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 SE25 6BU
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 |
|---|---|---|---|---|
| 11, Court Road385 m away | 100 m² | 196 m² | +96 m² +96% | 2022 |
| 243, Ross Road888 m away | 102 m² | 187 m² | +85 m² +83% | 2014 |
| 85, Norhyrst Avenue249 m away | 93 m² | 176 m² | +83 m² +89% | 2022 |
| 15, Tennison Road743 m away | 121 m² | 201 m² | +80 m² +66% | 2021 |
| 71, Crowther Road862 m away | 82 m² | 156 m² | +74 m² +90% | 2024 |
| 15, Prince Road810 m away | 164 m² | 235 m² | +71 m² +43% | 2023 |
| 12, Ross Road578 m away | 88 m² | 159 m² | +71 m² +81% | 2019 |
| 73, Whitehorse Lane726 m away | 70 m² | 139 m² | +69 m² +99% | 2025 |
| 22, Pittville Gardens597 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.
| 189 m² |
| +66 m² +54% |
| 2024 |
| 29, Manor Road544 m away | 66 m² | 132 m² | +66 m² +100% | 2014 |
|---|
| 28, Annsworthy Crescent975 m away | 87 m² | 152 m² | +65 m² +75% | 2025 |
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| 2, Dunkeld Road933 m away | 89 m² | 151 m² | +62 m² +70% | 2025 |
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| 19, Lincoln Road856 m away | 56 m² | 118 m² | +62 m² +111% | 2023 |
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| 8, St Dunstans Road232 m away | 96 m² | 157 m² | +61 m² +64% | 2026 |
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| 49, Auckland Road697 m away | 136 m² | 197 m² | +61 m² +45% | 2026 |
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| 145, Whitehorse Lane546 m away | 85 m² | 143 m² | +58 m² +68% | 2021 |
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| 37, Woodvale Avenue416 m away | 96 m² | 154 m² | +58 m² +60% | 2011 |
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| 13, Birchanger Road834 m away | 108 m² | 165 m² | +57 m² +53% | 2022 |
|---|
| 139, Ross Road670 m away | 97 m² | 153 m² | +56 m² +58% | 2014 |
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| 29, Howden Road519 m away | 124 m² | 180 m² | +56 m² +45% | 2009 |
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| 23, Norhyrst Avenue249 m away | 96 m² | 149 m² | +53 m² +55% | 2020 |
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| 35, Carmichael Road655 m away | 49 m² | 101 m² | +52 m² +106% | 2024 |
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| 46, Tennison Road743 m away | 62 m² | 113 m² | +51 m² +82% | 2022 |
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| 25, Addison Road737 m away | 114 m² | 164 m² | +50 m² +44% | 2015 |
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| 16, Upper Grove423 m away | 40 m² | 90 m² | +50 m² +125% | 2010 |
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| 226, Whitehorse Lane405 m away | 92 m² | 141 m² | +49 m² +53% | 2024 |
|---|
| 13, Auckland Road517 m away | 105 m² | 152 m² | +47 m² +45% | 2021 |
|---|
| 38, Auckland Road739 m away | 162 m² | 207 m² | +45 m² +28% | 2026 |
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| 38, Howden Road519 m away | 111 m² | 155 m² | +44 m² +40% | 2025 |
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| 27, Carmichael Road655 m away | 116 m² | 160 m² | +44 m² +38% | 2025 |
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| 3, Market Parade973 m away | 40 m² | 84 m² | +44 m² +110% | 2020 |
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| 163, South Norwood Hill633 m away | 109 m² | 152 m² | +43 m² +39% | 2023 |
|---|
| 25, Nugent Road238 m away | 74 m² | 117 m² | +43 m² +58% | 2022 |
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| 155, Tennison Road942 m away | 105 m² | 148 m² | +43 m² +41% | 2022 |
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| 35, Howden Road519 m away | 122 m² | 164 m² | +42 m² +34% | 2026 |
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| 5b, Farnley Road906 m away | 61 m² | 103 m² | +42 m² +69% | 2026 |
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| 34, Bungalow Road545 m away | 81 m² | 123 m² | +42 m² +52% | 2022 |
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| 57, Manor Road544 m away | 128 m² | 169 m² | +41 m² +32% | 2026 |
|---|
| 45, Hambrook Road987 m away | 76 m² | 117 m² | +41 m² +54% | 2025 |
|---|
| 9, St Marys Road469 m away | 85 m² | 126 m² | +41 m² +48% | 2023 |
|---|
| 118a, Crowther Road918 m away | 60 m² | 101 m² | +41 m² +68% | 2020 |
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| Flat 1, 5, Cargreen Road527 m away | 63 m² | 103 m² | +40 m² +63% | 2023 |
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| 192, Whitehorse Lane405 m away | 90 m² | 129 m² | +39 m² +43% | 2020 |
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| 40, Ladbrook Road806 m away | 86 m² | 125 m² | +39 m² +45% | 2020 |
|---|
| 31, Doyle Road572 m away | 82 m² | 121 m² | +39 m² +48% | 2018 |
|---|
| 11a, Balfour Road755 m away | 59 m² | 98 m² | +39 m² +66% | 2018 |
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| 9, Woodvale Avenue416 m away | 111 m² | 149 m² | +38 m² +34% | 2026 |
|---|
| 23, Percy Road855 m away | 61 m² | 99 m² | +38 m² +62% | 2020 |
|---|
| 13, Parry Road576 m away | 70 m² | 107 m² | +37 m² +53% | 2026 |
|---|
| 15, Camille Close806 m away | 49 m² | 86 m² | +37 m² +76% | 2024 |
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| 65, Falkland Park Avenue612 m away | 93 m² | 130 m² | +37 m² +40% | 2023 |
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| 28, Holmewood Road333 m away | 101 m² | 138 m² | +37 m² +37% | 2020 |
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| 14, Cargreen Road516 m away | 152 m² | 189 m² | +37 m² +24% | 2020 |
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| 119, Grange Road917 m away | 77 m² | 114 m² | +37 m² +48% | 2018 |
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| 31, Canham Road570 m away | 118 m² | 155 m² | +37 m² +31% | 2017 |
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| 50, Wharncliffe Road830 m away | 101 m² | 137 m² | +36 m² +36% | 2025 |
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| 62, Ross Road602 m away | 114 m² | 150 m² | +36 m² +32% | 2017 |
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| 17, John Street678 m away | 76 m² | 111 m² | +35 m² +46% | 2026 |
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| 249, Holmesdale Road335 m away | 148 m² | 183 m² | +35 m² +24% | 2025 |
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| 4, Cambridge Road894 m away | 181 m² | 216 m² | +35 m² +19% | 2020 |
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| 14, Rothesay Road814 m away | 64 m² | 99 m² | +35 m² +55% | 2019 |
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| Flat 3, 22, Oliver Grove214 m away | 49 m² | 83 m² | +34 m² +69% | 2026 |
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| 34, Whitworth Road175 m away | 181 m² | 215 m² | +34 m² +19% | 2014 |
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| 4, Sunset Gardens683 m away | 111 m² | 144 m² | +33 m² +30% | 2023 |
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| 51, Harrington Road946 m away | 74 m² | 107 m² | +33 m² +45% | 2023 |
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| 36, Camille Close806 m away | 43 m² | 76 m² | +33 m² +77% | 2021 |
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| 23, High View Close618 m away | 144 m² | 177 m² | +33 m² +23% | 2020 |
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| 7, Dagmar Road863 m away | 65 m² | 98 m² | +33 m² +51% | 2020 |
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| 5, Homewood Gardens932 m away | 55 m² | 88 m² | +33 m² +60% | 2020 |
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| 78, Cambridge Road894 m away | 82 m² | 115 m² | +33 m² +40% | 2018 |
|---|
| 27, High View Close618 m away | 127 m² | 160 m² | +33 m² +26% | 2017 |
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| Flat 3, 13, South Norwood Hill202 m away | 31 m² | 63 m² | +32 m² +103% | 2026 |
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| 6, Pembury Road772 m away | 60 m² | 92 m² | +32 m² +53% | 2026 |
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| 64, Cambridge Road894 m away | 75 m² | 107 m² | +32 m² +43% | 2024 |
|---|
| 14, St Marys Road469 m away | 61 m² | 93 m² | +32 m² +52% | 2023 |
|---|
| Flat 3, 18, Upper Grove423 m away | 56 m² | 88 m² | +32 m² +57% | 2021 |
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| 31, Oliver Grove214 m away | 33 m² | 65 m² | +32 m² +97% | 2020 |
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| 58a, Crowther Road749 m away | 54 m² | 86 m² | +32 m² +59% | 2019 |
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| 31, Shinners Close850 m away | 23 m² | 55 m² | +32 m² +139% | 2019 |
|---|
| 26, Whitehorse Lane931 m away | 96 m² | 128 m² | +32 m² +33% | 2019 |
|---|
| 49, Birchanger Road953 m away | 99 m² | 130 m² | +31 m² +31% | 2026 |
|---|
| 310, Whitehorse Lane333 m away | 120 m² | 151 m² | +31 m² +26% | 2025 |
|---|
| 12, Canham Road425 m away | 93 m² | 124 m² | +31 m² +33% | 2025 |
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| 34, Michael Road639 m away | 82 m² | 113 m² | +31 m² +38% | 2025 |
|---|
| 14, Falkland Park Avenue648 m away | 91 m² | 122 m² | +31 m² +34% | 2024 |
|---|
| 4, Annsworthy Avenue984 m away | 82 m² | 113 m² | +31 m² +38% | 2024 |
|---|
| 63a, Whitworth Road205 m away | 71 m² | 102 m² | +31 m² +44% | 2019 |
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| 35, Holmewood Road311 m away | 99 m² | 130 m² | +31 m² +31% | 2016 |
|---|
| 4, Silvermere Row628 m away | 86 m² | 117 m² | +31 m² +36% | 2015 |
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| 9d, Warminster Road729 m away | 59 m² | 90 m² | +31 m² +53% | 2009 |
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| 29, Grangecliffe Gardens927 m away | 110 m² | 140 m² | +30 m² +27% | 2026 |
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| 239, Ross Road888 m away | 109 m² | 139 m² | +30 m² +28% | 2025 |
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| 34, Elm Park Road115 m away | 107 m² | 137 m² | +30 m² +28% | 2024 |
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| 39, Falkland Park Avenue612 m away | 96 m² | 126 m² | +30 m² +31% | 2024 |
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| 23, Michael Road614 m away | 82 m² | 112 m² | +30 m² +37% | 2023 |
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| Flat 2, 131, Holmesdale Road779 m away | 53 m² | 83 m² | +30 m² +57% | 2010 |
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| 294, Whitehorse Lane333 m away | 104 m² | 133 m² | +29 m² +28% | 2024 |
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| 12, Prince Road810 m away | 56 m² | 85 m² | +29 m² +52% | 2023 |
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| 20, Ross Road578 m away | 64 m² | 93 m² | +29 m² +45% | 2022 |
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| 12, Cromer Road936 m away | 76 m² | 105 m² | +29 m² +38% | 2022 |
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| 1, Annsworthy Avenue984 m away | 81 m² | 110 m² | +29 m² +36% | 2022 |
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| 65, Cambridge Road926 m away | 70 m² | 99 m² | +29 m² +41% | 2020 |
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| 21, Woodvale Avenue416 m away | 137 m² | 165 m² | +28 m² +20% | 2026 |
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| 81, Tennison Road743 m away | 103 m² | 131 m² | +28 m² +27% | 2025 |
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| 230, Grange Road978 m away | 62 m² | 90 m² | +28 m² +45% | 2023 |
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| 2, Sangley Court, Sangley Road237 m away | 72 m² | 100 m² | +28 m² +39% | 2017 |
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| 18, Wharncliffe Road712 m away | 106 m² | 134 m² | +28 m² +26% | 2017 |
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| 18, Eldon Park845 m away | 170 m² | 198 m² | +28 m² +16% | 2013 |
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| Flat 2, Tomlins Court, South Norwood Hill187 m away | 67 m² | 95 m² | +28 m² +42% | 2011 |
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| Flat 2, 13, Walters Road634 m away | 23 m² | 50 m² | +27 m² +117% | 2025 |
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| 20, Rothesay Road814 m away | 72 m² | 99 m² | +27 m² +38% | 2025 |
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| 21, Sidney Road823 m away | 73 m² | 100 m² | +27 m² +37% | 2024 |
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| 12, Rothesay Road814 m away | 75 m² | 102 m² | +27 m² +36% | 2022 |
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| 133, Ross Road670 m away | 92 m² | 118 m² | +26 m² +28% | 2026 |
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| 255, Ross Road888 m away | 143 m² | 169 m² | +26 m² +18% | 2026 |
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| 69, Whitehorse Lane726 m away | 72 m² | 98 m² | +26 m² +36% | 2024 |
|---|
| Flat 17, Abbots Court, Claret Gardens376 m away | 40 m² | 66 m² | +26 m² +65% | 2022 |
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| 47, Grangecliffe Gardens927 m away | 98 m² | 124 m² | +26 m² +27% | 2021 |
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| 29, Woodvale Avenue416 m away | 127 m² | 153 m² | +26 m² +20% | 2020 |
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| 181, Ross Road748 m away | 110 m² | 136 m² | +26 m² +24% | 2020 |
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| 56, Selby Road841 m away | 104 m² | 130 m² | +26 m² +25% | 2020 |
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| Flat 1, 55, South Norwood Hill111 m away | 67 m² | 93 m² | +26 m² +39% | 2019 |
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| Flat 2, 151, Selhurst Road820 m away | 93 m² | 119 m² | +26 m² +28% | 2019 |
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| 24, Chartham Road993 m away | 128 m² | 154 m² | +26 m² +20% | 2009 |
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| 50, Parry Road576 m away | 106 m² | 131 m² | +25 m² +24% | 2025 |
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| 164, Selhurst Road631 m away | 76 m² | 101 m² | +25 m² +33% | 2025 |
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| 133, Holmesdale Road779 m away | 45 m² | 70 m² | +25 m² +56% | 2025 |
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| Flat 2, 1, Burgoyne Road332 m away | 17 m² | 42 m² | +25 m² +147% | 2024 |
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| 253, Holmesdale Road335 m away | 52 m² | 77 m² | +25 m² +48% | 2024 |
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| 1, Dunkeld Road933 m away | 82 m² | 107 m² | +25 m² +30% | 2020 |
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| 54, Warminster Road663 m away | 106 m² | 131 m² | +25 m² +24% | 2015 |
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| 26, Station Road461 m away | 35 m² | 60 m² | +25 m² +71% | 2010 |
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| 9, Huntly Road298 m away | 95 m² | 119 m² | +24 m² +25% | 2024 |
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| Flat 1, 45, Lincoln Road856 m away | 28 m² | 52 m² | +24 m² +86% | 2024 |
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| 23, Wynton Gardens644 m away | 90 m² | 114 m² | +24 m² +27% | 2021 |
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| 87d, Albert Road736 m away | 47 m² | 71 m² | +24 m² +51% | 2021 |
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| 86, South Norwood Hill180 m away | 49 m² | 73 m² | +24 m² +49% | 2017 |
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| Flat 3, Ridgway Court, 22, Lancaster Road452 m away | 38 m² | 62 m² | +24 m² +63% | 2016 |
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| 7, Dinsdale Gardens746 m away | 83 m² | 107 m² | +24 m² +29% | 2015 |
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| 66, Cambridge Road894 m away | 81 m² | 105 m² | +24 m² +30% | 2015 |
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| 35, Farnley Road875 m away | 47 m² | 71 m² | +24 m² +51% | 2012 |
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| 33, Lancaster Road386 m away | 55 m² | 79 m² | +24 m² +44% | 2009 |
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| 11c, Oliver Avenue107 m away | 22 m² | 45 m² | +23 m² +105% | 2026 |
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| 71, Dixon Road240 m away | 98 m² | 121 m² | +23 m² +23% | 2025 |
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| 45, Lancaster Road423 m away | 132 m² | 155 m² | +23 m² +17% | 2025 |
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| 14, Clifford Road523 m away | 31 m² | 54 m² | +23 m² +74% | 2021 |
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| 147, Portland Road940 m away | 68 m² | 91 m² | +23 m² +34% | 2021 |
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| 7c, Eldon Park845 m away | 59 m² | 82 m² | +23 m² +39% | 2019 |
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| Flat 5, Applewood House, 17, Whitworth Road241 m away | 39 m² | 62 m² | +23 m² +59% | 2016 |
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| 8, Lincoln Road884 m away | 85 m² | 108 m² | +23 m² +27% | 2016 |
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| 159, Grange Road923 m away | 55 m² | 78 m² | +23 m² +42% | 2011 |
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| Flat A, 63, Birchanger Road953 m away | 97 m² | 120 m² | +23 m² +24% | 2010 |
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| 27, Prince Road810 m away | 29 m² | 52 m² | +23 m² +79% | 2009 |
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| 32, Grangecliffe Gardens919 m away | 131 m² | 153 m² | +22 m² +17% | 2026 |
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| 156, South Norwood Hill396 m away | 31 m² | 53 m² | +22 m² +71% | 2024 |
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| 8c, Eldon Park845 m away | 35 m² | 57 m² | +22 m² +63% | 2023 |
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| 61, Whitehorse Lane726 m away | 78 m² | 100 m² | +22 m² +28% | 2022 |
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| Flat 12, 143 - 145, Portland Road940 m away | 34 m² | 56 m² | +22 m² +65% | 2020 |
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| 9, Annsworthy Avenue984 m away | 78 m² | 100 m² | +22 m² +28% | 2020 |
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| 3, Wynton Gardens644 m away | 100 m² | 122 m² | +22 m² +22% | 2019 |
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| 221c, Whitehorse Lane429 m away | 78 m² | 100 m² | +22 m² +28% | 2017 |
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| 110, Clifton Road711 m away | 86 m² | 108 m² | +22 m² +26% | 2017 |
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| Flat 2, Malton House, 193, Selhurst Road553 m away | 39 m² | 61 m² | +22 m² +56% | 2016 |
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| 53, Auckland Road697 m away | 106 m² | 128 m² | +22 m² +21% | 2016 |
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| 57c, South Norwood Hill282 m away | 34 m² | 56 m² | +22 m² +65% | 2015 |
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| 21, Percy Road855 m away | 62 m² | 84 m² | +22 m² +35% | 2015 |
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| Flat 1, 50, Whitworth Road205 m away | 43 m² | 65 m² | +22 m² +51% | 2014 |
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| 7, Cypress Road761 m away | 57 m² | 79 m² | +22 m² +39% | 2013 |
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| Flat 46, Wheathill House, Croydon Road995 m away | 66 m² | 88 m² | +22 m² +33% | 2012 |
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| Flat 1, 13, Walters Road634 m away | 54 m² | 75 m² | +21 m² +39% | 2026 |
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| 54, Watson Place912 m away | 85 m² | 106 m² | +21 m² +25% | 2026 |
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| 51, Selby Road841 m away | 99 m² | 120 m² | +21 m² +21% | 2023 |
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| 17, Grange Gardens852 m away | 113 m² | 134 m² | +21 m² +19% | 2023 |
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| 5a, Park Road482 m away | 60 m² | 81 m² | +21 m² +35% | 2022 |
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| 46, Cypress Road746 m away | 92 m² | 113 m² | +21 m² +23% | 2021 |
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| 38, Camille Close806 m away | 40 m² | 61 m² | +21 m² +53% | 2021 |
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| Flat 1, 249, Whitehorse Lane386 m away | 40 m² | 61 m² | +21 m² +53% | 2012 |
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| Flat 5, 153, Selhurst Road820 m away | 35 m² | 56 m² | +21 m² +60% | 2011 |
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| 21, Parry Road576 m away | 88 m² | 108 m² | +20 m² +23% | 2024 |
|---|
| 45, Percy Road855 m away | 66 m² | 86 m² | +20 m² +30% | 2024 |
|---|
| Flat 2, 141, Selhurst Road820 m away | 33 m² | 53 m² | +20 m² +61% | 2019 |
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| 2, Rothesay Road814 m away | 64 m² | 84 m² | +20 m² +31% | 2017 |
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| 18, Cresswell Road857 m away | 92 m² | 112 m² | +20 m² +22% | 2014 |
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| 26, Lonsdale Road924 m away | 94 m² | 114 m² | +20 m² +21% | 2013 |
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| 39, Cambridge Road926 m away | 93 m² | 113 m² | +20 m² +22% | 2012 |
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| Flat 4, 10, Whitworth Road241 m away | 43 m² | 62 m² | +19 m² +44% | 2026 |
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| 6a, Holmesdale Close43 m away | 39 m² | 58 m² | +19 m² +49% | 2025 |
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| 22, Cranleigh Gardens420 m away | 42 m² | 61 m² | +19 m² +45% | 2025 |
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| 18, Adair Close872 m away | 94 m² | 113 m² | +19 m² +20% | 2024 |
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| 22, Lonsdale Road924 m away | 78 m² | 97 m² | +19 m² +24% | 2024 |
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| 10, Canham Road425 m away | 80 m² | 99 m² | +19 m² +24% | 2019 |
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| 57, Penge Road682 m away | 63 m² | 82 m² | +19 m² +30% | 2017 |
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| 12, Upper Grove423 m away | 43 m² | 62 m² | +19 m² +44% | 2015 |
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| 6b, Tennison Road577 m away | 91 m² | 110 m² | +19 m² +21% | 2015 |
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| Flat 7, Alder Court, 30, Portland Road531 m away | 38 m² | 57 m² | +19 m² +50% | 2012 |
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| Flat 6, Drake Court, Warminster Road553 m away | 48 m² | 67 m² | +19 m² +40% | 2012 |
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| Flat 1, 28, South Norwood Hill193 m away | 50 m² | 68 m² | +18 m² +36% | 2026 |
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| 76a, High Street345 m away | 52 m² | 70 m² | +18 m² +35% | 2023 |
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| Flat 7, 70, Auckland Road865 m away | 32 m² | 50 m² | +18 m² +56% | 2022 |
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| 190, Whitehorse Lane405 m away | 77 m² | 95 m² | +18 m² +23% | 2020 |
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