Finding extended homes…
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Sign in to keep them on every device →Finding extended homes…
Homes within 1 km whose energy certificates show the floor area growing: extensions, loft and garage conversions. Tap a home on the map or in the list for its full history. Back to BR3 4SE
Not every extension shows here. We only see building work when a new energy certificate is lodged, which happens when a home is sold, let or newly built. A loft or extension added since then won't appear, even with planning permission and building control sign-off, because those records aren't published as open data outside London. Missing work doesn't mean missing paperwork.
| Home | Before | After | Added | Recorded |
|---|---|---|---|---|
| 41, Beck Lane349 m away | 89 m² | 220 m² | +131 m² +147% | 2023 |
| 130, Maple Road990 m away | 100 m² | 210 m² | +110 m² +110% | 2014 |
| 27, Clock House Road806 m away | 64 m² | 152 m² | +88 m² +138% | 2024 |
| 41, Elmers End Road331 m away | 116 m² | 201 m² | +85 m² +73% | 2025 |
| 29, Maple Road791 m away | 76 m² | 157 m² | +81 m² +107% | 2018 |
| 194, Beckenham Road688 m away | 337 m² | 418 m² | +81 m² +24% | 2017 |
| 45, Cromwell Road743 m away | 135 m² | 213 m² | +78 m² +58% | 2023 |
| 33, Sheringham Road569 m away | 82 m² | 160 m² | +78 m² +95% | 2019 |
| 57, Hampden Avenue900 m away |
From energy performance certificates (MHCLG): a later certificate shows at least 15 m² and 15% more floor area than an earlier one (and no more than 2.5 times, to leave out typing errors). Some changes come from a more careful measurement rather than building work. Addresses: HM Land Registry. Contains HM Land Registry data © Crown copyright and database right 2026, OGL v3.0.
| 98 m² |
| 170 m² |
| +72 m² +73% |
| 2025 |
| 191, Ravenscroft Road180 m away | 63 m² | 135 m² | +72 m² +114% | 2021 |
|---|
| 98, Avenue Road270 m away | 72 m² | 143 m² | +71 m² +99% | 2025 |
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| 45, St James'S Avenue829 m away | 110 m² | 179 m² | +69 m² +63% | 2017 |
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| 26, Ravenscroft Road500 m away | 89 m² | 157 m² | +68 m² +76% | 2025 |
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| 115, Croydon Road639 m away | 261 m² | 329 m² | +68 m² +26% | 2017 |
|---|
| 19, Chesham Crescent376 m away | 105 m² | 172 m² | +67 m² +64% | 2014 |
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| 15, Warwick Road758 m away | 114 m² | 179 m² | +65 m² +57% | 2021 |
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| 45, Kingsdale Road872 m away | 64 m² | 128 m² | +64 m² +100% | 2020 |
|---|
| 80, Ravenscroft Road500 m away | 102 m² | 164 m² | +62 m² +61% | 2020 |
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| 48, Barnmead Road838 m away | 117 m² | 179 m² | +62 m² +53% | 2020 |
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| 50, Birkbeck Road548 m away | 106 m² | 166 m² | +60 m² +57% | 2025 |
|---|
| 152, Blandford Road383 m away | 83 m² | 143 m² | +60 m² +72% | 2021 |
|---|
| 35, Hampden Road835 m away | 73 m² | 133 m² | +60 m² +82% | 2018 |
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| 295, Beckenham Road647 m away | 125 m² | 185 m² | +60 m² +48% | 2016 |
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| 58, Forster Road743 m away | 115 m² | 174 m² | +59 m² +51% | 2023 |
|---|
| 5a, Villiers Road256 m away | 92 m² | 151 m² | +59 m² +64% | 2019 |
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| 22, Shrewsbury Road957 m away | 98 m² | 155 m² | +57 m² +58% | 2025 |
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| 62, Forster Road743 m away | 111 m² | 165 m² | +54 m² +49% | 2025 |
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| 34, Jasmine Grove973 m away | 150 m² | 204 m² | +54 m² +36% | 2024 |
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| 6, Kenilworth Road631 m away | 104 m² | 158 m² | +54 m² +52% | 2020 |
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| 81, Mackenzie Road368 m away | 60 m² | 113 m² | +53 m² +88% | 2022 |
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| 204, Clock House Road707 m away | 84 m² | 134 m² | +50 m² +60% | 2026 |
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| 35, Forster Road763 m away | 101 m² | 151 m² | +50 m² +50% | 2025 |
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| 53, St James'S Avenue829 m away | 108 m² | 158 m² | +50 m² +46% | 2022 |
|---|
| 86, Barnmead Road817 m away | 97 m² | 146 m² | +49 m² +51% | 2022 |
|---|
| 106, Mackenzie Road391 m away | 76 m² | 125 m² | +49 m² +64% | 2016 |
|---|
| 100, Forster Road743 m away | 98 m² | 147 m² | +49 m² +50% | 2016 |
|---|
| 167, Ravenscroft Road180 m away | 97 m² | 145 m² | +48 m² +49% | 2026 |
|---|
| 5, Kenilworth Road631 m away | 98 m² | 146 m² | +48 m² +49% | 2022 |
|---|
| 34, Pelham Road145 m away | 104 m² | 152 m² | +48 m² +46% | 2021 |
|---|
| 17, Villiers Road256 m away | 101 m² | 148 m² | +47 m² +47% | 2024 |
|---|
| 217, Clock House Road669 m away | 82 m² | 129 m² | +47 m² +57% | 2022 |
|---|
| 34, Hampden Road803 m away | 94 m² | 141 m² | +47 m² +50% | 2021 |
|---|
| 62, Tremaine Road665 m away | 138 m² | 185 m² | +47 m² +34% | 2019 |
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| 31, Cromwell Road743 m away | 120 m² | 167 m² | +47 m² +39% | 2016 |
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| 91, Blandford Road399 m away | 72 m² | 118 m² | +46 m² +64% | 2026 |
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| 76, Kings Hall Road966 m away | 203 m² | 248 m² | +45 m² +22% | 2026 |
|---|
| 386, Blandford Road133 m away | 71 m² | 116 m² | +45 m² +63% | 2022 |
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| 311, Blandford Road199 m away | 86 m² | 131 m² | +45 m² +52% | 2022 |
|---|
| 29, Wheathill Road915 m away | 152 m² | 197 m² | +45 m² +30% | 2016 |
|---|
| 5, Dorset Road524 m away | 104 m² | 148 m² | +44 m² +42% | 2022 |
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| 32, Hampden Road803 m away | 95 m² | 139 m² | +44 m² +46% | 2022 |
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| 250, Blandford Road214 m away | 66 m² | 109 m² | +43 m² +65% | 2025 |
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| 13, Gwydor Road695 m away | 114 m² | 157 m² | +43 m² +38% | 2023 |
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| 29, Ash Grove320 m away | 85 m² | 128 m² | +43 m² +51% | 2022 |
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| 155, Churchfields Road403 m away | 84 m² | 126 m² | +42 m² +50% | 2023 |
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| 90, Belmont Road954 m away | 74 m² | 116 m² | +42 m² +57% | 2023 |
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| 116, Mackenzie Road178 m away | 104 m² | 146 m² | +42 m² +40% | 2022 |
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| 33, Kenilworth Road631 m away | 91 m² | 133 m² | +42 m² +46% | 2020 |
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| 65, Kendall Road632 m away | 82 m² | 123 m² | +41 m² +50% | 2026 |
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| 235, Birkbeck Road186 m away | 64 m² | 105 m² | +41 m² +64% | 2025 |
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| 48, Chesham Road304 m away | 121 m² | 162 m² | +41 m² +34% | 2025 |
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| 61, Forster Road777 m away | 86 m² | 127 m² | +41 m² +48% | 2024 |
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| 12, Cromwell Road962 m away | 99 m² | 140 m² | +41 m² +41% | 2024 |
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| 30, Felmingham Road429 m away | 72 m² | 113 m² | +41 m² +57% | 2023 |
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| 3, Warwick Road758 m away | 101 m² | 142 m² | +41 m² +41% | 2022 |
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| 42, Clock House Road848 m away | 139 m² | 180 m² | +41 m² +29% | 2020 |
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| 7, Forster Road763 m away | 121 m² | 161 m² | +40 m² +33% | 2026 |
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| 36, Pelham Road145 m away | 108 m² | 148 m² | +40 m² +37% | 2025 |
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| 25, Clement Road250 m away | 82 m² | 122 m² | +40 m² +49% | 2023 |
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| 53, Stembridge Road736 m away | 106 m² | 146 m² | +40 m² +38% | 2020 |
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| 84, Clock House Road720 m away | 123 m² | 162 m² | +39 m² +32% | 2026 |
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| 85, Ravenscroft Road503 m away | 91 m² | 130 m² | +39 m² +43% | 2024 |
|---|
| 26, Barnmead Road838 m away | 194 m² | 233 m² | +39 m² +20% | 2021 |
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| 285, Beckenham Road647 m away | 59 m² | 97 m² | +38 m² +64% | 2026 |
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| 134, Blandford Road383 m away | 110 m² | 148 m² | +38 m² +35% | 2023 |
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| 181, High Street848 m away | 32 m² | 70 m² | +38 m² +119% | 2019 |
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| 130, Mackenzie Road178 m away | 95 m² | 132 m² | +37 m² +39% | 2026 |
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| 174, Beckenham Road688 m away | 178 m² | 215 m² | +37 m² +21% | 2026 |
|---|
| 301, Clock House Road827 m away | 67 m² | 104 m² | +37 m² +55% | 2026 |
|---|
| 2, Kendall Road610 m away | 125 m² | 162 m² | +37 m² +30% | 2024 |
|---|
| 37, Kenilworth Road631 m away | 85 m² | 122 m² | +37 m² +44% | 2022 |
|---|
| 40, Barnmead Road838 m away | 164 m² | 200 m² | +36 m² +22% | 2023 |
|---|
| 76, Blandford Road587 m away | 86 m² | 122 m² | +36 m² +42% | 2021 |
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| 49, Hampden Road835 m away | 93 m² | 129 m² | +36 m² +39% | 2019 |
|---|
| 6, Wimborne Way864 m away | 88 m² | 124 m² | +36 m² +41% | 2019 |
|---|
| 1, Birkbeck Road548 m away | 45 m² | 81 m² | +36 m² +80% | 2018 |
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| 50, Allen Road115 m away | 90 m² | 125 m² | +35 m² +39% | 2025 |
|---|
| 129, Croydon Road639 m away | 227 m² | 262 m² | +35 m² +15% | 2024 |
|---|
| 120, Elmers End Road310 m away | 106 m² | 141 m² | +35 m² +33% | 2022 |
|---|
| 73, Ravenscroft Road503 m away | 101 m² | 136 m² | +35 m² +35% | 2022 |
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| 7, Blandford Avenue557 m away | 84 m² | 119 m² | +35 m² +42% | 2017 |
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| 2, Wimborne Way864 m away | 91 m² | 126 m² | +35 m² +38% | 2017 |
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| 277, Beckenham Road647 m away | 103 m² | 138 m² | +35 m² +34% | 2014 |
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| 16, Elmers End Road481 m away | 124 m² | 158 m² | +34 m² +27% | 2026 |
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| 132, Birkbeck Road142 m away | 117 m² | 151 m² | +34 m² +29% | 2024 |
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| 21, Warwick Road758 m away | 107 m² | 141 m² | +34 m² +32% | 2023 |
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| Inchbare, Maple Road795 m away | 34 m² | 68 m² | +34 m² +100% | 2023 |
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| 18, Hampden Avenue870 m away | 100 m² | 134 m² | +34 m² +34% | 2020 |
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| 55, Brooklyn Road980 m away | 90 m² | 124 m² | +34 m² +38% | 2020 |
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| 172, Birkbeck Road142 m away | 84 m² | 118 m² | +34 m² +40% | 2019 |
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| 119, Mackenzie Road186 m away | 110 m² | 144 m² | +34 m² +31% | 2018 |
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| 13, Stodart Road666 m away | 131 m² | 165 m² | +34 m² +26% | 2017 |
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| 17, Padua Road713 m away | 61 m² | 95 m² | +34 m² +56% | 2016 |
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| 16, Padua Road713 m away | 119 m² | 152 m² | +33 m² +28% | 2026 |
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| 116, Blandford Road383 m away | 85 m² | 118 m² | +33 m² +39% | 2023 |
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| 38, Birkbeck Road548 m away | 99 m² | 131 m² | +32 m² +32% | 2026 |
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| 28, Bourdon Road492 m away | 99 m² | 131 m² | +32 m² +32% | 2024 |
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| 29, Pelham Road159 m away | 102 m² | 134 m² | +32 m² +31% | 2022 |
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| 28, Oak Grove Road444 m away | 80 m² | 112 m² | +32 m² +40% | 2021 |
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| 186, Clock House Road675 m away | 84 m² | 116 m² | +32 m² +38% | 2019 |
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| 5, Piquet Road352 m away | 118 m² | 150 m² | +32 m² +27% | 2018 |
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| 16, Blandford Road587 m away | 95 m² | 127 m² | +32 m² +34% | 2015 |
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| 30, Stembridge Road763 m away | 85 m² | 117 m² | +32 m² +38% | 2013 |
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| 62, Barnmead Road838 m away | 120 m² | 151 m² | +31 m² +26% | 2026 |
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| 31, Torr Road970 m away | 86 m² | 117 m² | +31 m² +36% | 2023 |
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| 50a, Croydon Road707 m away | 69 m² | 100 m² | +31 m² +45% | 2021 |
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| 275, Clock House Road827 m away | 84 m² | 115 m² | +31 m² +37% | 2020 |
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| 72a, Samos Road548 m away | 79 m² | 110 m² | +31 m² +39% | 2019 |
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| 40, Stodart Road666 m away | 103 m² | 134 m² | +31 m² +30% | 2019 |
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| Flat 7, Clock House Court, Clock House Road891 m away | 39 m² | 70 m² | +31 m² +79% | 2019 |
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| 1, Wadhurst Close975 m away | 56 m² | 87 m² | +31 m² +55% | 2016 |
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| 20, Warwick Road745 m away | 112 m² | 143 m² | +31 m² +28% | 2014 |
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| 22, Hampden Avenue870 m away | 103 m² | 133 m² | +30 m² +29% | 2026 |
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| 46, Blandford Road587 m away | 98 m² | 128 m² | +30 m² +31% | 2025 |
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| 94, Forster Road743 m away | 133 m² | 163 m² | +30 m² +23% | 2024 |
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| 41, Arrol Road215 m away | 75 m² | 105 m² | +30 m² +40% | 2022 |
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| 150, Beckenham Road688 m away | 178 m² | 207 m² | +29 m² +16% | 2021 |
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| 170, Birkbeck Road142 m away | 86 m² | 115 m² | +29 m² +34% | 2020 |
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| 49, Clevedon Road613 m away | 107 m² | 136 m² | +29 m² +27% | 2018 |
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| 50, Stembridge Road763 m away | 79 m² | 107 m² | +28 m² +35% | 2026 |
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| 109, Elmers End Road265 m away | 51 m² | 79 m² | +28 m² +55% | 2023 |
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| 265a, Beckenham Road647 m away | 74 m² | 102 m² | +28 m² +38% | 2021 |
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| 27, Hampden Road835 m away | 93 m² | 121 m² | +28 m² +30% | 2019 |
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| 28, Green Lane974 m away | 88 m² | 116 m² | +28 m² +32% | 2015 |
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| 123, Ravenscroft Road180 m away | 85 m² | 112 m² | +27 m² +32% | 2026 |
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| 4a, Tremaine Road665 m away | 53 m² | 80 m² | +27 m² +51% | 2023 |
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| 26, Churchfields Road677 m away | 86 m² | 113 m² | +27 m² +31% | 2022 |
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| 50, Barnmead Road838 m away | 150 m² | 177 m² | +27 m² +18% | 2021 |
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| 105, Avenue Road312 m away | 71 m² | 98 m² | +27 m² +38% | 2020 |
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| 87, Clock House Road692 m away | 124 m² | 151 m² | +27 m² +22% | 2019 |
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| 76, Ravenscroft Road500 m away | 114 m² | 141 m² | +27 m² +24% | 2017 |
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| 94, Ravenscroft Road500 m away | 113 m² | 140 m² | +27 m² +24% | 2017 |
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| 34, Kings Hall Road979 m away | 114 m² | 140 m² | +26 m² +23% | 2023 |
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| 23, Cottingham Road927 m away | 78 m² | 104 m² | +26 m² +33% | 2022 |
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| 166, Birkbeck Road142 m away | 87 m² | 113 m² | +26 m² +30% | 2020 |
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| Flat 6, Strood House, Evelina Road916 m away | 19 m² | 45 m² | +26 m² +137% | 2020 |
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| 193, Birkbeck Road85 m away | 94 m² | 119 m² | +25 m² +27% | 2026 |
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| 14, Villiers Road256 m away | 73 m² | 98 m² | +25 m² +34% | 2024 |
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| 4, Hampden Road803 m away | 131 m² | 156 m² | +25 m² +19% | 2023 |
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| 124, Blandford Road383 m away | 74 m² | 99 m² | +25 m² +34% | 2020 |
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| 29, Chesham Road304 m away | 55 m² | 80 m² | +25 m² +45% | 2019 |
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| 76, Mackenzie Road391 m away | 86 m² | 110 m² | +24 m² +28% | 2025 |
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| 40, Kenilworth Road631 m away | 126 m² | 150 m² | +24 m² +19% | 2024 |
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| 59, Cromwell Road743 m away | 82 m² | 106 m² | +24 m² +29% | 2023 |
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| Flat 4, 180, Birkbeck Road142 m away | 49 m² | 73 m² | +24 m² +49% | 2022 |
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| 30, Birkbeck Road548 m away | 89 m² | 113 m² | +24 m² +27% | 2022 |
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| 114, Marlow Road676 m away | 99 m² | 123 m² | +24 m² +24% | 2020 |
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| 15, Wimborne Way864 m away | 54 m² | 78 m² | +24 m² +44% | 2019 |
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| 18, Piquet Road384 m away | 106 m² | 130 m² | +24 m² +23% | 2018 |
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| 19, Chaffinch Road930 m away | 93 m² | 117 m² | +24 m² +26% | 2018 |
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| Flat 5, 26, Chestnut Grove950 m away | 45 m² | 69 m² | +24 m² +53% | 2017 |
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| 152, Maple Road990 m away | 52 m² | 75 m² | +23 m² +44% | 2025 |
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| 12, Villiers Road256 m away | 74 m² | 97 m² | +23 m² +31% | 2022 |
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| 27, Ash Grove320 m away | 101 m² | 124 m² | +23 m² +23% | 2022 |
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| 76, Birkbeck Road399 m away | 92 m² | 115 m² | +23 m² +25% | 2022 |
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| Flat 10, Golden Mews, 15, Howard Road761 m away | 71 m² | 94 m² | +23 m² +32% | 2018 |
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| 20a, Ash Grove320 m away | 48 m² | 70 m² | +22 m² +46% | 2023 |
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| 4, Mackenzie Road561 m away | 103 m² | 125 m² | +22 m² +21% | 2023 |
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| 20, Kimberley Road340 m away | 64 m² | 86 m² | +22 m² +34% | 2021 |
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| 30, Blandford Avenue557 m away | 74 m² | 96 m² | +22 m² +30% | 2021 |
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| 35, Sheringham Road569 m away | 83 m² | 105 m² | +22 m² +27% | 2021 |
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| 7a, Howard Road761 m away | 85 m² | 107 m² | +22 m² +26% | 2020 |
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| 24a, Jasmine Grove973 m away | 31 m² | 53 m² | +22 m² +71% | 2020 |
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| 20, Forster Road731 m away | 126 m² | 148 m² | +22 m² +17% | 2015 |
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| Flat 26, Roberts Court, Maple Road765 m away | 39 m² | 61 m² | +22 m² +56% | 2014 |
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| Flat 15, Penceat Court, 17, Bourdon Road453 m away | 29 m² | 51 m² | +22 m² +76% | 2013 |
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| 24, Wimborne Way864 m away | 71 m² | 93 m² | +22 m² +31% | 2013 |
|---|
| Flat 46, Wheathill House, Croydon Road969 m away | 66 m² | 88 m² | +22 m² +33% | 2012 |
|---|
| 34, Villiers Road256 m away | 87 m² | 108 m² | +21 m² +24% | 2024 |
|---|
| 7a, Kendall Road632 m away | 57 m² | 78 m² | +21 m² +37% | 2024 |
|---|
| 152, Ravenscroft Road213 m away | 66 m² | 87 m² | +21 m² +32% | 2022 |
|---|
| 35, Cottingham Road927 m away | 78 m² | 99 m² | +21 m² +27% | 2022 |
|---|
| 25, Seward Road313 m away | 96 m² | 117 m² | +21 m² +22% | 2021 |
|---|
| 26, Felmingham Road429 m away | 75 m² | 96 m² | +21 m² +28% | 2021 |
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| 45b, Royston Road509 m away | 67 m² | 88 m² | +21 m² +31% | 2020 |
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| 133, Elmers End Road265 m away | 81 m² | 102 m² | +21 m² +26% | 2019 |
|---|
| Flat 7, Woodbury Court, 199, Mackenzie Road0 m away | 31 m² | 52 m² | +21 m² +68% | 2018 |
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| 30, Piquet Road384 m away | 83 m² | 104 m² | +21 m² +25% | 2018 |
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| 177, Beckenham Road862 m away | 29 m² | 50 m² | +21 m² +72% | 2017 |
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| Flat 49, Deverill Court, Avenue Road494 m away | 59 m² | 79 m² | +20 m² +34% | 2026 |
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| 8, Thayers Farm Road877 m away | 68 m² | 88 m² | +20 m² +29% | 2026 |
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| 7, Balgowan Road965 m away | 130 m² | 150 m² | +20 m² +15% | 2024 |
|---|
| 243, Ravenscroft Road244 m away | 63 m² | 83 m² | +20 m² +32% | 2022 |
|---|
| 100, Blandford Road383 m away | 84 m² | 104 m² | +20 m² +24% | 2022 |
|---|
| 220b, Birkbeck Road206 m away | 21 m² | 41 m² | +20 m² +95% | 2020 |
|---|
| 79, Beck Lane349 m away | 92 m² | 112 m² | +20 m² +22% | 2019 |
|---|
| 172, Clock House Road675 m away | 78 m² | 98 m² | +20 m² +26% | 2017 |
|---|
| 4, Sultan Street430 m away | 80 m² | 100 m² | +20 m² +25% | 2014 |
|---|
| 102a, Croydon Road583 m away | 76 m² | 96 m² | +20 m² +26% | 2014 |
|---|
| 256, Clock House Road874 m away | 113 m² | 133 m² | +20 m² +18% | 2014 |
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