Pet Health Care Guide
    Natural breed, semi-longhair

    Maine Coon

    The Maine Coon is a big, shaggy, good-humoured working cat from New England — sociable and hardy, with three inherited conditions worth testing for.

    Justin Manuel Lantigua GermosenJustin Manuel Lantigua Germosen 4 min read

    Maine Coon at a glance

    The basics
    Origin
    Maine, United States — a natural breed, not a designed one
    Bred for
    Nothing deliberate — it evolved as a barn and ship cat in a harsh climate
    Height
    10–16 in
    Weight
    10–25 lb
    Lifespan
    10–13 years
    Coat
    Long, shaggy and uneven — heavy ruff, water-resistant topcoat, britches on the hind legs and a plumed tail
    Temperament & care
    Energy level
    Energy level: 3 out of 5 — Moderate
    Grooming needs
    Grooming needs: 4 out of 5 — High
    Shedding
    Shedding: 4 out of 5 — High
    Trainability
    Trainability: 4 out of 5 — Quick
    Vocality
    Vocality: 3 out of 5 — Average
    Affection
    Affection: 4 out of 5 — Affectionate
    Tolerates being alone
    Tolerates being alone: 3 out of 5 — Average
    Good with children
    Good with children: 5 out of 5 — Excellent
    Good-naturedSociablePlayful into old ageCuriousUnbothered

    Is a Maine Coon right for you?

    A good match if…

    • Households that want a big, robust, interactive cat rather than an ornament
    • Families and multi-pet homes — they generally take dogs and children in stride
    • Owners who enjoy training: Maine Coons take to clicker work, leads and puzzle feeders
    • Anyone who can commit to combing two or three times a week for the next 12 years

    Think twice if…

    • The coat mats if you skip weeks, and a badly matted cat needs a sedated clip, not a brush
    • A shorter average lifespan than most pedigree cats, largely down to heart disease
    • Needs space and height — a big cat in a small flat gets bored rather than calm
    • Slow to mature: expect kitten behaviour and kitten appetite until three or four
    On this page

    Maine Coons were not designed. They developed on the farms and docks of New England from whatever cats arrived by ship, shaped by winters that favoured a heavy coat, tufted ears, snowshoe paws and a bushy tail the cat could wrap around itself. What survived that filter was a large, weatherproof, practical animal — and, as it turns out, an exceptionally easy-going one.

    The result is a cat that suits people who want a genuine companion. Maine Coons are sociable without being clingy, playful well into old age, and unusually willing to be involved in whatever a household is doing.

    Temperament: the “gentle giant” label, examined

    The cliché is roughly accurate but slightly off. Maine Coons are not especially placid — they are confident. There is a difference. A Ragdoll goes limp in your arms; a Maine Coon walks over to see what you are doing, comments on it, and stays.

    Most are not lap cats in the intense sense. They tend to choose the chair next to you rather than the lap itself, and they keep a degree of independence that makes them easier to leave for a working day than a more dependent breed. They talk, too, in chirps and trills rather than the flat meow of a domestic shorthair.

    They also stay mentally kittenish for years. Training works well: many learn to fetch, take to a harness, and enjoy puzzle feeders enough that a food puzzle solves half the boredom problem in a smaller home.

    Grooming: the real commitment

    This is the part to be honest with yourself about before buying a kitten. The coat is uneven by design — short over the shoulders, long and heavy through the ruff, britches and tail — and it mats in the places where limbs meet body.

    The tool that matters is a steel comb that reaches the skin. A slicker brush glides over the top of a Maine Coon’s coat and leaves the developing mats underneath untouched, which is how owners get surprised. Two or three sessions a week is the baseline; during the spring moult it becomes daily.

    Once a mat has tightened against the skin, brushing it out is painful and rarely works. That stage needs a groomer with clippers, and a badly matted cat sometimes needs sedation for it — which is unpleasant, expensive and entirely avoidable. Keep the routine and it never gets there. Our guide to grooming a cat that hates brushing is worth reading early, alongside trimming a cat’s nails — a cat this size does noticeable damage to furniture with untrimmed claws.

    Space, play and boredom

    Big, intelligent, slow-maturing cats need somewhere to go. Vertical space matters more than floor space: a tall, sturdy cat tree, a shelf route around a room, a window perch with something to watch. Standard cat furniture is often built for a 9-pound cat, so check weight ratings — a wobbly tower is a tower your cat stops using.

    Two short play sessions a day with a wand toy does more for behaviour than any amount of toys left on the floor. Bored Maine Coons open cupboards, knock things off surfaces deliberately, and pester the other pets.

    Feeding a cat that keeps growing

    Maine Coon kittens grow for three to four years, so the transition from kitten food is later than usual and the appetite through adolescence is substantial. What catches owners out is the other end: once growth stops, the intake needs to drop, and a coat this dense hides the consequences of missing that.

    Assess by feel — ribs findable under a light covering, a waist visible from above — and re-weigh every few months. Our cat food calculator gives a starting portion, and wet versus dry food covers the water-intake argument, which matters for any large indoor cat.

    Buying: the three tests to ask about

    A serious Maine Coon breeder will have DNA results for the MYBPC3 (HCM) and SMA mutations, and many also hip-score their breeding cats. Ask to see the certificates rather than accepting a general statement about healthy lines; all three are inexpensive, established tests, and the answer tells you what kind of breeder you are dealing with.

    Rescue is worth a look too. Maine Coons and Maine Coon crosses turn up in shelters fairly regularly, often surrendered by owners who underestimated the grooming — which is a solvable problem for someone who knew about it going in.

    Health conditions to know about

    • Hypertrophic cardiomyopathy (HCM)

      The best-documented health issue in the breed. Maine Coons carry a specific MYBPC3 mutation (A31P) linked to thickening of the heart muscle, and a DNA test exists for it. Ask for both parents' results — and note that a clear test lowers risk without eliminating it, so periodic heart scans in an adult cat are still sensible.

    • Hip dysplasia

      Unusual in cats, but real in a breed this large. It shows up as reluctance to jump up, a bunny-hopping run, or a cat that stops using the high perches it used to like.

    • Spinal muscular atrophy (SMA)

      An inherited loss of motor neurons that causes an unsteady, swaying gait in kittens from around three months. It is not painful and affected cats can live comfortably indoors, but it is fully avoidable through DNA testing of breeding cats.

    • Obesity and joint strain

      A 20-pound cat carrying an extra three pounds is a joint problem waiting to happen. Judge by body shape rather than by the scale — under that coat, appearances are unreliable.

    • Hairballs and matting

      A long, dense coat means more swallowed hair. Occasional hairballs are normal; repeated retching, or retching that produces nothing, is a vet visit rather than a grooming problem.

    Common questions

    How big does a Maine Coon actually get?
    Males usually reach 13 to 18 pounds and females 8 to 12, with exceptional individuals heavier. The record-setting lengths you see online are outliers, and much of the apparent size is coat and a long body rather than mass. Full growth takes three to four years, considerably longer than an ordinary cat.
    Do Maine Coons really like water?
    Many are unusually relaxed about it — batting at a running tap, joining you in the shower, dropping toys in the water bowl. The semi-water-resistant coat is often credited, though the behaviour is better explained by the breed's general curiosity. It is a tendency, not a rule.
    How much grooming does a Maine Coon need?
    Comb thoroughly two or three times a week, daily during the spring moult, using a steel comb that reaches the skin rather than a brush that skims the top. The armpits, britches and the ruff behind the ears mat first. Once a mat is tight against the skin it cannot be brushed out, and forcing it hurts — that stage needs clipping by a groomer or vet.
    Are Maine Coons good with dogs and children?
    Generally, yes. The breed's calm confidence means it tends not to be rattled by a household with a lot going on, and their size makes them less fragile with young children. As always, the cat still needs an escape route and a high place of its own.
    Why do Maine Coons have a shorter lifespan than other pedigree cats?
    The breed averages around 10 to 13 years, and heart disease is the main reason the figure sits lower than for smaller pedigree cats. Large body size in itself is associated with a shorter life across species. Testing breeding cats for the MYBPC3 mutation and keeping your cat lean are the two things that measurably move the odds.
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