Maesycwmmer railway station was situated on the Bassaleg and Bargoed line, serving the adjoining village of Maesycwmmer, which lies on the east bank of the Rhymney River in the historic county of Monmouth. It was located at 12 miles 44 chains (20.2 km) from Newport. The line was built by the Brecon and Merthyr Railway, and passed to the Great Western Railway in 1923 and to British Railways (Western Region) in 1948. The line was double track and the station had simple up and down platforms.