| 12, Lock Street, Abercynon, Mountain Ash | Freehold | 84 m² | £129,000 (2016) |
| 14 Lock Street, Abercynon, Mountain Ash | Freehold | 77 m² | £112,000 (2006) |
| 16 Lock Street, Abercynon, Mountain Ash | Freehold | 72 m² | £135,000 (2024) |
| 22, Lock Street, Abercynon, Mountain Ash | Freehold | 85 m² | £87,000 (2013) |
| 26, Lock Street, Abercynon, Mountain Ash | - | 116 m² | - |
| 30, Lock Street, Abercynon, Mountain Ash | Freehold | 71 m² | £115,000 (2018) |
| 32, Lock Street, Abercynon, Mountain Ash | Freehold | 86 m² | £77,500 (2014) |
| 34, Lock Street, Abercynon, Mountain Ash | - | 88 m² | - |
| 38, Lock Street, Abercynon, Mountain Ash | Freehold | 80 m² | £41,000 (1998) |
| 40, Lock Street, Abercynon, Mountain Ash | Freehold | 81 m² | £32,500 (2009) |
| 42, Lock Street, Abercynon, Mountain Ash | Freehold | 83 m² | £107,500 (2017) |
| 44 Lock Street, Abercynon, Mountain Ash | Freehold | 84 m² | £155,000 (2024) |
| 53, Lock Street, Abercynon, Mountain Ash | - | 96 m² | - |
| 54, Lock Street, Abercynon, Mountain Ash | Freehold | 82 m² | £110,000 (2005) |
| 55 Lock Street, Abercynon, Mountain Ash | Freehold | 79 m² | £110,000 (2005) |
| 56, Lock Street, Abercynon, Mountain Ash | Freehold | 103 m² | £140,000 (2022) |
| 58 Lock Street, Abercynon, Mountain Ash | Freehold | 123 m² | £25,000 (1995) |
| 59, Lock Street, Abercynon, Mountain Ash | Freehold | 86 m² | £152,500 (2023) |
| 60, Lock Street, Abercynon, Mountain Ash | - | 83 m² | - |
| 65, Lock Street, Abercynon, Mountain Ash | Freehold | 78 m² | £81,500 (2014) |
| 66, Lock Street, Abercynon, Mountain Ash | Freehold | 82 m² | £82,500 (2017) |
| 67, Lock Street, Abercynon, Mountain Ash | - | 95 m² | - |
| 70, Lock Street, Abercynon, Mountain Ash | - | 103 m² | - |
| 71, Lock Street, Abercynon, Mountain Ash | Freehold | 80 m² | £31,000 (1997) |
| 72, Lock Street, Abercynon, Mountain Ash | - | 82 m² | - |
| 80 Lock Street, Abercynon, Mountain Ash | Freehold | 105 m² | £180,000 (2026) |
| 82, Lock Street, Abercynon, Mountain Ash | Freehold | 92 m² | £24,000 (1996) |
| Brodawel, Lock Street, Mountain Ash | - | 113 m² | - |
| Cheriton, Lock Street, Mountain Ash | Freehold | 104 m² | £260,000 (2023) |
| Highcroft, Lock Street, Mountain Ash | Freehold | 145 m² | £150,000 (2015) |
| Lock House, Lock Street, Abercynon, Mountain Ash | - | 134 m² | - |
| Pen-Y-Bryn Bungalow, Lock Street, Abercynon, Mountain Ash | - | 68 m² | - |