Crookhaven, County Cork Westernmost point: Dunmore Head, Dingle Peninsula, County Kerry Westernmost settlement: Dunquin, County Kerry Easternmost point: Wicklow Head, County Wicklow Easternmost settlement: Wicklow, County Wicklow Altitude Highest point: Carrauntoohil, County Kerry Lowest point: North Slob, County Wexford Highest settlement: Meelin, County Cork Many points are on, or near sea level, but due to high rainfall, there are no natural dry pieces of land below sea level - see rivers and lochs below. Northern Ireland Including islands Northernmost point: Skerriagh, Ballygill North, Rathlin Island at Northernmost settlement: Rathlin Island, County Antrim at Southernmost point: Cranfield Point, County Down at Southernmost settlement: Greencastle, County Down at Westernmost point – western part of Manger townland, County Fermanagh (immediately east of the Bradogue Bridge) at Westernmost settlement: Belleek, County Fermanagh at Easternmost point: Canon Rock, County Down at Easternmost settlement: Portavogie, County Down at Mainland only Northernmost point: Benbane Head, County Antrim at Northernmost settlement: Ballintoy, County Antrim at Southernmost point: Cranfield Point, County Down at Southernmost settlement: Greencastle, County Down at Westernmost point – western part of Manger townland, County Fermanagh (immediately east of the Bradogue Bridge) at Westernmost settlement: Belleek, County Fermanagh at Easternmost point: Burr Point, Ards Peninsula, County Down at Easternmost settlement: Portavogie, County Down at Altitude Highest point: Slieve Donard, County Down (850 m / 2,789 ft) Highest settlement: Greencastle, County Tyrone (188 m / 617 ft) Many points are on, or near sea level, but due to high rainfall, there are no natural dry pieces of land below sea level. References See also Extreme points of the United Kingdom Extreme points of Europe Extreme points of Earth Geography of Ireland Extreme points of the British Isles Geography of Ireland Ireland Extreme points