| 4, Gelli Street, Maesteg | - | 86 m² | - |
| 5 Gelli Street, Maesteg | Freehold | 93 m² | £140,000 (2022) |
| 8, Gelli Street, Maesteg | - | 81 m² | - |
| 9 Gelli Street, Maesteg | Freehold | 81 m² | £83,500 (2025) |
| 10 Gelli Street, Maesteg | Freehold | 84 m² | £66,550 (2014) |
| 11 Gelli Street, Maesteg | Freehold | 84 m² | £90,000 (2021) |
| 12, Gelli Street, Maesteg | Freehold | 89 m² | £49,000 (2009) |
| 13 Gelli Street, Maesteg | Freehold | 91 m² | £130,000 (2026) |
| 14, Gelli Street, Maesteg | - | 93 m² | - |
| 17, Gelli Street, Maesteg | - | 82 m² | - |
| 20 Gelli Street, Maesteg | Freehold | 85 m² | £81,000 (2024) |
| 21, Gelli Street, Maesteg | Freehold | 96 m² | £60,000 (2019) |
| 22, Gelli Street, Maesteg | Freehold | 89 m² | £71,000 (2021) |
| 25 Gelli Street, Maesteg | Freehold | 84 m² | £95,000 (2024) |
| 27, Gelli Street, Maesteg | Freehold | 96 m² | £120,000 (2023) |
| 28, Gelli Street, Maesteg | Freehold | 96 m² | £88,000 (2018) |
| 29, Gelli Street, Maesteg | Freehold | 96 m² | £48,000 (2016) |
| 30, Gelli Street, Maesteg | Freehold | 124 m² | £130,000 (2026) |
| 31, Gelli Street, Maesteg | - | 86 m² | - |
| 31A Gelli Street, Maesteg | Freehold | 96 m² | £70,000 (2024) |
| 32, Gelli Street, Maesteg | - | 94 m² | - |
| 33 Gelli Street, Maesteg | Freehold | 89 m² | £92,000 (2025) |
| 34 Gelli Street, Maesteg | - | 84 m² | - |
| 36, Gelli Street, Maesteg | Freehold | 79 m² | £66,000 (2007) |
| 37, Gelli Street, Maesteg | - | 84 m² | - |
| 39, Gelli Street, Maesteg | - | 79 m² | - |
| 40, Gelli Street, Maesteg | - | 90 m² | - |
| 41, Gelli Street, Maesteg | - | 81 m² | - |
| 42, Gelli Street, Maesteg | Freehold | 80 m² | £37,000 (2002) |
| 45, Gelli Street, Maesteg | Freehold | 78 m² | £39,000 (2004) |
| 48 Gelli Street, Maesteg | - | 144 m² | - |
| 50, Gelli Street, Maesteg | Freehold | 82 m² | £46,000 (2015) |
| 52 Gelli Street, Maesteg | - | 83 m² | - |
| 53 Gelli Street, Maesteg | - | 101 m² | - |
| 54, Gelli Street, Maesteg | Freehold | 85 m² | £74,000 (2021) |
| 55, Gelli Street, Maesteg | - | 121 m² | - |
| 56 Gelli Street, Maesteg | - | 134 m² | - |