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The area of Shiraoi District in Iburi Subprefecture.

Shiraoi (白老郡, Shiraoi-gun) is a district located in Iburi Subprefecture, Hokkaido, Japan.

As of 2004, the district has an estimated population of 20,866 and a density of 49.01 persons per km2. The total area is 425.75 km2.

Towns and villages

42°33′N 141°15′E / 42.550°N 141.250°E / 42.550; 141.250