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Largest Cities in Leinster

Top 100 cities ranked by largest cities

Largest Cities Smallest Cities Most Dense Least Dense Highest Income Lowest Income Lowest Unemployment Highest Unemployment Lowest Poverty Highest Poverty Highest Rent Lowest Rent Most Educated Youngest Cities Oldest Cities Safest Cities Highest Crime Warmest Cities Coldest Cities Rainiest Cities Driest Cities
All Countries  ·  Ireland  ·  Leinster

Largest Cities — Leinster

1 Dublin 1,024,027
2 South Dublin 278,749
3 Tallaght 80,339
4 Swords 42,738
5 Drogheda 40,956
6 Dundalk 39,004
7 Bray 32,600
8 Dún Laoghaire 26,525
9 Navan 24,545
10 Carlow 24,272
11 Droichead Nua 22,742
12 Sandyford 22,288
13 Balbriggan 21,722
14 Kilkenny 21,589
15 Athlone 21,351
16 Naas 20,713
17 Celbridge 20,288
18 Wexford 19,913
19 Finglas 19,768
20 Greystones 18,140
21 Rathfarnham 17,333
22 An Muileann gCearr 17,262
23 Malahide 16,550
24 Blanchardstown 16,511
25 Leixlip 15,504
26 Donaghmede 15,299
27 Lucan 15,269
28 Kilquade 14,886
29 Knocklyon 14,628
30 Maynooth 14,585
31 Clondalkin 14,508
32 Shankill 14,257
33 Wicklow 14,048
34 Portlaoise 13,622
35 Arklow 13,163
36 Foxrock 12,870
37 Ashbourne 12,679
38 Dundrum 12,152
39 Tullamore 11,575
40 Crumlin 11,294
41 Palmerstown 11,130
42 Rathmines 11,044
43 Marino 11,023
44 Laytown 10,889
45 Jobstown 10,825
46 Donnybrook 10,645
47 Skerries 10,043
48 Cabinteely 10,038
49 Gorey 9,822
50 Oldbawn 9,784
51 Enniscorthy 9,709
52 Athy 9,677
53 Ballyboden 9,611
54 Trim 9,563
55 Portmarnock 9,285
56 An Ros 9,231
57 Balally 9,051
58 Ratoath 9,043
59 Sandymount 8,967
60 Blackrock 8,821
61 Kildare 8,634
62 Beaumont 8,609
63 Ballyfermot 8,558
64 Ballinteer 8,547
65 Rathgar 8,394
66 Castleknock 8,301
67 Howth 8,277
68 Ringsend 8,202
69 Baldoyle 8,043
70 New Ross 8,040
71 Little Bray 8,015
72 Cherry Orchard 7,924
73 Mount Merrion 7,846
74 Portarlington 7,788
75 Longford 7,787
76 Lusk 7,786
77 Terenure 7,674
78 Donnycarney 7,660
79 Donabate 7,443
80 Edenderry 7,359
81 Clane 7,280
82 Dunboyne 7,272
83 Raheny 7,197
84 Booterstown 7,142
85 Templeogue 7,023
86 Sallynoggin 6,916
87 Greenhills 6,876
88 Firhouse 6,859
89 Walkinstown 6,819
90 Newtown Trim 6,781
91 Dalkey 6,622
92 Cherryville 6,380
93 Ballymun 6,262
94 Hartstown 5,882
95 Kinsealy-Drinan 5,814
96 Birr 5,741
97 Sutton 5,680
98 Darndale 5,667
99 Monkstown 5,555
100 Kilcock 5,533

The largest cities in Leinster represent major centers of economic activity, cultural influence, and population growth. Dublin leads with a population of 1,024,027, followed by South Dublin and Tallaght. These cities serve as hubs for employment, education, and innovation, attracting residents from across the country and around the world.

Population size is a key indicator of a city's economic influence and infrastructure capacity. Larger cities typically offer more diverse job markets, extensive public transit systems, and a wider range of cultural amenities. L dominates the top 10 with 10 cities on the list, reflecting the state's strong economic pull and quality of life.

While large populations bring economic advantages, they also present challenges including higher costs of living, traffic congestion, and housing affordability concerns. Many of these cities have experienced significant growth over the past decade, driven by job opportunities in technology, healthcare, and professional services.

Did You Know?

  • 1. Dublin's population is larger than that of several U.S. states.
  • 2. L has 10 cities in the top 10, more than any other state.
  • 3. The 50th largest city still has a population of 9,784 — larger than most cities worldwide.
  • 4. The top 5 cities combined have a population of 1,466,809.

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