As of 2004, the district has an estimated
population of 38,013 and a
population density of 25.37 persons per km2. The total area is 1,498.58 km2.
Memanbetsu Airport is located in the town of
Ōzora; the airport was located in the town of
Memanbetsu prior to the town's 2006 merger into the town of Ōzora.