List of Irish counties by area
This is a list of the counties of Ireland ordered by area. Counties in the Republic of Ireland are shown in normal type, while those in Northern Ireland are listed in italic type. Error: Image is invalid or non-existent.
| Rank | County | Area (km2) | Density (/ km2) | Traditional province |
|---|---|---|---|---|
| 1 | Cork | 7,508 | 77.8 | Munster |
| 2 | Galway | 6,151 | 45.1 | Connacht |
| 3 | Mayo | 5,588 | 24.7 | Connacht |
| 4 | Donegal | 4,860 | 34.4 | Ulster |
| 5 | Kerry | 4,807 | 32.5 | Munster |
| 6 | Tipperary | 4,305 | 39.0 | Munster |
| 7 | Clare | 3,450 | 37.1 | Munster |
| 8 | Tyrone | 3,266 | 57.6 | Ulster |
| 9 | Antrim | 3,086 | 211.1 | Ulster |
| 10 | Limerick | 2,756 | 76.0 | Munster |
| 11 | Roscommon | 2,548 | 27.6 | Connacht |
| 12 | Down | 2,489 | 222.3 | Ulster |
| 13 | Wexford | 2,367 | 69.3 | Leinster |
| 14 | Meath | 2,342 | 94.3 | Leinster |
| 15 | Londonderry | 2,118 | 119.1 | Ulster |
| 16 | Kilkenny | 2,073 | 50.2 | Leinster |
| 17 | Wicklow | 2,027 | 76.9 | Leinster |
| 18 | Offaly | 2,001 | 41.6 | Leinster |
| 19 | Cavan | 1,932 | 42.3 | Ulster |
| 20 | Waterford | 1,858 | 68.6 | Munster |
| 21 | Westmeath | 1,840 | 52.3 | Leinster |
| 22 | Sligo | 1,838 | 38.2 | Connacht |
| 23 | Laois | 1,720 | 53.4 | Leinster |
| 24 | Kildare | 1,695 | 146.2 | Leinster |
| 25 | Fermanagh | 1,691 | 37.6 | Ulster |
| 26 | Leitrim | 1,589 | 22.2 | Connacht |
| 27 | Armagh | 1,327 | 146.5 | Ulster |
| 28 | Monaghan | 1,295 | 50.4 | Ulster |
| 29 | Longford | 1,091 | 42.9 | Leinster |
| 30 | Dublin | 922 | 1,581.5 | Leinster |
| 31 | Carlow | 897 | 69.1 | Leinster |
| 32 | Louth | 826 | 169.1 | Leinster |
| Average | 2,633 | |||
| Total | Ireland | 84,421 | 83.5 |