I am 20 years old, and will be 21 in may. my penis is 6 inches erect, and 2-3 inches facid. i don't really have any problem with this, nor care. however my problem lies at the fact that my penis girth is very small. i have seen my fathers penis, and its a

Every : Every male is different. From a medical standpoint, an average male with no medical problems stops growing roughly between the ages of 18-21. The fact that you are still growing in height and showing signs of puberty (body hair growth) likely means you have another year or so of potential growth. I don't think you need to see a doctor at this point, but if it would put you at ease then you should go. Good luck.