Salla, known as Kuolajรคrvi until 1936, is a municipality of Finland, located in Lapland. The municipality has a population of 3,231 (31 December 2025) and covers an area of 5,873.08 square kilometres (2,267.61ย sqย mi) of which 142.73ย km2 (55.11ย sqย mi) is water. The population density is 0.56 inhabitants per square kilometre (1.5/sqย mi).