| Census: | 1841 |
| County: | Caithness (CAI) |
| District: | Olrig |
| Civil Parish: | Olrig |
| Piece: | 39 |
| Enumeration District: | 1 |
| Page: | 5 |
| House Number: | |
| House or Street Name: | Castletown |
| Surname | Forenames | Sex | Age | Occupation | Birth County | Notes |
| MORRISON | Roderick | M | 25 | Stone Cutter | Out of County | |
| MORRISON | Ann | F | 25 | Caithness | ||
| MORRISON | Alexander | M | 25 | Stone Cutter | Out of County | |
| MORRISON | Peter | M | 20 | Joiner | Out of County |