| 2 Hewell Street, Penarth | - | 73 m² | - |
| 3 Hewell Street, Cogan, Penarth, Penarth | Freehold | 77 m² | £187,950 (2021) |
| 4, Hewell Street, Penarth | Freehold | 79 m² | £231,000 (2022) |
| 5 Hewell Street, Penarth | Freehold | 87 m² | £275,000 (2025) |
| 6 Hewell Street, Penarth | Freehold | 80 m² | £162,500 (2016) |
| 7 Hewell Street, Penarth | Freehold | 82 m² | £68,000 (2001) |
| 8, Hewell Street, Penarth | Freehold | 84 m² | £275,000 (2025) |
| 10 Hewell Street, Penarth | Freehold | 104 m² | £235,000 (2025) |
| 11 Hewell Street, Penarth | Freehold | 87 m² | £246,500 (2025) |
| 12 Hewell Street, Penarth | Freehold | 94 m² | £288,000 (2025) |
| 13 Hewell Street, Penarth | Freehold | 92 m² | £238,000 (2025) |
| 15 Hewell Street, Penarth | Freehold | 97 m² | £140,000 (2011) |
| 17, Hewell Street, Penarth | Freehold | 84 m² | £165,000 (2015) |
| 18 Hewell Street, Penarth | - | 93 m² | - |
| 20, Hewell Street, Penarth | Freehold | 89 m² | £175,000 (2015) |
| 22, Hewell Street, Penarth | Freehold | 89 m² | £184,000 (2018) |
| 24, Hewell Street, Penarth | Freehold | 92 m² | £129,000 (2013) |
| 26 Hewell Street, Cogan, Penarth, Penarth | Freehold | 69 m² | £179,500 (2021) |
| 28 Hewell Street, Penarth | Freehold | 83 m² | £161,500 (2015) |
| 29, Hewell Street, Penarth | - | 70 m² | - |
| 30, Hewell Street, Penarth | Freehold | 92 m² | £162,000 (2015) |
| 31, Hewell Street, Penarth | Freehold | 90 m² | £210,000 (2020) |
| 32 Hewell Street, Penarth | Freehold | 84 m² | £104,000 (2004) |
| 36, Hewell Street, Penarth | Freehold | 79 m² | £126,950 (2004) |
| 37, Hewell Street, Penarth | Freehold | 104 m² | £48,500 (1997) |
| 38 Hewell Street, Penarth | Freehold | 84 m² | £245,000 (2026) |
| 39 Hewell Street, Cogan, Penarth, Penarth | Freehold | 81 m² | £136,000 (2005) |
| 41 Hewell Street, Cogan, Penarth, Penarth | Freehold | 109 m² | £280,000 (2023) |
| 44, Hewell Street, Penarth | Freehold | 81 m² | £143,000 (2013) |
| 45, Hewell Street, Penarth | Freehold | 75 m² | £210,000 (2021) |
| 46 Hewell Street, Penarth | Freehold | 95 m² | £150,000 (2014) |
| 48, Hewell Street, Penarth | Freehold | 98 m² | £129,950 (2006) |
| 49, Hewell Street, Penarth | Freehold | 64 m² | £186,000 (2020) |
| Flat 1, Cogan Hotel, 51 Hewell Street, Penarth | Leasehold | 67 m² | £165,000 (2025) |
| Flat 2, Cogan Hotel, 51 Hewell Street, Penarth | Leasehold | 80 m² | £140,000 (2016) |
| Flat 3, Cogan Hotel, 51 Hewell Street, Penarth | Leasehold | 37 m² | £150,000 (2015) |