| 5A Castle Street, Ruthin, LL15 1DP | Mar 2026 | £94,000 | Other property | Freehold |
| 12 Castle Street, Ruthin, LL15 1DP | Nov 2025 | £430,000 | Detached | Freehold |
| 14A Castle Street, Ruthin, LL15 1DP | Oct 2025 | £275,000 | Detached | Freehold |
| 2 Castle Street, Ruthin, LL15 1DP | Aug 2023 | £255,000 | Other property | Freehold |
| Bron Y Gaer Castle Street, Ruthin, LL15 1DP | May 2021 | £260,000 | Semi-detached | Freehold |
| Sir John Trevor House, 7 Castle Street, Ruthin, LL15 1DP | Apr 2021 | £285,500 | Terraced | Freehold |
| Y Nant, 5 Castle Street, Ruthin, LL15 1DP | Jul 2017 | £132,500 | Terraced | Freehold |
| Mews Cottage Castle Street, Ruthin, LL15 1DP | Dec 2016 | £123,000 | Terraced | Freehold |
| Corporation Arms Stryd Y Castell, Ruthin, LL15 1DP | Jul 2016 | £147,000 | Other property | Freehold |
| 11 Castle Street, Ruthin, LL15 1DP | Mar 2016 | £170,000 | Terraced | Freehold |
| 15 Castle Street, Ruthin, LL15 1DP | Mar 2015 | £350,000 | Terraced | Freehold |
| The Bungalow Castle Street, Ruthin, LL15 1DP | Dec 2011 | £187,500 | Detached | Freehold |
| Bron Y Gaer Mews Castle Street, Ruthin, LL15 1DP | Apr 2007 | £117,000 | Semi-detached | Freehold |
| 13 Castle Street, Ruthin, LL15 1DP | Apr 2006 | £227,500 | Terraced | Freehold |
| 8 Castle Street, Ruthin, LL15 1DP | Jul 2004 | £130,000 | Semi-detached | Freehold |
| 14 Castle Street, Ruthin, LL15 1DP | May 2000 | £190,000 | Detached | Freehold |
| 5B Castle Street, Ruthin, LL15 1DP | Jul 1997 | £40,000 | Terraced | Freehold |