Persian cats are known for their distinctive appearance, with their fluffy coats, round faces, and button noses. These feline companions are popular among cat lovers, but many owners may wonder when their Persian kitten will reach its full size. In this comprehensive guide, we’ll explore the growth timeline and full growth age of Persian cats, providing you with a detailed understanding of their development.
What is the Full Growth Age of Persian Cats?

Persian cats are considered fully grown around 1 year of age. By this time, they have reached their full size and their adult eye color is fully established. However, their coat may continue to develop and reach its full mature magnificence by around 3 years of age.
Early Development of Persian Kittens
Birth to 1 Week
Newborn Persian kittens are born blind, deaf, and helpless. They rely entirely on their mother for food, warmth, and care. The umbilical cord usually falls off within the first week.
2 Weeks
At this stage, the kittens’ ears begin to open, their eyes start to open, and their weight doubles. Socialization with their mother and siblings begins.
3 Weeks
Persian kittens start to eliminate without their mother’s help, begin crawling, and learn to stand.
4 Weeks
The kittens’ eyes are fully open, and they start walking, rolling, and tumbling with their siblings. They also begin grooming themselves.
Weaning and Play
5 Weeks
The kittens’ balance improves, their baby teeth erupt, and they begin experimenting with the litter box.
6 Weeks
Weaning starts, and the kittens engage in vigorous play. Their teeth reach the final stage of early development.
7 Weeks
Weaning is underway, and the kittens have mastered the litter box. Their weight is about seven times their birth weight.
Independence and Growth
8 Weeks
The kittens’ teeth are all in, and they have full control of their claws and feet. They are well litter pan-trained and eating on their own.
9-10 Weeks
Most Persian kittens are weaned, and their play becomes more aggressive and serious.
3 Months
The kittens’ adult eye color begins to appear, and they are fully weaned. Their adult teeth start replacing their baby teeth.
Full Growth of Persian Cats
1 Year
Persian kittens are considered fully grown at around 1 year of age. At this stage, their adult eye color is fully established, and they have reached their full size.
3 Years
The Persian cat’s coat reaches its full mature magnificence by around 3 years of age.
Average Size of Fully Grown Persian Cats
Weight
Fully grown Persian cats typically weigh between 8 and 12 pounds (3.6 to 5.4 kilograms) for females and 9 to 15 pounds (4 to 6.8 kilograms) for males.
Height
Persian cats usually stand about 10-15 inches (25-38 centimeters) tall at the shoulder.
Growth Rate and Statistics
Growth Rate
Persian kittens grow rapidly in the first few months. They double their weight in the first week and increase their weight by about seven times by seven weeks.
Typical Weight Ranges
As mentioned, adult Persian cats weigh between 8-15 pounds, with males generally being larger than females.
In conclusion, Persian cats are considered fully grown around 1 year of age, with their coat reaching its full mature magnificence by around 3 years. Understanding the growth timeline and full growth age of Persian cats can help owners provide the best care and support for their feline companions throughout their development.