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While spaying is traditionally recommended for kitties between 4 and 6 months of age, spaying as young as 8 weeks old is considered safe, according to Cat Channel. Many animal shelters actually spay kitties prior to adopting them out at this age.
Confidence votes 29. Kittens can be spayed as early as 6 weeks; however, ideally they should be spayed between 8 weeks to 6 months. That is called Juvenile or Early spay. The younger the kitten, the more quickly they recover and less pain they experience.