Frome station was designed by J R Hannaford and opened in 1850. It is one of the oldest through train shed railway stations still in operation in Britain. The unusual station structure consists of a 120 by 48 foot (36.5 x 14.6 metres) timber train shed, supported by 12 composite trusses with a span of . The station has two platforms, one of which is now unused due to the line being made into a single track. It is now a Grade II listed building.