| 1, St. Marks Close, Llanharan, Pontyclun | Freehold | 60 m² | £130,000 (2019) |
| 2, St. Marks Close, Llanharan, Pontyclun | Leasehold | 81 m² | £130,000 (2017) |
| 3, St. Marks Close, Llanharan, Pontyclun | Leasehold | 50 m² | £114,950 (2007) |
| 4, St. Marks Close, Llanharan, Pontyclun | - | 114 m² | - |
| 7, St. Marks Close, Llanharan, Pontyclun | - | 82 m² | - |
| 8 St. Marks Close, Llanharan, Pontyclun | Freehold | 92 m² | £240,000 (2026) |
| 9 St. Marks Close, Llanharan, Pontyclun | Freehold | 59 m² | £59,950 (2003) |
| 10, St. Marks Close, Llanharan, Pontyclun | Freehold | 101 m² | £139,950 (2016) |
| 13, St. Marks Close, Llanharan, Pontyclun | Leasehold | 121 m² | £125,000 (2013) |
| 14 St. Marks Close, Llanharan, Pontyclun | - | 96 m² | - |
| 18, St. Marks Close, Llanharan, Pontyclun | - | 63 m² | - |
| 20 St. Marks Close, Llanharan, Pontyclun | Freehold | 57 m² | £200,000 (2025) |
| 21, St. Marks Close, Llanharan, Pontyclun | Leasehold | 60 m² | £125,000 (2018) |
| 22, St. Marks Close, Llanharan, Pontyclun | - | 101 m² | - |
| 23, St. Marks Close, Llanharan, Pontyclun | Freehold | 62 m² | £109,000 (2016) |
| 24, St. Marks Close, Llanharan, Pontyclun | - | 60 m² | - |
| 25, St. Marks Close, Llanharan, Pontyclun | Leasehold | 62 m² | £192,500 (2025) |
| 26, St. Marks Close, Llanharan, Pontyclun | - | 94 m² | - |
