Kuusamo is a town and municipality in Finland. It is located in the Northern Ostrobothnia region. The municipality has a population of 15,219 (31 August 2018) and covers an area of 5,808.92 square kilometres (2,242.84 sq mi) of which 830.81 km2 (320.78 sq mi) is water. The population density is 3.06 inhabitants per square kilometre (7.9/sq mi).
The municipality is unilingually Finnish.
Kuusamo is a major center for winter sports and receives approximately a million tourists every year. One of the largest ski resorts in Finland, Ruka, is situated in Kuusamo. Ruka is also the host of many international competitions in ski jumping, cross country skiing and Nordic combined. The 2005 World Championships of Freestyle Skiing was held in Kuusamo. Kuusamo Airport is located 6 kilometres (4 mi) north-east from Kuusamo town centre.