How to Sex a Crested Gecko? (4 Proven Methods)

Determining the sex of pets like dogs or cats might be straightforward, but when it comes to reptiles like the crested gecko, the process becomes considerably more nuanced. You’re not alone if you’re scratching your head trying to figure out if your adorable gecko is a male or a female.

With unique physical characteristics and behavior patterns, sexing a crested gecko is possible but it requires a keen eye and the right expertise.

In this comprehensive guide, I’ll walk you through the exact indicators to look for when your crested gecko reaches sexual maturity. I’ll provide actionable steps to safely and accurately determine their sex, ensuring you handle your pet with the care they deserve—no spooking or injuries allowed.

When Can You Sex a Crested Gecko?

The best time to identify the sex of your crested gecko depends largely on its age and size. With authoritative advice from veterinarians and reptile care experts, this section aims to provide a clear, fact-based guide to answer all your pressing questions.

When Do Crested Geckos Reach Sexual Maturity?

Crested geckos reach sexual maturity between 15 to 18 months of age. According to Dr. Susan Horton, a veterinarian with expertise in exotic animals, this is the period when their reproductive organs are fully developed, making it easier to identify their sex.

What Age Can a Crested Gecko be Sexed?

It’s generally possible to make an initial determination of a crested gecko’s sex when they’re around 6 to 7 months old. However, for more accurate results, it’s recommended to wait until they reach sexual maturity.

How Big Do Crested Geckos Need to Be to Sex?

The size of the gecko plays an essential role in sexing them accurately. Typically, a crested gecko should weigh around 35-40 grams before you can accurately determine its sex.