Rumoi District, Hokkaidō

Rumoi (留萌郡 Rumoi-gun?) is a district located in Rumoi Subprefecture, Hokkaidō, Japan.

As of 2004, the district has an estimated population of 4,337 and a density of 6.91 persons per km². The total area is 627.29 km².

Town

In July 2004, the city of Rumoi, the town of Obira, and the town of Mashike in Mashike District formed the South Rumoi Three-Municipality Merger Board, aiming at merging the three, in which case Rumoi and Masahike Districts would cease to exist.