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Flaccid penis size

The size of a flaccid penis, including measurements and percentile ranges

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Jan 12, 2026
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How is penis size measured (stretched, flaccid, erect) in published research?

Published research measures penile length and girth using specific anatomical landmarks and three principal states—flaccid, stretched (SPL), and erect—because each state yields different, non-intercha...

Jan 8, 2026

What is the average penis girth in clinical studies?

A large clinician‑measured meta‑analysis puts average flaccid penis girth at about 9.31 cm (3.66–3.67 in) and average erect girth at about 11.66 cm (4.59 in) based on pooled measurements of over 15,00...