In 2015, researchers in Saudi Arabia published a study involving 778 males aged 20–82 years attending a urological clinic.Īfter medically inducing an erection, the researchers took measurements, finding, on average: In one study of 67 males seeking help for a short penis, none were severely short.Īccording to a 2019 report, motivation for seeking treatment often focuses on self-image, fears of inadequacy, a desire to impress others, and other psychosocial factors.Ī 2017 review notes that many people drop the idea of penis enlargement once they understand the risks and possible treatment complications.ĭoes penis enlargement work? Find out more here. Often, these people overestimate the size of an average penis. However, these treatments carry risks, and most people do not have a small enough penis to warrant these options.ĭoctors do not usually recommend treatment unless a penis has a flaccid length of under 4 cm (1.6 in) or a stretched or erect length of less than 7.5 cm (3 in).Įxperts highlight concerns about the number of males seeking surgery to lengthen their penis. Hormone treatment, surgery, and other techniques can increase the size of a very small penis. To measure penis girth, wrap a measuring tape around the widest part of the penis. To measure penis length, press a ruler into the groin and measure from the base of the penis to the tip. erect circumference based on only one study was around 12 cm (4.7 in)Ĭlick here to see the table.erect lengths ranged around 12–16 cm (4.7–6.3 in).flaccid circumferences ranged around 9–10 cm (3.5–3.9 in).
The researchers concluded that the average penis size was 8.8 cm (3.5 in) when flaccid and 12.9 cm (5.1 in) when erect.
The study measured the penile dimensions of 80 males before and after drug-induced erections. In 1996, experts carried out a study that led to a set of guidelines for when a person may need surgery for penis enlargement.