How old is your cat in human years?

According to the popular legend, one cat year is equivalent to 1/7th of a human year. In other words, seven cat years are equal to one human year. However, you can notice the difference between the cat and a human by comparing a 1 year old cat with  a 7 years old child. A 1 year old cat will be more mature than a 7  year old child.

Cat years to human years

It is estimated that the first two years of a cat’s life are equivalent to the first 25 years of a human. After the first two years, each cat year is equivalent to 4 human years. Thus, if your cat is 5 years old, the cat age in human years will be 37 years. According to a reliable source, the oldest cat lived on earth for 34 years. It is equivalent to 153 human years. The survival rate of cats varies from one breed to another breed, their lifestyle and climatic conditions. Siamese Manx breeds live very long.

Classification of the cat age

There are dedicated websites to find calculate cat years to human years. You can find calculators. As you enter the values in cat years, the results will be displayed in human years. If you would like to know the age of your cat in human years, you can find it instantly by using the calculator. The calculations are based on a healthy cat. The life expectancy of the cat varies as per the nutrition and exercise level as well.

As you find the age of the cat, you can go for various kinds of classifications. If the human age of the cat is in between 0 and 18, they are said to be in the growth phase. If the human age of the cat is above 50 years, they are considered as seniors.

The aging profile of certain breeds will be different. You should understand the fact that a cat will live long depending on their weight. The longevity of an animal is proportional to the size. However, few animals are excluded from this conclusion. For example, tortoise and human beings.

The lifespan of a rat is very low. The rabbit’s lifespan is higher than a rat. The dog will live in between 7 and 20 years. The life of the animal is based on the size, breed, nutrition and activity. Even though cats are not much bigger than rabbits, they will live long. The average age of a cat is in between 12 and 24 years.

Life stages of cats

You should understand the different life stages of cats.

The life stage of a kitten will be in between 0 and 6 months. The young cat will grow at a great pace and it is not mature sexually.

The junior stage pertains to cats whose age is in between 6 months and 2 years. You will find grown up cats in this size. They are mature enough and are able to apply various means of survival tricks. They will learn good life lessons as well to deal with other cats and animals.

The prime stage is accounted in between 3 years and 6 years of the cat’s life. There will be great maturity in the cat in terms of physical as well as behavioral aspects. The cat will make the best of its life. It will be strong, healthy and active as well.

The Mature cat’s age will be in between 7 years and 10 years. A mature cat will behave like a human being who is in between 40 and 40 years of age.

The senior stage pertains to the age between 11 and 14 years. The age of the cat is equivalent to 70 years of a human being.

If the cat is 15 years or above, it is said to be in geriatric stage. Most of the cats reach the geriatric stage. However, some cats will not show this sign at all.

When you are aware of the various stages of the cat’s age, you will be able to understand them properly. Their outward appearance of the cat will not reveal its age. There will not be any change in the color of the hair and they will not express pain as well.

How to find the age of your cat?

If you are an untrained person, it is difficult to figure out the age of your cat. If you bring a cat from the shelter or a stray cat, it is difficult to find out the age. However, the age can be found with the help of a veterinarian. The vet will conduct some steps to come to a conclusion about the approximate age of the cat.

The maturity rate varies from one animal to another animal. It is difficult for veterinarians as well. However, they will be able to make a correct guess based on certain parameters. Some vets will go through the teeth count. In younger animals, the age can be indicated by the presence of strong teeth. The baby teeth will form from third and the process will be completed by 6 weeks. They will get 26 baby teeth during this period. It is possible to determine the age of the cat in between 3 months and 6 months by understanding the rate of fall of baby teeth and replacement with permanent teeth. Thus, a full set of permanent teeth will give an indication to the veterinarian that the cat is 6 months (minimum) old.

The cat’s teeth will become harder beyond the age two and it will be difficult to tell the age based on the teeth. In addition to the cat’s teeth, the coat and muscular system will be observed to get more clues about the age. Cats will lose muscle mass and lose weight after reaching 10 to 14 years. Older cats suffer from arthritis as well. If you know the rough age of the cat, you will be able to compare cat years to human years.


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