| 23, St. Marys Avenue, Barry | Freehold | 93 m² | £171,495 (2019) |
| 25, St. Marys Avenue, Barry | Freehold | 79 m² | £120,000 (2009) |
| 27, St. Marys Avenue, Barry | - | 105 m² | - |
| 29, St. Marys Avenue, Barry | - | 114 m² | - |
| 31, St. Marys Avenue, Barry | Freehold | 107 m² | £158,000 (2025) |
| 33, St. Marys Avenue, Barry | Freehold | 106 m² | £132,500 (2016) |
| 35 St. Marys Avenue, Barry | Freehold | 97 m² | £155,000 (2022) |
| 37 St. Marys Avenue, Barry | Freehold | 87 m² | £170,000 (2022) |
| 39, St. Marys Avenue, Barry | Freehold | 90 m² | £39,950 (1999) |
| 41, St. Marys Avenue, Barry | - | 90 m² | - |
| 43, St. Marys Avenue, Barry | Freehold | 96 m² | £123,450 (2018) |
| 45 St. Marys Avenue, Barry | Freehold | 92 m² | £71,000 (2003) |
| 47, St. Marys Avenue, Barry | Freehold | 79 m² | £88,000 (2005) |
| 49, St. Marys Avenue, Barry | Freehold | 92 m² | £202,000 (2023) |
| 51, St. Marys Avenue, Barry | Freehold | 85 m² | £52,000 (2002) |
| 53, St. Marys Avenue, Barry | Freehold | 83 m² | £111,500 (2019) |
| 55 St. Marys Avenue, Barry | Freehold | 107 m² | £131,000 (2026) |
| 57, St. Marys Avenue, Barry | - | 119 m² | - |
| 59, St. Marys Avenue, Barry | - | 104 m² | - |
| 63 St. Marys Avenue, Barry | Freehold | 106 m² | £108,500 (2013) |
| 65, St. Marys Avenue, Barry | Freehold | 111 m² | £205,000 (2025) |
| 67 St. Marys Avenue, Barry | - | 104 m² | - |
| 69, St. Marys Avenue, Barry | - | 103 m² | - |
| 71, St. Marys Avenue, Barry | - | 95 m² | - |
| 73 St. Marys Avenue, Barry | - | 107 m² | - |
| 75, St. Marys Avenue, Barry | Freehold | 107 m² | £145,000 (2020) |
| 77 St. Marys Avenue, Barry | Freehold | 107 m² | £195,000 (2025) |
| 79, St. Marys Avenue, Barry | - | 101 m² | - |
| 83, St. Marys Avenue, Barry | Freehold | 101 m² | £128,000 (2007) |
| 85 St. Marys Avenue, Barry | Freehold | 106 m² | £190,000 (2024) |
| 87, St. Marys Avenue, Barry | Freehold | 103 m² | £118,000 (2014) |
| 89, St. Marys Avenue, Barry | Freehold | 113 m² | £230,000 (2025) |
| 91, St. Marys Avenue, Barry | - | 112 m² | - |
| 93, St. Marys Avenue, Barry | Freehold | 106 m² | £130,000 (2018) |