Newmarket railway station is a station in the inner-city suburb of Newmarket in Auckland, New Zealand. It serves the Southern, Onehunga and Western Lines of the Auckland railway network, and is the second-busiest station in Auckland, after Britomart. The station was opened in 1873. It was completely rebuilt between 2008 and 2010 and now consists of two island platforms serving three tracks with a concourse above the southern end of the station. The redeveloped station opened on 14 January 2010.