Check out our newborn kitten progression chart. Get important answers to questions like: how to tell how old a kitten is and when do cats open their eyes?

In this adorable and information-packed video, you’ll learn everything you need to know about how to determine a kitten's age, what developmental milestones to expect, and how to care for kittens week …

Jul 29, 2025 · How can you tell how old a kitten is? Our kitten age chart gives important weekly and monthly milestones.

Jul 18, 2025 · Learn everything you need to know about a kitten's development and needs during the first eight weeks of life.

How old is my kitten? Estimate age by weight, teeth, eyes, and behavior with our interactive tool. Week-by-week development milestones from birth to 12 months.

May 6, 2026 · When adopting from a rescue or shelter, they might not always know how old your new addition is. Use our guide to determine the age of your kitten.

Jun 5, 2025 · The NKC Kitten Age Chart provides week-by-week photos with a list of developmental characteristics for kittens from newborn to 8 weeks of age.

How old is that kitten? Take a look at our kitten ageing chart to find out how you can tell, as well as providing care for them at every stage.

Kitten Age & Weight Chart ... *Weight ranges reflect normal kittens gain 7-15g/day and should be used in combination with developmental milestones when estimating age. ©2023 ASPCA®.

Mar 29, 2026 · Discover our complete cat age chart from kitten to senior, with human years conversion, life stage tips, and care advice for every age.