five for this breed, so expect hair on dark clothing and plan on regular vacuuming.

Training a Maine Coon

Maine Coons are among the easier cats to train. The CFA calls them easy to train, and VCA notes they can be clicker trained to perform basic commands and tricks. Short sessions with a small treat or a favorite toy as the reward work best, and many learn to come when called, sit on cue, or fetch a toy back to you.

Litter training is usually straightforward, but size matters: an adult needs a large, roomy box it can turn around in comfortably. Scratching is natural behavior, so redirect it rather than punish it. Offer sturdy scratching posts tall enough for a big cat to stretch out fully, place them near sleeping spots, and reward the cat with attention or a treat for using them.

Are Maine Coons good with kids and other pets?

Usually, yes. The CFA says Maine Coons get along well with children and other animals, although both may be a little intimidated at first by the cat's size. VCA rates the breed five out of five for both children and dogs and calls it an ideal cat for a busy household, since it tends to be mellow and affectionate with people, cats and dogs.

Even an easygoing cat needs a way out. Teach children to stroke rather than lift a heavy cat, and to leave it alone when it walks away. Introduce a new dog slowly, with the cat able to retreat to high ground or a closed room, and feed pets separately. A gradual start over a week or two prevents most problems.

What a Maine Coon needs at home

Plan for size. A Maine Coon needs a large litter box, a sturdy cat tree with a wide base and broad platforms, tall scratching posts, and a carrier big enough for a heavy adult. A metal comb and nail clippers cover most grooming. Wide, shallow food and water bowls suit a cat with long whiskers, and a water fountain can appeal to a breed so interested in running water.

Puzzle feeders and wand toys use that problem-solving brain, and a window perch gives an indoor cat something to watch. Book a vet check soon after you bring a kitten or adult cat home, and ask about vaccines, parasite control, diet and when to discuss heart screening.

This page is general information, not veterinary advice, and it cannot replace an examination by the vet who knows your pet.

Common questions

How big is a full-grown Maine Coon?

VCA gives an adult weight range of 8 to 20 pounds, with males usually heavier than females, and a body that can stretch up to 40 inches long. Many keep filling out until they are three or four years old.

How long do Maine Coon cats live?

VCA lists a typical Maine Coon lifespan of 12 to 15 years. A healthy weight, indoor living, routine vet visits and early attention to heart or joint problems give a cat the best chance of a long life.

Do Maine Coons shed a lot?

Yes, moderately to heavily. VCA rates shedding four out of five. Combing two or three times a week, as the CFA recommends, removes loose hair before it reaches your furniture and helps prevent hairballs and mats.

Are Maine Coons good family cats?

Generally, yes. Both the CFA and VCA describe them as friendly with children, other cats and dogs. Their size means young children should be taught to stroke them gently rather than pick them up.

Sources we checked

This guide is general information, not veterinary advice. If your pet is unwell or injured, contact your veterinarian.

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