1. Health
Send to a Friend via Email

What size should an erect penis be?

By

Updated April 22, 2014

Question: What size should an erect penis be?
Answer: The penis is capable of lengthening and increasing in overall size during sexual arousal. The longest fully erect penis (scientifically validated) is 12 inches (30cms). The smallest normally functioning penis ½ inch (1.3cms). The average erect penis size is around 6 inches.

©2014 About.com. All rights reserved.

We comply with the HONcode standard
for trustworthy health
information: verify here.