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 4PU
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 |
|---|---|---|---|---|
| 1a, Whitmore Road758 m away | 144 m² | 292 m² | +148 m² +103% | 2022 |
| 18, Reddons Road738 m away | 246 m² | 387 m² | +141 m² +57% | 2012 |
| 35, Hayne Road314 m away | 199 m² | 305 m² | +106 m² +53% | 2014 |
| 57, Park Road951 m away | 136 m² | 240 m² | +104 m² +76% | 2025 |
| 2, The Willows790 m away | 102 m² | 198 m² | +96 m² +94% | 2020 |
| 46, Churchfields Road287 m away | 79 m² | 173 m² | +94 m² +119% | 2010 |
| 37, Kings Hall Road672 m away | 187 m² | 280 m² | +93 m² +50% | 2021 |
| 87, The Drive793 m away | 80 m² | 172 m² | +92 m² +115% | 2019 |
| 67, Kings Hall Road422 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.
| 215 m² |
| +91 m² +73% |
| 2020 |
| 27, Clock House Road191 m away | 64 m² | 152 m² | +88 m² +138% | 2024 |
|---|
| 40, Park Road993 m away | 154 m² | 240 m² | +86 m² +56% | 2022 |
|---|
| 136, Lennard Road998 m away | 139 m² | 220 m² | +81 m² +58% | 2026 |
|---|
| Stanbrook, Hayne Road472 m away | 90 m² | 171 m² | +81 m² +90% | 2019 |
|---|
| 194, Beckenham Road513 m away | 337 m² | 418 m² | +81 m² +24% | 2017 |
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| 8, Lawn Road863 m away | 166 m² | 244 m² | +78 m² +47% | 2024 |
|---|
| 45, Cromwell Road548 m away | 135 m² | 213 m² | +78 m² +58% | 2023 |
|---|
| 57, Hampden Avenue360 m away | 98 m² | 170 m² | +72 m² +73% | 2025 |
|---|
| 191, Ravenscroft Road940 m away | 63 m² | 135 m² | +72 m² +114% | 2021 |
|---|
| 98, Avenue Road770 m away | 72 m² | 143 m² | +71 m² +99% | 2025 |
|---|
| 13, Whitmore Road758 m away | 102 m² | 173 m² | +71 m² +70% | 2022 |
|---|
| 33, The Drive700 m away | 98 m² | 167 m² | +69 m² +70% | 2021 |
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| 45, St James'S Avenue865 m away | 110 m² | 179 m² | +69 m² +63% | 2017 |
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| 26, Ravenscroft Road674 m away | 89 m² | 157 m² | +68 m² +76% | 2025 |
|---|
| 16, Westfield Road433 m away | 145 m² | 210 m² | +65 m² +45% | 2023 |
|---|
| 45, Kingsdale Road891 m away | 64 m² | 128 m² | +64 m² +100% | 2020 |
|---|
| 12, Cedars Road453 m away | 231 m² | 294 m² | +63 m² +27% | 2026 |
|---|
| 3, The Drive700 m away | 87 m² | 150 m² | +63 m² +72% | 2022 |
|---|
| 61, Whitmore Road905 m away | 160 m² | 223 m² | +63 m² +39% | 2016 |
|---|
| 48, Barnmead Road428 m away | 117 m² | 179 m² | +62 m² +53% | 2020 |
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| 80, Ravenscroft Road674 m away | 102 m² | 164 m² | +62 m² +61% | 2020 |
|---|
| Redroofs, Lawn Road863 m away | 124 m² | 185 m² | +61 m² +49% | 2022 |
|---|
| 50, Birkbeck Road562 m away | 106 m² | 166 m² | +60 m² +57% | 2025 |
|---|
| 24, The Drive739 m away | 94 m² | 154 m² | +60 m² +64% | 2023 |
|---|
| 152, Blandford Road570 m away | 83 m² | 143 m² | +60 m² +72% | 2021 |
|---|
| 35, Hampden Road455 m away | 73 m² | 133 m² | +60 m² +82% | 2018 |
|---|
| 295, Beckenham Road564 m away | 125 m² | 185 m² | +60 m² +48% | 2016 |
|---|
| 53, Groveland Road990 m away | 100 m² | 159 m² | +59 m² +59% | 2025 |
|---|
| 58, Forster Road890 m away | 115 m² | 174 m² | +59 m² +51% | 2023 |
|---|
| 5a, Villiers Road696 m away | 92 m² | 151 m² | +59 m² +64% | 2019 |
|---|
| 22, Shrewsbury Road710 m away | 98 m² | 155 m² | +57 m² +58% | 2025 |
|---|
| 263, Kent House Road878 m away | 131 m² | 187 m² | +56 m² +43% | 2024 |
|---|
| 6, Imperial Court, 2, Blakeney Road652 m away | 86 m² | 142 m² | +56 m² +65% | 2020 |
|---|
| 31, Whitmore Road758 m away | 196 m² | 252 m² | +56 m² +29% | 2019 |
|---|
| 214, Kent House Road941 m away | 120 m² | 175 m² | +55 m² +46% | 2026 |
|---|
| 11, The Drive700 m away | 96 m² | 151 m² | +55 m² +57% | 2024 |
|---|
| 1, Groveland Road862 m away | 108 m² | 163 m² | +55 m² +51% | 2019 |
|---|
| 62, Forster Road890 m away | 111 m² | 165 m² | +54 m² +49% | 2025 |
|---|
| 6, Kenilworth Road864 m away | 104 m² | 158 m² | +54 m² +52% | 2020 |
|---|
| 81, Mackenzie Road607 m away | 60 m² | 113 m² | +53 m² +88% | 2022 |
|---|
| 260, Kent House Road941 m away | 113 m² | 166 m² | +53 m² +47% | 2016 |
|---|
| 43, Chaffinch Road214 m away | 87 m² | 139 m² | +52 m² +60% | 2025 |
|---|
| 43, Reddons Road798 m away | 181 m² | 233 m² | +52 m² +29% | 2021 |
|---|
| 88, Durban Road400 m away | 89 m² | 140 m² | +51 m² +57% | 2026 |
|---|
| 204, Clock House Road928 m away | 84 m² | 134 m² | +50 m² +60% | 2026 |
|---|
| 35, Forster Road684 m away | 101 m² | 151 m² | +50 m² +50% | 2025 |
|---|
| 53, St James'S Avenue865 m away | 108 m² | 158 m² | +50 m² +46% | 2022 |
|---|
| 86, Barnmead Road615 m away | 97 m² | 146 m² | +49 m² +51% | 2022 |
|---|
| 106, Mackenzie Road610 m away | 76 m² | 125 m² | +49 m² +64% | 2016 |
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| 100, Forster Road890 m away | 98 m² | 147 m² | +49 m² +50% | 2016 |
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| 167, Ravenscroft Road940 m away | 97 m² | 145 m² | +48 m² +49% | 2026 |
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| 37, Belmont Road499 m away | 86 m² | 134 m² | +48 m² +56% | 2024 |
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| 87, Chaffinch Road214 m away | 91 m² | 139 m² | +48 m² +53% | 2022 |
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| 5, Kenilworth Road864 m away | 98 m² | 146 m² | +48 m² +49% | 2022 |
|---|
| 70, Durban Road400 m away | 93 m² | 141 m² | +48 m² +52% | 2019 |
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| 13, Durban Road436 m away | 90 m² | 138 m² | +48 m² +53% | 2018 |
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| 17, Villiers Road696 m away | 101 m² | 148 m² | +47 m² +47% | 2024 |
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| 217, Clock House Road920 m away | 82 m² | 129 m² | +47 m² +57% | 2022 |
|---|
| 34, Hampden Road475 m away | 94 m² | 141 m² | +47 m² +50% | 2021 |
|---|
| 31, Cromwell Road548 m away | 120 m² | 167 m² | +47 m² +39% | 2016 |
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| 91, Blandford Road549 m away | 72 m² | 118 m² | +46 m² +64% | 2026 |
|---|
| 90, Durban Road400 m away | 90 m² | 136 m² | +46 m² +51% | 2025 |
|---|
| 76, Kings Hall Road444 m away | 203 m² | 248 m² | +45 m² +22% | 2026 |
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| 57, Belmont Road499 m away | 133 m² | 177 m² | +44 m² +33% | 2025 |
|---|
| 32, Hampden Road475 m away | 95 m² | 139 m² | +44 m² +46% | 2022 |
|---|
| 250, Blandford Road731 m away | 66 m² | 109 m² | +43 m² +65% | 2025 |
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| 48, Bramerton Road993 m away | 113 m² | 156 m² | +43 m² +38% | 2023 |
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| 90, Belmont Road387 m away | 74 m² | 116 m² | +42 m² +57% | 2023 |
|---|
| 155, Churchfields Road594 m away | 84 m² | 126 m² | +42 m² +50% | 2023 |
|---|
| 116, Mackenzie Road796 m away | 104 m² | 146 m² | +42 m² +40% | 2022 |
|---|
| 33, Kenilworth Road864 m away | 91 m² | 133 m² | +42 m² +46% | 2020 |
|---|
| 65, Kendall Road360 m away | 82 m² | 123 m² | +41 m² +50% | 2026 |
|---|
| 48, Chesham Road984 m away | 121 m² | 162 m² | +41 m² +34% | 2025 |
|---|
| 12, Cromwell Road601 m away | 99 m² | 140 m² | +41 m² +41% | 2024 |
|---|
| 61, Forster Road889 m away | 86 m² | 127 m² | +41 m² +48% | 2024 |
|---|
| 9, Stanmore Terrace977 m away | 66 m² | 107 m² | +41 m² +62% | 2024 |
|---|
| 42, Clock House Road165 m away | 139 m² | 180 m² | +41 m² +29% | 2020 |
|---|
| 7, Forster Road684 m away | 121 m² | 161 m² | +40 m² +33% | 2026 |
|---|
| 25, Clement Road758 m away | 82 m² | 122 m² | +40 m² +49% | 2023 |
|---|
| 43, Durban Road436 m away | 89 m² | 129 m² | +40 m² +45% | 2017 |
|---|
| 84, Clock House Road419 m away | 123 m² | 162 m² | +39 m² +32% | 2026 |
|---|
| 30, Colesburg Road561 m away | 86 m² | 125 m² | +39 m² +45% | 2026 |
|---|
| 40, Church Avenue865 m away | 106 m² | 145 m² | +39 m² +37% | 2026 |
|---|
| 171, Kings Hall Road678 m away | 154 m² | 193 m² | +39 m² +25% | 2025 |
|---|
| 85, Ravenscroft Road635 m away | 91 m² | 130 m² | +39 m² +43% | 2024 |
|---|
| 26, Barnmead Road428 m away | 194 m² | 233 m² | +39 m² +20% | 2021 |
|---|
| 34, Blakeney Road533 m away | 109 m² | 148 m² | +39 m² +36% | 2020 |
|---|
| 285, Beckenham Road564 m away | 59 m² | 97 m² | +38 m² +64% | 2026 |
|---|
| 26, Blakeney Road533 m away | 103 m² | 141 m² | +38 m² +37% | 2023 |
|---|
| 134, Blandford Road570 m away | 110 m² | 148 m² | +38 m² +35% | 2023 |
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| Flat 1, Knewleave House, Copers Cope Road764 m away | 88 m² | 126 m² | +38 m² +43% | 2021 |
|---|
| 44, Durban Road400 m away | 91 m² | 129 m² | +38 m² +42% | 2020 |
|---|
| 181, High Street953 m away | 32 m² | 70 m² | +38 m² +119% | 2019 |
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| 51, Belmont Road499 m away | 99 m² | 136 m² | +37 m² +37% | 2026 |
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| 174, Beckenham Road513 m away | 178 m² | 215 m² | +37 m² +21% | 2026 |
|---|
| 130, Mackenzie Road796 m away | 95 m² | 132 m² | +37 m² +39% | 2026 |
|---|
| 2, Kendall Road369 m away | 125 m² | 162 m² | +37 m² +30% | 2024 |
|---|
| Flat 14, Regents Court, 6 - 8, Copers Cope Road967 m away | 29 m² | 66 m² | +37 m² +128% | 2024 |
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| 11, Shaftesbury Road585 m away | 100 m² | 137 m² | +37 m² +37% | 2022 |
|---|
| 37, Kenilworth Road864 m away | 85 m² | 122 m² | +37 m² +44% | 2022 |
|---|
| 40, Barnmead Road428 m away | 164 m² | 200 m² | +36 m² +22% | 2023 |
|---|
| 76, Blandford Road394 m away | 86 m² | 122 m² | +36 m² +42% | 2021 |
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| 103, The Drive793 m away | 120 m² | 156 m² | +36 m² +30% | 2021 |
|---|
| 49, Hampden Road455 m away | 93 m² | 129 m² | +36 m² +39% | 2019 |
|---|
| 20, Church Avenue865 m away | 96 m² | 132 m² | +36 m² +38% | 2019 |
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| 50, Allen Road876 m away | 90 m² | 125 m² | +35 m² +39% | 2025 |
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| 52, Broomfield Road951 m away | 99 m² | 134 m² | +35 m² +35% | 2025 |
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| 68, Durban Road400 m away | 107 m² | 142 m² | +35 m² +33% | 2022 |
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| 73, Ravenscroft Road635 m away | 101 m² | 136 m² | +35 m² +35% | 2022 |
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| 12, Church Avenue865 m away | 96 m² | 131 m² | +35 m² +36% | 2020 |
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| 7, Blandford Avenue391 m away | 84 m² | 119 m² | +35 m² +42% | 2017 |
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| 28, Colesburg Road561 m away | 91 m² | 126 m² | +35 m² +38% | 2017 |
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| 277, Beckenham Road564 m away | 103 m² | 138 m² | +35 m² +34% | 2014 |
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| 132, Birkbeck Road912 m away | 117 m² | 151 m² | +34 m² +29% | 2024 |
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| 84, Bramerton Road993 m away | 106 m² | 140 m² | +34 m² +32% | 2022 |
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| 24, Faversham Road576 m away | 82 m² | 116 m² | +34 m² +41% | 2021 |
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| Flat 8, Glenavon Lodge, 46, Park Road993 m away | 44 m² | 78 m² | +34 m² +77% | 2021 |
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| 18, Hampden Avenue419 m away | 100 m² | 134 m² | +34 m² +34% | 2020 |
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| 172, Birkbeck Road912 m away | 84 m² | 118 m² | +34 m² +40% | 2019 |
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| 119, Mackenzie Road771 m away | 110 m² | 144 m² | +34 m² +31% | 2018 |
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| 3, Acacia Road608 m away | 67 m² | 100 m² | +33 m² +49% | 2024 |
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| 116, Blandford Road570 m away | 85 m² | 118 m² | +33 m² +39% | 2023 |
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| 19, Eastwell Close538 m away | 90 m² | 123 m² | +33 m² +37% | 2021 |
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| 38, Birkbeck Road562 m away | 99 m² | 131 m² | +32 m² +32% | 2026 |
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| 63, Chaffinch Road214 m away | 90 m² | 122 m² | +32 m² +36% | 2025 |
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| 130, Lennard Road998 m away | 68 m² | 100 m² | +32 m² +47% | 2022 |
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| 186, Clock House Road786 m away | 84 m² | 116 m² | +32 m² +38% | 2019 |
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| 85, Groveland Road990 m away | 84 m² | 116 m² | +32 m² +38% | 2019 |
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| 16, Blandford Road394 m away | 95 m² | 127 m² | +32 m² +34% | 2015 |
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| 62, Barnmead Road428 m away | 120 m² | 151 m² | +31 m² +26% | 2026 |
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| 31, Torr Road920 m away | 86 m² | 117 m² | +31 m² +36% | 2023 |
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| Flat 7, Clock House Court, Clock House Road95 m away | 39 m² | 70 m² | +31 m² +79% | 2019 |
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| 1, Birkbeck Road532 m away | 50 m² | 81 m² | +31 m² +62% | 2018 |
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| 22, Hampden Avenue419 m away | 103 m² | 133 m² | +30 m² +29% | 2026 |
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| 46, Blandford Road394 m away | 98 m² | 128 m² | +30 m² +31% | 2025 |
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| 94, Forster Road890 m away | 133 m² | 163 m² | +30 m² +23% | 2024 |
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| 17, Durban Road436 m away | 89 m² | 119 m² | +30 m² +34% | 2021 |
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| 60, Rowden Road240 m away | 106 m² | 136 m² | +30 m² +28% | 2018 |
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| 3, Durban Road436 m away | 80 m² | 110 m² | +30 m² +38% | 2017 |
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| 13, Bramerton Road800 m away | 112 m² | 142 m² | +30 m² +27% | 2014 |
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| 13, Kings Hall Road672 m away | 168 m² | 197 m² | +29 m² +17% | 2024 |
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| 44, Church Avenue865 m away | 99 m² | 128 m² | +29 m² +29% | 2024 |
|---|
| 150, Beckenham Road513 m away | 178 m² | 207 m² | +29 m² +16% | 2021 |
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| 170, Birkbeck Road912 m away | 86 m² | 115 m² | +29 m² +34% | 2020 |
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| 1a, Cedars Road454 m away | 109 m² | 138 m² | +29 m² +27% | 2018 |
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| 49, Clevedon Road793 m away | 107 m² | 136 m² | +29 m² +27% | 2018 |
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| 14, Durban Road400 m away | 101 m² | 130 m² | +29 m² +29% | 2017 |
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| 12, Bramerton Road820 m away | 121 m² | 149 m² | +28 m² +23% | 2025 |
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| 7, Thornton Dene894 m away | 153 m² | 181 m² | +28 m² +18% | 2022 |
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| 265a, Beckenham Road564 m away | 74 m² | 102 m² | +28 m² +38% | 2021 |
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| 4, Bearstead Terrace862 m away | 91 m² | 119 m² | +28 m² +31% | 2020 |
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| 27, Hampden Road455 m away | 93 m² | 121 m² | +28 m² +30% | 2019 |
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| 28, Green Lane993 m away | 88 m² | 116 m² | +28 m² +32% | 2015 |
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| 51, Durban Road436 m away | 88 m² | 116 m² | +28 m² +32% | 2010 |
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| 123, Ravenscroft Road940 m away | 85 m² | 112 m² | +27 m² +32% | 2026 |
|---|
| 26, Churchfields Road287 m away | 86 m² | 113 m² | +27 m² +31% | 2022 |
|---|
| 50, Barnmead Road428 m away | 150 m² | 177 m² | +27 m² +18% | 2021 |
|---|
| 23, Colesburg Road561 m away | 81 m² | 108 m² | +27 m² +33% | 2020 |
|---|
| 105, Avenue Road743 m away | 71 m² | 98 m² | +27 m² +38% | 2020 |
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| 87, Clock House Road416 m away | 124 m² | 151 m² | +27 m² +22% | 2019 |
|---|
| 2, Lathkill Court, Hayne Road445 m away | 43 m² | 70 m² | +27 m² +63% | 2019 |
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| 76, Ravenscroft Road674 m away | 114 m² | 141 m² | +27 m² +24% | 2017 |
|---|
| 94, Ravenscroft Road674 m away | 113 m² | 140 m² | +27 m² +24% | 2017 |
|---|
| 17, Shaftesbury Road585 m away | 95 m² | 121 m² | +26 m² +27% | 2026 |
|---|
| Flat 5, 101a, Parish Lane843 m away | 36 m² | 62 m² | +26 m² +72% | 2025 |
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| 22, Vicarage Drive637 m away | 90 m² | 116 m² | +26 m² +29% | 2024 |
|---|
| 18, Acacia Road608 m away | 61 m² | 87 m² | +26 m² +43% | 2023 |
|---|
| 34, Kings Hall Road688 m away | 114 m² | 140 m² | +26 m² +23% | 2023 |
|---|
| 23, Cottingham Road954 m away | 78 m² | 104 m² | +26 m² +33% | 2022 |
|---|
| 166, Birkbeck Road912 m away | 87 m² | 113 m² | +26 m² +30% | 2020 |
|---|
| 1, Colesburg Road561 m away | 98 m² | 123 m² | +25 m² +26% | 2026 |
|---|
| 193, Birkbeck Road949 m away | 94 m² | 119 m² | +25 m² +27% | 2026 |
|---|
| 14, Villiers Road696 m away | 73 m² | 98 m² | +25 m² +34% | 2024 |
|---|
| 41, Whitmore Road905 m away | 138 m² | 163 m² | +25 m² +18% | 2024 |
|---|
| 4, Hampden Road475 m away | 131 m² | 156 m² | +25 m² +19% | 2023 |
|---|
| 124, Blandford Road570 m away | 74 m² | 99 m² | +25 m² +34% | 2020 |
|---|
| Flat 2, Rye Lodge, 40, Copers Cope Road773 m away | 57 m² | 82 m² | +25 m² +44% | 2020 |
|---|
| 39, Durban Road436 m away | 89 m² | 114 m² | +25 m² +28% | 2019 |
|---|
| 29, Chesham Road984 m away | 55 m² | 80 m² | +25 m² +45% | 2019 |
|---|
| 76, Mackenzie Road610 m away | 86 m² | 110 m² | +24 m² +28% | 2025 |
|---|
| 40, Kenilworth Road864 m away | 126 m² | 150 m² | +24 m² +19% | 2024 |
|---|
| 59, Cromwell Road548 m away | 82 m² | 106 m² | +24 m² +29% | 2023 |
|---|
| 30, Birkbeck Road562 m away | 89 m² | 113 m² | +24 m² +27% | 2022 |
|---|
| Flat 4, 180, Birkbeck Road912 m away | 49 m² | 73 m² | +24 m² +49% | 2022 |
|---|
| 19, Chaffinch Road133 m away | 93 m² | 117 m² | +24 m² +26% | 2018 |
|---|
| Registry Heights, 34, Beckenham Road39 m away | 73 m² | 96 m² | +23 m² +32% | 2023 |
|---|
| 19, Shaftesbury Road585 m away | 117 m² | 140 m² | +23 m² +20% | 2023 |
|---|
| 71, Durban Road436 m away | 109 m² | 132 m² | +23 m² +21% | 2022 |
|---|
| 76, Birkbeck Road666 m away | 92 m² | 115 m² | +23 m² +25% | 2022 |
|---|
| 12, Villiers Road696 m away | 74 m² | 97 m² | +23 m² +31% | 2022 |
|---|
| 68, Village Way880 m away | 134 m² | 157 m² | +23 m² +17% | 2020 |
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