What is the average size for a me n penis?

The average size of an adult male penis, when erect, is typically reported to be between 5 to 6 inches (13 to 15 cm) in length and around 4.5 to 5 inches (11.5 to 12.5 cm) in circumference. These measurements can vary based on factors such as genetics and ethnicity. It's important to note that size does not determine sexual satisfaction or overall masculinity.