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Cof Cymru: National Historic Assets of Wales · Wales

Llangollen Bridge

Llangollen, Denbighshire, Wales

A Grade I listed building in Llangollen, Denbighshire, designated on 24 April 1951.

Ordnance Survey six-inch map, 2nd edition (1888–1913) covering the location of Llangollen Bridge, Denbighshire, with a pin at the register's coordinates
Ordnance Survey six-inch map, 2nd edition (1888–1913), covering this location. Courtesy of the National Library of Scotland. The pin is ours, placed from the register's coordinates.

The record

Designation
Listed building, Grade I
Broad class
Transport
Date of designation
24 April 1951
Community
Llangollen
Unitary authority
Denbighshire
Country
Wales
Coordinates
52.97109, -3.17021
Cadw reference
1080

Slide toward Today to fade the historical sheet and see the modern map underneath.

David Rumsey Map Collection, Stanford Libraries

5 historical maps cover this location, the earliest the 1795 map "To Sir Watkin Williams-Wynn Bart ... the map of the six counties of North Wales is most humbly inscribed by his obedient humble servant" (Llyfrgell Genedlaethol Cymru – The National Library of Wales).

Historical maps covering this location

  • 1795 · To Sir Watkin Williams-Wynn Bart ... the map of the six counties of North Wales is most… (Llyfrgell Genedlaethol Cymru – The National Library of Wales)
  • 1883 · Watershed map England, Wales 3. (David Rumsey Map Collection, Stanford Libraries)
  • 1898 · 121 Wrexham (Hills) (David Rumsey Map Collection, Stanford Libraries)
  • 1898 · 121 Wrexham (Outline) (David Rumsey Map Collection, Stanford Libraries)
  • 1901 · Sheet 9 and 10. (David Rumsey Map Collection, Stanford Libraries)

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This record in Cadw's own full report ↗

Cadw's description

Spanning the River Dee at the N end of the main street.

The present bridge was probably begun in C16 although records show that there was a crossing here in 1284; this may have been built soon after the foundation of Valle Crucis Abbey. Traditionally the present structure has been attributed to John Trefor (Bishop of St Asaph 1346-1357) and is described as one of the Seven Wonders of Wales. This reference may infact mean to refer to Bishop John Trefor II (Bishop of St Asaph 1395-1411) who was a local man of the house of Pengwern. Leland's Itinerary (1536-39) mentions a great stone bridge but it is highly questionnable as to whether this is the present bridge. Fragments of sepulchral slabs were embeded into the masonry which could suggest that the present structure was constructed after the Dissolution. Alternatively there is a strong case for believing that the 'Rondle Reade 1656' stone (now in Hall Street) refers to the construction of the existing bridge espeacially in view of the ú250 fee that he was paid for the work of that date.
On 11 May 1863 provision was made for the construction of the new railway station which entailed extending the bridge at the N end to span the railway line. In order to achieve the necessary height the roadway had to be ramped up towards N and so the parapets were rebuilt. A round castellated tower was also built at the NE corner - demolished in 1940. The width of the bridge was greatly widened on the upstream side 1873 and in 1968 it was again nearly doubled in width to the same side.

The river is spanned by 4 arches, unequally pointed and with voussoirs. Coursed rubble to older part, precast concrete to upstream side. Deep pointed cutwaters to both sides (taller to downstream side). Square headed railway opening.

The bridge is also a scheduled ancient monument.

Group value.

Nearby in the register

Other entries of the same register within about three miles of this one, by straight line.

Designated Historic Asset GIS Data, The Welsh Historic Environment Service (Cadw), 2026-09-07, licensed under the Open Government Licence http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/ Cadw, the Welsh Historic Environment Service · Open Government Licence v3.0
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