Glaslough is a wonderful little estate village for the nearby Leslie Demense. It contains many stone buildings and is reasonably undeveloped.
| Year | Architect | Building |
| - | Board of First Fruits | Church of Ireland |
| 1870 | Sir John Leslie | Leslie Memorial |
| 1870 | Charles Lanyon and W.H. Lynn | Castle Leslie |
| - | - | Former Hotel |
| - | - | Former Railway Station |