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Cof Cymru: National Historic Assets of Wales · Wales

Thornton House

Hay, Powys, Wales

A Grade II listed building in Hay, Powys, designated on 1 February 1988.

Ordnance Survey six-inch map, 2nd edition (1888–1913) covering the location of Thornton House, Hay, Powys, 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 II
Broad class
Domestic
Date of designation
1 February 1988
Community
Hay
Unitary authority
Powys
Country
Wales
Coordinates
52.07408, -3.12330
Cadw reference
7275

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 1636 map "Cornubia : Devonia, Somersetus, Dorcestria, Wiltonia, Glocestria ..." (David Rumsey Map Collection, Stanford Libraries).

Historical maps covering this location

  • 1636 · Cornubia : Devonia, Somersetus, Dorcestria, Wiltonia, Glocestria ... (David Rumsey Map Collection, Stanford Libraries)
  • 1637 · Particular description of Wales. Cambria seu Wallia (David Rumsey Map Collection, Stanford Libraries)
  • 1856 · 42. Brecon. (David Rumsey Map Collection, Stanford Libraries)
  • 1898 · 197 Hay (Hills) (David Rumsey Map Collection, Stanford Libraries)
  • 1901 · Sheet 14. (David Rumsey Map Collection, Stanford Libraries)

Get directions ↗

This record in Cadw's own full report ↗

Cadw's description

Location

Detached to the right and set in the slope.

History

Early C18, said to be ca. 1720, and at some time before 1822 it was a soapworks.

Exterior

2-storey, 3-window roughcast front. Steep slate roof, dentil eaves and rubble end chimney stack with weathercoursing. 12-pane sash windows to 1st floor; shallow 4-pane horned sashes below. Offset entrance to ground floor with broad bracket hood, reeded pilasters, panelled reveals and 6-panelled door. Whitewashed rubble gable ends to right with dripmould over attic window.

Rubble garden revetment wall to right retaining railings. Said to retain original roof construction and internal framed partitions.

Reason for designation

Goup value with neighbouring listed items in Bear Street.

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
All Domestic in Powys All Unitary authority Powys records All Wales Heritage registers Historical markers (US)National Register of Historic Places (US)
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