Kilkenny's rich heritage is very evident in the fine historical buildings and landmarks of the city, including Kilkenny Castle and St Canice's Cathedral. The city grew from a monastic settlement to a thriving Norman merchant town in the middle ages and is known as the best preserved medieval city in Ireland. As part of this section, we have included a brief introduction to the streetnames of Kilkenny.
| Year | Architect | Building |
| - | - | City Walls |
| 1202-85 | - | St Canice's Cathedral |
| 1225 | - | The Black Abbey |
| 1245 | - | St Francis Abbey |
| 1582 | - | Shee Alms House |
| 1594 | - | Rothe House |
| 1761 | - | Tholsel |
| 1792 | William Robertson | Courthouse |
| 1780-1800 | Charles Verpyle | Kilkenny Castle Stableyards |
| - | - | Bishop's Palace |
| 1800 | - | 40-41 Parliament Street |
| 1815-20 | William Robertson | St John's Priory |
| 1826-37 | William Robertson | Kilkenny Castle |
| - | - | Georgian House 2 |
| 1843-57 | William Deane Butler | St Mary's Cathedral |
| 1847 | Captain Moorsom & Sancton Wood | Railway Station (Old) |
| 1870 | Sandham Symes | Bank of Ireland |
| - | - | Former Provincial Bank |
| 1896-9 | S.F. Hynes | St Patricks's Church |
| 1910 | E. Stewart-Lowrey | Carnegie Library |
| 1910 | Alexander Burden | John's Bridge |
| 1921-22 | Thomas Scully | Allied Irish Bank |
| 2000 | Iarnród Éireann Architects | Railway Station (New) |

