Iwafune District, Niigata

Map showing original extent of Iwafune District in Niigata Prefecture:

* yellow - areas formerly within the district borders during the early Meiji period
* green - current borders
  1. Awashimaura-mura
  2. Sekikawa-mura

Iwafune (岩船郡, Iwafune-gun) is a district located in Niigata Prefecture, Japan.

As of July 1, 2019, the district has an estimated population of 5,644 with a density of 18.2 persons per km2. The total area is 309.39 km2.