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.

A map of Ireland showing traditional county borders and names with Northern Ireland counties colored tan, all other counties colored greenCounty KerryCounty AntrimCounty LondonderryCounty DownCounty ArmaghCounty LouthCounty TyroneCounty WexfordCounty DublinCounty WicklowCounty MonaghanCounty DonegalCounty FermanaghCounty WaterfordCounty CorkCounty LimerickCounty ClareCounty CarlowCounty KilkennyCounty LaoisCounty TipperaryCounty MeathCounty KildareCounty CavanCounty LeitrimCounty SligoCounty RoscommonCounty GalwayCounty LongfordCounty WestmeathCounty OffalyCounty MayoCounty Mayo
The 32 traditional counties of Ireland
Rank County Area (km2) Density (/ km2) Traditional province
1 Cork 7,508 [1] 77.8 Munster
2 Galway 6,151 [2] 45.1 Connacht
3 Mayo 5,588 [3] 24.7 Connacht
4 Donegal 4,860 [4] 34.4 Ulster
5 Kerry 4,807 [5] 32.5 Munster
6 Tipperary 4,305 [6] 39.0 Munster
7 Clare 3,450 [7] 37.1 Munster
8 Tyrone 3,266 [8] 57.6 Ulster
9 Antrim 3,086 [9] 211.1 Ulster
10 Limerick 2,756 [10] 76.0 Munster
11 Roscommon 2,548 [11] 27.6 Connacht
12 Down 2,489 [9] 222.3 Ulster
13 Wexford 2,367 [12] 69.3 Leinster
14 Meath 2,342 [13] 94.3 Leinster
15 Londonderry 2,118 [9] 119.1 Ulster
16 Kilkenny 2,073 [14] 50.2 Leinster
17 Wicklow 2,027 [15] 76.9 Leinster
18 Offaly 2,001 [16] 41.6 Leinster
19 Cavan 1,932 [17] 42.3 Ulster
20 Waterford 1,858 [18] 68.6 Munster
21 Westmeath 1,840 [19] 52.3 Leinster
22 Sligo 1,838 [20] 38.2 Connacht
23 Laois 1,720 [21] 53.4 Leinster
24 Kildare 1,695 [22] 146.2 Leinster
25 Fermanagh 1,691 [23] 37.6 Ulster
26 Leitrim 1,589 [24] 22.2 Connacht
27 Armagh 1,327 [9] 146.5 Ulster
28 Monaghan 1,295 [25] 50.4 Ulster
29 Longford 1,091 [26] 42.9 Leinster
30 Dublin 922 [27] 1,581.5 Leinster
31 Carlow 897 [28] 69.1 Leinster
32 Louth 826 [29] 169.1 Leinster
Average 2,633
Total Ireland 84,421 83.5
  1. ^ "Report of the Expert Advisory Group on Local Government Arrangements in Cork". gov.ie. Department of Housing, Local Government and Heritage. Retrieved 28 October 2023. Area (Cork County: 7,467.91 km2 / Cork City: 39.61 km2
  2. ^ "County Profiles – Galway". Western Development Commission. Archived from the original on 2 June 2021. Retrieved 2 June 2021.
  3. ^ "County Profiles – Mayo". Western Development Commission. Archived from the original on 2 June 2021. Retrieved 2 June 2021.
  4. ^ "County Profiles – Donegal". Western Development Commission. Archived from the original on 2 June 2021. Retrieved 2 June 2021.
  5. ^ [1] County Kerry
  6. ^ [2] County Tipperary
  7. ^ [3] County Clare
  8. ^ Northern Ireland General Register Office (1975). "Table 1: Area, Buildings for Habitation and Population, 1971". Census of Population 1971; Summary Tables (PDF). Belfast: HMSO. p. 1. Retrieved 28 August 2019.
  9. ^ a b c d "Areas, regions, and land divisions". Public Records Office of Northern Ireland. Archived from the original on 24 August 2015.
  10. ^ [4] County Limerick
  11. ^ [5] County Roscommon
  12. ^ [6] County Wexford
  13. ^ [7] County Meath
  14. ^ [8] County Kilkenny
  15. ^ [9] County Wicklow
  16. ^ [10] County Offaly
  17. ^ [11] County Cavan
  18. ^ [12] County Waterford
  19. ^ [13] County Westmeath
  20. ^ [14] County Sligo
  21. ^ [15] County Laois
  22. ^ [16] County Kildare
  23. ^ [17] County Fermanagh
  24. ^ "County Profiles – Leitrim". Western Development Commission. Retrieved 17 April 2024.
  25. ^ [18] County Monaghan
  26. ^ [19] County Longford
  27. ^ [20] County Dublin
  28. ^ [21] County Carlow
  29. ^ [22] County Louth