Llagostera is a municipality in the comarca of the Gironès, in the autonomous community of Catalonia, Spain. It lies in the northeastern part of the country, about 20 kilometres south of the city of Girona and roughly 15 kilometres west of the Mediterranean Sea.
During the 20th century, Llagostera was known for the production of cork and derived articles, an industry tied to the cork oak forests of the surrounding region.