 Brockenhurst station, along with the L&SWR was taken over by Southern Railway in 1923 and under their ownership, the station was extended in 1936 to include two new platforms.Services over the old Southampton and Dorchester line via Ringwood fell victim to the Beeching Axe, ceasing in May 1964.The track through the station was electrified in 1967 and the station saw minor changes as part of British Rail's Network SouthEast region.