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 SE25 4AU
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 |
|---|---|---|---|---|
| 7, Tudor Road997 m away | 370 m² | 535 m² | +165 m² +45% | 2025 |
| 16e, Highfield Hill750 m away | 86 m² | 183 m² | +97 m² +113% | 2016 |
| 11, Court Road516 m away | 100 m² | 196 m² | +96 m² +96% | 2022 |
| 47, College Green977 m away | 82 m² | 177 m² | +95 m² +116% | 2012 |
| 85, Norhyrst Avenue514 m away | 93 m² | 176 m² | +83 m² +89% | 2022 |
| 39, Stambourne Way751 m away | 82 m² | 162 m² | +80 m² +98% | 2022 |
| 10, Beulah Hill828 m away | 150 m² | 229 m² | +79 m² +53% | 2018 |
| 1a, Hythe Road787 m away | 77 m² | 150 m² | +73 m² +95% | 2022 |
| 12, Ross Road306 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.
| 159 m² |
| +71 m² +81% |
| 2019 |
| 22, Pittville Gardens817 m away | 123 m² | 189 m² | +66 m² +54% | 2024 |
|---|
| 28, Annsworthy Crescent649 m away | 87 m² | 152 m² | +65 m² +75% | 2025 |
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| 49, Auckland Road124 m away | 136 m² | 197 m² | +61 m² +45% | 2026 |
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| 8, St Dunstans Road963 m away | 96 m² | 157 m² | +61 m² +64% | 2026 |
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| 145, Whitehorse Lane938 m away | 85 m² | 143 m² | +58 m² +68% | 2021 |
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| 37, Woodvale Avenue356 m away | 96 m² | 154 m² | +58 m² +60% | 2011 |
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| 8, Teesdale Gardens404 m away | 63 m² | 120 m² | +57 m² +90% | 2022 |
|---|
| Flat 2, Podina House, 16b, Highfield Hill750 m away | 73 m² | 130 m² | +57 m² +78% | 2020 |
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| 139, Ross Road740 m away | 97 m² | 153 m² | +56 m² +58% | 2014 |
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| 29, Howden Road239 m away | 124 m² | 180 m² | +56 m² +45% | 2009 |
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| 4, Kingslyn Crescent510 m away | 58 m² | 112 m² | +54 m² +93% | 2023 |
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| 242, Mersham Road599 m away | 49 m² | 102 m² | +53 m² +108% | 2022 |
|---|
| 23, Norhyrst Avenue514 m away | 96 m² | 149 m² | +53 m² +55% | 2020 |
|---|
| 12, Spa Close477 m away | 78 m² | 129 m² | +51 m² +65% | 2020 |
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| 163b, Moffat Road707 m away | 47 m² | 96 m² | +49 m² +104% | 2024 |
|---|
| 226, Whitehorse Lane797 m away | 92 m² | 141 m² | +49 m² +53% | 2024 |
|---|
| 120, Sylvan Road450 m away | 73 m² | 121 m² | +48 m² +66% | 2023 |
|---|
| 35, Buller Road870 m away | 78 m² | 125 m² | +47 m² +60% | 2022 |
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| 13, Auckland Road334 m away | 105 m² | 152 m² | +47 m² +45% | 2021 |
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| 1, The Dell664 m away | 85 m² | 131 m² | +46 m² +54% | 2023 |
|---|
| 38, Auckland Road156 m away | 162 m² | 207 m² | +45 m² +28% | 2026 |
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| 38, Howden Road239 m away | 111 m² | 155 m² | +44 m² +40% | 2025 |
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| 96, Livingstone Road783 m away | 111 m² | 155 m² | +44 m² +40% | 2022 |
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| 168, Burlington Road715 m away | 77 m² | 120 m² | +43 m² +56% | 2025 |
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| 163, South Norwood Hill221 m away | 109 m² | 152 m² | +43 m² +39% | 2023 |
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| 25, Nugent Road545 m away | 74 m² | 117 m² | +43 m² +58% | 2022 |
|---|
| 35, Howden Road239 m away | 122 m² | 164 m² | +42 m² +34% | 2026 |
|---|
| 17, Spa Hill917 m away | 57 m² | 99 m² | +42 m² +74% | 2018 |
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| 9, St Marys Road714 m away | 85 m² | 126 m² | +41 m² +48% | 2023 |
|---|
| 136, Spa Hill956 m away | 77 m² | 118 m² | +41 m² +53% | 2015 |
|---|
| 116, Sylvan Road450 m away | 34 m² | 74 m² | +40 m² +118% | 2025 |
|---|
| 8, The Dell664 m away | 90 m² | 130 m² | +40 m² +44% | 2020 |
|---|
| 19, Upton Road954 m away | 76 m² | 116 m² | +40 m² +53% | 2018 |
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| 24, Kitchener Road990 m away | 106 m² | 145 m² | +39 m² +37% | 2024 |
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| 192, Whitehorse Lane797 m away | 90 m² | 129 m² | +39 m² +43% | 2020 |
|---|
| 37, Moffat Road989 m away | 69 m² | 108 m² | +39 m² +57% | 2010 |
|---|
| 9, Woodvale Avenue356 m away | 111 m² | 149 m² | +38 m² +34% | 2026 |
|---|
| 13, Parry Road771 m away | 70 m² | 107 m² | +37 m² +53% | 2026 |
|---|
| 2, Stambourne Way751 m away | 99 m² | 136 m² | +37 m² +37% | 2024 |
|---|
| 65, Falkland Park Avenue374 m away | 93 m² | 130 m² | +37 m² +40% | 2023 |
|---|
| 28, Holmewood Road789 m away | 101 m² | 138 m² | +37 m² +37% | 2020 |
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| 119, Grange Road872 m away | 77 m² | 114 m² | +37 m² +48% | 2018 |
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| 31, Canham Road645 m away | 118 m² | 155 m² | +37 m² +31% | 2017 |
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| 15, Hythe Road787 m away | 38 m² | 75 m² | +37 m² +97% | 2017 |
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| 244, Mersham Road599 m away | 33 m² | 70 m² | +37 m² +112% | 2016 |
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| 50, Wharncliffe Road489 m away | 101 m² | 137 m² | +36 m² +36% | 2025 |
|---|
| 8, Tree View Close667 m away | 114 m² | 150 m² | +36 m² +32% | 2024 |
|---|
| 62, Ross Road491 m away | 114 m² | 150 m² | +36 m² +32% | 2017 |
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| 9, The Dell664 m away | 90 m² | 125 m² | +35 m² +39% | 2025 |
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| 249, Holmesdale Road973 m away | 148 m² | 183 m² | +35 m² +24% | 2025 |
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| Flat 10, Hilltop Court, 345, Grange Road577 m away | 62 m² | 97 m² | +35 m² +56% | 2022 |
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| Flat 3, 22, Oliver Grove960 m away | 49 m² | 83 m² | +34 m² +69% | 2026 |
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| 34, Whitworth Road801 m away | 181 m² | 215 m² | +34 m² +19% | 2014 |
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| 4, Sunset Gardens77 m away | 111 m² | 144 m² | +33 m² +30% | 2023 |
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| 23, High View Close133 m away | 144 m² | 177 m² | +33 m² +23% | 2020 |
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| 27, High View Close133 m away | 127 m² | 160 m² | +33 m² +26% | 2017 |
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| 22, Fitzroy Gardens879 m away | 43 m² | 76 m² | +33 m² +77% | 2012 |
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| Flat 3, 13, South Norwood Hill885 m away | 31 m² | 63 m² | +32 m² +103% | 2026 |
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| 14, St Marys Road714 m away | 61 m² | 93 m² | +32 m² +52% | 2023 |
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| 31, Oliver Grove960 m away | 33 m² | 65 m² | +32 m² +97% | 2020 |
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| 340, Grange Road549 m away | 80 m² | 111 m² | +31 m² +39% | 2026 |
|---|
| 310, Whitehorse Lane477 m away | 120 m² | 151 m² | +31 m² +26% | 2025 |
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| 12, Canham Road657 m away | 93 m² | 124 m² | +31 m² +33% | 2025 |
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| 34, Michael Road756 m away | 82 m² | 113 m² | +31 m² +38% | 2025 |
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| 14, Falkland Park Avenue366 m away | 91 m² | 122 m² | +31 m² +34% | 2024 |
|---|
| 63a, Whitworth Road734 m away | 71 m² | 102 m² | +31 m² +44% | 2019 |
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| 4a, Sylvan Hill579 m away | 109 m² | 140 m² | +31 m² +28% | 2016 |
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| 35, Holmewood Road764 m away | 99 m² | 130 m² | +31 m² +31% | 2016 |
|---|
| 4, Silvermere Row570 m away | 86 m² | 117 m² | +31 m² +36% | 2015 |
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| 50, Hunter Road978 m away | 44 m² | 75 m² | +31 m² +70% | 2015 |
|---|
| 9d, Warminster Road639 m away | 59 m² | 90 m² | +31 m² +53% | 2009 |
|---|
| 29, Grangecliffe Gardens424 m away | 110 m² | 140 m² | +30 m² +27% | 2026 |
|---|
| 352, Grange Road549 m away | 66 m² | 96 m² | +30 m² +45% | 2025 |
|---|
| 39, Falkland Park Avenue374 m away | 96 m² | 126 m² | +30 m² +31% | 2024 |
|---|
| 34, Elm Park Road636 m away | 107 m² | 137 m² | +30 m² +28% | 2024 |
|---|
| 23, Michael Road763 m away | 82 m² | 112 m² | +30 m² +37% | 2023 |
|---|
| Flat 2, 80, Beauchamp Road791 m away | 29 m² | 59 m² | +30 m² +103% | 2023 |
|---|
| 43, Hamilton Road944 m away | 96 m² | 126 m² | +30 m² +31% | 2015 |
|---|
| 79, Ravensdale Gardens934 m away | 110 m² | 139 m² | +29 m² +26% | 2026 |
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| 294, Whitehorse Lane477 m away | 104 m² | 133 m² | +29 m² +28% | 2024 |
|---|
| 2, Shelford Rise738 m away | 75 m² | 104 m² | +29 m² +39% | 2023 |
|---|
| 20, Ross Road306 m away | 64 m² | 93 m² | +29 m² +45% | 2022 |
|---|
| 42a, Fox Hill846 m away | 97 m² | 126 m² | +29 m² +30% | 2021 |
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| 14, Shelford Rise738 m away | 88 m² | 117 m² | +29 m² +33% | 2015 |
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| 118a, Spa Hill956 m away | 52 m² | 81 m² | +29 m² +56% | 2014 |
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| 21, Woodvale Avenue356 m away | 137 m² | 165 m² | +28 m² +20% | 2026 |
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| 230, Grange Road503 m away | 62 m² | 90 m² | +28 m² +45% | 2023 |
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| 18, Wharncliffe Road513 m away | 106 m² | 134 m² | +28 m² +26% | 2017 |
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| 2, Sangley Court, Sangley Road877 m away | 72 m² | 100 m² | +28 m² +39% | 2017 |
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| 149, Beauchamp Road822 m away | 102 m² | 130 m² | +28 m² +27% | 2015 |
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| Flat 2, Tomlins Court, South Norwood Hill560 m away | 67 m² | 95 m² | +28 m² +42% | 2011 |
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| 14, College Green920 m away | 90 m² | 117 m² | +27 m² +30% | 2025 |
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| 36, Livingstone Road976 m away | 75 m² | 102 m² | +27 m² +36% | 2025 |
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| 8, Grangewood Terrace543 m away | 76 m² | 103 m² | +27 m² +36% | 2024 |
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| 145, Livingstone Road638 m away | 100 m² | 127 m² | +27 m² +27% | 2024 |
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| 7, Wakefield Gardens935 m away | 86 m² | 113 m² | +27 m² +31% | 2022 |
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| 133, Ross Road740 m away | 92 m² | 118 m² | +26 m² +28% | 2026 |
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| Flat D, 108, Auckland Road419 m away | 60 m² | 86 m² | +26 m² +43% | 2022 |
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| Flat 17, Abbots Court, Claret Gardens823 m away | 40 m² | 66 m² | +26 m² +65% | 2022 |
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| 47, Grangecliffe Gardens424 m away | 98 m² | 124 m² | +26 m² +27% | 2021 |
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| 29, Woodvale Avenue356 m away | 127 m² | 153 m² | +26 m² +20% | 2020 |
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| 48, Fox Hill846 m away | 110 m² | 136 m² | +26 m² +24% | 2020 |
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| 181, Ross Road900 m away | 110 m² | 136 m² | +26 m² +24% | 2020 |
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| 56, Selby Road944 m away | 104 m² | 130 m² | +26 m² +25% | 2020 |
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| Flat 1, 55, South Norwood Hill644 m away | 67 m² | 93 m² | +26 m² +39% | 2019 |
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| 53, Highfield Hill900 m away | 116 m² | 142 m² | +26 m² +22% | 2019 |
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| 36, Sylvan Road450 m away | 45 m² | 71 m² | +26 m² +58% | 2014 |
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| 33, Lancaster Road817 m away | 79 m² | 105 m² | +26 m² +33% | 2009 |
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| 50, Parry Road771 m away | 106 m² | 131 m² | +25 m² +24% | 2025 |
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| 253, Holmesdale Road973 m away | 52 m² | 77 m² | +25 m² +48% | 2024 |
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| 16, Wakefield Gardens935 m away | 92 m² | 117 m² | +25 m² +27% | 2021 |
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| Flat 5, 110, Auckland Road419 m away | 79 m² | 104 m² | +25 m² +32% | 2020 |
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| 54, Warminster Road688 m away | 106 m² | 131 m² | +25 m² +24% | 2015 |
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| 9, Huntly Road853 m away | 95 m² | 119 m² | +24 m² +25% | 2024 |
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| 167a, Moffat Road707 m away | 97 m² | 121 m² | +24 m² +25% | 2023 |
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| Flat 1, 68, Belvedere Road883 m away | 89 m² | 113 m² | +24 m² +27% | 2023 |
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| Flat 1, Effra Court, 38, Homelands Drive809 m away | 43 m² | 67 m² | +24 m² +56% | 2022 |
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| 197, Church Road822 m away | 156 m² | 180 m² | +24 m² +15% | 2022 |
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| 86, South Norwood Hill579 m away | 49 m² | 73 m² | +24 m² +49% | 2017 |
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| Flat 3, Ridgway Court, 22, Lancaster Road577 m away | 38 m² | 62 m² | +24 m² +63% | 2016 |
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| 174, Livingstone Road615 m away | 91 m² | 115 m² | +24 m² +26% | 2014 |
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| 106, Beauchamp Road791 m away | 78 m² | 102 m² | +24 m² +31% | 2013 |
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| 11c, Oliver Avenue819 m away | 22 m² | 45 m² | +23 m² +105% | 2026 |
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| 45, Lancaster Road525 m away | 132 m² | 155 m² | +23 m² +17% | 2025 |
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| 71, Dixon Road616 m away | 98 m² | 121 m² | +23 m² +23% | 2025 |
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| 29, Mersham Road943 m away | 103 m² | 126 m² | +23 m² +22% | 2023 |
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| Flat 5, Applewood House, 17, Whitworth Road970 m away | 39 m² | 62 m² | +23 m² +59% | 2016 |
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| Flat 29, Carlton Court, Auckland Road572 m away | 47 m² | 70 m² | +23 m² +49% | 2014 |
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| 159, Grange Road720 m away | 55 m² | 78 m² | +23 m² +42% | 2011 |
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| 32, Grangecliffe Gardens456 m away | 131 m² | 153 m² | +22 m² +17% | 2026 |
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| 156, South Norwood Hill352 m away | 31 m² | 53 m² | +22 m² +71% | 2024 |
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| 6, Gayfere Place451 m away | 113 m² | 135 m² | +22 m² +19% | 2024 |
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| 4, Upton Road954 m away | 68 m² | 90 m² | +22 m² +32% | 2021 |
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| Flat 4, 271, Church Road634 m away | 76 m² | 98 m² | +22 m² +29% | 2020 |
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| 221c, Whitehorse Lane785 m away | 78 m² | 100 m² | +22 m² +28% | 2017 |
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| 53, Auckland Road124 m away | 106 m² | 128 m² | +22 m² +21% | 2016 |
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| 57c, South Norwood Hill469 m away | 34 m² | 56 m² | +22 m² +65% | 2015 |
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| Flat 1, 50, Whitworth Road734 m away | 43 m² | 65 m² | +22 m² +51% | 2014 |
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| 7, Cypress Road98 m away | 57 m² | 79 m² | +22 m² +39% | 2013 |
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| 140, Beauchamp Road791 m away | 86 m² | 107 m² | +21 m² +24% | 2026 |
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| 17, Grange Gardens334 m away | 113 m² | 134 m² | +21 m² +19% | 2023 |
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| 51, Selby Road944 m away | 99 m² | 120 m² | +21 m² +21% | 2023 |
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| 46, Cypress Road0 m away | 92 m² | 113 m² | +21 m² +23% | 2021 |
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| 236, Grange Road503 m away | 90 m² | 111 m² | +21 m² +23% | 2016 |
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| Flat 1, 249, Whitehorse Lane700 m away | 40 m² | 61 m² | +21 m² +53% | 2012 |
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| 35, Whitworth Road801 m away | 49 m² | 70 m² | +21 m² +43% | 2009 |
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| 124, Moffat Road842 m away | 89 m² | 109 m² | +20 m² +22% | 2026 |
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| Flat 10, Isis House, 5, Worcester Close909 m away | 64 m² | 84 m² | +20 m² +31% | 2025 |
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| 21, Parry Road771 m away | 88 m² | 108 m² | +20 m² +23% | 2024 |
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| Flat 20, Isis House, 5, Worcester Close909 m away | 64 m² | 84 m² | +20 m² +31% | 2023 |
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| 68, Sylvan Road450 m away | 73 m² | 93 m² | +20 m² +27% | 2013 |
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| 35, Beulah Hill933 m away | 90 m² | 110 m² | +20 m² +22% | 2013 |
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| 44, Hamilton Road944 m away | 93 m² | 112 m² | +19 m² +20% | 2026 |
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| Flat 4, 10, Whitworth Road970 m away | 43 m² | 62 m² | +19 m² +44% | 2026 |
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| 22, Cranleigh Gardens415 m away | 42 m² | 61 m² | +19 m² +45% | 2025 |
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| 6a, Holmesdale Close787 m away | 39 m² | 58 m² | +19 m² +49% | 2025 |
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| 21, Eskmont Ridge913 m away | 23 m² | 42 m² | +19 m² +83% | 2023 |
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| 2, Kingslyn Crescent510 m away | 73 m² | 92 m² | +19 m² +26% | 2020 |
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| 10, Canham Road657 m away | 80 m² | 99 m² | +19 m² +24% | 2019 |
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| 57, Penge Road963 m away | 63 m² | 82 m² | +19 m² +30% | 2017 |
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| Flat 6, Drake Court, Warminster Road539 m away | 48 m² | 67 m² | +19 m² +40% | 2012 |
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| Flat 1, 28, South Norwood Hill830 m away | 50 m² | 68 m² | +18 m² +36% | 2026 |
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| 5, Beauchamp Road602 m away | 79 m² | 97 m² | +18 m² +23% | 2025 |
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| 39, Upton Road954 m away | 83 m² | 101 m² | +18 m² +22% | 2025 |
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| 1, Gayfere Place451 m away | 119 m² | 137 m² | +18 m² +15% | 2024 |
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| 4, Gayfere Place451 m away | 106 m² | 124 m² | +18 m² +17% | 2024 |
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| Flat 7, 70, Auckland Road160 m away | 32 m² | 50 m² | +18 m² +56% | 2022 |
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| Wharncliffe Lodge, Grange Road545 m away | 72 m² | 90 m² | +18 m² +25% | 2020 |
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| 190, Whitehorse Lane797 m away | 77 m² | 95 m² | +18 m² +23% | 2020 |
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| 11, Fitzroy Gardens879 m away | 100 m² | 118 m² | +18 m² +18% | 2020 |
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| 157, Whitehorse Lane938 m away | 107 m² | 125 m² | +18 m² +17% | 2020 |
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| 19, Livingstone Road993 m away | 75 m² | 93 m² | +18 m² +24% | 2019 |
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| Flat 9, Discovery Court, 353, Grange Road597 m away | 42 m² | 60 m² | +18 m² +43% | 2016 |
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| 56, South Norwood Hill732 m away | 105 m² | 123 m² | +18 m² +17% | 2015 |
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| 162, Livingstone Road615 m away | 84 m² | 102 m² | +18 m² +21% | 2014 |
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| 31, Upton Road954 m away | 78 m² | 96 m² | +18 m² +23% | 2013 |
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| 46, Wharncliffe Gardens359 m away | 99 m² | 117 m² | +18 m² +18% | 2012 |
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| Flat 2, Warwick House, 25, South Norwood Hill753 m away | 20 m² | 38 m² | +18 m² +90% | 2010 |
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| Flat 1, 141, Auckland Road586 m away | 70 m² | 87 m² | +17 m² +24% | 2026 |
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| Flat 2, 23, Sangley Road878 m away | 60 m² | 77 m² | +17 m² +28% | 2026 |
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| 33, Kitchener Road975 m away | 95 m² | 112 m² | +17 m² +18% | 2026 |
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| 89, Lancaster Road525 m away | 93 m² | 110 m² | +17 m² +18% | 2025 |
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| 25, Broster Gardens690 m away | 53 m² | 70 m² | +17 m² +32% | 2025 |
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| 100, Burlington Road908 m away | 61 m² | 78 m² | +17 m² +28% | 2025 |
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| Flat 2, 10a, Grange Hill429 m away | 67 m² | 84 m² | +17 m² +25% | 2023 |
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| 4, Shirley Row552 m away | 99 m² | 116 m² | +17 m² +17% | 2023 |
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| 6, Hythe Road725 m away | 101 m² | 118 m² | +17 m² +17% | 2023 |
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| 12, Falkland Park Avenue366 m away | 70 m² | 87 m² | +17 m² +24% | 2022 |
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| Flat C, 7, Chalfont Road747 m away | 32 m² | 49 m² | +17 m² +53% | 2022 |
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| 2, Pittville Gardens817 m away | 92 m² | 109 m² | +17 m² +18% | 2022 |
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| Flat 3, 32, Cuthbert Gardens470 m away | 41 m² | 58 m² | +17 m² +41% | 2021 |
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