| 301 Gladstone Road, Barry | Freehold | 84 m² | £146,250 (2023) |
| 303, Gladstone Road, Barry | Freehold | 83 m² | £149,000 (2017) |
| 305 Gladstone Road, Barry | - | 80 m² | - |
| 307 Gladstone Road, Barry, Barry | - | 109 m² | - |
| 311, Gladstone Road, Barry | Freehold | 83 m² | £195,950 (2017) |
| 313, Gladstone Road, Barry | - | 119 m² | - |
| 315 Gladstone Road, Barry | - | 83 m² | - |
| 317 Gladstone Road, Barry | - | 78 m² | - |
| 319 Gladstone Road, Barry | Freehold | 94 m² | £162,500 (2026) |
| 321 Gladstone Road, Barry | - | 83 m² | - |
| 323 Gladstone Road, Barry | Freehold | 85 m² | £115,000 (2011) |
| 325 Gladstone Road, Barry | - | 82 m² | - |
| 327 Gladstone Road, Barry | Freehold | 81 m² | £238,000 (2024) |
| 456, Gladstone Road, Barry | Freehold | 62 m² | £162,500 (2023) |
| 458, Gladstone Road, Barry | Freehold | 66 m² | £119,000 (2015) |
| 462, Gladstone Road, Barry | Freehold | 63 m² | £100,000 (2017) |
| 466 Gladstone Road, Barry | Freehold | 66 m² | £74,000 (2011) |
| 468, Gladstone Road, Barry | - | 76 m² | - |
| 470 Gladstone Road, Barry | Freehold | 90 m² | £135,000 (2024) |
| 474, Gladstone Road, Barry | Freehold | 82 m² | £82,000 (2003) |
| 476 Gladstone Road, Barry | Freehold | 80 m² | £125,000 (2019) |
| 478 Gladstone Road, Barry | Freehold | 69 m² | £88,000 (2009) |
| 480, Gladstone Road, Barry | Freehold | 74 m² | £134,000 (2017) |
| 482 Gladstone Road, Barry | Freehold | 72 m² | £215,000 (2022) |
| 484, Gladstone Road, Barry | Freehold | 72 m² | £130,000 (2019) |
| 486 Gladstone Road, Barry | - | 70 m² | - |
| 490 Gladstone Road, Barry | Freehold | 80 m² | £120,000 (2015) |
| 492 Gladstone Road, Barry | - | 78 m² | - |
| 494 Gladstone Road, Barry | Freehold | 79 m² | £128,000 (2010) |
| 496 Gladstone Road, Barry | Freehold | 79 m² | £141,000 (2007) |
| 498, Gladstone Road, Barry | Freehold | 89 m² | £167,000 (2019) |
| 500, Gladstone Road, Barry | Freehold | 83 m² | £150,000 (2019) |
| 502, Gladstone Road, Barry | Freehold | 88 m² | £165,000 (2019) |
