The station is 24 miles (39 km) south east of Bristol Temple Meads on the Wessex Main Line and is managed by Great Western Railway.

Platform 2 has a two electronic display signs, covered bike racks, train timetables, a shelter with benches, one self-service ticket machine, public telephone and taxi hiring.

Regular service (at present half-hourly each way Mon-Sat, hourly on Sundays) is provided by Great Western Railway to Bath Spa, Bristol Temple Meads and either Gloucester or Cardiff Central northbound and Weymouth or Southampton Central and Portsmouth Harbour in the south.

[1] The original WS&WR line diverges to the north of Trowbridge, formerly carried a limited passenger service (two per day each way Mon-Sat, one each way on Sundays) to/from Swindon via Melksham and Chippenham.

This was improved to a two-hourly service (8 trains each way total on weekdays, 5 each way on Sundays) at the December 2013 timetable change.