Eura is a municipality of Finland. It is located in the province of Western Finland and is part of the Satakunta region. The municipality has a population of 11,184 and covers an area of 630.20 square kilometres (243.32 sq mi) of which 51.33 km2 (19.82 sq mi) is water. The population density is 19.32 inhabitants per square kilometre (50.0/sq mi).

Satakunta is a region of Finland, part of the former Western Finland Province. It borders the regions of Southwest Finland, Pirkanmaa, South Ostrobothnia and Ostrobothnia. The capital city of the region is Pori. The name of the region literally means hundred. The historical province of the same name was a larger area within Finland, covering modern Satakunta as well as much of Pirkanmaa.