| 77, Harriet Street, Cardiff | Freehold | 157 m² | £310,000 (2018) |
| 79, Harriet Street, Cardiff | - | 75 m² | - |
| 80A, Harriet Street, Cardiff | - | 62 m² | - |
| 80B, Harriet Street, Cardiff | - | 75 m² | - |
| 81, Harriet Street, Cardiff | Freehold | 77 m² | £81,000 (2001) |
| 82 Harriet Street, Cathays, Cardiff, Cardiff | Freehold | 94 m² | £24,800 (2002) |
| 83 Harriet Street, Cardiff | - | 101 m² | - |
| 84, Harriet Street, Cardiff | Freehold | 126 m² | £171,000 (2008) |
| 85 Harriet Street, Cardiff | Freehold | 99 m² | £155,000 (2006) |
| 86 Harriet Street, Cardiff | Freehold | 121 m² | £177,500 (2012) |
| 87 Harriet Street, Cathays, Cardiff, Cardiff | Freehold | 78 m² | £161,000 (2014) |
| 88 Harriet Street, Cardiff | - | 115 m² | - |
| 89, Harriet Street, Cardiff | - | 75 m² | - |
| 90 Harriet Street, Cathays, Cardiff, Cardiff | Freehold | 125 m² | £320,000 (2016) |
| 91, Harriet Street, Cardiff | - | 73 m² | - |
| 92 Harriet Street, Cathays, Cardiff, Cardiff | Freehold | 135 m² | £193,500 (2015) |
| 94, Harriet Street, Cardiff | Freehold | 94 m² | £175,000 (2017) |
| 95, Harriet Street, Cardiff | Freehold | 135 m² | £312,000 (2016) |
| 97 Harriet Street, Cardiff | Freehold | 131 m² | £189,000 (2005) |
| 98, Harriet Street, Cardiff | - | 94 m² | - |
| 99 Harriet Street, Cardiff | Freehold | 125 m² | £145,000 (2013) |
| 100, Harriet Street, Cardiff | Freehold | 97 m² | £60,000 (1998) |
| 101 Harriet Street, Cathays, Cardiff, Cardiff | Freehold | 124 m² | £220,000 (2006) |
| 102 Harriet Street, Cathays, Cardiff, Cardiff | Freehold | 91 m² | £177,000 (2012) |
| 103 Harriet Street, Cardiff | Freehold | 127 m² | £185,500 (2005) |
| 104, Harriet Street, Cardiff | Freehold | 98 m² | £215,000 (2004) |
| 105 Harriet Street, Cathays, Cardiff, Cardiff | Freehold | 122 m² | £425,000 (2024) |
| 106 Harriet Street, Cardiff | Freehold | 91 m² | £286,000 (2025) |
| 107, Harriet Street, Cardiff | Freehold | 124 m² | £145,000 (2007) |
| 108, Harriet Street, Cardiff | Freehold | 98 m² | £158,000 (2012) |
| 109 Harriet Street, Cardiff | Freehold | 134 m² | £140,000 (2013) |
| 111, Harriet Street, Cardiff | Freehold | 82 m² | £260,000 (2023) |
| 113 Harriet Street, Cardiff | Freehold | 135 m² | £44,000 (1996) |
| First Floor Flat, 115 Harriet Street, Cardiff | - | 43 m² | - |