What Is The Average Cup Size?

The average cup size is 36C. According to Lingerie manufacturer Frederick’s of Hollywood some 15 years ago, the average size of bras that they sold was 34B. This change is noticeable, though generally changes in diet and lifestyle do not contribute to it in any manner. In fact, there is no solid answers behind the steady rise in average cup size. The average cup size is something of a Bell curve, with B cup right in the middle. About one quarter of women wear a C cup.