Most Dense in Northern Ireland

Top 46 cities ranked by most dense

Largest Cities Smallest Cities Most Dense Least Dense Highest Income Lowest Income Lowest Unemployment Highest Unemployment Highest Home Value Most Affordable Youngest Cities Oldest Cities Warmest Cities Coldest Cities Rainiest Cities Driest Cities

All Countries · United Kingdom · Northern Ireland

Most Dense — Northern Ireland

1 Belfast 7,838/mi²

2 Strabane 6,255/mi²

3 Carrickfergus 6,175/mi²

4 Dungannon 3,695/mi²

5 Enniskillen 2,883/mi²

6 Castlereagh 926/mi²

7 Londonderry County Borough 583/mi²

8 Derry 560/mi²

9 Lisburn 449/mi²

10 Bangor 331/mi²

11 Newtownabbey 232/mi²

12 Newtownards 159/mi²

13 Newry 149/mi²

14 Craigavon 92/mi²

15 Armagh 80/mi²

16 Antrim 71/mi²

17 Holywood 71/mi²

18 Dundonald 56/mi²

19 Ballymena 54/mi²

20 Comber 50/mi²

21 Carryduff 42/mi²

22 Warrenpoint 41/mi²

23 Donaghadee 40/mi²

24 Ballyclare 34/mi²

25 Portadown 34/mi²

26 Larne 34/mi²

27 Banbridge 25/mi²

28 Coleraine 25/mi²

29 Jordanstown 20/mi²

30 Randalstown 20/mi²

31 Crumlin 19/mi²

32 Omagh 14/mi²

33 Limavady 12/mi²

34 Downpatrick 11/mi²

35 Cookstown 10/mi²

36 Greenisland 9/mi²

37 Ballymoney 9/mi²

38 Magherafelt 8/mi²

39 Portstewart 8/mi²

40 Newcastle 8/mi²

41 Kilkeel 7/mi²

42 Portrush 6/mi²

43 Coalisland 6/mi²

44 Ballynahinch 6/mi²

45 Ballycastle 5/mi²

46 Dromore 4/mi²

The most densely populated cities in Northern Ireland pack the most residents per square mile, creating vibrant urban environments with walkable neighborhoods and extensive public transit. Belfast leads with 7,838 people per square mile.

High population density is often associated with better access to public transportation, more walkable streets, and a wider variety of restaurants, shops, and entertainment options within close proximity. These cities tend to have lower car ownership rates and shorter commute distances.

Dense cities face unique challenges including higher housing costs, limited parking, and potential overcrowding in public spaces. However, they also tend to have lower per-capita carbon footprints due to shared infrastructure and reduced driving.

Did You Know?

1. Belfast has 7,838 people per square mile — that's roughly 12 people per acre.
2. Dense cities tend to have the most walkable neighborhoods and lowest car ownership rates in the country.
3. Urban density can reduce per-capita carbon emissions by up to 50% compared to suburban sprawl.

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