| 2 Harriet Street, Cardiff | - | 130 m² | - |
| 4, Harriet Street, Cardiff | - | 118 m² | - |
| 6, Harriet Street, Cardiff | Freehold | 48 m² | £265,000 (2020) |
| 8, Harriet Street, Cardiff | Freehold | 133 m² | £99,950 (2002) |
| 10, Harriet Street, Cardiff | Freehold | 144 m² | £170,000 (2007) |
| 12 Harriet Street, Cathays, Cardiff, Cardiff | Freehold | 147 m² | £200,000 (2010) |
| 14 Harriet Street, Cardiff | Freehold | 161 m² | £390,000 (2014) |
| 16, Harriet Street, Cardiff | Freehold | 111 m² | £45,500 (1995) |
| 18 Harriet Street, Cardiff | Freehold | 174 m² | £600,000 (2024) |
| 20, Harriet Street, Cardiff | Freehold | 95 m² | £152,450 (2003) |
| 22, Harriet Street, Cardiff | Freehold | 171 m² | £175,000 (2010) |
| 24, Harriet Street, Cardiff | Freehold | 145 m² | £65,000 (1998) |
| 26, Harriet Street, Cardiff | Freehold | 99 m² | £204,000 (2012) |
| 28, Harriet Street, Cardiff | Freehold | 142 m² | £249,950 (2004) |
| 30, Harriet Street, Cardiff | Freehold | 157 m² | £205,000 (2006) |
| 32 Harriet Street, Cardiff | Freehold | 154 m² | £525,000 (2025) |
| 34 Harriet Street, Cardiff | Freehold | 171 m² | £197,000 (2010) |
| 36 Harriet Street, Cardiff | Freehold | 179 m² | £250,000 (2016) |
| 38 Harriet Street, Cardiff | Freehold | 196 m² | £192,000 (2009) |
| 40, Harriet Street, Cardiff | Freehold | 162 m² | £180,000 (2009) |
| Flat 1, 44 Harriet Street, Cardiff | - | 51 m² | - |
| Flat 2, 44, Harriet Street, Cardiff | - | 54 m² | - |
| Flat 3, 44, Harriet Street, Cardiff | - | 89 m² | - |
| Flat 4, The Mews, 44 Harriet Street, Cardiff | - | 62 m² | - |
| Flat 5, The Mews, 44 Harriet Street, Cardiff | - | 78 m² | - |
| Ground Floor Flat, 6 Harriet Street, Cardiff | - | 45 m² | - |
| Loft, 44 Harriet Street, Cardiff | - | 28 m² | - |