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 CR9 2EE
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 Road773 m away | 144 m² | 275 m² | +131 m² +91% | 2018 |
| 60, Oakfield Road218 m away | 120 m² | 236 m² | +116 m² +97% | 2026 |
| 26, Hathaway Road540 m away | 94 m² | 196 m² | +102 m² +109% | 2024 |
| 12, Brickwood Road842 m away | 109 m² | 210 m² | +101 m² +93% | 2024 |
| 14, Davidson Road693 m away | 105 m² | 202 m² | +97 m² +92% | 2023 |
| 185, Davidson Road986 m away | 84 m² | 175 m² | +91 m² +108% | 2026 |
| 11, Farquharson Road330 m away | 125 m² | 203 m² | +78 m² +62% | 2017 |
| 12, St James'S Park438 m away | 118 m² | 190 m² | +72 m² +61% | 2026 |
| 61, St Saviours Road868 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.
| 99 m² |
| 167 m² |
| +68 m² +69% |
| 2024 |
| Tara, Chisholm Road969 m away | 95 m² | 162 m² | +67 m² +71% | 2024 |
|---|
| 17, Smock Walk756 m away | 47 m² | 113 m² | +66 m² +140% | 2025 |
|---|
| 27, Pemdevon Road976 m away | 90 m² | 155 m² | +65 m² +72% | 2026 |
|---|
| 37a, Kidderminster Road447 m away | 73 m² | 135 m² | +62 m² +85% | 2023 |
|---|
| 229, Sydenham Road449 m away | 85 m² | 144 m² | +59 m² +69% | 2022 |
|---|
| 23, Lodge Road697 m away | 103 m² | 161 m² | +58 m² +56% | 2023 |
|---|
| 14, Oval Road758 m away | 98 m² | 156 m² | +58 m² +59% | 2023 |
|---|
| Elizabeth House, 97, St James'S Road370 m away | 332 m² | 390 m² | +58 m² +17% | 2019 |
|---|
| 26a, Lodge Road682 m away | 64 m² | 121 m² | +57 m² +89% | 2025 |
|---|
| 4, Clarence Road632 m away | 113 m² | 170 m² | +57 m² +50% | 2022 |
|---|
| 8, Grenaby Avenue434 m away | 83 m² | 139 m² | +56 m² +67% | 2020 |
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| 23, Pemdevon Road976 m away | 78 m² | 133 m² | +55 m² +71% | 2022 |
|---|
| 24, Kidderminster Road379 m away | 181 m² | 236 m² | +55 m² +30% | 2020 |
|---|
| 15, Leslie Grove616 m away | 80 m² | 133 m² | +53 m² +66% | 2024 |
|---|
| 19, Mitcham Road922 m away | 101 m² | 154 m² | +53 m² +52% | 2022 |
|---|
| Flat 217, Tennyson Apartments, 1, Saffron Central Square150 m away | 66 m² | 118 m² | +52 m² +79% | 2024 |
|---|
| 79, Milton Road507 m away | 96 m² | 148 m² | +52 m² +54% | 2024 |
|---|
| 14, Freemasons Road606 m away | 77 m² | 129 m² | +52 m² +68% | 2020 |
|---|
| 48, Nova Road480 m away | 114 m² | 164 m² | +50 m² +44% | 2023 |
|---|
| 13, Milton Road425 m away | 127 m² | 176 m² | +49 m² +39% | 2023 |
|---|
| 113, St Saviours Road868 m away | 108 m² | 157 m² | +49 m² +45% | 2021 |
|---|
| 27, Kidderminster Road447 m away | 152 m² | 200 m² | +48 m² +32% | 2010 |
|---|
| Flat 5, Florence Court, 170a, Oval Road816 m away | 69 m² | 116 m² | +47 m² +68% | 2026 |
|---|
| 26, Alpha Road612 m away | 89 m² | 136 m² | +47 m² +53% | 2023 |
|---|
| 22, Cedar Road725 m away | 43 m² | 90 m² | +47 m² +109% | 2018 |
|---|
| 60, St James'S Road569 m away | 79 m² | 125 m² | +46 m² +58% | 2025 |
|---|
| 11, Cuthbert Road936 m away | 44 m² | 90 m² | +46 m² +105% | 2019 |
|---|
| 55, Alexandra Road734 m away | 111 m² | 157 m² | +46 m² +41% | 2018 |
|---|
| 72, Davidson Road746 m away | 76 m² | 122 m² | +46 m² +61% | 2018 |
|---|
| 54, St. James Court, St James'S Road700 m away | 69 m² | 115 m² | +46 m² +67% | 2010 |
|---|
| 5, Kemp Gardens796 m away | 75 m² | 119 m² | +44 m² +59% | 2026 |
|---|
| 123, Lebanon Road874 m away | 84 m² | 128 m² | +44 m² +52% | 2021 |
|---|
| Flat 38, 390, London Road974 m away | 123 m² | 167 m² | +44 m² +36% | 2021 |
|---|
| 32, Thornhill Road382 m away | 88 m² | 131 m² | +43 m² +49% | 2025 |
|---|
| 89, St Saviours Road868 m away | 99 m² | 142 m² | +43 m² +43% | 2025 |
|---|
| 193, Davidson Road986 m away | 109 m² | 152 m² | +43 m² +39% | 2021 |
|---|
| 8, Tavistock Road138 m away | 104 m² | 146 m² | +42 m² +40% | 2025 |
|---|
| 25, Broad Green Avenue957 m away | 38 m² | 80 m² | +42 m² +111% | 2025 |
|---|
| 8, Kidderminster Road379 m away | 57 m² | 99 m² | +42 m² +74% | 2017 |
|---|
| 25, Chatfield Road629 m away | 133 m² | 174 m² | +41 m² +31% | 2025 |
|---|
| 98, Windmill Road628 m away | 63 m² | 103 m² | +40 m² +63% | 2026 |
|---|
| 22, Burdett Road899 m away | 104 m² | 144 m² | +40 m² +38% | 2022 |
|---|
| Flat 5, 4, Windmill Road533 m away | 42 m² | 82 m² | +40 m² +95% | 2020 |
|---|
| 161, Oval Road792 m away | 93 m² | 132 m² | +39 m² +42% | 2026 |
|---|
| 2, Berney Road464 m away | 102 m² | 141 m² | +39 m² +38% | 2025 |
|---|
| 42a, Northcote Road778 m away | 74 m² | 113 m² | +39 m² +53% | 2025 |
|---|
| 11, Morland Avenue841 m away | 138 m² | 177 m² | +39 m² +28% | 2024 |
|---|
| 20, Torrington Square335 m away | 55 m² | 94 m² | +39 m² +71% | 2022 |
|---|
| Flat 1, 22, Oakfield Road311 m away | 54 m² | 93 m² | +39 m² +72% | 2021 |
|---|
| 37, Leslie Park Road816 m away | 88 m² | 127 m² | +39 m² +44% | 2021 |
|---|
| Flat 2, 16, Cavendish Road715 m away | 66 m² | 105 m² | +39 m² +59% | 2011 |
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| 48, Chisholm Road969 m away | 145 m² | 183 m² | +38 m² +26% | 2025 |
|---|
| 34, Neville Road640 m away | 61 m² | 99 m² | +38 m² +62% | 2024 |
|---|
| 63, St Saviours Road868 m away | 76 m² | 114 m² | +38 m² +50% | 2023 |
|---|
| Flat 25, Gary Court, 189, London Road718 m away | 45 m² | 83 m² | +38 m² +84% | 2019 |
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| 184, St James'S Road228 m away | 102 m² | 139 m² | +37 m² +36% | 2026 |
|---|
| 40a, Morland Avenue841 m away | 50 m² | 87 m² | +37 m² +74% | 2026 |
|---|
| Flat 11, 4, Tavistock Road96 m away | 79 m² | 116 m² | +37 m² +47% | 2025 |
|---|
| Flat 46, 1, Newgate162 m away | 59 m² | 96 m² | +37 m² +63% | 2025 |
|---|
| 67, Cedar Road842 m away | 106 m² | 143 m² | +37 m² +35% | 2022 |
|---|
| 9, Thornhill Road441 m away | 41 m² | 78 m² | +37 m² +90% | 2013 |
|---|
| 17, St James'S Park438 m away | 48 m² | 84 m² | +36 m² +75% | 2024 |
|---|
| 39, Northcote Road891 m away | 88 m² | 124 m² | +36 m² +41% | 2024 |
|---|
| 73, Derby Road639 m away | 89 m² | 125 m² | +36 m² +40% | 2019 |
|---|
| 34, Clarendon Road665 m away | 84 m² | 119 m² | +35 m² +42% | 2021 |
|---|
| 82, Cedar Road866 m away | 99 m² | 134 m² | +35 m² +35% | 2018 |
|---|
| 56, Lower Church Street916 m away | 37 m² | 72 m² | +35 m² +95% | 2018 |
|---|
| 27, Arundel Road788 m away | 137 m² | 171 m² | +34 m² +25% | 2026 |
|---|
| 146a, Oval Road816 m away | 71 m² | 105 m² | +34 m² +48% | 2025 |
|---|
| 57, Oval Road645 m away | 42 m² | 76 m² | +34 m² +81% | 2024 |
|---|
| 3, Park Hill Road965 m away | 85 m² | 119 m² | +34 m² +40% | 2021 |
|---|
| 13, Northcote Road801 m away | 86 m² | 120 m² | +34 m² +40% | 2013 |
|---|
| 238a, Sydenham Road461 m away | 45 m² | 79 m² | +34 m² +76% | 2009 |
|---|
| 8, Bisenden Road917 m away | 135 m² | 168 m² | +33 m² +24% | 2022 |
|---|
| 17, Freemasons Road606 m away | 101 m² | 134 m² | +33 m² +33% | 2020 |
|---|
| 9, Blake Road803 m away | 114 m² | 147 m² | +33 m² +29% | 2019 |
|---|
| 60, Sumner Road908 m away | 55 m² | 88 m² | +33 m² +60% | 2015 |
|---|
| 6a, Leicester Road948 m away | 52 m² | 84 m² | +32 m² +62% | 2025 |
|---|
| Flat 2, 8, Francis Road877 m away | 58 m² | 90 m² | +32 m² +55% | 2024 |
|---|
| Flat 2, 46, Alexandra Road773 m away | 66 m² | 98 m² | +32 m² +48% | 2023 |
|---|
| 16, Lodge Road682 m away | 96 m² | 128 m² | +32 m² +33% | 2021 |
|---|
| Flat 1, 81, Lansdowne Road352 m away | 52 m² | 84 m² | +32 m² +62% | 2018 |
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| 12, Chisholm Road969 m away | 106 m² | 138 m² | +32 m² +30% | 2018 |
|---|
| 428, Sydenham Road973 m away | 57 m² | 89 m² | +32 m² +56% | 2016 |
|---|
| 1, Nova Road490 m away | 116 m² | 148 m² | +32 m² +28% | 2012 |
|---|
| 77, Clarendon Road675 m away | 75 m² | 106 m² | +31 m² +41% | 2022 |
|---|
| 20a, Alexandra Road773 m away | 65 m² | 96 m² | +31 m² +48% | 2022 |
|---|
| 93, Northcote Road992 m away | 103 m² | 133 m² | +30 m² +29% | 2026 |
|---|
| 29, Oval Road779 m away | 85 m² | 115 m² | +30 m² +35% | 2023 |
|---|
| 337, Sydenham Road681 m away | 68 m² | 98 m² | +30 m² +44% | 2019 |
|---|
| 41, Clarendon Road675 m away | 91 m² | 121 m² | +30 m² +33% | 2018 |
|---|
| 45, Hathaway Road578 m away | 79 m² | 109 m² | +30 m² +38% | 2016 |
|---|
| 31, Devonshire Road622 m away | 92 m² | 122 m² | +30 m² +33% | 2014 |
|---|
| 2, Beaconsfield Road956 m away | 77 m² | 106 m² | +29 m² +38% | 2026 |
|---|
| Flat 74, 1, Newgate162 m away | 65 m² | 94 m² | +29 m² +45% | 2025 |
|---|
| 13, Hampton Road851 m away | 97 m² | 126 m² | +29 m² +30% | 2025 |
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| 374, Sydenham Road973 m away | 96 m² | 125 m² | +29 m² +30% | 2024 |
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| 192, Whitehorse Road843 m away | 79 m² | 108 m² | +29 m² +37% | 2023 |
|---|
| 20, Chatfield Road629 m away | 127 m² | 156 m² | +29 m² +23% | 2018 |
|---|
| 22, Tavistock Court, Tavistock Road89 m away | 69 m² | 98 m² | +29 m² +42% | 2015 |
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| 149, Windmill Road640 m away | 79 m² | 108 m² | +29 m² +37% | 2015 |
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| Flat 56, 1, Newgate162 m away | 53 m² | 81 m² | +28 m² +53% | 2026 |
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| 8a, Thornhill Road382 m away | 60 m² | 88 m² | +28 m² +47% | 2026 |
|---|
| Flat 15, 16, Hogarth Crescent347 m away | 46 m² | 74 m² | +28 m² +61% | 2024 |
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| 79, Gloucester Road746 m away | 65 m² | 93 m² | +28 m² +43% | 2024 |
|---|
| 60, Beaconsfield Road956 m away | 182 m² | 210 m² | +28 m² +15% | 2022 |
|---|
| 23, Cromwell Road503 m away | 70 m² | 98 m² | +28 m² +40% | 2020 |
|---|
| Flat 3, Bird In Hand Court, 291 - 293, Sydenham Road681 m away | 38 m² | 66 m² | +28 m² +74% | 2018 |
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| 38, Northcote Road778 m away | 102 m² | 130 m² | +28 m² +27% | 2018 |
|---|
| Flat 22, Innova Court 1a, Leslie Park Road958 m away | 63 m² | 91 m² | +28 m² +44% | 2018 |
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| 46, Leighton Street840 m away | 106 m² | 133 m² | +27 m² +25% | 2026 |
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| 11, Leicester Road948 m away | 149 m² | 176 m² | +27 m² +18% | 2025 |
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| 95a, Oval Road715 m away | 66 m² | 93 m² | +27 m² +41% | 2024 |
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| 50, Clarendon Road665 m away | 120 m² | 147 m² | +27 m² +23% | 2023 |
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| 37, Hampton Road851 m away | 86 m² | 113 m² | +27 m² +31% | 2022 |
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| 86, Alexandra Road890 m away | 161 m² | 188 m² | +27 m² +17% | 2021 |
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| 72, Waddon New Road917 m away | 41 m² | 68 m² | +27 m² +66% | 2020 |
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| 23, Cuthbert Road936 m away | 70 m² | 97 m² | +27 m² +39% | 2020 |
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| 69, Waddon New Road917 m away | 73 m² | 100 m² | +27 m² +37% | 2015 |
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| 9, Morland Avenue841 m away | 62 m² | 89 m² | +27 m² +44% | 2012 |
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| 146, Oval Road816 m away | 70 m² | 96 m² | +26 m² +37% | 2025 |
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| 84, Alexandra Road890 m away | 100 m² | 126 m² | +26 m² +26% | 2023 |
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| 1c, St Saviours Road674 m away | 23 m² | 49 m² | +26 m² +113% | 2022 |
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| Flat 6, 1, Bedford Place336 m away | 47 m² | 73 m² | +26 m² +55% | 2019 |
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| 8, Vincent Road932 m away | 35 m² | 61 m² | +26 m² +74% | 2017 |
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| Flat 39, Fitzroy Court, 6, Whitehorse Road322 m away | 58 m² | 84 m² | +26 m² +45% | 2015 |
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| 58, Davidson Road746 m away | 74 m² | 99 m² | +25 m² +34% | 2025 |
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| 11, Westbury Road825 m away | 87 m² | 112 m² | +25 m² +29% | 2024 |
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| Flat 16, 2, Tavistock Road148 m away | 71 m² | 96 m² | +25 m² +35% | 2020 |
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| 11, St James'S Park438 m away | 136 m² | 161 m² | +25 m² +18% | 2020 |
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| 12, Sumner Road760 m away | 99 m² | 124 m² | +25 m² +25% | 2020 |
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| 55, Leslie Grove616 m away | 80 m² | 105 m² | +25 m² +31% | 2018 |
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| Flat 18, Solar Court, 119, Sydenham Road198 m away | 35 m² | 60 m² | +25 m² +71% | 2016 |
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| 19a, Dennett Road929 m away | 31 m² | 56 m² | +25 m² +81% | 2015 |
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| Flat 14, Cumberland Court, 21, Cross Road509 m away | 29 m² | 54 m² | +25 m² +86% | 2009 |
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| 12, Otterbourne Road669 m away | 71 m² | 96 m² | +25 m² +35% | 2009 |
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| Flat 23, Pinnacle Apartments, 11, Saffron Central Square211 m away | 36 m² | 60 m² | +24 m² +67% | 2026 |
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| 30, Davidson Road746 m away | 81 m² | 105 m² | +24 m² +30% | 2023 |
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| 43, Windmill Road568 m away | 71 m² | 95 m² | +24 m² +34% | 2022 |
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| 57, Lebanon Road989 m away | 125 m² | 149 m² | +24 m² +19% | 2022 |
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| Flat 12, Solar Court, 119, Sydenham Road198 m away | 54 m² | 78 m² | +24 m² +44% | 2009 |
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| 76, Beulah Grove822 m away | 85 m² | 108 m² | +23 m² +27% | 2025 |
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| 21a, Bishops Road861 m away | 72 m² | 95 m² | +23 m² +32% | 2022 |
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| 8a, Vincent Road932 m away | 65 m² | 88 m² | +23 m² +35% | 2021 |
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| 44, Princess Road971 m away | 61 m² | 84 m² | +23 m² +38% | 2021 |
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| 51, Eastney Road764 m away | 63 m² | 86 m² | +23 m² +37% | 2020 |
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| 142, St James'S Road346 m away | 42 m² | 65 m² | +23 m² +55% | 2017 |
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| Flat 91, 1, Newgate162 m away | 82 m² | 105 m² | +23 m² +28% | 2015 |
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| 53, Elmwood Road723 m away | 47 m² | 70 m² | +23 m² +49% | 2011 |
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| 5, Grenaby Avenue434 m away | 83 m² | 105 m² | +22 m² +27% | 2026 |
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| Flat 130, Vita Apartments, 1, Caithness Walk504 m away | 59 m² | 81 m² | +22 m² +37% | 2026 |
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| 48, Clarendon Road665 m away | 90 m² | 112 m² | +22 m² +24% | 2026 |
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| 167, Handcroft Road777 m away | 68 m² | 90 m² | +22 m² +32% | 2026 |
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| 14, Bishops Road861 m away | 78 m² | 100 m² | +22 m² +28% | 2026 |
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| 153b, St James'S Road251 m away | 31 m² | 53 m² | +22 m² +71% | 2022 |
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| 143b, Windmill Road640 m away | 34 m² | 56 m² | +22 m² +65% | 2021 |
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| 75, Pemdevon Road976 m away | 86 m² | 108 m² | +22 m² +26% | 2021 |
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| 11, Kelling Gardens919 m away | 60 m² | 82 m² | +22 m² +37% | 2019 |
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| 29 - 30, Surrey Street895 m away | 55 m² | 77 m² | +22 m² +40% | 2013 |
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| 6, Clarendon Road665 m away | 87 m² | 109 m² | +22 m² +25% | 2012 |
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| 2, Denmead Road735 m away | 92 m² | 114 m² | +22 m² +24% | 2012 |
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| Flat 1, 12, Kidderminster Road379 m away | 51 m² | 73 m² | +22 m² +43% | 2009 |
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| 6, Bisenden Road917 m away | 119 m² | 140 m² | +21 m² +18% | 2025 |
|---|
| 15, Clarence Road632 m away | 69 m² | 90 m² | +21 m² +30% | 2024 |
|---|
| 40, Beulah Grove822 m away | 46 m² | 67 m² | +21 m² +46% | 2024 |
|---|
| 9, Beulah Grove793 m away | 98 m² | 119 m² | +21 m² +21% | 2023 |
|---|
| 17, Cromwell Road503 m away | 70 m² | 91 m² | +21 m² +30% | 2022 |
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| 5, Wellington Road743 m away | 43 m² | 64 m² | +21 m² +49% | 2022 |
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| Flat 9, 20, Mint Walk994 m away | 34 m² | 55 m² | +21 m² +62% | 2020 |
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| 307, Sydenham Road681 m away | 34 m² | 55 m² | +21 m² +62% | 2016 |
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| Flat 1, 105, Davidson Road794 m away | 27 m² | 48 m² | +21 m² +78% | 2016 |
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| 19, Addington Road990 m away | 54 m² | 75 m² | +21 m² +39% | 2015 |
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| Flat 15, 4, Tavistock Road96 m away | 50 m² | 71 m² | +21 m² +42% | 2012 |
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| 44, Pitlake734 m away | 39 m² | 60 m² | +21 m² +54% | 2010 |
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| 78, Sumner Road908 m away | 40 m² | 61 m² | +21 m² +53% | 2009 |
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| 2, Underhill Court, 24, Sydenham Road251 m away | 31 m² | 51 m² | +20 m² +65% | 2026 |
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| Flat 42, 1, Newgate162 m away | 70 m² | 90 m² | +20 m² +29% | 2025 |
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| 5, Addington Road990 m away | 60 m² | 80 m² | +20 m² +33% | 2025 |
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| Flat 30, Cumberland Court, 21, Cross Road509 m away | 44 m² | 64 m² | +20 m² +45% | 2024 |
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| 130, Whitehorse Road843 m away | 40 m² | 60 m² | +20 m² +50% | 2023 |
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| Flat 30, 386, London Road950 m away | 45 m² | 65 m² | +20 m² +44% | 2023 |
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| Flat 31, Keats Apartments, 6, Saffron Central Square153 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
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| Flat 22, Keats Apartments, 6, Saffron Central Square153 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
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| Flat 25, Keats Apartments, 6, Saffron Central Square153 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
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| Flat 52, Keats Apartments, 6, Saffron Central Square153 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
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| Flat 46, Keats Apartments, 6, Saffron Central Square153 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
|---|
| Flat 3, 167, St James'S Road251 m away | 89 m² | 109 m² | +20 m² +22% | 2022 |
|---|
| 26, Davidson Road746 m away | 72 m² | 92 m² | +20 m² +28% | 2021 |
|---|
| 38, Chisholm Road969 m away | 55 m² | 75 m² | +20 m² +36% | 2019 |
|---|
| 6, Northcote Road778 m away | 84 m² | 104 m² | +20 m² +24% | 2018 |
|---|
| 20, Lodge Road682 m away | 41 m² | 61 m² | +20 m² +49% | 2015 |
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