Meløy is a municipality in Nordland county, Norway. It is part of the Salten traditional region. The administrative centre of the municipality is the village of Ørnes. Other villages include Eidbukta, Neverdal, Glomfjord, Halsa, Reipå, Støtt, and Ågskardet.
The municipality is situated just to the north of the Arctic Circle on Norway's west coast. It encompasses the island of Meløya and some 700 other islands of various sizes around the Meløyfjorden, Glomfjorden, and Holandsfjorden in the south, along with a stretch of mainland coast.
The 874-square-kilometre municipality is the 133rd largest by area out of the 356 municipalities in Norway. Meløy is the 153rd most populous municipality in Norway with a population of 6,288. The municipality's population density is 7.9 inhabitants per square kilometre and its population has decreased by 5.3% over the previous 10-year period.