| 2 Mayfield Avenue, St Helens, St Helens | - | 104 m² | - |
| 4 Mayfield Avenue, St. Helens | - | 78 m² | - |
| 10, Mayfield Avenue, St. Helens | - | 101 m² | - |
| 14 Mayfield Avenue, St. Helens | Leasehold | 90 m² | £140,000 (2024) |
| 20, Mayfield Avenue, St. Helens | Leasehold | 71 m² | £115,000 (2012) |
| 24, Mayfield Avenue, St. Helens | Leasehold | 75 m² | £109,000 (2018) |
| 30 Mayfield Avenue, St. Helens | Leasehold | 67 m² | £130,000 (2023) |
| 38, Mayfield Avenue, St. Helens | Leasehold | 64 m² | £110,000 (2021) |
| 42 Mayfield Avenue, St. Helens | Leasehold | 75 m² | £128,000 (2026) |
| 46, Mayfield Avenue, St. Helens | Leasehold | 74 m² | £128,000 (2018) |
| 54, Mayfield Avenue, St. Helens | Leasehold | 74 m² | £46,000 (2002) |
| 60 Mayfield Avenue, St Helens, St Helens | Freehold | 72 m² | £120,000 (2022) |
| 62, Mayfield Avenue, St. Helens | Freehold | 73 m² | £110,000 (2015) |
| 64 Mayfield Avenue, St. Helens | Leasehold | 74 m² | £125,000 (2007) |
| 68, Mayfield Avenue, St. Helens | Leasehold | 82 m² | £117,000 (2014) |
| 70 Mayfield Avenue, St. Helens | Leasehold | 74 m² | £200,001 (2025) |
| 74, Mayfield Avenue, St. Helens | - | 61 m² | - |
| 76, Mayfield Avenue, St. Helens | - | 49 m² | - |
| 78, Mayfield Avenue, St. Helens | Freehold | 66 m² | £107,000 (2018) |
| 80 Mayfield Avenue, St. Helens | - | 69 m² | - |
| 82 Mayfield Avenue, St. Helens | Leasehold | 71 m² | £92,500 (2005) |
| 84, Mayfield Avenue, St. Helens | Freehold | 48 m² | £950 (2018) |
