| 3, Ffordd Derwen, Margam, Port Talbot | Freehold | 86 m² | £161,000 (2015) |
| 4 Ffordd Derwen, Margam, Port Talbot | Freehold | 120 m² | £247,500 (2019) |
| 5, Ffordd Derwen, Margam, Port Talbot | Freehold | 135 m² | £104,000 (2002) |
| 8 Ffordd Derwen, Margam, Port Talbot | Freehold | 127 m² | £217,000 (2015) |
| 9 Ffordd Derwen, Margam, Port Talbot | Freehold | 102 m² | £107,000 (2000) |
| 10 Ffordd Derwen, Margam, Port Talbot | Freehold | 177 m² | £465,000 (2023) |
| 11 Ffordd Derwen, Margam, Port Talbot | Freehold | 64 m² | £88,000 (2000) |
| 12, Ffordd Derwen, Margam, Port Talbot | Freehold | 121 m² | £139,995 (2002) |
| 13 Ffordd Derwen, Margam, Port Talbot | Freehold | 149 m² | £375,000 (2026) |
| 14 Ffordd Derwen, Margam, Port Talbot | Freehold | 134 m² | £355,000 (2023) |
| 16, Ffordd Derwen, Margam, Port Talbot | Freehold | 145 m² | £285,000 (2016) |
| 17 Ffordd Derwen, Coed Hirwaun, Coed Hirwaun | Freehold | 98 m² | £245,000 (2021) |
| 18, Ffordd Derwen, Margam, Port Talbot | Freehold | 125 m² | £229,950 (2013) |
| 28, Ffordd Derwen, Margam, Port Talbot | Freehold | 143 m² | £335,000 (2020) |
| 29, Ffordd Derwen, Margam, Port Talbot | Freehold | 88 m² | £195,000 (2021) |
| 30 Ffordd Derwen, Coed Hirwaun, Coed Hirwaun | Freehold | 137 m² | £335,000 (2024) |
| 31, Ffordd Derwen, Margam, Port Talbot | Freehold | 69 m² | £165,000 (2018) |
| 32, Ffordd Derwen, Margam, Port Talbot | Freehold | 175 m² | £200,000 (2003) |
| 37, Ffordd Derwen, Margam, Port Talbot | Freehold | 99 m² | £245,000 (2020) |
| 39, Ffordd Derwen, Margam, Port Talbot | Freehold | 138 m² | £420,000 (2024) |
| 40, Ffordd Derwen, Margam, Port Talbot | Freehold | 145 m² | £249,995 (2010) |
| 41 Ffordd Derwen, Margam, Port Talbot | Freehold | 125 m² | £125,000 (2003) |