Killarney (Cill Airne, "The church of the sloes") is set in a deep valley in the MacGillicuddy Reeks, beside the Lakes of Killarney, part of the Killarney National Park. The town has some notable buildings, as well as a cathedral by Pugin, it is also home to Ross Castle, Muckross Abbey and Innisfallen Island, the location of a ruined monastery. Because of its natural and historical interest, and its close proximity to the Dingle peninsula, Skelligs and Ring of Kerry it is a popular tourist town. The population of Killarney as per Census 2002 was 12,087.
| Year | Architect | Building |
| 15th Century | - | Ross Castle |
| 1839-43 | William Burn | Muckross House |
| 1842-1912 | Augustus Welby Pugin | St. Mary's Cathedral |
| Further Information |
| Lewis's Topographical Directory of Ireland, 1837 A description of Killarney from Lewis's Topographical Directory of Ireland, 1837 more |


