Foz do Arelho is one of twelve civil parishes that fall within the municipality of Caldas da Rainha and covers an area of 9.62 kilometres. At the last census the population stands at 1,339 residents, however in the summer months this swells considerably as it takes in the many summer visitors and tourists.
Foz do Arelho is one of the most popular holiday destinations on the Silver Coast of Portugal. The centre of the village is a blend of old and new, with beautifully renovated traditional villas and homes, mingling with the simple lines of modern construction.
The population consists of many friendly Portuguese locals and a veritable United Nations of nationalities from around the world, making village life, interesting and varied.