How Thick Is the Human Skull?


Quick Answer

The thickness of the average human skull depends on a number of factors, including gender. The average skull thickness for men is .25 inches, and the average for women is .28 inches.

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How Thick Is the Human Skull?
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Full Answer

Although women's skulls are thicker than men's on average, their skulls are smaller, with the average front-to-back measurement being 6.73 inches for women and 6.93 inches for men. Though skull thickness is thought to improve the outcome for anyone experiencing a head injury, skull shape is also believed to play a role in how well a person responds to trauma to the head. Another thing of note is that skulls thin with age.

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