List of tallest structures in Ireland

This is a list of the tallest structures on the island of Ireland. Those in Northern Ireland are denoted by a light blue background, the rest are in the Republic of Ireland. Tallest churches Rank Name Location County Type Year completed Height Picture 1 St Colman's Cathedral Cobh Cork cathedral 1914 91.4 m (300 ft) 2 St Macartan's Cathedral Monaghan Monaghan cathedral 1893 88 m (289 ft) 3 St Mary's Cathedral Killarney Kerry cathedral 1912 86.8 m (285 ft) 4 St Patrick's College Church Maynooth Kildare church 1891 83 m (272 ft) 5 St John's Cathedral Limerick Limerick cathedral 1861 81 m (266 ft) 6 St Anne's Cathedral Belfast Antrim cathedral 1904 80 m (260 ft) 7 St Eugene's Cathedral Derry Londonderry cathedral 1903 78 m (256 ft) 8 St Finbarre's Cathedral Cork Cork cathedral 1879 73 m (240 ft) 9 St Eunan's Cathedral Letterkenny Donegal cathedral 1900 73 m (240 ft) 10 Cathedral of Saint Patrick and Saint Felim Cavan Cavan cathedral 1942 70 m (230 ft) 11 St Peter and St Paul Cathedral Ennis Clare cathedral 1874 69 m (226 ft) 12 Sacred Heart Church Omagh Tyrone church 1899 68.6 m (225 ft) 13 Church of Saints Augustine and John Dublin Dublin church 1874 68 m (223 ft) 14 St. Peter's Roman