At some point, you may have wondered: What is the average penis size? Research says the average length is 3.61 inches for a flaccid penis and 5.16 inches for an erect penis. We’ll explain how to Author: James Roland. Jul 09, 2018 · What is the average size of a penis? While 85 percent of people may be satisfied with the size and proportion of their partner's penis, as much as 45 percent of Author: Markus Macgill.
Apr 17, 2018 · When erect, average penis size swells to 5.2 inches in length and 4.6 inches in circumference.Penis size is one of the most common sources of Author: The Editors of Men's Health. For the most part, survey participants overestimated the average penis size by about half an inch to one inch (1.3 to 2.5 cm). Of the 10 most widely surveyed countries, only the UK guessed an average size below the real average, estimating that the average erect penis is 4.88 inches (12.4 cm).