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Index/Topics/Intersex Prevalence

Intersex Prevalence

The prevalence of intersex individuals in the population, including various definitions and estimates.

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Jan 15, 2026
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What is the current best estimate of intersex prevalence and how do definitions affect that figure?

The best current range for intersex prevalence in the literature spans from about 0.018% (roughly 1 in 5,500 births) up to 1.7% of the population, with even higher self‑report figures recorded in some...