| Flat 1 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 80 m² | £345,000 (2018) |
| Flat 2 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 84 m² | £349,000 (2018) |
| Flat 3 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 67 m² | £275,000 (2018) |
| Flat 4 Sonar House, 1, Marine Crescent, Ilford | - | 68 m² | - |
| Flat 5 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 90 m² | £138,250 (2018) |
| Flat 6 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 74 m² | £345,000 (2017) |
| Flat 7 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 68 m² | £280,000 (2017) |
| Flat 8 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 78 m² | £345,000 (2017) |
| Flat 9 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 51 m² | £259,000 (2018) |
| Flat 10 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £280,000 (2023) |
| Flat 11 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 65 m² | £328,000 (2017) |
| Flat 12 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £255,000 (2018) |
| Flat 13 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 75 m² | £328,000 (2018) |
| Flat 14 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 51 m² | £261,000 (2017) |
| Flat 15 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £259,000 (2017) |
| Flat 16 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 65 m² | £350,000 (2025) |
| Flat 17 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £283,000 (2023) |
| Flat 18 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 75 m² | £338,000 (2018) |
| Flat 19 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 51 m² | £264,000 (2017) |
| Flat 20 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £262,000 (2017) |
| Flat 21 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 65 m² | £330,000 (2017) |
| Flat 22 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £280,000 (2025) |
| Flat 23 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 75 m² | £332,000 (2017) |
| Flat 24 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 65 m² | £345,000 (2024) |
| Flat 25 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £265,000 (2018) |
| Flat 26 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 75 m² | £345,000 (2017) |
| Flat 27 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 75 m² | £170,000 (2022) |
| Flat 28 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £279,000 (2022) |
| Flat 29 Sonar House, 1, Marine Crescent, Ilford | - | 50 m² | - |
| Flat 30 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 75 m² | £335,000 (2024) |
| Flat 31 Sonar House, 1, Marine Crescent, Ilford | - | 75 m² | - |
| Flat 32 Sonar House, 1, Marine Crescent, Ilford | - | 50 m² | - |
| Flat 33 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £116,000 (2024) |
| Flat 34 Sonar House, 1, Marine Crescent, Ilford | - | 75 m² | - |
| Flat 35 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 75 m² | £136,000 (2023) |
| Flat 36 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £193,125 (2018) |
| Flat 37 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £280,000 (2022) |
| Flat 38 Sonar House, 1, Marine Crescent, Ilford | - | 75 m² | - |
| Flat 39 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 75 m² | £224,250 (2022) |
| Flat 40 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 75 m² | £355,000 (2024) |
| Flat 41 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £255,000 (2017) |
| Flat 42 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 65 m² | £320,000 (2024) |
| Flat 43 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £262,000 (2026) |
| Flat 44 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 51 m² | £264,000 (2020) |
| Flat 45 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 75 m² | £330,000 (2017) |
| Flat 46 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £257,000 (2017) |
| Flat 47 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 65 m² | £322,000 (2017) |
| Flat 48 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £259,000 (2017) |
| Flat 49 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 51 m² | £261,000 (2017) |
| Flat 50 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 75 m² | £340,000 (2017) |
| Flat 51 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £270,000 (2022) |
| Flat 52 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 65 m² | £324,000 (2017) |
| Flat 53 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 50 m² | £262,000 (2017) |
| Flat 54 Sonar House, 1, Marine Crescent, Ilford | Leasehold | 51 m² | £260,000 (2019) |
