| Eng. feet. |
|---|
| M'Gillicuddy's Reeks, Co. of Kerry, | 3404 |
| Sleibh Dorm, Co. of Londonderry, | 3150 |
| Knockmeledown[2], dividing Cork, Tipperary, and Waterford, | 2700 |
| Croagh Patrick, Co. of Mayo, | 2666 |
| Nephin, Ditto, | 2640 |
| Mangerton, above the Lake of Killarney, Co. Kerry, | 2505 |
| Mourne Hills, Co. of Down, | 2500 |
| Commerach Ridge, Co. Waterford, | 2160 |
| Croaghan Kinshelly, Bar. of Arklow, | 1850 |
| Sawell, Co. of Londonderry, | 1600 |
| Slenish Mountain, Co. of Antrim, | 1390 |
| Alt-English-Hill, Co. of Londonderry, | 1300 |
| Benbradagh, Co. of Londonderry, | 1300 |
| Benyevenach, Ditto, | 1250 |
| Sleibh Gallan, Ditto, | 1250 |
| Donald's Hill, Ditto, | 1200 |
| Kedy, Ditto, | 1100 |
| Croneham, Co. of Wicklow, | 1000 |
| Croaghmore, Co. of Antrim, | 600 |