Exterior
1870-1 railway station designed by J W Szlumper, engineer to Pembroke and Tenby Railway, extended 1903. Rock-faced grey limestone with Bath stone dressings and banded slate roofs. Single storey, Gothic, recessed centre range between two half-hipped gabled wings with fretted bargeboards. Two pairs of diagonally-set ashlar stacks on main ridge. Grey rock-faced quoins, ashlar courses above plinth, at sill level, arch-springing level and across gables. Long pointed window to each wing with bead-moulded frame, herringbone brick over 4-pane sash. Blank ashlar roundel in each gable. Centre is asymmetrical with segmental-pointed heads to windows, and four-pane sashes. A pair to left and single-light, door and pair grouped to right. Dentilled and nogged eaves cornice. Door has half-hipped large slated timber hood on brackets, breaking eaves, and has moulded shouldered head over double doors and overlight. In angle to right a single-storey flat-roofed addition with Bath stone framed square window, plinth, band and eaves. Recessed is long screen wall carrying platform canopy with wall-face stack and blank square windows in sequence W, WW, WW, door, W, WW, the doorway broad with big ashlar lintel. Corrugated canopy roof.
W end has canopied open space with W supporting wall and rear wall to platform, four iron trusses, three blank square windows in W wall, door and two windows to platform. Platform elevation is obscured by 10-bay canopy, but has half-hipped gables each side, each with door and window, and centre WDWW sequence. Canopy continues E, supported on screen wall, two iron columns with leaf capitals.