Utsjoki is a municipality in Finland, the northernmost in the country. It is in Lapland and borders Norway as well as the municipality of Inari. The municipality was founded in 1876. It has a population of 1,136 and covers an area of 5,372.00 square kilometres of which 227.51 km2 is water. The population density is 0.22 inhabitants per square kilometre. Utsjoki has two official languages: Finnish and Northern Sami.