Kalajoki
| Kalajoki | |
|---|---|
| Town | |
| Kalajoen kaupunki Kalajoki stad | |
| Kalajoki Town Hall | |
| Location of Kalajoki in Finland | |
| Coordinates: 64°16′N 023°57′E / 64.267°N 23.950°E | |
| Country | Finland | 
| Region | North Ostrobothnia | 
| Sub-region | Ylivieska | 
| Charter | 1865 | 
| Town privileges | 2002 | 
| Government | |
| • Town manager | Jukka Puoskari | 
| Area  (2018-01-01) | |
|  • Total | 2,391.30 km2 (923.29 sq mi) | 
| • Land | 924.1 km2 (356.8 sq mi) | 
| • Water | 1,469.15 km2 (567.24 sq mi) | 
| • Rank | 84th largest in Finland | 
| Population  (2025-03-31) | |
|  • Total | 12,228 | 
| • Rank | 84th largest in Finland | 
| • Density | 13.23/km2 (34.3/sq mi) | 
| Population by native language | |
| • Finnish | 95.5% (official) | 
| • Swedish | 0.4% | 
| • Others | 4% | 
| Population by age | |
| • 0 to 14 | 18.1% | 
| • 15 to 64 | 55.7% | 
| • 65 or older | 26.2% | 
| Time zone | UTC+02:00 (EET) | 
| • Summer (DST) | UTC+03:00 (EEST) | 
| Website | www.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 12,228 (31 March 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 13.23 inhabitants per square kilometre (34.3/sq mi).
The municipality is unilingually Finnish.