| 1 Helen House, Rollason Way, Brentwood, Brentwood | Leasehold | 48 m² | £240,000 (2023) |
| 2 Helen House, Rollason Way, Brentwood, Brentwood | Leasehold | 64 m² | £212,500 (2006) |
| 3 Helen House, Rollason Way, Brentwood, Brentwood | Leasehold | 51 m² | £208,500 (2007) |
| 8 Helen House, Rollason Way, Brentwood, Brentwood | Leasehold | 55 m² | £240,125 (2016) |
| 9 Helen House, Rollason Way, Brentwood, Brentwood | Leasehold | 51 m² | £185,000 (2006) |
| 11 Helen House, Rollason Way, Brentwood, Brentwood | Leasehold | 61 m² | £285,000 (2025) |
| 12 Helen House, Rollason Way, Brentwood, Brentwood | Leasehold | 73 m² | £187,500 (2010) |
| 14 Helen House, Rollason Way, Brentwood, Brentwood | Leasehold | 67 m² | £243,000 (2015) |
| Flat 4, Helen House, Rollason Way, Brentwood | Leasehold | 62 m² | £220,000 (2006) |
| Flat 5, Helen House, Rollason Way, Brentwood | Leasehold | 43 m² | £250,000 (2018) |
| Flat 6 Helen House, Rollason Way, Brentwood | Leasehold | 74 m² | £217,000 (2006) |
| Flat 7 Helen House, Rollason Way, Brentwood | Leasehold | 60 m² | £272,000 (2025) |
| Flat 10, Helen House, Rollason Way, Brentwood | Leasehold | 34 m² | £160,000 (2024) |
| Flat 13, Helen House, Rollason Way, Brentwood | Leasehold | 45 m² | £249,000 (2020) |
| Flat 15, Helen House, Rollason Way, Brentwood | Leasehold | 66 m² | £315,000 (2018) |
| Flat 17 Helen House, Rollason Way, Brentwood | Leasehold | 62 m² | £290,000 (2024) |
