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List of settlements on the island of Ireland by population

This is a list of the 60 largest towns and cities on the island of Ireland by population. It therefore includes towns and cities in both the Republic of Ireland and Northern Ireland. The population figures listed are for the urban area around each settlement excluding areas that fall within the boundary of another town or city. The figures for Northern Ireland towns are based on the preliminary 2021 Northern Ireland Census,[1] while the figures for the Republic are based on the 2022 Census.[2] Settlements in bold have city status.

Rank Settlement Population Province County Jurisdiction Description
1 Dublin 592,713 Leinster County Dublin Republic Capital city of the Republic of Ireland. Largest settlement on the island since the Middle Ages, except for a brief period around 1900. The Greater Dublin Area has a population of 2,082,605.
2 Belfast 293,298 Ulster County Antrim, County Down Northern Capital of Northern Ireland and largest city in all of Ulster. Home to Northern Ireland's devolved government and power-sharing assembly. Belfast received city status in 1888. Briefly Ireland's most populous city around 1900.
3 Cork 222,333 Munster County Cork Republic Largest city in the province of Munster in the south of Ireland. Cork is one of Ireland's oldest cities, having received city status in the 900s.
4 Limerick 102,287 Munster County Limerick, County Clare Republic Principal city of Ireland's Mid-West Region and second-largest city in Munster
5 Galway 85,910 Connacht County Galway Republic Largest city in the province of Connacht
6 Derry 85,279 Ulster County Londonderry Northern Second largest city in Northern Ireland
7 Newtownabbey 67,599 Ulster County Antrim Northern Part of the Belfast Metropolitan Area. It was founded in 1958 to encompass many adjacent villages just outside Belfast.
8 Bangor 64,596 Ulster County Down Northern Granted city status in 2022. Though a city in its own right, it is also part of the wider Belfast Metropolitan Area.
9 Waterford 60,079 Munster County Waterford, County Kilkenny Republic Third-largest in the province of Munster. It is the island of Ireland's oldest surviving city founded by Vikings in the 9th century AD.
10 Lisburn 51,447 Ulster County Antrim, County Down Northern Granted city status in 2002. The city lies on the border between County Antrim and County Down, Northern Ireland's two most populated counties. Though a city in its own right, it is also part of the wider Belfast Metropolitan Area.
11 Drogheda 44,135 Leinster County Louth, County Meath Republic Largest town in the Republic of Ireland, located in County Louth with its southern environs located in County Meath
12 Dundalk 43,112 Leinster County Louth Republic County town of County Louth
13 Swords 40,776 Leinster County Dublin,

Fingal

Republic North Dublin suburban town and second-largest settlement in County Dublin after the city itself. Forms part of the Greater Dublin Area. Lies both in the traditional County Dublin and since 1994, Fingal County.
14 Navan 33,886 Leinster County Meath Republic County town and largest settlement in County Meath.
15 Bray 33,512 Leinster County Wicklow, County Dublin[3] Republic Most populous town in County Wicklow. An extremely small portion of the town is in County Dublin. Bray is considered part of the Greater Dublin Area.
16 Ballymena 31,119 Ulster County Antrim Northern
17 Newtownards 29,637 Ulster County Down Northern
18 Lurgan 28,634 Ulster County Armagh Northern Largest settlement in County Armagh.
19 Carrickfergus 27,998 Ulster County Antrim Northern Though a town in its own right, it is also part of the wider Belfast Metropolitan Area.
20 Ennis 27,923 Munster County Clare Republic County town and largest settlement in County Clare. Largest town in Munster.
21 Newry 27,913 Ulster County Down, County Armagh Northern Granted city status in 2002, it is Northern Ireland's fifth-largest city
22 Carlow 27,351 Leinster County Carlow Republic County town and largest settlement in County Carlow.
23 Kilkenny 27,184 Leinster County Kilkenny Republic County town and largest settlement in County Kilkenny, granted city status in 1609
24 Naas 26,180 Leinster County Kildare Republic
25 Tralee 26,079 Munster County Kerry Republic County town and largest settlement in County Kerry.
26 Antrim 25,607 Ulster County Antrim Northern County town of Country Antrim.
27 Coleraine 24,479 Ulster County Londonderry Northern
28 Newbridge 24,366 Leinster County Kildare Republic Largest town in County Kildare.
29 Balbriggan 24,322 Leinster County Dublin Republic Forms part of the Greater Dublin Area.
30 Portlaoise 23,494 Leinster County Laois Republic County town and largest settlement in County Laois.
31 Athlone 22,869 Leinster County Westmeath Republic Largest settlement in County Westmeath.
32 Mullingar 22,667 Leinster County Westmeath Republic County town of County Westmeath.
33 Letterkenny 22,549 Ulster County Donegal Republic Largest settlement in County Donegal
34 Greystones-Delgany 22,009 Leinster County Wicklow Republic
35 Wexford 21,524 Leinster County Wexford Republic County town and largest settlement in County Wexford.
36 Portadown 21,097 Ulster County Armagh Northern
37 Sligo 20,608 Connacht County Sligo Republic County town of County Sligo, second largest settlement in Connacht and largest town in Connacht
38 Celbridge 20,601 Leinster County Kildare Republic
39 Omagh 20,458 Ulster County Tyrone Northern County town and largest settlement in County Tyrone.
40 Larne 18,856 Ulster County Antrim Northern
41 Malahide 18,608 Leinster County Dublin,

Fingal

Republic Forms part of the Greater Dublin Area. Households in Malahide have the highest median incomes in Ireland.[4]
42 Clonmel 18,369 Munster County Tipperary Republic Largest settlement in County Tipperary
43 Carrigaline 18,239 Munster County Cork Republic Forms part of Metropolitan Cork.
44 Banbridge 17,403 Ulster County Down Northern
45 Maynooth 17,259 Leinster County Kildare Republic
46 Leixlip 16,773 Leinster County Kildare Republic
47 Armagh 16,308 Ulster County Armagh Northern County town of County Armagh and ecclesiastical capital of Ireland.
48 Dungannon 16,282 Ulster County Tyrone Northern
49 Ashbourne 15,680 Leinster County Meath Republic
50 Laytown–Bettystown–Mornington–Donacarney 15,642 Leinster County Meath Republic
51 Tullamore 15,598 Leinster County Offaly Republic County town and largest settlement in County Offaly
52 Killarney 14,412 Munster County Kerry Republic
53 Cobh 14,148 Munster County Cork Republic
54 Enniskillen 14,082 Ulster County Fermanagh Northern County town and largest settlement in County Fermanagh
55 Midleton 13,906 Munster County Cork Republic
56 Strabane 13,506 Ulster County Tyrone Northern
57 Mallow 13,456 Munster County Cork Republic
58 Arklow 13,399 Leinster County Wicklow Republic
59 Castlebar 13,054 Connacht County Mayo Republic County town and largest settlement in County Mayo
60 Wicklow 12,957 Leinster County Wicklow Republic County town of County Wicklow
  1. ^ "Census 2021" (PDF). Nisra.gov.uk. Retrieved 5 February 2019.
  2. ^ "Census 2022 - F1015 Population". Central Statistics Office Census 2022 Reports. Central Statistics Office Ireland. August 2023. Retrieved 16 September 2023.
  3. ^ "Bray: Gateway to Wicklow | Wicklow.ie". www.wicklow.ie. Retrieved 2021-10-22.
  4. ^ Gleeson, Colin. "Households in Malahide enjoy highest incomes in State". The Irish Times. Retrieved 2021-12-29.