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Sites and Monuments Record · Ireland

Ringfort - rath

Killacorraun, County Mayo, Ireland

Ordnance Survey six-inch map, 2nd edition (1888–1915) covering the location of Ringfort - rath, Killacorraun, County Mayo, with a pin at the register's coordinates
Ordnance Survey six-inch map, 2nd edition (1888–1915), covering this location. Courtesy of the National Library of Scotland. The pin is ours, placed from the register's coordinates.

The record

Townland
Killacorraun
County
Mayo
Country
Ireland
First-edition OS map
Coolcran Fort
Latest-edition OS map
Coolcran Fort
Coordinates
54.06229, -9.39910
SMR number
MA038-065001-

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

David Rumsey Map Collection, Stanford Libraries

4 historical maps cover this location, the earliest the 1753 map "Mappa geographica Regni Hiberniae" (David Rumsey Map Collection, Stanford Libraries).

Historical maps covering this location

  • 1753 · Mappa geographica Regni Hiberniae (David Rumsey Map Collection, Stanford Libraries)
  • 1790 · Composite: Ireland. (David Rumsey Map Collection, Stanford Libraries)
  • 1869 · Ireland. (David Rumsey Map Collection, Stanford Libraries)
  • 1891 · Ireland 16 (David Rumsey Map Collection, Stanford Libraries)

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This record in the National Monuments Service's Historic Environment Viewer ↗

The National Monuments Service's description

In pasture, located at a break of slope on the S side a rise, with a stream c. 50m to S, and very good views in all directions.
Named ‘Coolcran Fort’ on the 1838 and 1922 OS 6-inch maps, this rath consists of a raised circular area (33m N–S; 29.5m E–W) defined by an earthen scarp, topped at E–WSW by a slightly raised stony internal rim (Wth 2.7m). The scarp (Wth slope c. 4m at SSW, 2m at N; ext. H 2m at SSW, 0.7m at N) is markedly more pronounced on the S half, where the rath is built up to compensate for the natural slope and to create a level interior. A slumped area (Wth 2m) in the scarp at E may indicate the location of the original entrance. At N–SSE the scarp has been modified to serve as a property division, and is topped with a post and wire fence and buttressed externally with a bank of stone.
Ground level is slightly higher in the NW quadrant of the interior, and here close to the scarp at NW, there is a very shallow depression which may indicate the location of a souterrain (MA038-065002-). Traces of cultivation ridges traverse the interior on a NNW–SSE axis, particularly evident in the W half.
A low field wall on a NNW–SSE axis bisects the E half of the interior.
The rath perimeter is ringed with oak, hazel and blackthorn.

Compiled by: Jane O'Shaughnessy

Date of upload: 31 July 2019

Nearby in the register

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

Sites and Monuments Record data: National Monuments Service, Government of Ireland, licensed under CC BY 4.0. Record text is reproduced unchanged. National Monuments Service, Government of Ireland · CC BY 4.0
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