Jakobstad (Finland Swedish: [ˈjɑːkopˌstɑːd]; Finnish: Pietarsaari, Finnish: [ˈpie̯tɑrˌsɑːri]) is a town in Finland, located on the west coast of the country. Jakobstad is situated in Ostrobothnia, along the Gulf of Bothnia. The population of Jakobstad is approximately 19,000, while the sub-region has a population of approximately 50,000. It is the 59th most populous municipality in Finland.
Jakobstad covers a land area of 88.52 km2 (34.18 sq mi). The population density is 219.92/km2 (569.6/sq mi). Neighboring municipalities are Larsmo, Pedersöre, and Nykarleby. The city of Vaasa is located 98 km (61 mi) southwest of Jakobstad.
Jakobstad is a bilingual municipality with Finnish and Swedish as its official languages. The population consists of 31% Finnish speakers, 54% Swedish speakers, and 15% speakers of other languages.