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Crested Gecko Age Calculators and Tools

These tools turn your crested gecko's age into something easier to act on: a human-year equivalent, the life stage it is in now, and a realistic lifespan range. All 2 are free, quick and based on crested gecko reference data.

Age2 tools

All 2 crested gecko age tools

Crested Gecko Age tools: what they help with

These tools turn your crested gecko's age into something easier to act on: a human-year equivalent, the life stage it is in now, and a realistic lifespan range. Life stage decides more than people expect. Food, exercise, how often to see the vet and which health checks are worth asking for all shift as a crested gecko gets older.

What to know about age and life stage for crested geckos

Crested geckos typically live 15 to 20 years. They reach maturity at about 1.3 years, and aging slows after that.

Crested Gecko age in human years chart

Mapped so that crested gecko maturity (about 1.3 years) equals human 18 and the top of the 20-year lifespan equals human 80.
Crested Gecko ageHuman yearsLife stage
1 year14Juvenile
2 years20Juvenile
3 years24Adult
5 years30Adult
7 years37Adult
10 years47Adult
12 years53Adult
15 years63Senior
18 years73Senior

A practical tip

If you adopted your crested gecko as an adult and only know a rough age, enter your best estimate and use the life stage, not the exact number, to guide care.

Other crested gecko topics

Most questions lead to another. You may also find these useful: crested gecko behavior tools, crested gecko breeding tools, crested gecko cost tools and crested gecko environment tools. Or see every crested gecko tool in one place.

Age tools for other pets

The same kind of tool exists for other species, each using that animal's own reference data: turtle age, tortoise age, gecko age and bearded dragon age.

Frequently asked questions

Do crested geckos age the same way people do?

No. Most animals age fastest in the first year or two, then slow down. That is why the crested gecko age calculators use species-specific curves rather than a simple multiplier like "one year equals seven".

How long do crested geckos live?

Typically 15–20 years with good care.

Which crested gecko age tool should I use first?

Most people start with the Crested Gecko Age Calculator, the most used tool in this group. If your question is more specific, the list above describes what each of the 2 tools does.

How accurate are the results?

They are estimates based on published reference data for crested geckos, and each tool lists its sources. Individual animals vary, so treat results as a guide and check health decisions with your vet.