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 2FT
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 |
|---|---|---|---|---|
| 42, Alexandra Road862 m away | 144 m² | 275 m² | +131 m² +91% | 2018 |
| 60, Oakfield Road296 m away | 120 m² | 236 m² | +116 m² +97% | 2026 |
| 26, Hathaway Road580 m away | 94 m² | 196 m² | +102 m² +109% | 2024 |
| 12, Brickwood Road813 m away | 109 m² | 210 m² | +101 m² +93% | 2024 |
| 14, Davidson Road776 m away | 105 m² | 202 m² | +97 m² +92% | 2023 |
| 11, Farquharson Road369 m away | 125 m² | 203 m² | +78 m² +62% | 2017 |
| 12, St James'S Park546 m away | 118 m² | 190 m² | +72 m² +61% | 2026 |
| 61, St Saviours Road971 m away | 99 m² | 167 m² | +68 m² +69% | 2024 |
| Tara, Chisholm Road959 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.
| 95 m² |
| 162 m² |
| +67 m² +71% |
| 2024 |
| 17, Smock Walk894 m away | 47 m² | 113 m² | +66 m² +140% | 2025 |
|---|
| 27, Pemdevon Road994 m away | 90 m² | 155 m² | +65 m² +72% | 2026 |
|---|
| 37a, Kidderminster Road481 m away | 73 m² | 135 m² | +62 m² +85% | 2023 |
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| 229, Sydenham Road594 m away | 85 m² | 144 m² | +59 m² +69% | 2022 |
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| 23, Lodge Road766 m away | 103 m² | 161 m² | +58 m² +56% | 2023 |
|---|
| 14, Oval Road769 m away | 98 m² | 156 m² | +58 m² +59% | 2023 |
|---|
| Elizabeth House, 97, St James'S Road477 m away | 332 m² | 390 m² | +58 m² +17% | 2019 |
|---|
| 26a, Lodge Road758 m away | 64 m² | 121 m² | +57 m² +89% | 2025 |
|---|
| 4, Clarence Road784 m away | 113 m² | 170 m² | +57 m² +50% | 2022 |
|---|
| 8, Grenaby Avenue581 m away | 83 m² | 139 m² | +56 m² +67% | 2020 |
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| 23, Pemdevon Road994 m away | 78 m² | 133 m² | +55 m² +71% | 2022 |
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| 24, Kidderminster Road426 m away | 181 m² | 236 m² | +55 m² +30% | 2020 |
|---|
| 15, Leslie Grove673 m away | 80 m² | 133 m² | +53 m² +66% | 2024 |
|---|
| 19, Mitcham Road847 m away | 101 m² | 154 m² | +53 m² +52% | 2022 |
|---|
| Flat 217, Tennyson Apartments, 1, Saffron Central Square51 m away | 66 m² | 118 m² | +52 m² +79% | 2024 |
|---|
| 79, Milton Road643 m away | 96 m² | 148 m² | +52 m² +54% | 2024 |
|---|
| 14, Freemasons Road701 m away | 77 m² | 129 m² | +52 m² +68% | 2020 |
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| 48, Nova Road515 m away | 114 m² | 164 m² | +50 m² +44% | 2023 |
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| 13, Milton Road551 m away | 127 m² | 176 m² | +49 m² +39% | 2023 |
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| 113, St Saviours Road971 m away | 108 m² | 157 m² | +49 m² +45% | 2021 |
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| 27, Kidderminster Road481 m away | 152 m² | 200 m² | +48 m² +32% | 2010 |
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| Flat 5, Florence Court, 170a, Oval Road819 m away | 69 m² | 116 m² | +47 m² +68% | 2026 |
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| 26, Alpha Road677 m away | 89 m² | 136 m² | +47 m² +53% | 2023 |
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| 22, Cedar Road692 m away | 43 m² | 90 m² | +47 m² +109% | 2018 |
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| 60, St James'S Road627 m away | 79 m² | 125 m² | +46 m² +58% | 2025 |
|---|
| 11, Cuthbert Road803 m away | 44 m² | 90 m² | +46 m² +105% | 2019 |
|---|
| Flat 43, The Exchange, 6, Scarbrook Road861 m away | 91 m² | 137 m² | +46 m² +51% | 2019 |
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| 55, Alexandra Road823 m away | 111 m² | 157 m² | +46 m² +41% | 2018 |
|---|
| 72, Davidson Road851 m away | 76 m² | 122 m² | +46 m² +61% | 2018 |
|---|
| 54, St. James Court, St James'S Road747 m away | 69 m² | 115 m² | +46 m² +67% | 2010 |
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| 5, Kemp Gardens908 m away | 75 m² | 119 m² | +44 m² +59% | 2026 |
|---|
| 123, Lebanon Road895 m away | 84 m² | 128 m² | +44 m² +52% | 2021 |
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| 32, Thornhill Road509 m away | 88 m² | 131 m² | +43 m² +49% | 2025 |
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| 89, St Saviours Road971 m away | 99 m² | 142 m² | +43 m² +43% | 2025 |
|---|
| 8, Tavistock Road282 m away | 104 m² | 146 m² | +42 m² +40% | 2025 |
|---|
| 8, Kidderminster Road426 m away | 57 m² | 99 m² | +42 m² +74% | 2017 |
|---|
| 25, Chatfield Road604 m away | 133 m² | 174 m² | +41 m² +31% | 2025 |
|---|
| 98, Windmill Road772 m away | 63 m² | 103 m² | +40 m² +63% | 2026 |
|---|
| Flat 5, 4, Windmill Road629 m away | 42 m² | 82 m² | +40 m² +95% | 2020 |
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| 161, Oval Road819 m away | 93 m² | 132 m² | +39 m² +42% | 2026 |
|---|
| 2, Berney Road616 m away | 102 m² | 141 m² | +39 m² +38% | 2025 |
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| 42a, Northcote Road930 m away | 74 m² | 113 m² | +39 m² +53% | 2025 |
|---|
| 11, Morland Avenue928 m away | 138 m² | 177 m² | +39 m² +28% | 2024 |
|---|
| 20, Torrington Square486 m away | 55 m² | 94 m² | +39 m² +71% | 2022 |
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| Flat 1, 22, Oakfield Road258 m away | 54 m² | 93 m² | +39 m² +72% | 2021 |
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| 37, Leslie Park Road854 m away | 88 m² | 127 m² | +39 m² +44% | 2021 |
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| Flat 2, 16, Cavendish Road708 m away | 66 m² | 105 m² | +39 m² +59% | 2011 |
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| 48, Chisholm Road959 m away | 145 m² | 183 m² | +38 m² +26% | 2025 |
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| 34, Neville Road780 m away | 61 m² | 99 m² | +38 m² +62% | 2024 |
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| 63, St Saviours Road971 m away | 76 m² | 114 m² | +38 m² +50% | 2023 |
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| Flat 25, Gary Court, 189, London Road729 m away | 45 m² | 83 m² | +38 m² +84% | 2019 |
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| 184, St James'S Road372 m away | 102 m² | 139 m² | +37 m² +36% | 2026 |
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| 40a, Morland Avenue928 m away | 50 m² | 87 m² | +37 m² +74% | 2026 |
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| Flat 11, 4, Tavistock Road182 m away | 79 m² | 116 m² | +37 m² +47% | 2025 |
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| Flat 46, 1, Newgate305 m away | 59 m² | 96 m² | +37 m² +63% | 2025 |
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| Flat 9, 39, Chatsworth Road993 m away | 53 m² | 90 m² | +37 m² +70% | 2025 |
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| 67, Cedar Road839 m away | 106 m² | 143 m² | +37 m² +35% | 2022 |
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| 9, Thornhill Road573 m away | 41 m² | 78 m² | +37 m² +90% | 2013 |
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| 17, St James'S Park546 m away | 48 m² | 84 m² | +36 m² +75% | 2024 |
|---|
| 73, Derby Road528 m away | 89 m² | 125 m² | +36 m² +40% | 2019 |
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| 34, Clarendon Road539 m away | 84 m² | 119 m² | +35 m² +42% | 2021 |
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| 56, Lower Church Street777 m away | 37 m² | 72 m² | +35 m² +95% | 2018 |
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| 82, Cedar Road858 m away | 99 m² | 134 m² | +35 m² +35% | 2018 |
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| 27, Arundel Road941 m away | 137 m² | 171 m² | +34 m² +25% | 2026 |
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| 146a, Oval Road819 m away | 71 m² | 105 m² | +34 m² +48% | 2025 |
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| 57, Oval Road632 m away | 42 m² | 76 m² | +34 m² +81% | 2024 |
|---|
| 3, Park Hill Road907 m away | 85 m² | 119 m² | +34 m² +40% | 2021 |
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| 1, Grafton Road933 m away | 96 m² | 130 m² | +34 m² +35% | 2021 |
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| 38, Bute Road980 m away | 68 m² | 102 m² | +34 m² +50% | 2017 |
|---|
| 13, Northcote Road952 m away | 86 m² | 120 m² | +34 m² +40% | 2013 |
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| 238a, Sydenham Road602 m away | 45 m² | 79 m² | +34 m² +76% | 2009 |
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| 8, Bisenden Road899 m away | 135 m² | 168 m² | +33 m² +24% | 2022 |
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| 17, Freemasons Road701 m away | 101 m² | 134 m² | +33 m² +33% | 2020 |
|---|
| 9, Blake Road771 m away | 114 m² | 147 m² | +33 m² +29% | 2019 |
|---|
| 60, Sumner Road886 m away | 55 m² | 88 m² | +33 m² +60% | 2015 |
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| Flat 2, 8, Francis Road954 m away | 58 m² | 90 m² | +32 m² +55% | 2024 |
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| Flat 2, 46, Alexandra Road862 m away | 66 m² | 98 m² | +32 m² +48% | 2023 |
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| 16, Lodge Road758 m away | 96 m² | 128 m² | +32 m² +33% | 2021 |
|---|
| Flat 1, 81, Lansdowne Road368 m away | 52 m² | 84 m² | +32 m² +62% | 2018 |
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| 12, Chisholm Road959 m away | 106 m² | 138 m² | +32 m² +30% | 2018 |
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| 1, Nova Road536 m away | 116 m² | 148 m² | +32 m² +28% | 2012 |
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| 77, Clarendon Road544 m away | 75 m² | 106 m² | +31 m² +41% | 2022 |
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| 20a, Alexandra Road862 m away | 65 m² | 96 m² | +31 m² +48% | 2022 |
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| 29, Oval Road784 m away | 85 m² | 115 m² | +30 m² +35% | 2023 |
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| 337, Sydenham Road831 m away | 68 m² | 98 m² | +30 m² +44% | 2019 |
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| 41, Clarendon Road544 m away | 91 m² | 121 m² | +30 m² +33% | 2018 |
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| 45, Hathaway Road619 m away | 79 m² | 109 m² | +30 m² +38% | 2016 |
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| 31, Devonshire Road774 m away | 92 m² | 122 m² | +30 m² +33% | 2014 |
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| Flat 74, 1, Newgate305 m away | 65 m² | 94 m² | +29 m² +45% | 2025 |
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| 13, Hampton Road995 m away | 97 m² | 126 m² | +29 m² +30% | 2025 |
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| 192, Whitehorse Road994 m away | 79 m² | 108 m² | +29 m² +37% | 2023 |
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| 20, Chatfield Road604 m away | 127 m² | 156 m² | +29 m² +23% | 2018 |
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| 22, Tavistock Court, Tavistock Road240 m away | 69 m² | 98 m² | +29 m² +42% | 2015 |
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| 149, Windmill Road780 m away | 79 m² | 108 m² | +29 m² +37% | 2015 |
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| Flat 56, 1, Newgate305 m away | 53 m² | 81 m² | +28 m² +53% | 2026 |
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| 8a, Thornhill Road509 m away | 60 m² | 88 m² | +28 m² +47% | 2026 |
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| Flat 15, 16, Hogarth Crescent483 m away | 46 m² | 74 m² | +28 m² +61% | 2024 |
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| 79, Gloucester Road883 m away | 65 m² | 93 m² | +28 m² +43% | 2024 |
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| 11, Rectory Grove914 m away | 48 m² | 76 m² | +28 m² +58% | 2022 |
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| 23, Cromwell Road656 m away | 70 m² | 98 m² | +28 m² +40% | 2020 |
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| Flat 84, Altitude Apartments, 9, Altyre Road918 m away | 75 m² | 103 m² | +28 m² +37% | 2019 |
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| Flat 3, Bird In Hand Court, 291 - 293, Sydenham Road831 m away | 38 m² | 66 m² | +28 m² +74% | 2018 |
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| 38, Northcote Road930 m away | 102 m² | 130 m² | +28 m² +27% | 2018 |
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| 101, Granville Close948 m away | 59 m² | 87 m² | +28 m² +47% | 2009 |
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| 46, Leighton Street778 m away | 106 m² | 133 m² | +27 m² +25% | 2026 |
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| 95a, Oval Road727 m away | 66 m² | 93 m² | +27 m² +41% | 2024 |
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| 50, Clarendon Road539 m away | 120 m² | 147 m² | +27 m² +23% | 2023 |
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| 37, Hampton Road995 m away | 86 m² | 113 m² | +27 m² +31% | 2022 |
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| 72, Waddon New Road779 m away | 41 m² | 68 m² | +27 m² +66% | 2020 |
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| 23, Cuthbert Road803 m away | 70 m² | 97 m² | +27 m² +39% | 2020 |
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| 69, Waddon New Road779 m away | 73 m² | 100 m² | +27 m² +37% | 2015 |
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| 9, Morland Avenue928 m away | 62 m² | 89 m² | +27 m² +44% | 2012 |
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| 146, Oval Road819 m away | 70 m² | 96 m² | +26 m² +37% | 2025 |
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| 83 - 85, High Street937 m away | 62 m² | 88 m² | +26 m² +42% | 2024 |
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| 1c, St Saviours Road782 m away | 23 m² | 49 m² | +26 m² +113% | 2022 |
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| Flat 6, 1, Bedford Place324 m away | 47 m² | 73 m² | +26 m² +55% | 2019 |
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| Flat 39, Fitzroy Court, 6, Whitehorse Road470 m away | 58 m² | 84 m² | +26 m² +45% | 2015 |
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| 58, Davidson Road851 m away | 74 m² | 99 m² | +25 m² +34% | 2025 |
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| 11, Westbury Road978 m away | 87 m² | 112 m² | +25 m² +29% | 2024 |
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| Flat 16, 2, Tavistock Road138 m away | 71 m² | 96 m² | +25 m² +35% | 2020 |
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| 11, St James'S Park546 m away | 136 m² | 161 m² | +25 m² +18% | 2020 |
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| 12, Sumner Road768 m away | 99 m² | 124 m² | +25 m² +25% | 2020 |
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| Flat 19, The Exchange, 6, Scarbrook Road861 m away | 105 m² | 130 m² | +25 m² +24% | 2020 |
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| 55, Leslie Grove673 m away | 80 m² | 105 m² | +25 m² +31% | 2018 |
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| Flat 18, Solar Court, 119, Sydenham Road309 m away | 35 m² | 60 m² | +25 m² +71% | 2016 |
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| 19a, Dennett Road940 m away | 31 m² | 56 m² | +25 m² +81% | 2015 |
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| 12, Otterbourne Road528 m away | 71 m² | 96 m² | +25 m² +35% | 2009 |
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| Flat 14, Cumberland Court, 21, Cross Road541 m away | 29 m² | 54 m² | +25 m² +86% | 2009 |
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| Flat 23, Pinnacle Apartments, 11, Saffron Central Square60 m away | 36 m² | 60 m² | +24 m² +67% | 2026 |
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| 30, Davidson Road851 m away | 81 m² | 105 m² | +24 m² +30% | 2023 |
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| 43, Windmill Road664 m away | 71 m² | 95 m² | +24 m² +34% | 2022 |
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| 57, Lebanon Road981 m away | 125 m² | 149 m² | +24 m² +19% | 2022 |
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| Flat 12, Solar Court, 119, Sydenham Road309 m away | 54 m² | 78 m² | +24 m² +44% | 2009 |
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| 76, Beulah Grove962 m away | 85 m² | 108 m² | +23 m² +27% | 2025 |
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| 21a, Bishops Road871 m away | 72 m² | 95 m² | +23 m² +32% | 2022 |
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| 51, Eastney Road726 m away | 63 m² | 86 m² | +23 m² +37% | 2020 |
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| 73, Turnpike Link995 m away | 105 m² | 128 m² | +23 m² +22% | 2019 |
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| 142, St James'S Road445 m away | 42 m² | 65 m² | +23 m² +55% | 2017 |
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| Flat 91, 1, Newgate305 m away | 82 m² | 105 m² | +23 m² +28% | 2015 |
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| 53, Elmwood Road814 m away | 47 m² | 70 m² | +23 m² +49% | 2011 |
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| Flat 130, Vita Apartments, 1, Caithness Walk447 m away | 59 m² | 81 m² | +22 m² +37% | 2026 |
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| 48, Clarendon Road539 m away | 90 m² | 112 m² | +22 m² +24% | 2026 |
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| 5, Grenaby Avenue581 m away | 83 m² | 105 m² | +22 m² +27% | 2026 |
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| 167, Handcroft Road771 m away | 68 m² | 90 m² | +22 m² +32% | 2026 |
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| 14, Bishops Road871 m away | 78 m² | 100 m² | +22 m² +28% | 2026 |
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| 7, Bute Road980 m away | 98 m² | 120 m² | +22 m² +22% | 2024 |
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| 153b, St James'S Road399 m away | 31 m² | 53 m² | +22 m² +71% | 2022 |
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| 143b, Windmill Road780 m away | 34 m² | 56 m² | +22 m² +65% | 2021 |
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| 75, Pemdevon Road994 m away | 86 m² | 108 m² | +22 m² +26% | 2021 |
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| 11, Kelling Gardens971 m away | 60 m² | 82 m² | +22 m² +37% | 2019 |
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| 29 - 30, Surrey Street742 m away | 55 m² | 77 m² | +22 m² +40% | 2013 |
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| 6, Clarendon Road539 m away | 87 m² | 109 m² | +22 m² +25% | 2012 |
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| 2, Denmead Road677 m away | 92 m² | 114 m² | +22 m² +24% | 2012 |
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| Flat 1, 12, Kidderminster Road426 m away | 51 m² | 73 m² | +22 m² +43% | 2009 |
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| 6, Bisenden Road899 m away | 119 m² | 140 m² | +21 m² +18% | 2025 |
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| Flat 5, 39, Chatsworth Road993 m away | 48 m² | 69 m² | +21 m² +44% | 2025 |
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| 15, Clarence Road784 m away | 69 m² | 90 m² | +21 m² +30% | 2024 |
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| 40, Beulah Grove962 m away | 46 m² | 67 m² | +21 m² +46% | 2024 |
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| 9, Beulah Grove931 m away | 98 m² | 119 m² | +21 m² +21% | 2023 |
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| 17, Cromwell Road656 m away | 70 m² | 91 m² | +21 m² +30% | 2022 |
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| 5, Wellington Road783 m away | 43 m² | 64 m² | +21 m² +49% | 2022 |
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| Flat 9, 20, Mint Walk846 m away | 34 m² | 55 m² | +21 m² +62% | 2020 |
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| 307, Sydenham Road831 m away | 34 m² | 55 m² | +21 m² +62% | 2016 |
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| Flat 1, 105, Davidson Road915 m away | 27 m² | 48 m² | +21 m² +78% | 2016 |
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| 19, Addington Road969 m away | 54 m² | 75 m² | +21 m² +39% | 2015 |
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| Flat 15, 4, Tavistock Road182 m away | 50 m² | 71 m² | +21 m² +42% | 2012 |
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| 44, Pitlake616 m away | 39 m² | 60 m² | +21 m² +54% | 2010 |
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| 78, Sumner Road886 m away | 40 m² | 61 m² | +21 m² +53% | 2009 |
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| 2, Underhill Court, 24, Sydenham Road318 m away | 31 m² | 51 m² | +20 m² +65% | 2026 |
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| Flat 42, 1, Newgate305 m away | 70 m² | 90 m² | +20 m² +29% | 2025 |
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| 5, Addington Road969 m away | 60 m² | 80 m² | +20 m² +33% | 2025 |
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| Flat 30, Cumberland Court, 21, Cross Road541 m away | 44 m² | 64 m² | +20 m² +45% | 2024 |
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| 130, Whitehorse Road994 m away | 40 m² | 60 m² | +20 m² +50% | 2023 |
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| Flat 30, 386, London Road995 m away | 45 m² | 65 m² | +20 m² +44% | 2023 |
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| Flat 31, Keats Apartments, 6, Saffron Central Square0 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
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| Flat 22, Keats Apartments, 6, Saffron Central Square0 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
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| Flat 25, Keats Apartments, 6, Saffron Central Square0 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
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| Flat 52, Keats Apartments, 6, Saffron Central Square0 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
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| Flat 46, Keats Apartments, 6, Saffron Central Square0 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
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| Flat 3, 167, St James'S Road399 m away | 89 m² | 109 m² | +20 m² +22% | 2022 |
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| 26, Davidson Road851 m away | 72 m² | 92 m² | +20 m² +28% | 2021 |
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| 38, Chisholm Road959 m away | 55 m² | 75 m² | +20 m² +36% | 2019 |
|---|
| 6, Northcote Road930 m away | 84 m² | 104 m² | +20 m² +24% | 2018 |
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| 20, Lodge Road758 m away | 41 m² | 61 m² | +20 m² +49% | 2015 |
|---|
| Flat 116, Newgate Tower, 1, Newgate305 m away | 80 m² | 99 m² | +19 m² +24% | 2026 |
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| 44, Sumner Road886 m away | 58 m² | 77 m² | +19 m² +33% | 2026 |
|---|
| 1, Cart Lodge Mews894 m away | 104 m² | 123 m² | +19 m² +18% | 2025 |
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| 37, Cross Road541 m away | 40 m² | 59 m² | +19 m² +48% | 2024 |
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| 40a, Alexandra Road862 m away | 107 m² | 126 m² | +19 m² +18% | 2023 |
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| 53, Dennett Road940 m away | 107 m² | 126 m² | +19 m² +18% | 2023 |
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| Flat 43, Keats Apartments, 6, Saffron Central Square0 m away | 70 m² | 89 m² | +19 m² +27% | 2022 |
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