List of urban areas in the Republic of Ireland by population Cities and towns list Cities and towns list

| Rank_2011 | Change_since_2006 | Urban_Area | County | Population_2011 | Increase_since_2006 |
|---|---|---|---|---|---|
| 28 | 2 | Leixlip | County Kildare | 15452 | 5.3% |
| 29 | 2 | Carrigaline | County Cork | 14775 | 15.1% |
| 30 | 0 | Tullamore | County Offaly | 14361 | 11.1% |
| 31 | 3 | Killarney | County Kerry | 14219 | -2.6% |
| 32 | 1 | Arklow | County Wicklow | 13009 | 10.6% |
| 33 | 2 | Maynooth | County Kildare | 12510 | 16.8% |
| 34 | 0 | Cobh | County Cork | 12347 | 9.2% |
| 35 | 3 | Castlebar | County Mayo | 12318 | 3.6% |
| 36 | 3 | Midleton | County Cork | 12001 | 19.4% |
| 37 | 0 | Mallow | County Cork | 11605 | 13.3% |
| 38 | 9 | Ashbourne | County Meath | 11355 | 33.1% |
| 39 | 3 | Ballina | County Mayo | 11086 | 6.5% |
| 40 | 5 | Laytown-Bettystown-Mornington | County Meath | 10889 | 21.3% |
| 41 | 0 | Enniscorthy | County Wexford | 10838 | 13.6% |
| 42 | 4 | Wicklow | County Wicklow | 10356 | 2.8% |