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Milestone on A470

A Grade II Listed Building in St. Harmon (Saint Harmon), Powys

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Latitude: 52.3412 / 52°20'28"N

Longitude: -3.5535 / 3°33'12"W

OS Eastings: 294260

OS Northings: 272596

OS Grid: SN942725

Mapcode National: GBR 9G.TPR8

Mapcode Global: VH5CH.CF82

Plus Code: 9C4R8CRW+FH

Entry Name: Milestone on A470

Listing Date: 14 December 2004

Last Amended: 14 December 2004

Grade: II

Source: Cadw

Source ID: 83379

Location: Approximately 1.4km NW of Marteg Bridge, immediately E of the entrance to Garreg Llwyd.

County: Powys

Community: St. Harmon (Saint Harmon)

Community: St. Harmon

Locality: Marteg Bridge

Traditional County: Radnorshire

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A mid C19 milestone first shown on the 1889 Ordnance Survey.


A freestone mile marker with segmental top, painted white. Inscribed in black-painted letters is 'Rhayader 4 miles' and 'Aberystwyth 30 miles'.

Reasons for Listing

Listed for its special historic interest as one of a series of well-preserved C19 milestones on the A470 between Llangurig and Builth Wells.

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