Introduction
This article is about the town in Finland. For the river, see Kalajoki River. 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:Kalajoki]]; see its history for attribution. You may also add the template {{Translated|fi|Kalajoki}} to the talk page. For more guidance, see Wikipedia:Translation. Town in North Ostrobothnia, FinlandKalajokiTownKalajoen kaupunkiKalajoki stadKalajoki Town Hall Coat of armsLocation of Kalajoki in FinlandInteractive map of KalajokiCoordinates: 64°16′N 023°57′E / 64.267°N 23.950°E / 64.267; 23.950Country FinlandRegionNorth OstrobothniaSub-regionYlivieskaCharter1865Town privileges2002Government • Town managerJukka PuoskariArea (2018-01-01) • Total2,391.30 km2 (923.29 sq mi) • Land924.1 km2 (356.8 sq mi) • Water1,469.15 km2 (567.24 sq mi) • Rank84th largest in FinlandPopulation (2025-12-31) • Total12,155 • Rank84th largest in Finland • Density13.15/km2 (34.1/sq mi)Population by native language • Finnish95.9% (official) • Swedish0.4% • Others3.7%Population by age • 0 to 1418.1% • 15 to 6455.7% • 65 or older26.2%Time zoneUTC+02:00 (EET) • Summer (DST)UTC+03:00 (EEST)Websitewww.kalajoki.fi Kalajoki (Finnish pronunciation: [ˈkɑlɑˌjoki]; literally translated the "fish river") is a coastal town and municipality of Finland. It is located in the immediate vicinity of the Gulf of Bothnia in the province of Oulu and is part of the Northern Ostrobothnia region. The town has a population of 12,155 (31 December 2025) and covers an area of 2,391.30 square kilometres (923.29 sq mi) of which 1,469.15 km2 (567.24 sq mi) is water. The population density is 13.15 inhabitants per square kilometre (34.1/sq mi). The municipality is unilingually Finnish.