Finding extended homes…
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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 3RH
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 Road859 m away | 120 m² | 236 m² | +116 m² +97% | 2026 |
| 3, Southbridge Place946 m away | 134 m² | 238 m² | +104 m² +78% | 2024 |
| 26, Hathaway Road831 m away | 94 m² | 196 m² | +102 m² +109% | 2024 |
| 3, Onslow Road685 m away | 71 m² | 152 m² | +81 m² +114% | 2022 |
| 11, Farquharson Road788 m away | 125 m² | 203 m² | +78 m² +62% | 2017 |
| 14, Miller Road814 m away | 69 m² | 139 m² | +70 m² +101% | 2025 |
| 27, Pemdevon Road939 m away | 90 m² | 155 m² | +65 m² +72% | 2026 |
| 37a, Kidderminster Road787 m away | 73 m² | 135 m² | +62 m² +85% | 2023 |
| 14, Martin Crescent750 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.
| 85 m² |
| 144 m² |
| +59 m² +69% |
| 2026 |
| 79, Pemdevon Road859 m away | 84 m² | 142 m² | +58 m² +69% | 2024 |
|---|
| Elizabeth House, 97, St James'S Road995 m away | 332 m² | 390 m² | +58 m² +17% | 2019 |
|---|
| 23, Pemdevon Road939 m away | 78 m² | 133 m² | +55 m² +71% | 2022 |
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| 24, Kidderminster Road814 m away | 181 m² | 236 m² | +55 m² +30% | 2020 |
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| 19, Mitcham Road377 m away | 101 m² | 154 m² | +53 m² +52% | 2022 |
|---|
| Flat 217, Tennyson Apartments, 1, Saffron Central Square756 m away | 66 m² | 118 m² | +52 m² +79% | 2024 |
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| 15, Waddon Park Avenue839 m away | 152 m² | 203 m² | +51 m² +34% | 2024 |
|---|
| 48, Nova Road795 m away | 114 m² | 164 m² | +50 m² +44% | 2023 |
|---|
| 27, Kidderminster Road787 m away | 152 m² | 200 m² | +48 m² +32% | 2010 |
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| 124, Church Road738 m away | 65 m² | 112 m² | +47 m² +72% | 2024 |
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| 60, St James'S Road911 m away | 79 m² | 125 m² | +46 m² +58% | 2025 |
|---|
| 32, Queen Street919 m away | 45 m² | 91 m² | +46 m² +102% | 2022 |
|---|
| 17, Alton Road924 m away | 127 m² | 173 m² | +46 m² +36% | 2021 |
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| 11, Cuthbert Road91 m away | 44 m² | 90 m² | +46 m² +105% | 2019 |
|---|
| Flat 43, The Exchange, 6, Scarbrook Road671 m away | 91 m² | 137 m² | +46 m² +51% | 2019 |
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| 54, St. James Court, St James'S Road925 m away | 69 m² | 115 m² | +46 m² +67% | 2010 |
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| 20, Benson Road624 m away | 93 m² | 138 m² | +45 m² +48% | 2017 |
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| 47, Thomson Crescent723 m away | 71 m² | 113 m² | +42 m² +59% | 2025 |
|---|
| 16a, Courtney Road724 m away | 73 m² | 115 m² | +42 m² +58% | 2021 |
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| 8, Kidderminster Road814 m away | 57 m² | 99 m² | +42 m² +74% | 2017 |
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| 48, Kemble Road403 m away | 67 m² | 108 m² | +41 m² +61% | 2025 |
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| 25, Chatfield Road593 m away | 133 m² | 174 m² | +41 m² +31% | 2025 |
|---|
| 82, Pemdevon Road898 m away | 81 m² | 122 m² | +41 m² +51% | 2020 |
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| 31, Fawcett Road656 m away | 61 m² | 101 m² | +40 m² +66% | 2022 |
|---|
| 7, Vicarage Road485 m away | 196 m² | 235 m² | +39 m² +20% | 2021 |
|---|
| Flat 1, 22, Oakfield Road628 m away | 54 m² | 93 m² | +39 m² +72% | 2021 |
|---|
| Flat 2, 16, Cavendish Road687 m away | 66 m² | 105 m² | +39 m² +59% | 2011 |
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| Flat 25, Gary Court, 189, London Road770 m away | 45 m² | 83 m² | +38 m² +84% | 2019 |
|---|
| Flat 11, 4, Tavistock Road958 m away | 79 m² | 116 m² | +37 m² +47% | 2025 |
|---|
| Flat 46, 1, Newgate990 m away | 59 m² | 96 m² | +37 m² +63% | 2025 |
|---|
| 20, Salem Place732 m away | 73 m² | 110 m² | +37 m² +51% | 2021 |
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| 75, Euston Road800 m away | 56 m² | 93 m² | +37 m² +66% | 2020 |
|---|
| Flat 1, 19, Godson Road802 m away | 25 m² | 62 m² | +37 m² +148% | 2020 |
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| 85, Epsom Road778 m away | 92 m² | 129 m² | +37 m² +40% | 2017 |
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| 22, Benson Road624 m away | 71 m² | 108 m² | +37 m² +52% | 2013 |
|---|
| 18, Queen Street919 m away | 65 m² | 101 m² | +36 m² +55% | 2026 |
|---|
| 90, Wentworth Road963 m away | 66 m² | 102 m² | +36 m² +55% | 2024 |
|---|
| 22, Pemdevon Road975 m away | 98 m² | 134 m² | +36 m² +37% | 2023 |
|---|
| 9, Waddon Close589 m away | 105 m² | 141 m² | +36 m² +34% | 2022 |
|---|
| 73, Derby Road275 m away | 89 m² | 125 m² | +36 m² +40% | 2019 |
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| 34, Clarendon Road237 m away | 84 m² | 119 m² | +35 m² +42% | 2021 |
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| 56, Lower Church Street158 m away | 37 m² | 72 m² | +35 m² +95% | 2018 |
|---|
| 1, Grafton Road437 m away | 96 m² | 130 m² | +34 m² +35% | 2021 |
|---|
| 56, Miller Road814 m away | 36 m² | 70 m² | +34 m² +94% | 2019 |
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| 38, Bute Road494 m away | 68 m² | 102 m² | +34 m² +50% | 2017 |
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| 212b, High Street921 m away | 54 m² | 87 m² | +33 m² +61% | 2024 |
|---|
| 3, Ravenswood Road627 m away | 78 m² | 111 m² | +33 m² +42% | 2018 |
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| 60, Sumner Road682 m away | 55 m² | 88 m² | +33 m² +60% | 2015 |
|---|
| 1, Nova Road836 m away | 116 m² | 148 m² | +32 m² +28% | 2012 |
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| 77, Clarendon Road235 m away | 75 m² | 106 m² | +31 m² +41% | 2022 |
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| 3, Waddon Close589 m away | 105 m² | 136 m² | +31 m² +30% | 2019 |
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| 22, Siddons Road408 m away | 71 m² | 101 m² | +30 m² +42% | 2024 |
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| 44, Waddon Park Avenue980 m away | 91 m² | 121 m² | +30 m² +33% | 2021 |
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| 41, Clarendon Road235 m away | 91 m² | 121 m² | +30 m² +33% | 2018 |
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| 45, Hathaway Road845 m away | 79 m² | 109 m² | +30 m² +38% | 2016 |
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| Flat 2, 2, Benson Road624 m away | 47 m² | 77 m² | +30 m² +64% | 2015 |
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| Flat 74, 1, Newgate990 m away | 65 m² | 94 m² | +29 m² +45% | 2025 |
|---|
| 20, Chatfield Road593 m away | 127 m² | 156 m² | +29 m² +23% | 2018 |
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| 22, Tavistock Court, Tavistock Road986 m away | 69 m² | 98 m² | +29 m² +42% | 2015 |
|---|
| 35, Borough Hill572 m away | 53 m² | 82 m² | +29 m² +55% | 2012 |
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| 5, Borough Hill572 m away | 49 m² | 78 m² | +29 m² +59% | 2012 |
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| 6, Godson Road802 m away | 123 m² | 152 m² | +29 m² +24% | 2010 |
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| 5, West Street976 m away | 46 m² | 75 m² | +29 m² +63% | 2010 |
|---|
| Flat 56, 1, Newgate990 m away | 53 m² | 81 m² | +28 m² +53% | 2026 |
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| 17, Eland Road527 m away | 69 m² | 97 m² | +28 m² +41% | 2023 |
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| 64, Waddon Road566 m away | 92 m² | 120 m² | +28 m² +30% | 2023 |
|---|
| 11, Rectory Grove260 m away | 48 m² | 76 m² | +28 m² +58% | 2022 |
|---|
| 46, Leighton Street434 m away | 106 m² | 133 m² | +27 m² +25% | 2026 |
|---|
| 68, Ravenswood Road627 m away | 113 m² | 140 m² | +27 m² +24% | 2026 |
|---|
| 50, Clarendon Road237 m away | 120 m² | 147 m² | +27 m² +23% | 2023 |
|---|
| 23, Cuthbert Road91 m away | 70 m² | 97 m² | +27 m² +39% | 2020 |
|---|
| 72, Waddon New Road139 m away | 41 m² | 68 m² | +27 m² +66% | 2020 |
|---|
| 69, Waddon New Road139 m away | 73 m² | 100 m² | +27 m² +37% | 2015 |
|---|
| 1, Waddon Park Avenue839 m away | 110 m² | 136 m² | +26 m² +24% | 2026 |
|---|
| Flat 2, 19, Godson Road802 m away | 20 m² | 46 m² | +26 m² +130% | 2025 |
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| 83 - 85, High Street805 m away | 62 m² | 88 m² | +26 m² +42% | 2024 |
|---|
| 56, Wandle Road844 m away | 68 m² | 94 m² | +26 m² +38% | 2022 |
|---|
| 8, St Leonards Road681 m away | 96 m² | 121 m² | +25 m² +26% | 2023 |
|---|
| Flat 19, The Exchange, 6, Scarbrook Road671 m away | 105 m² | 130 m² | +25 m² +24% | 2020 |
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| 12, Sumner Road773 m away | 99 m² | 124 m² | +25 m² +25% | 2020 |
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| Flat 16, 2, Tavistock Road906 m away | 71 m² | 96 m² | +25 m² +35% | 2020 |
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| 19a, Dennett Road872 m away | 31 m² | 56 m² | +25 m² +81% | 2015 |
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| 12, Otterbourne Road288 m away | 71 m² | 96 m² | +25 m² +35% | 2009 |
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| 21, Duppas Hill Road892 m away | 53 m² | 78 m² | +25 m² +47% | 2009 |
|---|
| Flat 23, Pinnacle Apartments, 11, Saffron Central Square721 m away | 36 m² | 60 m² | +24 m² +67% | 2026 |
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| 47, Waddon Park Avenue839 m away | 104 m² | 128 m² | +24 m² +23% | 2024 |
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| 2, Abbey Road531 m away | 84 m² | 108 m² | +24 m² +29% | 2023 |
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| 88, Pemdevon Road898 m away | 68 m² | 92 m² | +24 m² +35% | 2023 |
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| 97, Wentworth Road934 m away | 64 m² | 88 m² | +24 m² +38% | 2020 |
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| 102, Pemdevon Road898 m away | 76 m² | 100 m² | +24 m² +32% | 2019 |
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| 40, Fawcett Road630 m away | 60 m² | 84 m² | +24 m² +40% | 2016 |
|---|
| Flat 1, Waddon House, 277, Waddon Road777 m away | 88 m² | 111 m² | +23 m² +26% | 2024 |
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| 42, Alton Road849 m away | 43 m² | 66 m² | +23 m² +53% | 2023 |
|---|
| 31, Harrisons Rise532 m away | 92 m² | 115 m² | +23 m² +25% | 2022 |
|---|
| 21a, Bishops Road828 m away | 72 m² | 95 m² | +23 m² +32% | 2022 |
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| 24, Siddons Road408 m away | 63 m² | 86 m² | +23 m² +37% | 2020 |
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| 51, Eastney Road552 m away | 63 m² | 86 m² | +23 m² +37% | 2020 |
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| 142, St James'S Road958 m away | 42 m² | 65 m² | +23 m² +55% | 2017 |
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| Flat 91, 1, Newgate990 m away | 82 m² | 105 m² | +23 m² +28% | 2015 |
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| 29a, Waddon Road466 m away | 46 m² | 69 m² | +23 m² +50% | 2014 |
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| 48, Clarendon Road237 m away | 90 m² | 112 m² | +22 m² +24% | 2026 |
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| 167, Handcroft Road713 m away | 68 m² | 90 m² | +22 m² +32% | 2026 |
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| 14, Bishops Road828 m away | 78 m² | 100 m² | +22 m² +28% | 2026 |
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| 7, Bute Road494 m away | 98 m² | 120 m² | +22 m² +22% | 2024 |
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| Flat 1, 119, Sutherland Road912 m away | 53 m² | 75 m² | +22 m² +42% | 2024 |
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| 15, Eland Road527 m away | 64 m² | 86 m² | +22 m² +34% | 2021 |
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| Cerney, St Leonards Road681 m away | 94 m² | 116 m² | +22 m² +23% | 2021 |
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| 75, Pemdevon Road939 m away | 86 m² | 108 m² | +22 m² +26% | 2021 |
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| 5, Latimer Road535 m away | 104 m² | 126 m² | +22 m² +21% | 2016 |
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| 29 - 30, Surrey Street580 m away | 55 m² | 77 m² | +22 m² +40% | 2013 |
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| 6, Clarendon Road237 m away | 87 m² | 109 m² | +22 m² +25% | 2012 |
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| 2, Denmead Road447 m away | 92 m² | 114 m² | +22 m² +24% | 2012 |
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| Flat 1, 12, Kidderminster Road814 m away | 51 m² | 73 m² | +22 m² +43% | 2009 |
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| 36, Wandle Road963 m away | 36 m² | 58 m² | +22 m² +61% | 2009 |
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| 8, Pemdevon Road975 m away | 88 m² | 109 m² | +21 m² +24% | 2025 |
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| 6, Borough Hill592 m away | 54 m² | 75 m² | +21 m² +39% | 2022 |
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| 143, Waddon Road738 m away | 113 m² | 134 m² | +21 m² +19% | 2022 |
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| 24, Laud Street849 m away | 74 m² | 95 m² | +21 m² +28% | 2022 |
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| 5, Wellington Road917 m away | 43 m² | 64 m² | +21 m² +49% | 2022 |
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| Flat 9, 20, Mint Walk740 m away | 34 m² | 55 m² | +21 m² +62% | 2020 |
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| 19, Addington Road730 m away | 54 m² | 75 m² | +21 m² +39% | 2015 |
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| Flat 15, 4, Tavistock Road958 m away | 50 m² | 71 m² | +21 m² +42% | 2012 |
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| 44, Pitlake172 m away | 39 m² | 60 m² | +21 m² +54% | 2010 |
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| 78, Sumner Road682 m away | 40 m² | 61 m² | +21 m² +53% | 2009 |
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| 23, Waddon Court Road969 m away | 112 m² | 133 m² | +21 m² +19% | 2009 |
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| 56, Euston Road757 m away | 88 m² | 108 m² | +20 m² +23% | 2026 |
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| 5, Addington Road730 m away | 60 m² | 80 m² | +20 m² +33% | 2025 |
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| Flat 42, 1, Newgate990 m away | 70 m² | 90 m² | +20 m² +29% | 2025 |
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| 2, West Street976 m away | 101 m² | 121 m² | +20 m² +20% | 2023 |
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| 19, Old Town592 m away | 67 m² | 87 m² | +20 m² +30% | 2022 |
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| Flat 31, Keats Apartments, 6, Saffron Central Square776 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
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| Flat 22, Keats Apartments, 6, Saffron Central Square776 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
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| Flat 25, Keats Apartments, 6, Saffron Central Square776 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
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| Flat 52, Keats Apartments, 6, Saffron Central Square776 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
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| Flat 46, Keats Apartments, 6, Saffron Central Square776 m away | 69 m² | 89 m² | +20 m² +29% | 2022 |
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| 45, Miller Road843 m away | 48 m² | 68 m² | +20 m² +42% | 2021 |
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| 102, Dennett Road832 m away | 71 m² | 91 m² | +20 m² +28% | 2019 |
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| 44, Sumner Road682 m away | 58 m² | 77 m² | +19 m² +33% | 2026 |
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| Flat 116, Newgate Tower, 1, Newgate990 m away | 80 m² | 99 m² | +19 m² +24% | 2026 |
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| 93, Waddon Road585 m away | 124 m² | 143 m² | +19 m² +15% | 2024 |
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| 53, Dennett Road872 m away | 107 m² | 126 m² | +19 m² +18% | 2023 |
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| Apartment 126, Woodall Court, 7, Whitestone Way666 m away | 49 m² | 68 m² | +19 m² +39% | 2022 |
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| Flat 43, Keats Apartments, 6, Saffron Central Square776 m away | 70 m² | 89 m² | +19 m² +27% | 2022 |
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| 16, Leighton Street434 m away | 84 m² | 103 m² | +19 m² +23% | 2021 |
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| 71, Addington Road730 m away | 62 m² | 81 m² | +19 m² +31% | 2019 |
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| 77a, Wellesley Road848 m away | 76 m² | 95 m² | +19 m² +25% | 2018 |
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| Flat 51, The Exchange, 6, Scarbrook Road671 m away | 57 m² | 76 m² | +19 m² +33% | 2011 |
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| 6, Eland Road499 m away | 64 m² | 82 m² | +18 m² +28% | 2026 |
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| 15, Lambeth Road727 m away | 50 m² | 68 m² | +18 m² +36% | 2026 |
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| 4, Duppas Avenue996 m away | 91 m² | 109 m² | +18 m² +20% | 2026 |
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| 112, Mitcham Road525 m away | 79 m² | 97 m² | +18 m² +23% | 2025 |
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| Flat 4, 2, Fellmongers Yard541 m away | 45 m² | 63 m² | +18 m² +40% | 2024 |
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| Flat 2, 104, Oakfield Road859 m away | 46 m² | 64 m² | +18 m² +39% | 2024 |
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| 21, Grafton Road437 m away | 103 m² | 121 m² | +18 m² +17% | 2022 |
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| 16, Westfield Road0 m away | 61 m² | 79 m² | +18 m² +30% | 2021 |
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| Apartment 102, Peebles Court, 21, Whitestone Way549 m away | 82 m² | 100 m² | +18 m² +22% | 2020 |
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| 77, Fairholme Road967 m away | 23 m² | 41 m² | +18 m² +78% | 2019 |
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| 41, Derby Road275 m away | 70 m² | 88 m² | +18 m² +26% | 2015 |
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| 71, Woburn Court, Wellesley Road932 m away | 59 m² | 77 m² | +18 m² +31% | 2015 |
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| Flat 5, Dartmouth House, Elmwood Road1000 m away | 26 m² | 44 m² | +18 m² +69% | 2014 |
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| 67, Church Road901 m away | 44 m² | 62 m² | +18 m² +41% | 2013 |
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| 33, Miller Road843 m away | 72 m² | 90 m² | +18 m² +25% | 2012 |
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| 35, St James Court, St James'S Road931 m away | 68 m² | 85 m² | +17 m² +25% | 2025 |
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| 36, Viceroy Court, 36, Dingwall Road968 m away | 56 m² | 73 m² | +17 m² +30% | 2025 |
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| 65, Woburn Court, Wellesley Road932 m away | 47 m² | 64 m² | +17 m² +36% | 2024 |
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| 20, Pemdevon Road975 m away | 73 m² | 90 m² | +17 m² +23% | 2024 |
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| 24, Wandle Road958 m away | 75 m² | 92 m² | +17 m² +23% | 2023 |
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| 58, Mitcham Road353 m away | 60 m² | 77 m² | +17 m² +28% | 2021 |
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| 53, Howley Road543 m away | 82 m² | 99 m² | +17 m² +21% | 2014 |
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| 5, Chapman Road750 m away | 70 m² | 87 m² | +17 m² +24% | 2014 |
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| 48, Ruskin Road273 m away | 105 m² | 121 m² | +16 m² +15% | 2025 |
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| Flat 7, St Michael'S Court, 5, Poplar Walk544 m away | 72 m² | 88 m² | +16 m² +22% | 2025 |
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| Flat 137, Newgate Tower, 1, Newgate990 m away | 80 m² | 96 m² | +16 m² +20% | 2025 |
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| Flat 76, 1, Newgate990 m away | 64 m² | 80 m² | +16 m² +25% | 2025 |
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| 129, Wentworth Road934 m away | 70 m² | 86 m² | +16 m² +23% | 2022 |
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| 20, Wandle Side946 m away | 101 m² | 117 m² | +16 m² +16% | 2022 |
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| 41a, Kidderminster Road787 m away | 44 m² | 60 m² | +16 m² +36% | 2020 |
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| 87, Fairholme Road967 m away | 84 m² | 100 m² | +16 m² +19% | 2019 |
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| 5, Clarendon Road235 m away | 90 m² | 106 m² | +16 m² +18% | 2018 |
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| 329, Purley Way721 m away | 43 m² | 59 m² | +16 m² +37% | 2018 |
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| 318, London Road913 m away | 27 m² | 43 m² | +16 m² +59% | 2018 |
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| 130, Pemdevon Road898 m away | 72 m² | 88 m² | +16 m² +22% | 2010 |
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| 45, Kidderminster Road787 m away | 64 m² | 79 m² | +15 m² +23% | 2026 |
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| Flat 13, Palladian Court, 3, Cabot Close588 m away | 61 m² | 76 m² | +15 m² +25% | 2025 |
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| Flat 26, 1, Newgate990 m away | 59 m² | 74 m² | +15 m² +25% | 2025 |
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| 86, Mitcham Road525 m away | 57 m² | 72 m² | +15 m² +26% | 2024 |
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| 392, Whitestone Way485 m away | 61 m² | 76 m² | +15 m² +25% | 2023 |
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| 104, Wentworth Road963 m away | 98 m² | 113 m² | +15 m² +15% | 2023 |
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| 18, Theobald Road71 m away | 59 m² | 74 m² | +15 m² +25% | 2022 |
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| 11, Thomson Crescent723 m away | 83 m² | 98 m² | +15 m² +18% | 2021 |
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| 47, Cranmer Road594 m away | 64 m² | 79 m² | +15 m² +23% | 2018 |
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