Introduction
For the city known as Jakobstadt in German, see Jēkabpils. You can help expand this article with text translated from the corresponding article in Finnish.  (June 2023) Click [show] for important translation instructions. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must follow the LLM translation guideline, revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Finnish Wikipedia article at [[:fi:Pietarsaari]]; see its history for attribution. You may also add the template {{Translated|fi|Pietarsaari}} to the talk page. For more guidance, see Wikipedia:Translation. Town in Ostrobothnia, FinlandJakobstad PietarsaariTownCity of JakobstadStaden JakobstadPietarsaaren kaupunkiJakobstad Town Hall FlagCoat of armsLocation of Jakobstad in FinlandInteractive map of JakobstadCoordinates: 63°40′N 022°42′E / 63.667°N 22.700°E / 63.667; 22.700Country FinlandRegionOstrobothniaSub-regionJakobstadCharter1652Named afterJacob De la GardieGovernment • City managerRobert NymanArea (2018-01-01) • Total396.35 km2 (153.03 sq mi) • Land88.52 km2 (34.18 sq mi) • Water307.94 km2 (118.90 sq mi) • Rank302nd largest in FinlandPopulation (2025-12-31) • Total19,657 • Rank57th largest in Finland • Density222.06/km2 (575.1/sq mi)Population by native language • Swedish53.1% (official) • Finnish29.7% (official) • Others17.2%Population by age • 0 to 1415.5% • 15 to 6458.2% • 65 or older26.3%Time zoneUTC+02:00 (EET) • Summer (DST)UTC+03:00 (EEST)Websiteen.jakobstad.fi 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 20,000, while the sub-region has a population of approximately 51,000. It is the 57th most populous municipality in Finland. Jakobstad covers a land area of 88.52 km2 (34.18 sq mi). The population density is 222.06/km2 (575.1/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 30% Finnish speakers, 53% Swedish speakers, and 17% speakers of other languages.