Cranfield Point () is the southernmost point of

Northern Ireland Northern Ireland ( ; ) is a Countries of the United Kingdom, part of the United Kingdom in the north-east of the island of Ireland. It has been #Descriptions, variously described as a country, province or region. Northern Ireland shares Repub ...

. It is located at the mouth of

Carlingford Lough Carlingford Lough (, Ulster Scots dialects, Ulster Scots: ''Carlinford Loch'') is a glacial fjord or sea inlet in northeastern Ireland, forming part of Republic of Ireland – United Kingdom border, the border between Northern Ireland to the nor ...

in the

townland A townland (; Ulster-Scots: ''toonlann'') is a traditional small land division used in Ireland and in the Western Isles of Scotland, typically covering . The townland system is of medieval Gaelic origin, predating the Norman invasion, and mo ...

of Cranfield,

County Down County Down () is one of the six counties of Northern Ireland, one of the nine counties of Ulster and one of the traditional thirty-two counties of Ireland. It covers an area of and has a population of 552,261. It borders County Antrim to the ...

. It was once the site of the Cranfield Point

lighthouse A lighthouse is a tower, building, or other type of physical structure designed to emit light from a system of lamps and lens (optics), lenses and to serve as a beacon for navigational aid for maritime pilots at sea or on inland waterways. Ligh ...

, marking the entrance to the lough. Its poor position led to the construction of the Haulbowline Lighthouse situated in the middle of the entrance to Carlingford Lough. Cranfield Point Lighthouse subsequently fell victim to

coastal erosion Coastal erosion is the loss or displacement of land, or the long-term removal of sediment and rocks along the coastline due to the action of Wind wave, waves, Ocean current, currents, tides, wind-driven water, waterborne ice, or other impacts ...

and collapsed into the sea during the 1860s. The lighthouse keeper's cottage remained and was later converted into a private residence that can still be seen as of 2007, identified by its characteristic tall black chimneys.

References

Headlands of County Down {{Down-geo-stub