is a railway station located in the town of Fukaura, Aomori Prefecture Japan, operated by the East Japan Railway Company (JR East).
Mutsu-Iwasaki Station is a station on the Gonà  Line, and is located 50.9 kilometers from the terminus of the line at .
Mutsu-Iwasaki Station has one ground-level side platform serving a single bi-directional track. The station built with double opposed side platforms, but only a single platform is currently in use; the other remains in-situ. The station is unattended, and is managed from Fukaura Station.
Mutsu-Iwasaki Station was opened on October 14, 1932 as a station on the Japanese Government Railways (JGR). With the privatization of the Japanese National Railways (successor of JGR) on April 1, 1987, it came under the operational control of JR East.