| 15, Portland Street, Aberystwyth | Freehold | 162 m² | £305,000 (2009) |
| 19-21 Portland Street, Aberystwyth | Freehold | 477 m² | £525,000 (2024) |
| 19-21, Portland Street, Aberystwyth | - | 477 m² | - |
| 27, Portland Street, Aberystwyth | Leasehold | 44 m² | £91,500 (2018) |
| 28, Portland Street, Aberystwyth | Freehold | 148 m² | £215,000 (2007) |
| 30 Portland Street, Aberystwyth | Freehold | 196 m² | £340,000 (2024) |
| 33, Portland Street, Aberystwyth | Freehold | 222 m² | £129,000 (1999) |
| 34, Portland Street, Aberystwyth | - | 198 m² | - |
| 37 Portland Street, Aberystwyth | - | 193 m² | - |
| 38 Portland Street, Aberystwyth | Freehold | 203 m² | £325,000 (2023) |
| 40, Portland Street, Aberystwyth | Freehold | 213 m² | £275,000 (2021) |
| 44 Portland Street, Aberystwyth | - | 201 m² | - |
| 45, Portland Street, Aberystwyth | Freehold | 219 m² | £249,999 (2012) |
| 46, Portland Street, Aberystwyth | - | 163 m² | - |
| 47, Portland Street, Aberystwyth | Freehold | 182 m² | £300,000 (2021) |
| 48, Portland Street, Aberystwyth | Freehold | 172 m² | £310,000 (2021) |
| 49 Portland Street, Aberystwyth | Freehold | 184 m² | £150,000 (2005) |
| Flat 1 Rear, 17 Portland Street, Aberystwyth | - | 26 m² | - |
| Flat 1, 27 Portland Street, Aberystwyth | Leasehold | 61 m² | £120,000 (2018) |
| Flat 1, 29 Portland Street, Aberystwyth | - | 28 m² | - |
| Flat 1, 32 Portland Street, Aberystwyth | - | 29 m² | - |
| Flat 1, 35 Portland Street, Aberystwyth | Leasehold | 71 m² | £170,000 (2021) |
| Flat 1, 36 Portland Street, Aberystwyth | - | 75 m² | - |
| Flat 1, 41 Portland Street, Aberystwyth | Leasehold | 55 m² | £150,000 (2024) |
| Flat 1, 42 Portland Street, Aberystwyth | - | 53 m² | - |
| Flat 1, 43 Portland Street, Aberystwyth | - | 64 m² | - |
| Flat 1, 45 Portland Street, Aberystwyth | - | 72 m² | - |
| Flat 2, 17 Portland Street, Aberystwyth | - | 25 m² | - |
| Flat 2, 27 Portland Street, Aberystwyth | - | 31 m² | - |
| Flat 2, 29 Portland Street, Aberystwyth | - | 23 m² | - |
| Flat 2, 32 Portland Street, Aberystwyth | - | 32 m² | - |
| Flat 2, 41 Portland Street, Aberystwyth | Leasehold | 32 m² | £75,000 (2018) |
| Flat 2, 43 Portland Street, Aberystwyth | - | 40 m² | - |
| Flat 2, 45 Portland Street, Aberystwyth, Aberystwyth | - | 54 m² | - |
| Flat 2, Carmel, 35 Portland Street, Aberystwyth | Leasehold | 70 m² | £155,000 (2021) |
| Flat 2, Shangrila, 36 Portland Street, Aberystwyth | - | 59 m² | - |
| Flat 2, Wembly, 42 Portland Street, Aberystwyth | - | 58 m² | - |
| Flat 3, 17 Portland Street, Aberystwyth | - | 28 m² | - |
| Flat 3, 27 Portland Street, Aberystwyth | Leasehold | 32 m² | £100,000 (2018) |
| Flat 3, 29 Portland Street, Aberystwyth | - | 33 m² | - |
| Flat 3, 32 Portland Street, Aberystwyth | - | 35 m² | - |
| Flat 3, 35 Portland Street, Aberystwyth | Leasehold | 43 m² | £127,000 (2021) |
| Flat 3, 36 Portland Street, Aberystwyth | - | 78 m² | - |
| Flat 3, 41 Portland Street, Aberystwyth | Leasehold | 21 m² | £72,500 (2023) |
| Flat 3, 42 Portland Street, Aberystwyth | - | 86 m² | - |
| Flat 3, 43 Portland Street, Aberystwyth | - | 40 m² | - |
| Flat 3, 45 Portland Street, Aberystwyth, Aberystwyth | - | 64 m² | - |
| Flat 4, 17 Portland Street, Aberystwyth | - | 28 m² | - |
| Flat 4, 29 Portland Street, Aberystwyth | - | 31 m² | - |
| Flat 4, 41 Portland Street, Aberystwyth | Leasehold | 77 m² | £164,000 (2022) |
| Flat 4, 43 Portland Street, Aberystwyth | - | 40 m² | - |
| Flat 4, Carmel, 35 Portland Street, Aberystwyth | Leasehold | 48 m² | £145,000 (2021) |
| Flat 5, 17 Portland Street, Aberystwyth | - | 24 m² | - |
| Flat 5, 29 Portland Street, Aberystwyth | - | 38 m² | - |
| Flat 5, 43 Portland Street, Aberystwyth | - | 27 m² | - |
| Flat A, 17 Portland Street, Aberystwyth | - | 30 m² | - |
| Godwins, 31 Portland Street, Aberystwyth | Freehold | 166 m² | £145,000 (2000) |
| Ground Floor Flat, 17 Portland Street, Aberystwyth | - | 32 m² | - |
| Ground Floor Flat, 31 Portland Street, Aberystwyth | - | 64 m² | - |
| Ground Floor Flat, Glanrhyd, 37 Portland Street, Aberystwyth | Freehold | 41 m² | £249,000 (2003) |
| The Maisonette, 31 Portland Street, Aberystwyth | - | 114 m² | - |
| Top Flat, 41 Portland Street, Aberystwyth | Freehold | 44 m² | £312,000 (2010) |