The name is derived from the Irish Cnoic an arbhair (corn hill) as the area was partially owned by Christchurch Cathedral in medieval times and used for storage of corn.
| Street |
| Infirmary Road |
| Montpellier Hill |
| Palatine Square |
| St Bricin's Military Hospital |
| Year | Architect | Building |
| 1701 | Thomas Burgh | Collins Barracks |
| 1835 | Jacob Owen | Arbour Hill Prison |
| - | - | House |
| - | - | Arbour Terrace |
| 1887 | George Smith | Greek Orthodox Church |
| - | - | Commercial & Residental Terrace |