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Regional differences in penis length

Variations in average penis length across different regions and countries, as reported in various studies.

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Jan 17, 2026
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How does penis size vary by ethnicity or region?

Large, clinician‑measured meta‑analyses place the global mean erect penis length at roughly 13 cm (≈5.1 in) and show only small differences across populations; where studies report regional or ethnic ...

Jan 12, 2026

What clinician‑measured studies exist that report median penile length and girth, and can raw data be pooled to compute medians by region?

Clinician‑measured studies of penile length and girth exist across dozens of countries and several large pooled reviews, which typically report means (with SD/SE) rather than medians; a 2025 WHO‑regio...