Juuka (Finnish: [ˈjuːkɑ]; Swedish: Juga) is a municipality of Finland. It is located in the North Karelia region. The municipality has a population of 4,444 (31 December 2021) and covers an area of 1,846.58 square kilometres (712.97 sq mi) of which 344.78 km2 (133.12 sq mi)is water. The population density is 2.96 inhabitants per square kilometre (7.7/sq mi). The municipality is unilingually Finnish.