Karijoki

Karijoki
Bötom
Municipality
Karijoen kunta
Bötoms kommun
Karijoki in 1990
Location of Karijoki in Finland
Interactive map of Karijoki
Coordinates: 62°18.5′N 021°42.5′E / 62.3083°N 21.7083°E / 62.3083; 21.7083
Country Finland
RegionSouth Ostrobothnia
Sub-regionSuupohja
Government
 • Municipal managerMarko Keski-Sikkilä
Area
 (2018-01-01)
 • Total
186.54 km2 (72.02 sq mi)
 • Land185.58 km2 (71.65 sq mi)
 • Water0.78 km2 (0.30 sq mi)
 • Rank267th largest in Finland
Population
 (2025-06-30)
 • Total
1,136
 • Rank287th largest in Finland
 • Density6.12/km2 (15.9/sq mi)
Population by native language
 • Finnish95.5% (official)
 • Swedish1.9%
 • Others2.6%
Population by age
 • 0 to 1411.4%
 • 15 to 6452.4%
 • 65 or older36.3%
Time zoneUTC+02:00 (EET)
 • Summer (DST)UTC+03:00 (EEST)
Websitewww.karijoki.fi

Karijoki (Finnish: [ˈkɑriˌjoki]; Swedish: Bötom) is a municipality of Finland. It is part of the South Ostrobothnia region. The population of Karijoki is 1,136 (June 30, 2025), which makes it the smallest municipality in South Ostrobothnia in terms of population. The municipality covers an area of 185.58 km2 (71.65 sq mi) of which 0.78 km2 (0.30 sq mi) is inland water (January 1, 2018). The population density is 6.12/km2 (15.9/sq mi). The municipality is unilingually Finnish.

A proposed neanderthal cave, Susiluola, was found in the Pyhävuori mountains in Karijoki in 1997.