Marigot Bay is a coastal area located on the western coast of Saint Lucia, a Caribbean island country. It is situated approximately 3.75 miles southwest of the capital city, Castries, and lies within a short distance of the Saint Lucian National Marine Reserve.
The geography of Marigot Bay is characterized by its surrounding landscape, which features steep, forested hills on three sides. These natural formations define the bay's physical boundaries and coastal setting.