IIChurch House Set back from the road at the corner with Russell Road, in a walled precinct with the Church of the Holy Trinity, and the Church of Saint Thomas.
IIFarmbuildings at Rhydorrdwy Fawr Farm Approx. 2km NE of Rhuddlan, on the road that runs between Rhyl and Dyserth, to the rear of the farmhouse at Rhydorddwy Fawr.
IIManse Towards the S edge of the town, approximately 80 metres N of the junction with Cefndy Road.
IIMarine Villa Towards the junction with Water Street.
IIMidland Bank On a corner site at the cross roads between Wellington Road, High Street, and Bodfor Street, prominently sited opposite the town hall.
IINew Inn South of the junction with Russell Road, opposite Saint Helen’s Place.
IINo 12, Paradise Street (N Side), Clwyd At the right-angled bend in Paradise Street, facing S down the street, adjoining the rear gate to the churchyard which surrounds the Church of the Holy Trinity and the Church of Saint Thomas.
IINo 135, High Street (E Side), Clwyd Occupies a prominent corner site with Brighton Road, adjacent to Vale Road Bridge over main railway line at Rhyl Station.
IINo 137, High Street (E Side), Clwyd Occupies a prominent corner site with Brighton Road, adjacent to Vale Road Bridge over main railway line at Rhyl Station.
IINo 139, High Street (E Side), Clwyd Occupies a prominent corner site with Brighton Road, adjacent to Vale Road Bridge over main railway line at Rhyl Station.
IINo 14, Paradise Street (N Side), Clwyd At the right-angled bend in Paradise Street, facing S down the street, adjoining the rear gate to the churchyard which surrounds the Church of the Holy Trinity and the Church of Saint Thomas.
IINo 141 High Street (E Side), Clwyd Occupies a prominent corner site with Brighton Road, adjacent to Vale Road Bridge over main railway line at Rhyl Station.
IIPendyffryn At a bend in the road towards its junction with Madryn Avenue and Rhuddlan Road. Set back from the road in a walled garden.
IIPlas Gwyn Set back from the road between Nos 15 and 27 Russell Road, almost opposite Holy Trinity Church.
IIPlas Penyddeuglawdd Near to N end of the road, abutting the pavement but with larger grounds to the side and rear.
IIPlas Penyddeuglawdd Near to N end of the road, abutting the pavement but with larger grounds to the side and rear.
IIRhyd-Wen Farmhouse On the road that runs from Rhyl to Dyserth, close to the boundary of Rhyl Community, approx. 3km NE of Rhuddlan.
IIRhydorddwy Fawr Farmhouse Approx. 3km NE of Rhuddlan, on the road that runs between Rhyl and Dyserth.
IIRhydorddwy Goch Farmhouse Approx. 3km NE of Rhuddlan, off the road that runs between Dyserth and Rhyl.
IIRhyl No.1 Signal Box Sited approximately 100 metres to E of the long up-platform at Rhyl Railway Station; set back slightly from the trackside with large yard to the rear reached from Morley Road.
IIRhyl No.2 Signal Box Sited at the far W end of the long up (N) platform at Rhyl Railway Station.
IIRoyal Alexandra Hospital Occupies the block of land between Alexandra Road and Grosvenor Road, the entrance and administration block facing Marine Drive, the ward blocks facing Alexandra and Grosvenor Roads.