The area of Tomamae District in Rumoi Subprefecture.

Tomamae (苫前郡, Tomamae-gun) is a district located in Rumoi Subprefecture, Hokkaido, Japan.

As of 2004, the district has an estimated population of 14,828 and a density of 12.28 persons per km². The total area is 1,207.03 km².

Towns and villagesEdit