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 3JB
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 |
|---|---|---|---|---|
| 60, Oakfield Road877 m away | 120 m² | 236 m² | +116 m² +97% | 2026 |
| 26, Hathaway Road573 m away | 94 m² | 196 m² | +102 m² +109% | 2024 |
| 3, Onslow Road243 m away | 71 m² | 152 m² | +81 m² +114% | 2022 |
| 11, Farquharson Road751 m away | 125 m² | 203 m² | +78 m² +62% | 2017 |
| 12, St James'S Park835 m away | 118 m² | 190 m² | +72 m² +61% | 2026 |
| 14, Miller Road497 m away | 69 m² | 139 m² | +70 m² +101% | 2025 |
| 52, Keston Road877 m away | 78 m² | 146 m² | +68 m² +87% | 2025 |
| 61, St Saviours Road805 m away | 99 m² | 167 m² | +68 m² +69% | 2024 |
| 27, Pemdevon Road218 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.
| 90 m² |
| 155 m² |
| +65 m² +72% |
| 2026 |
| 25, Canterbury Road388 m away | 181 m² | 244 m² | +63 m² +35% | 2019 |
|---|
| 37a, Kidderminster Road642 m away | 73 m² | 135 m² | +62 m² +85% | 2023 |
|---|
| 1, Rosedene Avenue941 m away | 47 m² | 109 m² | +62 m² +132% | 2020 |
|---|
| 23, Ringwood Avenue970 m away | 64 m² | 125 m² | +61 m² +95% | 2021 |
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| 14, Martin Crescent591 m away | 85 m² | 144 m² | +59 m² +69% | 2026 |
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| 79, Pemdevon Road34 m away | 84 m² | 142 m² | +58 m² +69% | 2024 |
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| 23, Lodge Road581 m away | 103 m² | 161 m² | +58 m² +56% | 2023 |
|---|
| Elizabeth House, 97, St James'S Road850 m away | 332 m² | 390 m² | +58 m² +17% | 2019 |
|---|
| 26a, Lodge Road622 m away | 64 m² | 121 m² | +57 m² +89% | 2025 |
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| 80, Harcourt Road743 m away | 76 m² | 132 m² | +56 m² +74% | 2026 |
|---|
| 23, Pemdevon Road218 m away | 78 m² | 133 m² | +55 m² +71% | 2022 |
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| 24, Kidderminster Road715 m away | 181 m² | 236 m² | +55 m² +30% | 2020 |
|---|
| 419, Mitcham Road873 m away | 75 m² | 129 m² | +54 m² +72% | 2016 |
|---|
| 31, Canterbury Road388 m away | 122 m² | 175 m² | +53 m² +43% | 2024 |
|---|
| 19, Mitcham Road457 m away | 101 m² | 154 m² | +53 m² +52% | 2022 |
|---|
| 85, Greenside Road183 m away | 102 m² | 154 m² | +52 m² +51% | 2015 |
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| 48, Nova Road613 m away | 114 m² | 164 m² | +50 m² +44% | 2023 |
|---|
| 2, Dunheved Road West783 m away | 145 m² | 195 m² | +50 m² +34% | 2018 |
|---|
| 14, Curzon Road883 m away | 74 m² | 123 m² | +49 m² +66% | 2024 |
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| 25, Frant Road915 m away | 106 m² | 155 m² | +49 m² +46% | 2022 |
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| 113, St Saviours Road805 m away | 108 m² | 157 m² | +49 m² +45% | 2021 |
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| Flat 88, City House, 420, London Road444 m away | 45 m² | 93 m² | +48 m² +107% | 2025 |
|---|
| 89, Ockley Road814 m away | 60 m² | 108 m² | +48 m² +80% | 2015 |
|---|
| 27, Kidderminster Road642 m away | 152 m² | 200 m² | +48 m² +32% | 2010 |
|---|
| 86, Bensham Lane729 m away | 61 m² | 108 m² | +47 m² +77% | 2021 |
|---|
| 24, Ringwood Avenue860 m away | 39 m² | 86 m² | +47 m² +121% | 2019 |
|---|
| 60, St James'S Road597 m away | 79 m² | 125 m² | +46 m² +58% | 2025 |
|---|
| 85, Harcourt Road775 m away | 77 m² | 123 m² | +46 m² +60% | 2024 |
|---|
| 73, Broughton Road967 m away | 80 m² | 126 m² | +46 m² +57% | 2024 |
|---|
| 34, Woodcroft Road871 m away | 57 m² | 103 m² | +46 m² +81% | 2023 |
|---|
| 11, Cuthbert Road923 m away | 44 m² | 90 m² | +46 m² +105% | 2019 |
|---|
| 54, St. James Court, St James'S Road482 m away | 69 m² | 115 m² | +46 m² +67% | 2010 |
|---|
| 5, Kemp Gardens855 m away | 75 m² | 119 m² | +44 m² +59% | 2026 |
|---|
| Flat 38, 390, London Road401 m away | 123 m² | 167 m² | +44 m² +36% | 2021 |
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| 36, Cecil Road784 m away | 48 m² | 91 m² | +43 m² +90% | 2026 |
|---|
| 89, St Saviours Road805 m away | 99 m² | 142 m² | +43 m² +43% | 2025 |
|---|
| 32, Thornhill Road929 m away | 88 m² | 131 m² | +43 m² +49% | 2025 |
|---|
| 38, Woodcroft Road871 m away | 103 m² | 146 m² | +43 m² +42% | 2023 |
|---|
| 47, Thomson Crescent358 m away | 71 m² | 113 m² | +42 m² +59% | 2025 |
|---|
| 25, Broad Green Avenue520 m away | 38 m² | 80 m² | +42 m² +111% | 2025 |
|---|
| 16, Donald Road595 m away | 96 m² | 138 m² | +42 m² +44% | 2019 |
|---|
| 8, Kidderminster Road715 m away | 57 m² | 99 m² | +42 m² +74% | 2017 |
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| 25, Chatfield Road458 m away | 133 m² | 174 m² | +41 m² +31% | 2025 |
|---|
| 14, Brading Road991 m away | 87 m² | 128 m² | +41 m² +47% | 2025 |
|---|
| 82, Pemdevon Road74 m away | 81 m² | 122 m² | +41 m² +51% | 2020 |
|---|
| 54, Woodcroft Road871 m away | 77 m² | 118 m² | +41 m² +53% | 2019 |
|---|
| 32, Thornton Avenue898 m away | 71 m² | 112 m² | +41 m² +58% | 2019 |
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| Flat 5, 4, Windmill Road758 m away | 42 m² | 82 m² | +40 m² +95% | 2020 |
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| 84, Greenside Road230 m away | 98 m² | 138 m² | +40 m² +41% | 2012 |
|---|
| Flat 1, 22, Oakfield Road803 m away | 54 m² | 93 m² | +39 m² +72% | 2021 |
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| Flat 2, 16, Cavendish Road357 m away | 66 m² | 105 m² | +39 m² +59% | 2011 |
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| 63, St Saviours Road805 m away | 76 m² | 114 m² | +38 m² +50% | 2023 |
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| 37, Wortley Road556 m away | 76 m² | 114 m² | +38 m² +50% | 2020 |
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| Flat 25, Gary Court, 189, London Road368 m away | 45 m² | 83 m² | +38 m² +84% | 2019 |
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| 60, Greenside Road230 m away | 101 m² | 138 m² | +37 m² +37% | 2023 |
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| 75, Euston Road468 m away | 56 m² | 93 m² | +37 m² +66% | 2020 |
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| 9, Thornhill Road958 m away | 41 m² | 78 m² | +37 m² +90% | 2013 |
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| 23, Dunheved Road West783 m away | 91 m² | 127 m² | +36 m² +40% | 2026 |
|---|
| 90, Wentworth Road181 m away | 66 m² | 102 m² | +36 m² +55% | 2024 |
|---|
| 17, St James'S Park835 m away | 48 m² | 84 m² | +36 m² +75% | 2024 |
|---|
| 22, Pemdevon Road237 m away | 98 m² | 134 m² | +36 m² +37% | 2023 |
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| 88, Canterbury Road415 m away | 103 m² | 139 m² | +36 m² +35% | 2022 |
|---|
| Flat 2, Aristo House, 51, Lodge Road778 m away | 40 m² | 76 m² | +36 m² +90% | 2020 |
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| 73, Derby Road742 m away | 89 m² | 125 m² | +36 m² +40% | 2019 |
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| 275, Thornton Road862 m away | 37 m² | 73 m² | +36 m² +97% | 2019 |
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| 34, Clarendon Road826 m away | 84 m² | 119 m² | +35 m² +42% | 2021 |
|---|
| 56, Lower Church Street987 m away | 37 m² | 72 m² | +35 m² +95% | 2018 |
|---|
| 14, Ringwood Avenue860 m away | 70 m² | 104 m² | +34 m² +49% | 2023 |
|---|
| 1, Grafton Road421 m away | 96 m² | 130 m² | +34 m² +35% | 2021 |
|---|
| 56, Miller Road497 m away | 36 m² | 70 m² | +34 m² +94% | 2019 |
|---|
| 38, Bute Road383 m away | 68 m² | 102 m² | +34 m² +50% | 2017 |
|---|
| 59, Priory Road245 m away | 77 m² | 110 m² | +33 m² +43% | 2026 |
|---|
| 60, Sumner Road183 m away | 55 m² | 88 m² | +33 m² +60% | 2015 |
|---|
| Flat 2, 8, Francis Road609 m away | 58 m² | 90 m² | +32 m² +55% | 2024 |
|---|
| 25, Westcombe Avenue871 m away | 84 m² | 116 m² | +32 m² +38% | 2024 |
|---|
| 25, Rosecourt Road891 m away | 106 m² | 138 m² | +32 m² +30% | 2023 |
|---|
| 16, Lodge Road622 m away | 96 m² | 128 m² | +32 m² +33% | 2021 |
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| 52, Fairholme Road258 m away | 76 m² | 108 m² | +32 m² +42% | 2016 |
|---|
| 1, Nova Road623 m away | 116 m² | 148 m² | +32 m² +28% | 2012 |
|---|
| 37, Purley Way537 m away | 84 m² | 115 m² | +31 m² +37% | 2025 |
|---|
| 77, Clarendon Road864 m away | 75 m² | 106 m² | +31 m² +41% | 2022 |
|---|
| 19, Furtherfield Close745 m away | 77 m² | 108 m² | +31 m² +40% | 2020 |
|---|
| 38, Cecil Road784 m away | 48 m² | 79 m² | +31 m² +65% | 2015 |
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| Dawood House, 28, Mayday Road651 m away | 110 m² | 140 m² | +30 m² +27% | 2018 |
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| 41, Clarendon Road864 m away | 91 m² | 121 m² | +30 m² +33% | 2018 |
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| 26, Lynton Road612 m away | 71 m² | 101 m² | +30 m² +42% | 2017 |
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| 45, Hathaway Road544 m away | 79 m² | 109 m² | +30 m² +38% | 2016 |
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| 12, Woodcroft Road871 m away | 105 m² | 135 m² | +30 m² +29% | 2015 |
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| 118b, Lodge Road821 m away | 38 m² | 67 m² | +29 m² +76% | 2023 |
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| 20, Chatfield Road458 m away | 127 m² | 156 m² | +29 m² +23% | 2018 |
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| 8a, Thornhill Road929 m away | 60 m² | 88 m² | +28 m² +47% | 2026 |
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| 5, Tankerton Terrace873 m away | 48 m² | 76 m² | +28 m² +58% | 2024 |
|---|
| Flat 15, 16, Hogarth Crescent980 m away | 46 m² | 74 m² | +28 m² +61% | 2024 |
|---|
| 69, Lodge Road778 m away | 86 m² | 114 m² | +28 m² +33% | 2021 |
|---|
| 46, Leighton Street408 m away | 106 m² | 133 m² | +27 m² +25% | 2026 |
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| 50, Clarendon Road826 m away | 120 m² | 147 m² | +27 m² +23% | 2023 |
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| 99, Stanley Road454 m away | 58 m² | 85 m² | +27 m² +47% | 2022 |
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| 23, Cuthbert Road923 m away | 70 m² | 97 m² | +27 m² +39% | 2020 |
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| 72, Waddon New Road968 m away | 41 m² | 68 m² | +27 m² +66% | 2020 |
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| 144, Canterbury Road494 m away | 61 m² | 88 m² | +27 m² +44% | 2019 |
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| 69, Waddon New Road968 m away | 73 m² | 100 m² | +27 m² +37% | 2015 |
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| 15, Fairmead Road413 m away | 76 m² | 102 m² | +26 m² +34% | 2025 |
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| 8, Fairholme Road258 m away | 84 m² | 110 m² | +26 m² +31% | 2023 |
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| 15, Furtherfield Close745 m away | 56 m² | 82 m² | +26 m² +46% | 2022 |
|---|
| 1c, St Saviours Road809 m away | 23 m² | 49 m² | +26 m² +113% | 2022 |
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| 193, Queens Road910 m away | 84 m² | 109 m² | +25 m² +30% | 2026 |
|---|
| 12, Sumner Road325 m away | 99 m² | 124 m² | +25 m² +25% | 2020 |
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| 11, St James'S Park835 m away | 136 m² | 161 m² | +25 m² +18% | 2020 |
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| 23, Priory Road245 m away | 82 m² | 107 m² | +25 m² +30% | 2019 |
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| 58, Midhurst Avenue366 m away | 81 m² | 106 m² | +25 m² +31% | 2018 |
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| 19a, Dennett Road200 m away | 31 m² | 56 m² | +25 m² +81% | 2015 |
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| 83, Priory Road245 m away | 73 m² | 98 m² | +25 m² +34% | 2014 |
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| 77, Donald Road616 m away | 74 m² | 99 m² | +25 m² +34% | 2012 |
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| 12, Otterbourne Road957 m away | 71 m² | 96 m² | +25 m² +35% | 2009 |
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| 88, Pemdevon Road74 m away | 68 m² | 92 m² | +24 m² +35% | 2023 |
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| 40, Stanley Grove613 m away | 80 m² | 104 m² | +24 m² +30% | 2022 |
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| 43, Windmill Road751 m away | 71 m² | 95 m² | +24 m² +34% | 2022 |
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| 97, Wentworth Road148 m away | 64 m² | 88 m² | +24 m² +38% | 2020 |
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| 51, Donald Road616 m away | 96 m² | 120 m² | +24 m² +25% | 2020 |
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| 55, Cecil Road774 m away | 65 m² | 89 m² | +24 m² +37% | 2020 |
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| 102, Pemdevon Road74 m away | 76 m² | 100 m² | +24 m² +32% | 2019 |
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| 156, Canterbury Road546 m away | 141 m² | 164 m² | +23 m² +16% | 2026 |
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| 31, Cecil Road774 m away | 111 m² | 134 m² | +23 m² +21% | 2026 |
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| 1a, Marden Road825 m away | 99 m² | 122 m² | +23 m² +23% | 2024 |
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| 21a, Bishops Road242 m away | 72 m² | 95 m² | +23 m² +32% | 2022 |
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| 9, Marden Crescent802 m away | 79 m² | 102 m² | +23 m² +29% | 2021 |
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| 51, Eastney Road357 m away | 63 m² | 86 m² | +23 m² +37% | 2020 |
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| 118, Stanley Road493 m away | 69 m² | 92 m² | +23 m² +33% | 2019 |
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| 142, St James'S Road837 m away | 42 m² | 65 m² | +23 m² +55% | 2017 |
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| 90, Kelvin Gardens944 m away | 57 m² | 80 m² | +23 m² +40% | 2014 |
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| 53, Elmwood Road703 m away | 47 m² | 70 m² | +23 m² +49% | 2011 |
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| 14, Bishops Road242 m away | 78 m² | 100 m² | +22 m² +28% | 2026 |
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| 167, Handcroft Road296 m away | 68 m² | 90 m² | +22 m² +32% | 2026 |
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| 48, Clarendon Road826 m away | 90 m² | 112 m² | +22 m² +24% | 2026 |
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| 53, Bensham Lane719 m away | 73 m² | 95 m² | +22 m² +30% | 2025 |
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| Flat 1, 119, Sutherland Road94 m away | 53 m² | 75 m² | +22 m² +42% | 2024 |
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| 7, Bute Road383 m away | 98 m² | 120 m² | +22 m² +22% | 2024 |
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| 75, Pemdevon Road218 m away | 86 m² | 108 m² | +22 m² +26% | 2021 |
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| 48, Mayday Road651 m away | 27 m² | 49 m² | +22 m² +81% | 2020 |
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| 339, Thornton Road742 m away | 49 m² | 71 m² | +22 m² +45% | 2020 |
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| 11, Kelling Gardens437 m away | 60 m² | 82 m² | +22 m² +37% | 2019 |
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| 7, Goodman Crescent991 m away | 143 m² | 165 m² | +22 m² +15% | 2018 |
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| 5, Goodman Crescent991 m away | 143 m² | 165 m² | +22 m² +15% | 2018 |
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| 2, Denmead Road450 m away | 92 m² | 114 m² | +22 m² +24% | 2012 |
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| 6, Clarendon Road826 m away | 87 m² | 109 m² | +22 m² +25% | 2012 |
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| 87, Stanley Road454 m away | 72 m² | 94 m² | +22 m² +31% | 2010 |
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| Flat 1, 12, Kidderminster Road715 m away | 51 m² | 73 m² | +22 m² +43% | 2009 |
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| 68, Cecil Road906 m away | 79 m² | 100 m² | +21 m² +27% | 2026 |
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| 8, Pemdevon Road237 m away | 88 m² | 109 m² | +21 m² +24% | 2025 |
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| 90, Boston Road749 m away | 59 m² | 80 m² | +21 m² +36% | 2025 |
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| 24, Wentworth Road296 m away | 74 m² | 95 m² | +21 m² +28% | 2024 |
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| 237, Thornton Road862 m away | 62 m² | 83 m² | +21 m² +34% | 2024 |
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| 42, Wentworth Road225 m away | 73 m² | 94 m² | +21 m² +29% | 2023 |
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| 5, Wellington Road432 m away | 43 m² | 64 m² | +21 m² +49% | 2022 |
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| Flat 6, Newton House, 175, Queens Road910 m away | 79 m² | 100 m² | +21 m² +27% | 2022 |
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| 3, Rosecourt Road891 m away | 70 m² | 91 m² | +21 m² +30% | 2016 |
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| 19, Addington Road107 m away | 54 m² | 75 m² | +21 m² +39% | 2015 |
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| 44, Pitlake772 m away | 39 m² | 60 m² | +21 m² +54% | 2010 |
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| 78, Sumner Road183 m away | 40 m² | 61 m² | +21 m² +53% | 2009 |
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| 56, Euston Road386 m away | 88 m² | 108 m² | +20 m² +23% | 2026 |
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| 5, Addington Road107 m away | 60 m² | 80 m² | +20 m² +33% | 2025 |
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| Flat 30, 386, London Road391 m away | 45 m² | 65 m² | +20 m² +44% | 2023 |
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| 27, Boston Road552 m away | 60 m² | 80 m² | +20 m² +33% | 2023 |
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| 45, Miller Road531 m away | 48 m² | 68 m² | +20 m² +42% | 2021 |
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| 102, Dennett Road0 m away | 71 m² | 91 m² | +20 m² +28% | 2019 |
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| 20, Lodge Road622 m away | 41 m² | 61 m² | +20 m² +49% | 2015 |
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| 74, Canterbury Road390 m away | 106 m² | 126 m² | +20 m² +19% | 2012 |
|---|
| 44, Sumner Road183 m away | 58 m² | 77 m² | +19 m² +33% | 2026 |
|---|
| 118c, Lodge Road821 m away | 31 m² | 50 m² | +19 m² +61% | 2025 |
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| 53, Dennett Road200 m away | 107 m² | 126 m² | +19 m² +18% | 2023 |
|---|
| 16, Leighton Street408 m away | 84 m² | 103 m² | +19 m² +23% | 2021 |
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| Newgate House, 431, London Road541 m away | 54 m² | 73 m² | +19 m² +35% | 2020 |
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| 71, Addington Road107 m away | 62 m² | 81 m² | +19 m² +31% | 2019 |
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| 5d, Thornhill Road958 m away | 53 m² | 72 m² | +19 m² +36% | 2019 |
|---|
| 39, Greenside Road303 m away | 83 m² | 102 m² | +19 m² +23% | 2018 |
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| 77a, Wellesley Road948 m away | 76 m² | 95 m² | +19 m² +25% | 2018 |
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| 111, Queens Road895 m away | 73 m² | 92 m² | +19 m² +26% | 2014 |
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| Flat 18, 386, London Road391 m away | 45 m² | 64 m² | +19 m² +42% | 2010 |
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| 15, Lambeth Road121 m away | 50 m² | 68 m² | +18 m² +36% | 2026 |
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| Flat 1, 166, Canterbury Road546 m away | 48 m² | 66 m² | +18 m² +38% | 2026 |
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| 119, Boston Road725 m away | 81 m² | 99 m² | +18 m² +22% | 2026 |
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| 112, Mitcham Road309 m away | 79 m² | 97 m² | +18 m² +23% | 2025 |
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| 17, Beddington Terrace727 m away | 60 m² | 78 m² | +18 m² +30% | 2024 |
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| Flat 2, 104, Oakfield Road877 m away | 46 m² | 64 m² | +18 m² +39% | 2024 |
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| 21, Grafton Road421 m away | 103 m² | 121 m² | +18 m² +17% | 2022 |
|---|
| 3, Hartley Road725 m away | 89 m² | 107 m² | +18 m² +20% | 2022 |
|---|
| 18, Cecil Road784 m away | 115 m² | 133 m² | +18 m² +16% | 2022 |
|---|
| 16, Westfield Road832 m away | 61 m² | 79 m² | +18 m² +30% | 2021 |
|---|
| Apartment 102, Peebles Court, 21, Whitestone Way943 m away | 82 m² | 100 m² | +18 m² +22% | 2020 |
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| 77, Fairholme Road144 m away | 23 m² | 41 m² | +18 m² +78% | 2019 |
|---|
| 64, Woodcroft Road999 m away | 114 m² | 132 m² | +18 m² +16% | 2019 |
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