| 1A, Carmarthen Avenue, Portsmouth | Freehold | 153 m² | £465,000 (2018) |
| 5 Carmarthen Avenue, Drayton, Portsmouth | - | 235 m² | - |
| 9, Carmarthen Avenue, Portsmouth | Freehold | 261 m² | £850,000 (2018) |
| 13, Carmarthen Avenue, Portsmouth | Freehold | 206 m² | £550,000 (2014) |
| 15 Carmarthen Avenue, Drayton, Portsmouth | Freehold | 113 m² | £628,000 (2022) |
| 19 Carmarthen Avenue, Drayton, Portsmouth | - | 153 m² | - |
| 21, Carmarthen Avenue, Portsmouth | Freehold | 147 m² | £490,000 (2018) |
| 23 Carmarthen Avenue, Portsmouth | Freehold | 138 m² | £563,000 (2021) |
| 35, Carmarthen Avenue, Portsmouth | Freehold | 136 m² | £460,000 (2016) |
| 41, Carmarthen Avenue, Portsmouth | - | 158 m² | - |
| 43, Carmarthen Avenue, Portsmouth | Freehold | 173 m² | £655,000 (2018) |
| 45, Carmarthen Avenue, Portsmouth | Freehold | 154 m² | £615,000 (2017) |
| 47 Carmarthen Avenue, Drayton, Portsmouth | Freehold | 167 m² | £248,000 (2001) |
| 49 Carmarthen Avenue, Drayton, Portsmouth | - | 142 m² | - |
| 51 Carmarthen Avenue, Drayton, Portsmouth | - | 151 m² | - |
| 53 Carmarthen Avenue, Drayton, Portsmouth | Freehold | 144 m² | £600,000 (2025) |
| 55, Carmarthen Avenue, Portsmouth | Freehold | 264 m² | £770,000 (2019) |
| 57, Carmarthen Avenue, Portsmouth | Freehold | 182 m² | £455,000 (2015) |
| 59 Carmarthen Avenue, Drayton, Portsmouth | Freehold | 171 m² | £660,000 (2024) |
| 75, Carmarthen Avenue, Portsmouth | Freehold | 118 m² | £460,000 (2017) |
| 77, Carmarthen Avenue, Portsmouth | Freehold | 261 m² | £842,000 (2018) |
