This is a List of Northern Ireland districts by population (census April 29, 2001 [1] (http://www.nisra.gov.uk/census/start.html)).
See also List of Northern Ireland districts by area - List of Northern Ireland districts by community make-up
| Belfast | 277,391 |
| Lisburn | 108,694 |
| Derry | 105,066 |
| Newry and Mourne | 87,058 |
| Craigavon | 80,671 |
| Newtownabbey | 79,995 |
| North Down | 76,323 |
| Ards | 73,244 |
| Castlereagh | 66,488 |
| Down | 63,828 |
| Ballymena | 58,610 |
| Fermanagh | 57,527 |
| Coleraine | 56,315 |
| Armagh | 54,263 |
| Antrim | 48,366 |
| Omagh | 47,952 |
| Dungannon and South Tyrone | 47,735 |
| Banbridge | 41,392 |
| Magherafelt | 39,780 |
| Strabane | 38,248 |
| Carrickfergus | 37,659 |
| Cookstown | 32,581 |
| Limavady | 32,422 |
| Larne | 30,832 |
| Ballymoney | 26,894 |
| Moyle | 15,933 |
| United Kingdom | Ireland | Northern Ireland | Districts of Northern Ireland |
|
Antrim | Ards | Armagh | Ballymena | Ballymoney | Banbridge | Belfast | Carrickfergus | Castlereagh | Coleraine | Cookstown | Craigavon | Derry | Down | Dungannon and South Tyrone | Fermanagh | Larne | Limavady | Lisburn | Magherafelt | Moyle | Newry and Mourne | Newtownabbey | North Down | Omagh | Strabane |