The station was opened in September 1995 as part of the Jewellery Line scheme to reopen the line between Smethwick and Birmingham Snow Hill station. It was built as an interchange station between two lines, and the platforms on both lines opened at the same time. It is named after the adjacent Galton Bridge. Upon opening, the nearby Smethwick West station became redundant and was closed soon after.
Services
There are 4 platforms at Smethwick Galton Bridge. Platforms 1 & 2 are on the Birmingham - Worcester line, whilst Platforms 3 & 4 are on the Birmingham - Wolverhampton line.
High-level
provide most of the passenger services, on the high level platforms they offer 6 tph between Birmingham Snow Hill and using their Turbostar DMUs, of these, 4tph continue past Stourbridge to, and two of these continue to either and/or, with some services continuing to. In the opposite direction, 3tph extend beyond Snow Hill to and 3tph, with 1tph each from Dorridge and Whitlocks End extending to. Chiltern Railways also offer morning peak services to London Marylebone on the Chiltern Mainline with return journeys in the other direction in the evening, usually terminating at Kidderminster. On Sundays, the level of service drops to 1tph between Dorridge and Stourbridge Junction and another tph between Stratford-Upon-Avon and Worcester stations, providing 2tph for Smethwick Galton Bridge between Birmingham Snow Hill and Stourbridge Junction.
Low-level
also provide the majority of the services on the lower level platforms. A half-hourly local stopping service between Birmingham New Street and operated by and EMUs, calls at all stops between Birmingham and Wolverhampton, with most trains continuing to after Birmingham New Street. An hourly long-distance service to run by London Northwestern Railway also calls, originating at Birmingham New Street operated by Class 350 EMU. Transport for Wales operates an hourly semi-fast service to and then either / or and using their Class 158 DMU units, and to in the opposite direction, providing Smethwick Galton Bridge with a direct rail link to Birmingham International Airport. These services combined provide the station 4tph to Birmingham New Street and Wolverhampton. On Sunday, the level of service drops to an hourly local service between Birmingham New Street and Wolverhampton, stopping at all stations on the line, and an hourly long-distance service between Birmingham New Street and Liverpool Lime Street, providing Smethwick Galton Bridge with 2tph to both Wolverhampton and Birmingham New Street.