Plimmerton railway station is on the North Island Main Trunk Railway (NIMT) in Plimmerton, Porirua, New Zealand, and is part of Wellington's Metlink suburban rail network operated by Transdev Wellington. It is double tracked around a long island platform, with subway access from Steyne Avenue and Plimmerton Domain's Park and Ride to the north, and a controlled crossing to Steyne Avenue and Mainline Steam at the south end of the platform. Mainline Steam, a heritage steam train restorer and operator, is located in the former goods yard next to the station.