| Flat 101, The Helm, 4 Basin Approach, London | Leasehold | 48 m² | £248,000 (2014) |
| Flat 102, The Helm, 4 Basin Approach, London | Leasehold | 49 m² | £280,000 (2007) |
| Flat 103, The Helm, 4 Basin Approach, London | Leasehold | 90 m² | £297,750 (2014) |
| Flat 104 The Helm, 4, Basin Approach, London | Leasehold | 90 m² | £250,000 (2009) |
| Flat 201 The Helm, 4, Basin Approach, London | Leasehold | 70 m² | £310,000 (2014) |
| Flat 202 The Helm, 4, Basin Approach, London | Leasehold | 76 m² | £240,000 (2009) |
| Flat 203 The Helm, 4, Basin Approach, London | Leasehold | 51 m² | £270,000 (2007) |
| Flat 204, The Helm, 4 Basin Approach, London | Leasehold | 50 m² | £350,000 (2008) |
| Flat 205 The Helm, 4, Basin Approach, London | Leasehold | 90 m² | £408,000 (2014) |
| Flat 206 The Helm, 4, Basin Approach, London | Leasehold | 90 m² | £250,000 (2009) |
| Flat 301 The Helm, 4, Basin Approach, London | Leasehold | 52 m² | £400,000 (2020) |
| Flat 302 The Helm, 4, Basin Approach, London | Leasehold | 75 m² | £235,000 (2009) |
| Flat 303 The Helm, 4, Basin Approach, London | Leasehold | 51 m² | £250,000 (2007) |
| Flat 304, The Helm, 4 Basin Approach, London | Leasehold | 55 m² | £365,000 (2007) |
| Flat 305 The Helm, 4, Basin Approach, London | Leasehold | 90 m² | £250,000 (2009) |
| Flat 306, The Helm, 4 Basin Approach, London | - | 90 m² | - |
| Flat 401, The Helm, 4 Basin Approach, London | Leasehold | 68 m² | £235,000 (2009) |
| Flat 402 The Helm, 4, Basin Approach, London | - | 61 m² | - |
| Flat 403 The Helm, 4, Basin Approach, London | Leasehold | 53 m² | £370,000 (2008) |
| Flat 404, The Helm, 4 Basin Approach, London | Leasehold | 55 m² | £330,000 (2017) |
| Flat 406 The Helm, 4, Basin Approach, London | Leasehold | 90 m² | £275,000 (2009) |
| Flat 501, The Helm, 4 Basin Approach, London | - | 110 m² | - |
| Flat 502 The Helm, 4, Basin Approach, London | - | 75 m² | - |
| Flat 503, The Helm, 4 Basin Approach, London | Leasehold | 55 m² | £375,000 (2007) |
| Flat 504, The Helm, 4 Basin Approach, London | Leasehold | 53 m² | £375,000 (2007) |
| Flat 505, The Helm, 4 Basin Approach, London | Leasehold | 87 m² | £470,000 (2025) |
| Flat 506 The Helm, 4, Basin Approach, London | Leasehold | 90 m² | £250,000 (2011) |
| Flat 601, The Helm, 4 Basin Approach, London | Leasehold | 53 m² | £273,000 (2026) |
| Flat 602 The Helm, 4, Basin Approach, London | Leasehold | 56 m² | £170,000 (2009) |
| Flat 603 The Helm, 4, Basin Approach, London | Leasehold | 51 m² | £250,000 (2009) |
| Flat 604 The Helm, 4, Basin Approach, London | Leasehold | 79 m² | £420,000 (2015) |
| Flat 701, The Helm, 4 Basin Approach, London | Leasehold | 75 m² | £225,000 (2009) |
| Flat 702 The Helm, 4, Basin Approach, London | Leasehold | 72 m² | £310,000 (2009) |
| Flat 703 The Helm, 4, Basin Approach, London | Leasehold | 81 m² | £250,000 (2009) |
| Flat 801 The Helm, 4, Basin Approach, London | Leasehold | 62 m² | £235,000 (2007) |
| Flat 802, The Helm, 4 Basin Approach, London | Leasehold | 105 m² | £390,000 (2009) |
