| 1, Pennyroyal Close, St. Mellons, Cardiff | - | 48 m² | - |
| 3, Pennyroyal Close, St. Mellons, Cardiff | Freehold | 74 m² | £213,000 (2020) |
| 5 Pennyroyal Close, St. Mellons, Cardiff | Freehold | 129 m² | £300,000 (2024) |
| 7 Pennyroyal Close, St. Mellons, Cardiff | Freehold | 112 m² | £200,000 (2018) |
| 11, Pennyroyal Close, St. Mellons, Cardiff | Freehold | 99 m² | £183,000 (2006) |
| 13 Pennyroyal Close, St. Mellons, Cardiff | Freehold | 56 m² | £124,000 (2008) |
| 15 Pennyroyal Close, St. Mellons, Cardiff | Freehold | 62 m² | £117,000 (2012) |
| 17, Pennyroyal Close, St. Mellons, Cardiff | Freehold | 61 m² | £164,000 (2020) |
| 19, Pennyroyal Close, St. Mellons, Cardiff | Freehold | 59 m² | £110,000 (2012) |
| 23 Pennyroyal Close, St. Mellons, Cardiff | Freehold | 60 m² | £200,000 (2024) |
| 33, Pennyroyal Close, St. Mellons, Cardiff | Freehold | 56 m² | £150,000 (2019) |
| 37, Pennyroyal Close, St. Mellons, Cardiff | Freehold | 61 m² | £163,500 (2020) |
| 39 Pennyroyal Close, St. Mellons, Cardiff | Freehold | 60 m² | £132,000 (2017) |
| 41 Pennyroyal Close, St. Mellons, Cardiff | Freehold | 59 m² | £125,000 (2017) |
| 43, Pennyroyal Close, St. Mellons, Cardiff | Freehold | 95 m² | £280,000 (2025) |
| 45 Pennyroyal Close, St. Mellons, Cardiff | Freehold | 60 m² | £129,250 (2017) |
| 47 Pennyroyal Close, St. Mellons, Cardiff | Freehold | 60 m² | £185,000 (2022) |
| 49A, Pennyroyal Close, St. Mellons, Cardiff | Freehold | 61 m² | £120,000 (2007) |
| 51 Pennyroyal Close, Trowbridge, Cardiff, Cardiff | Freehold | 66 m² | £46,000 (2000) |
| 53 Pennyroyal Close, St. Mellons, Cardiff | Freehold | 61 m² | £207,500 (2024) |
| 55 Pennyroyal Close, St. Mellons, Cardiff | Freehold | 72 m² | £190,000 (2026) |
| 57 Pennyroyal Close, St. Mellons, Cardiff | - | 62 m² | - |
| 59, Pennyroyal Close, St. Mellons, Cardiff | Freehold | 60 m² | £120,000 (2013) |
