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 CR0 3EY
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 |
|---|---|---|---|---|
| 3, Onslow Road861 m away | 71 m² | 152 m² | +81 m² +114% | 2022 |
| 62, Grove Road930 m away | 57 m² | 132 m² | +75 m² +132% | 2018 |
| 14, Miller Road869 m away | 69 m² | 139 m² | +70 m² +101% | 2025 |
| 52, Keston Road388 m away | 78 m² | 146 m² | +68 m² +87% | 2025 |
| 38, Grove Road930 m away | 108 m² | 176 m² | +68 m² +63% | 2025 |
| 27, Pemdevon Road772 m away | 90 m² | 155 m² | +65 m² +72% | 2026 |
| 36, Silverleigh Road700 m away | 84 m² | 148 m² | +64 m² +76% | 2026 |
| 25, Canterbury Road557 m away | 181 m² | 244 m² | +63 m² +35% | 2019 |
| 1, Rosedene Avenue460 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.
| 109 m² |
| +62 m² +132% |
| 2020 |
| 65, Mayfield Road975 m away | 90 m² | 151 m² | +61 m² +68% | 2025 |
|---|
| 23, Ringwood Avenue452 m away | 64 m² | 125 m² | +61 m² +95% | 2021 |
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| 6, Kingswood Avenue792 m away | 96 m² | 157 m² | +61 m² +64% | 2020 |
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| 14, Martin Crescent997 m away | 85 m² | 144 m² | +59 m² +69% | 2026 |
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| 79, Pemdevon Road726 m away | 84 m² | 142 m² | +58 m² +69% | 2024 |
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| 104, Rochford Way659 m away | 62 m² | 119 m² | +57 m² +92% | 2020 |
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| 80, Harcourt Road262 m away | 76 m² | 132 m² | +56 m² +74% | 2026 |
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| 12, Saffron Close665 m away | 73 m² | 128 m² | +55 m² +75% | 2024 |
|---|
| 23, Pemdevon Road772 m away | 78 m² | 133 m² | +55 m² +71% | 2022 |
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| 52, Limpsfield Avenue579 m away | 84 m² | 138 m² | +54 m² +64% | 2026 |
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| 419, Mitcham Road262 m away | 75 m² | 129 m² | +54 m² +72% | 2016 |
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| 46, Lavender Road315 m away | 81 m² | 134 m² | +53 m² +65% | 2025 |
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| 31, Canterbury Road557 m away | 122 m² | 175 m² | +53 m² +43% | 2024 |
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| 85, Greenside Road631 m away | 102 m² | 154 m² | +52 m² +51% | 2015 |
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| 7, Earlswood Avenue789 m away | 78 m² | 130 m² | +52 m² +67% | 2015 |
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| 22, Rochford Way808 m away | 60 m² | 112 m² | +52 m² +87% | 2013 |
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| 20, Silverleigh Road700 m away | 89 m² | 139 m² | +50 m² +56% | 2025 |
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| 2, Dunheved Road West495 m away | 145 m² | 195 m² | +50 m² +34% | 2018 |
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| 14, Curzon Road341 m away | 74 m² | 123 m² | +49 m² +66% | 2024 |
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| 25, Frant Road974 m away | 106 m² | 155 m² | +49 m² +46% | 2022 |
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| Flat 88, City House, 420, London Road754 m away | 45 m² | 93 m² | +48 m² +107% | 2025 |
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| 25, Lavender Road315 m away | 72 m² | 120 m² | +48 m² +67% | 2024 |
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| 89, Ockley Road457 m away | 60 m² | 108 m² | +48 m² +80% | 2015 |
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| 2, Trafford Road789 m away | 81 m² | 128 m² | +47 m² +58% | 2022 |
|---|
| 86, Bensham Lane956 m away | 61 m² | 108 m² | +47 m² +77% | 2021 |
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| 24, Ringwood Avenue381 m away | 39 m² | 86 m² | +47 m² +121% | 2019 |
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| 85, Harcourt Road289 m away | 77 m² | 123 m² | +46 m² +60% | 2024 |
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| 73, Broughton Road460 m away | 80 m² | 126 m² | +46 m² +57% | 2024 |
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| 34, Woodcroft Road921 m away | 57 m² | 103 m² | +46 m² +81% | 2023 |
|---|
| 168, Silverleigh Road971 m away | 85 m² | 130 m² | +45 m² +53% | 2017 |
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| 324, Brigstock Road934 m away | 97 m² | 142 m² | +45 m² +46% | 2016 |
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| 9, Earlswood Avenue789 m away | 79 m² | 123 m² | +44 m² +56% | 2021 |
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| Flat 38, 390, London Road799 m away | 123 m² | 167 m² | +44 m² +36% | 2021 |
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| 153, Fairlands Avenue992 m away | 95 m² | 139 m² | +44 m² +46% | 2021 |
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| 326, Galpins Road995 m away | 87 m² | 131 m² | +44 m² +51% | 2021 |
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| 36, Cecil Road131 m away | 48 m² | 91 m² | +43 m² +90% | 2026 |
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| 675b, London Road686 m away | 54 m² | 97 m² | +43 m² +80% | 2024 |
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| 38, Woodcroft Road921 m away | 103 m² | 146 m² | +43 m² +42% | 2023 |
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| 173, Brigstock Road907 m away | 197 m² | 239 m² | +42 m² +21% | 2026 |
|---|
| 47, Thomson Crescent863 m away | 71 m² | 113 m² | +42 m² +59% | 2025 |
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| 25, Broad Green Avenue868 m away | 38 m² | 80 m² | +42 m² +111% | 2025 |
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| 16, Donald Road164 m away | 96 m² | 138 m² | +42 m² +44% | 2019 |
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| 14, Brading Road270 m away | 87 m² | 128 m² | +41 m² +47% | 2025 |
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| 82, Pemdevon Road696 m away | 81 m² | 122 m² | +41 m² +51% | 2020 |
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| 32, Thornton Avenue157 m away | 71 m² | 112 m² | +41 m² +58% | 2019 |
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| 54, Woodcroft Road921 m away | 77 m² | 118 m² | +41 m² +53% | 2019 |
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| 13, Meadow View Road941 m away | 84 m² | 124 m² | +40 m² +48% | 2025 |
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| 84, Greenside Road604 m away | 98 m² | 138 m² | +40 m² +41% | 2012 |
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| 39, Aurelia Road419 m away | 62 m² | 101 m² | +39 m² +63% | 2023 |
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| Pond House, 745, London Road799 m away | 65 m² | 104 m² | +39 m² +60% | 2023 |
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| 301, Galpins Road958 m away | 91 m² | 130 m² | +39 m² +43% | 2023 |
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| 60, Ringwood Avenue453 m away | 56 m² | 94 m² | +38 m² +68% | 2025 |
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| 37, Wortley Road215 m away | 76 m² | 114 m² | +38 m² +50% | 2020 |
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| 48, Gonville Road712 m away | 121 m² | 159 m² | +38 m² +31% | 2020 |
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| 60, Greenside Road604 m away | 101 m² | 138 m² | +37 m² +37% | 2023 |
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| 75, Euston Road860 m away | 56 m² | 93 m² | +37 m² +66% | 2020 |
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| 3, Meadow View Road941 m away | 80 m² | 117 m² | +37 m² +46% | 2020 |
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| 23, Dunheved Road West495 m away | 91 m² | 127 m² | +36 m² +40% | 2026 |
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| 90, Wentworth Road582 m away | 66 m² | 102 m² | +36 m² +55% | 2024 |
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| 22, Pemdevon Road747 m away | 98 m² | 134 m² | +36 m² +37% | 2023 |
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| 88, Canterbury Road339 m away | 103 m² | 139 m² | +36 m² +35% | 2022 |
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| 275, Thornton Road161 m away | 37 m² | 73 m² | +36 m² +97% | 2019 |
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| 14, Ringwood Avenue381 m away | 70 m² | 104 m² | +34 m² +49% | 2023 |
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| 203, Silverleigh Road960 m away | 48 m² | 82 m² | +34 m² +71% | 2022 |
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| 56, Miller Road869 m away | 36 m² | 70 m² | +34 m² +94% | 2019 |
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| 15, Alma Place816 m away | 67 m² | 101 m² | +34 m² +51% | 2015 |
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| 59, Priory Road497 m away | 77 m² | 110 m² | +33 m² +43% | 2026 |
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| 54, Wingate Crescent849 m away | 75 m² | 108 m² | +33 m² +44% | 2026 |
|---|
| 104, Silverleigh Road829 m away | 83 m² | 116 m² | +33 m² +40% | 2015 |
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| 60, Sumner Road923 m away | 55 m² | 88 m² | +33 m² +60% | 2015 |
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| 25, Westcombe Avenue339 m away | 84 m² | 116 m² | +32 m² +38% | 2024 |
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| 11, Rochford Way776 m away | 63 m² | 95 m² | +32 m² +51% | 2024 |
|---|
| Flat 2, 8, Francis Road986 m away | 58 m² | 90 m² | +32 m² +55% | 2024 |
|---|
| 25, Rosecourt Road169 m away | 106 m² | 138 m² | +32 m² +30% | 2023 |
|---|
| 52, Fairholme Road732 m away | 76 m² | 108 m² | +32 m² +42% | 2016 |
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| 37, Purley Way437 m away | 84 m² | 115 m² | +31 m² +37% | 2025 |
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| 19, Furtherfield Close214 m away | 77 m² | 108 m² | +31 m² +40% | 2020 |
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| 640, Mitcham Road586 m away | 92 m² | 123 m² | +31 m² +34% | 2019 |
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| 38, Cecil Road131 m away | 48 m² | 79 m² | +31 m² +65% | 2015 |
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| Dawood House, 28, Mayday Road799 m away | 110 m² | 140 m² | +30 m² +27% | 2018 |
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| 26, Lynton Road369 m away | 71 m² | 101 m² | +30 m² +42% | 2017 |
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| 12, Woodcroft Road921 m away | 105 m² | 135 m² | +30 m² +29% | 2015 |
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| 68, Limpsfield Avenue665 m away | 83 m² | 112 m² | +29 m² +35% | 2025 |
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| 30, Aurelia Gardens428 m away | 82 m² | 111 m² | +29 m² +35% | 2022 |
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| 5, Tankerton Terrace231 m away | 48 m² | 76 m² | +28 m² +58% | 2024 |
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| 111, Limpsfield Avenue671 m away | 84 m² | 112 m² | +28 m² +33% | 2022 |
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| 99, Stanley Road355 m away | 58 m² | 85 m² | +27 m² +47% | 2022 |
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| 3, Willett Place783 m away | 83 m² | 110 m² | +27 m² +33% | 2022 |
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| 144, Canterbury Road249 m away | 61 m² | 88 m² | +27 m² +44% | 2019 |
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| 624, Mitcham Road586 m away | 77 m² | 103 m² | +26 m² +34% | 2026 |
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| 15, Fairmead Road502 m away | 76 m² | 102 m² | +26 m² +34% | 2025 |
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| 8, Fairholme Road732 m away | 84 m² | 110 m² | +26 m² +31% | 2023 |
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| 15, Furtherfield Close214 m away | 56 m² | 82 m² | +26 m² +46% | 2022 |
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| Flat 2, 24, Gonville Road635 m away | 63 m² | 88 m² | +25 m² +40% | 2021 |
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| 12, Sumner Road997 m away | 99 m² | 124 m² | +25 m² +25% | 2020 |
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| 23, Priory Road497 m away | 82 m² | 107 m² | +25 m² +30% | 2019 |
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| 21, Meadow View Road941 m away | 86 m² | 111 m² | +25 m² +29% | 2019 |
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| 58, Midhurst Avenue598 m away | 81 m² | 106 m² | +25 m² +31% | 2018 |
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| 19a, Dennett Road825 m away | 31 m² | 56 m² | +25 m² +81% | 2015 |
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| 83, Priory Road497 m away | 73 m² | 98 m² | +25 m² +34% | 2014 |
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| 77, Donald Road131 m away | 74 m² | 99 m² | +25 m² +34% | 2012 |
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| 26, Limpsfield Avenue579 m away | 89 m² | 113 m² | +24 m² +27% | 2025 |
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| 88, Pemdevon Road696 m away | 68 m² | 92 m² | +24 m² +35% | 2023 |
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| 48, Buxton Road934 m away | 96 m² | 120 m² | +24 m² +25% | 2023 |
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| 40, Stanley Grove442 m away | 80 m² | 104 m² | +24 m² +30% | 2022 |
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| 51, Donald Road131 m away | 96 m² | 120 m² | +24 m² +25% | 2020 |
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| 55, Cecil Road156 m away | 65 m² | 89 m² | +24 m² +37% | 2020 |
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| 97, Wentworth Road614 m away | 64 m² | 88 m² | +24 m² +38% | 2020 |
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| 102, Pemdevon Road696 m away | 76 m² | 100 m² | +24 m² +32% | 2019 |
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| 45, Rochford Way776 m away | 64 m² | 88 m² | +24 m² +38% | 2019 |
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| 27, Fairlands Avenue796 m away | 109 m² | 133 m² | +24 m² +22% | 2015 |
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| 52, Mayfield Road952 m away | 88 m² | 112 m² | +24 m² +27% | 2010 |
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| 31, Cecil Road156 m away | 111 m² | 134 m² | +23 m² +21% | 2026 |
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| 156, Canterbury Road205 m away | 141 m² | 164 m² | +23 m² +16% | 2026 |
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| 1a, Marden Road137 m away | 99 m² | 122 m² | +23 m² +23% | 2024 |
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| 5, Alma Place816 m away | 60 m² | 83 m² | +23 m² +38% | 2022 |
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| 21a, Bishops Road894 m away | 72 m² | 95 m² | +23 m² +32% | 2022 |
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| 9, Marden Crescent170 m away | 79 m² | 102 m² | +23 m² +29% | 2021 |
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| 106, Ringwood Avenue453 m away | 58 m² | 81 m² | +23 m² +40% | 2021 |
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| 4, Rosemary Close715 m away | 62 m² | 85 m² | +23 m² +37% | 2021 |
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| 118, Stanley Road318 m away | 69 m² | 92 m² | +23 m² +33% | 2019 |
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| 90, Kelvin Gardens593 m away | 57 m² | 80 m² | +23 m² +40% | 2014 |
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| 83, Rochford Way637 m away | 68 m² | 90 m² | +22 m² +32% | 2026 |
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| 14, Bishops Road894 m away | 78 m² | 100 m² | +22 m² +28% | 2026 |
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| 53, Bensham Lane918 m away | 73 m² | 95 m² | +22 m² +30% | 2025 |
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| Flat 1, 119, Sutherland Road650 m away | 53 m² | 75 m² | +22 m² +42% | 2024 |
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| 668, London Road743 m away | 76 m² | 98 m² | +22 m² +29% | 2023 |
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| 75, Pemdevon Road772 m away | 86 m² | 108 m² | +22 m² +26% | 2021 |
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| 339, Thornton Road0 m away | 49 m² | 71 m² | +22 m² +45% | 2020 |
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| 48, Mayday Road799 m away | 27 m² | 49 m² | +22 m² +81% | 2020 |
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| 37, Buxton Road970 m away | 69 m² | 91 m² | +22 m² +32% | 2020 |
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| 11, Kelling Gardens861 m away | 60 m² | 82 m² | +22 m² +37% | 2019 |
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| 13, Aurelia Road419 m away | 84 m² | 106 m² | +22 m² +26% | 2014 |
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| 87, Stanley Road355 m away | 72 m² | 94 m² | +22 m² +31% | 2010 |
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| 68, Cecil Road214 m away | 79 m² | 100 m² | +21 m² +27% | 2026 |
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| 90, Boston Road105 m away | 59 m² | 80 m² | +21 m² +36% | 2025 |
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| 8, Pemdevon Road747 m away | 88 m² | 109 m² | +21 m² +24% | 2025 |
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| 237, Thornton Road161 m away | 62 m² | 83 m² | +21 m² +34% | 2024 |
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| 24, Wentworth Road469 m away | 74 m² | 95 m² | +21 m² +28% | 2024 |
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| 12, Stonecroft Way555 m away | 76 m² | 97 m² | +21 m² +28% | 2024 |
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| 42, Wentworth Road517 m away | 73 m² | 94 m² | +21 m² +29% | 2023 |
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| 30, Therapia Lane579 m away | 66 m² | 87 m² | +21 m² +32% | 2022 |
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| 75, Silverleigh Road807 m away | 88 m² | 109 m² | +21 m² +24% | 2022 |
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| 24, Whitehall Road573 m away | 97 m² | 118 m² | +21 m² +22% | 2021 |
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| 3, Rosecourt Road169 m away | 70 m² | 91 m² | +21 m² +30% | 2016 |
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| 19, Addington Road848 m away | 54 m² | 75 m² | +21 m² +39% | 2015 |
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| 78, Sumner Road923 m away | 40 m² | 61 m² | +21 m² +53% | 2009 |
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| 56, Euston Road847 m away | 88 m² | 108 m² | +20 m² +23% | 2026 |
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| 5, Addington Road848 m away | 60 m² | 80 m² | +20 m² +33% | 2025 |
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| 27, Boston Road292 m away | 60 m² | 80 m² | +20 m² +33% | 2023 |
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| Flat 30, 386, London Road818 m away | 45 m² | 65 m² | +20 m² +44% | 2023 |
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| 45, Miller Road869 m away | 48 m² | 68 m² | +20 m² +42% | 2021 |
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| 245, Galpins Road985 m away | 78 m² | 98 m² | +20 m² +26% | 2020 |
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| 102, Dennett Road742 m away | 71 m² | 91 m² | +20 m² +28% | 2019 |
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| 80, Ringwood Avenue453 m away | 77 m² | 97 m² | +20 m² +26% | 2015 |
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| 28, Mayfield Road868 m away | 87 m² | 107 m² | +20 m² +23% | 2014 |
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| 74, Canterbury Road436 m away | 106 m² | 126 m² | +20 m² +19% | 2012 |
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| 28, Rochford Way808 m away | 55 m² | 74 m² | +19 m² +35% | 2026 |
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| 44, Sumner Road923 m away | 58 m² | 77 m² | +19 m² +33% | 2026 |
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| 541, Mitcham Road608 m away | 79 m² | 98 m² | +19 m² +24% | 2025 |
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| 53, Dennett Road825 m away | 107 m² | 126 m² | +19 m² +18% | 2023 |
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| 69, Mayfield Road975 m away | 68 m² | 87 m² | +19 m² +28% | 2022 |
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| Newgate House, 431, London Road635 m away | 54 m² | 73 m² | +19 m² +35% | 2020 |
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| 71, Addington Road848 m away | 62 m² | 81 m² | +19 m² +31% | 2019 |
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| 39, Greenside Road690 m away | 83 m² | 102 m² | +19 m² +23% | 2018 |
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| 30, Queenswood Avenue845 m away | 79 m² | 98 m² | +19 m² +24% | 2018 |
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| Flat 18, 386, London Road818 m away | 45 m² | 64 m² | +19 m² +42% | 2010 |
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| 119, Boston Road83 m away | 81 m² | 99 m² | +18 m² +22% | 2026 |
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| Flat 1, 166, Canterbury Road205 m away | 48 m² | 66 m² | +18 m² +38% | 2026 |
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| 15, Lambeth Road862 m away | 50 m² | 68 m² | +18 m² +36% | 2026 |
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| 40, Grove Road930 m away | 70 m² | 88 m² | +18 m² +26% | 2025 |
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| 17, Beddington Terrace177 m away | 60 m² | 78 m² | +18 m² +30% | 2024 |
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| 41, Tankerton Terrace380 m away | 21 m² | 39 m² | +18 m² +86% | 2024 |
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| 45, Stonecroft Way528 m away | 79 m² | 97 m² | +18 m² +23% | 2024 |
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| Ground Floor Flat, 66, Limpsfield Avenue665 m away | 45 m² | 63 m² | +18 m² +40% | 2023 |
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| 18, Cecil Road131 m away | 115 m² | 133 m² | +18 m² +16% | 2022 |
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| 77, Fairholme Road648 m away | 23 m² | 41 m² | +18 m² +78% | 2019 |
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| 64, Woodcroft Road901 m away | 114 m² | 132 m² | +18 m² +16% | 2019 |
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| 30, Westcombe Avenue311 m away | 78 m² | 96 m² | +18 m² +23% | 2015 |
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| Flat 15, Clifton House, 19, Campbell Road839 m away | 44 m² | 62 m² | +18 m² +41% | 2014 |
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| Flat 5, Dartmouth House, Elmwood Road926 m away | 26 m² | 44 m² | +18 m² +69% | 2014 |
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| 68, Harcourt Road262 m away | 69 m² | 87 m² | +18 m² +26% | 2013 |
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| 26, Stanley Grove442 m away | 78 m² | 96 m² | +18 m² +23% | 2013 |
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| 33, Miller Road869 m away | 72 m² | 90 m² | +18 m² +25% | 2012 |
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| 670, Mitcham Road843 m away | 76 m² | 94 m² | +18 m² +24% | 2011 |
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| 39, Harcourt Road300 m away | 78 m² | 96 m² | +18 m² +23% | 2010 |
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| 36, Westcombe Avenue311 m away | 87 m² | 104 m² | +17 m² +20% | 2026 |
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| 140, Kelvin Gardens592 m away | 74 m² | 91 m² | +17 m² +23% | 2025 |
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| 22, Saffron Close665 m away | 108 m² | 125 m² | +17 m² +16% | 2025 |
|---|
| 20, Pemdevon Road747 m away | 73 m² | 90 m² | +17 m² +23% | 2024 |
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| 225, Thornton Road382 m away | 82 m² | 99 m² | +17 m² +21% | 2023 |
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