Approximate location (postcode centre). Map data © OpenStreetMap contributors.
Planning designations from planning.data.gov.uk and Environment Agency flood-risk data, © Crown copyright and database right, under the Open Government Licence v3.0. Coverage is incomplete and depends on the local authority — absence here does not guarantee a property is unaffected. Always check official sources.
Averages cover every recorded sale in SE3 9DD (2025) and are not adjusted for house-price changes over that period — where the market has risen, older sales pull the average below today’s values, so treat this as a rough guide rather than a like-for-like comparison.
This address covers more than one registered unit or interest (for example separate flats, or a leasehold and the freehold). The Property column shows each one. These are separate Land Registry entries, not repeat sales of one home.
| Property | Date sold | Price paid | Property type | Tenure | New build |
|---|---|---|---|---|---|
| FLAT 805, CIPHER HOUSE, 21 | 5 March 2025 | £521,624 | Flat/Maisonette | Leasehold | Yes |
| FLAT 806, CIPHER HOUSE, 21 | 5 March 2025 | £523,396 | Flat/Maisonette | Leasehold | Yes |
| FLAT G02, CIPHER HOUSE, 21 | 5 March 2025 | £573,018 | Flat/Maisonette | Leasehold | Yes |
| FLAT G03, CIPHER HOUSE, 21 | 5 March 2025 | £638,000 | Flat/Maisonette | Leasehold | Yes |
| FLAT 108, CIPHER HOUSE, 21 | 5 March 2025 | £344,992 | Flat/Maisonette | Leasehold | Yes |
| FLAT 201, CIPHER HOUSE, 21 | 5 March 2025 | £424,152 | Flat/Maisonette | Leasehold | Yes |
| FLAT 202, CIPHER HOUSE, 21 | 5 March 2025 | £369,803 | Flat/Maisonette | Leasehold | Yes |
| FLAT 203, CIPHER HOUSE, 21 | 5 March 2025 | £512,172 | Flat/Maisonette | Leasehold | Yes |
| FLAT 204, CIPHER HOUSE, 21 | 5 March 2025 | £298,915 | Flat/Maisonette | Leasehold | Yes |
| FLAT 205, CIPHER HOUSE, 21 | 5 March 2025 | £431,831 | Flat/Maisonette | Leasehold | Yes |
| FLAT 206, CIPHER HOUSE, 21 | 5 March 2025 | £369,803 | Flat/Maisonette | Leasehold | Yes |
| FLAT 207, CIPHER HOUSE, 21 | 5 March 2025 | £389,889 | Flat/Maisonette | Leasehold | Yes |
| FLAT 208, CIPHER HOUSE, 21 | 5 March 2025 | £424,152 | Flat/Maisonette | Leasehold | Yes |
| FLAT 301, CIPHER HOUSE, 21 | 5 March 2025 | £424,152 | Flat/Maisonette | Leasehold | Yes |
| FLAT 302, CIPHER HOUSE, 21 | 5 March 2025 | £369,803 | Flat/Maisonette | Leasehold | Yes |
| FLAT 303, CIPHER HOUSE, 21 | 5 March 2025 | £512,172 | Flat/Maisonette | Leasehold | Yes |
| FLAT 304, CIPHER HOUSE, 21 | 5 March 2025 | £298,915 | Flat/Maisonette | Leasehold | Yes |
| FLAT 305, CIPHER HOUSE, 21 | 5 March 2025 | £431,831 | Flat/Maisonette | Leasehold | Yes |
| FLAT 306, CIPHER HOUSE, 21 | 5 March 2025 | £369,803 | Flat/Maisonette | Leasehold | Yes |
| FLAT 307, CIPHER HOUSE, 21 | 5 March 2025 | £389,889 | Flat/Maisonette | Leasehold | Yes |
| FLAT 308, CIPHER HOUSE, 21 | 5 March 2025 | £424,152 | Flat/Maisonette | Leasehold | Yes |
| FLAT 401, CIPHER HOUSE, 21 | 5 March 2025 | £424,152 | Flat/Maisonette | Leasehold | Yes |
| FLAT 402, CIPHER HOUSE, 21 | 5 March 2025 | £369,803 | Flat/Maisonette | Leasehold | Yes |
| FLAT 403, CIPHER HOUSE, 21 | 5 March 2025 | £512,172 | Flat/Maisonette | Leasehold | Yes |
| FLAT 404, CIPHER HOUSE, 21 | 5 March 2025 | £298,915 | Flat/Maisonette | Leasehold | Yes |
| FLAT 405, CIPHER HOUSE, 21 | 5 March 2025 | £431,831 | Flat/Maisonette | Leasehold | Yes |
| FLAT 406, CIPHER HOUSE, 21 | 5 March 2025 | £369,803 | Flat/Maisonette | Leasehold | Yes |
| FLAT 407, CIPHER HOUSE, 21 | 5 March 2025 | £389,889 | Flat/Maisonette | Leasehold | Yes |
| FLAT 408, CIPHER HOUSE, 21 | 5 March 2025 | £424,152 | Flat/Maisonette | Leasehold | Yes |
| FLAT 502, CIPHER HOUSE, 21 | 5 March 2025 | £369,803 | Flat/Maisonette | Leasehold | Yes |
| FLAT 504, CIPHER HOUSE, 21 | 5 March 2025 | £298,915 | Flat/Maisonette | Leasehold | Yes |
| FLAT 804, CIPHER HOUSE, 21 | 5 March 2025 | £463,140 | Flat/Maisonette | Leasehold | Yes |
| FLAT 601, CIPHER HOUSE, 21 | 5 March 2025 | £424,152 | Flat/Maisonette | Leasehold | Yes |
| FLAT 602, CIPHER HOUSE, 21 | 5 March 2025 | £369,803 | Flat/Maisonette | Leasehold | Yes |
| FLAT 603, CIPHER HOUSE, 21 | 5 March 2025 | £512,172 | Flat/Maisonette | Leasehold | Yes |
| FLAT 604, CIPHER HOUSE, 21 | 5 March 2025 | £298,915 | Flat/Maisonette | Leasehold | Yes |
| FLAT 605, CIPHER HOUSE, 21 | 5 March 2025 | £431,831 | Flat/Maisonette | Leasehold | Yes |
| FLAT 606, CIPHER HOUSE, 21 | 5 March 2025 | £369,803 | Flat/Maisonette | Leasehold | Yes |
| FLAT 607, CIPHER HOUSE, 21 | 5 March 2025 | £389,889 | Flat/Maisonette | Leasehold | Yes |
| FLAT 608, CIPHER HOUSE, 21 | 5 March 2025 | £424,152 | Flat/Maisonette | Leasehold | Yes |
| FLAT 701, CIPHER HOUSE, 21 | 5 March 2025 | £424,152 | Flat/Maisonette | Leasehold | Yes |
| FLAT 702, CIPHER HOUSE, 21 | 5 March 2025 | £369,803 | Flat/Maisonette | Leasehold | Yes |
| FLAT 703, CIPHER HOUSE, 21 | 5 March 2025 | £512,172 | Flat/Maisonette | Leasehold | Yes |
| FLAT 704, CIPHER HOUSE, 21 | 5 March 2025 | £298,915 | Flat/Maisonette | Leasehold | Yes |
| FLAT 705, CIPHER HOUSE, 21 | 5 March 2025 | £431,831 | Flat/Maisonette | Leasehold | Yes |
| FLAT 706, CIPHER HOUSE, 21 | 5 March 2025 | £369,803 | Flat/Maisonette | Leasehold | Yes |
| FLAT 707, CIPHER HOUSE, 21 | 5 March 2025 | £389,889 | Flat/Maisonette | Leasehold | Yes |
| FLAT 708, CIPHER HOUSE, 21 | 5 March 2025 | £424,152 | Flat/Maisonette | Leasehold | Yes |
| FLAT 801, CIPHER HOUSE, 21 | 5 March 2025 | £451,916 | Flat/Maisonette | Leasehold | Yes |
| FLAT 802, CIPHER HOUSE, 21 | 5 March 2025 | £514,535 | Flat/Maisonette | Leasehold | Yes |
| FLAT 803, CIPHER HOUSE, 21 | 5 March 2025 | £514,535 | Flat/Maisonette | Leasehold | Yes |
| FLAT G01, CIPHER HOUSE, 21 | 5 March 2025 | £472,592 | Flat/Maisonette | Leasehold | Yes |
| FLAT 101, CIPHER HOUSE, 21 | 5 March 2025 | £424,152 | Flat/Maisonette | Leasehold | Yes |
| FLAT 102, CIPHER HOUSE, 21 | 5 March 2025 | £369,803 | Flat/Maisonette | Leasehold | Yes |
| FLAT 103, CIPHER HOUSE, 21 | 5 March 2025 | £512,172 | Flat/Maisonette | Leasehold | Yes |
| FLAT 104, CIPHER HOUSE, 21 | 5 March 2025 | £298,915 | Flat/Maisonette | Leasehold | Yes |
| FLAT 105, CIPHER HOUSE, 21 | 5 March 2025 | £431,831 | Flat/Maisonette | Leasehold | Yes |
| FLAT 106, CIPHER HOUSE, 21 | 5 March 2025 | £371,576 | Flat/Maisonette | Leasehold | Yes |
| FLAT 107, CIPHER HOUSE, 21 | 5 March 2025 | £389,889 | Flat/Maisonette | Leasehold | Yes |
| FLAT 501, CIPHER HOUSE, 21 | 5 March 2025 | £424,152 | Flat/Maisonette | Leasehold | Yes |
| FLAT 505, CIPHER HOUSE, 21 | 5 March 2025 | £431,831 | Flat/Maisonette | Leasehold | Yes |
| FLAT 506, CIPHER HOUSE, 21 | 5 March 2025 | £369,803 | Flat/Maisonette | Leasehold | Yes |
| FLAT 507, CIPHER HOUSE, 21 | 5 March 2025 | £389,889 | Flat/Maisonette | Leasehold | Yes |
| FLAT 508, CIPHER HOUSE, 21 | 5 March 2025 | £424,152 | Flat/Maisonette | Leasehold | Yes |
| FLAT 503, CIPHER HOUSE, 21 | 5 March 2025 | £512,172 | Flat/Maisonette | Leasehold | Yes |