| 1 Barwell Avenue, St. Helens | - | 79 m² | - |
| 5 Barwell Avenue, St. Helens | Leasehold | 76 m² | £155,000 (2022) |
| 9 Barwell Avenue, St. Helens | - | 89 m² | - |
| 11 Barwell Avenue, St. Helens | Leasehold | 89 m² | £165,000 (2023) |
| 15, Barwell Avenue, St. Helens | Leasehold | 75 m² | £44,000 (1996) |
| 19, Barwell Avenue, St. Helens | Leasehold | 83 m² | £147,950 (2006) |
| 21 Barwell Avenue, St. Helens | - | 89 m² | - |
| 24, Barwell Avenue, St. Helens | Leasehold | 75 m² | £155,000 (2023) |
| 28, Barwell Avenue, St. Helens | Leasehold | 90 m² | £135,000 (2019) |
| 30, Barwell Avenue, St. Helens | - | 111 m² | - |
| 31, Barwell Avenue, St. Helens | Leasehold | 87 m² | £110,000 (2010) |
| 37 Barwell Avenue, St. Helens | Leasehold | 69 m² | £220,500 (2026) |
| 38 Barwell Avenue, St. Helens | Leasehold | 89 m² | £170,000 (2025) |
| 41, Barwell Avenue, St. Helens | Leasehold | 81 m² | £137,450 (2005) |
| 43, Barwell Avenue, St. Helens | Leasehold | 71 m² | £47,500 (1998) |
| 44, Barwell Avenue, St. Helens | Leasehold | 79 m² | £123,000 (2015) |
| 46, Barwell Avenue, St. Helens | - | 74 m² | - |
| 47 Barwell Avenue, St. Helens | Leasehold | 71 m² | £175,000 (2025) |
| 49 Barwell Avenue, St. Helens | Leasehold | 90 m² | £140,000 (2024) |
| 53, Barwell Avenue, St. Helens | - | 71 m² | - |
| 55, Barwell Avenue, St. Helens | Leasehold | 72 m² | £185,000 (2024) |
| 59 Barwell Avenue, St. Helens | - | 70 m² | - |