 As of 31 December 2004, it had a population of 1,224 and an area of .Polia's origins date back to 5th|8th centuries BC when Greek pioneers coming from the Gulf of Squillace, located on the east coast of Calabria facing the Ionian Sea, decided to settle on a valley today known as Jammene (from ) thus permitting to ease goods traffic between Greece and Rome through the Apennine Mountains.Polia borders the following municipalities