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 5AF
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 |
|---|---|---|---|---|
| 48, Dagnall Park959 m away | 111 m² | 208 m² | +97 m² +87% | 2022 |
| 11, Court Road742 m away | 100 m² | 196 m² | +96 m² +96% | 2022 |
| 85, Norhyrst Avenue668 m away | 93 m² | 176 m² | +83 m² +89% | 2022 |
| 15, Tennison Road416 m away | 121 m² | 201 m² | +80 m² +66% | 2021 |
| 71, Crowther Road435 m away | 82 m² | 156 m² | +74 m² +90% | 2024 |
| 15, Prince Road762 m away | 164 m² | 235 m² | +71 m² +43% | 2023 |
| 73, Whitehorse Lane907 m away | 70 m² | 139 m² | +69 m² +99% | 2025 |
| 22, Pittville Gardens769 m away | 123 m² | 189 m² | +66 m² +54% | 2024 |
| 29, Manor Road471 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.
| 66 m² |
| 132 m² |
| +66 m² +100% |
| 2014 |
| 19, Lincoln Road748 m away | 56 m² | 118 m² | +62 m² +111% | 2023 |
|---|
| 8, St Dunstans Road217 m away | 96 m² | 157 m² | +61 m² +64% | 2026 |
|---|
| 206, Portland Road858 m away | 166 m² | 225 m² | +59 m² +36% | 2025 |
|---|
| 145, Whitehorse Lane754 m away | 85 m² | 143 m² | +58 m² +68% | 2021 |
|---|
| 37, Woodvale Avenue834 m away | 96 m² | 154 m² | +58 m² +60% | 2011 |
|---|
| 13, Birchanger Road396 m away | 108 m² | 165 m² | +57 m² +53% | 2022 |
|---|
| 171, Harrington Road888 m away | 47 m² | 103 m² | +56 m² +119% | 2023 |
|---|
| 29, Howden Road945 m away | 124 m² | 180 m² | +56 m² +45% | 2009 |
|---|
| 120, Portland Road627 m away | 146 m² | 200 m² | +54 m² +37% | 2020 |
|---|
| 48, Enmore Road595 m away | 134 m² | 188 m² | +54 m² +40% | 2019 |
|---|
| 23, Norhyrst Avenue668 m away | 96 m² | 149 m² | +53 m² +55% | 2020 |
|---|
| 35, Carmichael Road224 m away | 49 m² | 101 m² | +52 m² +106% | 2024 |
|---|
| 529, Davidson Road882 m away | 85 m² | 137 m² | +52 m² +61% | 2022 |
|---|
| 46, Tennison Road447 m away | 62 m² | 113 m² | +51 m² +82% | 2022 |
|---|
| 25, Addison Road443 m away | 114 m² | 164 m² | +50 m² +44% | 2015 |
|---|
| 16, Upper Grove442 m away | 40 m² | 90 m² | +50 m² +125% | 2010 |
|---|
| 226, Whitehorse Lane688 m away | 92 m² | 141 m² | +49 m² +53% | 2024 |
|---|
| 1, Watcombe Road838 m away | 81 m² | 129 m² | +48 m² +59% | 2022 |
|---|
| 56, Oakley Road921 m away | 77 m² | 124 m² | +47 m² +61% | 2026 |
|---|
| 18, Cobden Road834 m away | 72 m² | 119 m² | +47 m² +65% | 2022 |
|---|
| 13, Auckland Road914 m away | 105 m² | 152 m² | +47 m² +45% | 2021 |
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| 58, Enmore Road595 m away | 31 m² | 77 m² | +46 m² +148% | 2021 |
|---|
| 29, Chartham Road892 m away | 75 m² | 120 m² | +45 m² +60% | 2021 |
|---|
| 27, Carmichael Road224 m away | 116 m² | 160 m² | +44 m² +38% | 2025 |
|---|
| 86, Watcombe Road819 m away | 73 m² | 117 m² | +44 m² +60% | 2025 |
|---|
| 38, Howden Road945 m away | 111 m² | 155 m² | +44 m² +40% | 2025 |
|---|
| 3, Market Parade602 m away | 40 m² | 84 m² | +44 m² +110% | 2020 |
|---|
| 654, Davidson Road602 m away | 88 m² | 131 m² | +43 m² +49% | 2024 |
|---|
| 155, Tennison Road508 m away | 105 m² | 148 m² | +43 m² +41% | 2022 |
|---|
| 25, Nugent Road670 m away | 74 m² | 117 m² | +43 m² +58% | 2022 |
|---|
| 16, Waverley Road910 m away | 77 m² | 120 m² | +43 m² +56% | 2017 |
|---|
| 5b, Farnley Road919 m away | 61 m² | 103 m² | +42 m² +69% | 2026 |
|---|
| 35, Howden Road945 m away | 122 m² | 164 m² | +42 m² +34% | 2026 |
|---|
| 34, Bungalow Road527 m away | 81 m² | 123 m² | +42 m² +52% | 2022 |
|---|
| 90, Birchanger Road636 m away | 92 m² | 134 m² | +42 m² +46% | 2018 |
|---|
| 57, Manor Road471 m away | 128 m² | 169 m² | +41 m² +32% | 2026 |
|---|
| 45, Hambrook Road890 m away | 76 m² | 117 m² | +41 m² +54% | 2025 |
|---|
| 54, Dagnall Park959 m away | 118 m² | 159 m² | +41 m² +35% | 2024 |
|---|
| 9, St Marys Road800 m away | 85 m² | 126 m² | +41 m² +48% | 2023 |
|---|
| 118a, Crowther Road499 m away | 60 m² | 101 m² | +41 m² +68% | 2020 |
|---|
| 107, Howard Road897 m away | 83 m² | 124 m² | +41 m² +49% | 2013 |
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| 190, Portland Road858 m away | 77 m² | 118 m² | +41 m² +53% | 2011 |
|---|
| 27, Brooklyn Road870 m away | 76 m² | 116 m² | +40 m² +53% | 2024 |
|---|
| Flat 1, 5, Cargreen Road97 m away | 63 m² | 103 m² | +40 m² +63% | 2023 |
|---|
| 54, Westgate Road870 m away | 77 m² | 117 m² | +40 m² +52% | 2022 |
|---|
| 16, Hurlstone Road956 m away | 96 m² | 136 m² | +40 m² +42% | 2022 |
|---|
| 192, Whitehorse Lane688 m away | 90 m² | 129 m² | +39 m² +43% | 2020 |
|---|
| 31, Doyle Road241 m away | 82 m² | 121 m² | +39 m² +48% | 2018 |
|---|
| 11a, Balfour Road383 m away | 59 m² | 98 m² | +39 m² +66% | 2018 |
|---|
| 97, Dagnall Park959 m away | 108 m² | 147 m² | +39 m² +36% | 2018 |
|---|
| 127, Birchanger Road808 m away | 34 m² | 73 m² | +39 m² +115% | 2011 |
|---|
| 9, Woodvale Avenue834 m away | 111 m² | 149 m² | +38 m² +34% | 2026 |
|---|
| 3, Ferndale Road947 m away | 83 m² | 121 m² | +38 m² +46% | 2024 |
|---|
| 22, Ferndale Road967 m away | 52 m² | 90 m² | +38 m² +73% | 2024 |
|---|
| 77, Cobden Road839 m away | 93 m² | 131 m² | +38 m² +41% | 2021 |
|---|
| 23, Percy Road422 m away | 61 m² | 99 m² | +38 m² +62% | 2020 |
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| 55, Denmark Road857 m away | 105 m² | 143 m² | +38 m² +36% | 2014 |
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| 13, Parry Road887 m away | 70 m² | 107 m² | +37 m² +53% | 2026 |
|---|
| 15, Camille Close797 m away | 49 m² | 86 m² | +37 m² +76% | 2024 |
|---|
| 23, Aylett Road819 m away | 80 m² | 117 m² | +37 m² +46% | 2023 |
|---|
| 14, Cargreen Road109 m away | 152 m² | 189 m² | +37 m² +24% | 2020 |
|---|
| 28, Holmewood Road621 m away | 101 m² | 138 m² | +37 m² +37% | 2020 |
|---|
| 31, Canham Road932 m away | 118 m² | 155 m² | +37 m² +31% | 2017 |
|---|
| 15, Sandown Road861 m away | 75 m² | 111 m² | +36 m² +48% | 2025 |
|---|
| 135, Harrington Road888 m away | 53 m² | 89 m² | +36 m² +68% | 2025 |
|---|
| 25, Westgate Road888 m away | 44 m² | 80 m² | +36 m² +82% | 2025 |
|---|
| 70, Westgate Road870 m away | 87 m² | 123 m² | +36 m² +41% | 2012 |
|---|
| 17, John Street429 m away | 76 m² | 111 m² | +35 m² +46% | 2026 |
|---|
| 249, Holmesdale Road439 m away | 148 m² | 183 m² | +35 m² +24% | 2025 |
|---|
| 46, Watcombe Road819 m away | 78 m² | 113 m² | +35 m² +45% | 2024 |
|---|
| 436, Davidson Road986 m away | 89 m² | 124 m² | +35 m² +39% | 2021 |
|---|
| 85, Dundee Road1000 m away | 86 m² | 121 m² | +35 m² +41% | 2021 |
|---|
| 4, Cambridge Road909 m away | 181 m² | 216 m² | +35 m² +19% | 2020 |
|---|
| 14, Rothesay Road900 m away | 64 m² | 99 m² | +35 m² +55% | 2019 |
|---|
| Flat 3, 22, Oliver Grove227 m away | 49 m² | 83 m² | +34 m² +69% | 2026 |
|---|
| 39, Sandown Road861 m away | 78 m² | 112 m² | +34 m² +44% | 2024 |
|---|
| 581, Davidson Road700 m away | 86 m² | 120 m² | +34 m² +40% | 2021 |
|---|
| 55, Brooklyn Road980 m away | 90 m² | 124 m² | +34 m² +38% | 2020 |
|---|
| 101, Cobden Road839 m away | 91 m² | 125 m² | +34 m² +37% | 2018 |
|---|
| 34, Whitworth Road470 m away | 181 m² | 215 m² | +34 m² +19% | 2014 |
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| 87, Dundee Road1000 m away | 50 m² | 84 m² | +34 m² +68% | 2013 |
|---|
| 93, Cobden Road839 m away | 95 m² | 128 m² | +33 m² +35% | 2026 |
|---|
| 488, Davidson Road986 m away | 91 m² | 124 m² | +33 m² +36% | 2026 |
|---|
| 51, Harrington Road664 m away | 74 m² | 107 m² | +33 m² +45% | 2023 |
|---|
| 36, Camille Close797 m away | 43 m² | 76 m² | +33 m² +77% | 2021 |
|---|
| 5, Homewood Gardens873 m away | 55 m² | 88 m² | +33 m² +60% | 2020 |
|---|
| 78, Cambridge Road909 m away | 82 m² | 115 m² | +33 m² +40% | 2018 |
|---|
| 28, Ferndale Road967 m away | 99 m² | 132 m² | +33 m² +33% | 2018 |
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| 143, Harrington Road888 m away | 79 m² | 112 m² | +33 m² +42% | 2017 |
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| Flat 3, 13, South Norwood Hill314 m away | 31 m² | 63 m² | +32 m² +103% | 2026 |
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| 6, Pembury Road462 m away | 60 m² | 92 m² | +32 m² +53% | 2026 |
|---|
| 41, Waverley Road901 m away | 77 m² | 109 m² | +32 m² +42% | 2026 |
|---|
| 66, Dagnall Park959 m away | 116 m² | 148 m² | +32 m² +28% | 2025 |
|---|
| 64, Cambridge Road909 m away | 75 m² | 107 m² | +32 m² +43% | 2024 |
|---|
| 14, St Marys Road800 m away | 61 m² | 93 m² | +32 m² +52% | 2023 |
|---|
| Flat 3, 18, Upper Grove442 m away | 56 m² | 88 m² | +32 m² +57% | 2021 |
|---|
| 31, Oliver Grove227 m away | 33 m² | 65 m² | +32 m² +97% | 2020 |
|---|
| 58a, Crowther Road325 m away | 54 m² | 86 m² | +32 m² +59% | 2019 |
|---|
| 31, Shinners Close442 m away | 23 m² | 55 m² | +32 m² +139% | 2019 |
|---|
| 49, Birchanger Road516 m away | 99 m² | 130 m² | +31 m² +31% | 2026 |
|---|
| 310, Whitehorse Lane764 m away | 120 m² | 151 m² | +31 m² +26% | 2025 |
|---|
| 12, Canham Road782 m away | 93 m² | 124 m² | +31 m² +33% | 2025 |
|---|
| 34, Michael Road963 m away | 82 m² | 113 m² | +31 m² +38% | 2025 |
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| 72, Watcombe Road819 m away | 75 m² | 106 m² | +31 m² +41% | 2021 |
|---|
| 51, Chartham Road892 m away | 74 m² | 105 m² | +31 m² +42% | 2020 |
|---|
| 63a, Whitworth Road551 m away | 71 m² | 102 m² | +31 m² +44% | 2019 |
|---|
| 35, Holmewood Road618 m away | 99 m² | 130 m² | +31 m² +31% | 2016 |
|---|
| 4, Silvermere Row931 m away | 86 m² | 117 m² | +31 m² +36% | 2015 |
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| 34, Elm Park Road553 m away | 107 m² | 137 m² | +30 m² +28% | 2024 |
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| 111, Howard Road897 m away | 56 m² | 86 m² | +30 m² +54% | 2024 |
|---|
| 28, Woodside Avenue970 m away | 99 m² | 129 m² | +30 m² +30% | 2024 |
|---|
| 23, Michael Road932 m away | 82 m² | 112 m² | +30 m² +37% | 2023 |
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| 58, Apsley Road696 m away | 71 m² | 101 m² | +30 m² +42% | 2022 |
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| 27, Station Road70 m away | 44 m² | 74 m² | +30 m² +68% | 2012 |
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| Flat 2, 131, Holmesdale Road792 m away | 53 m² | 83 m² | +30 m² +57% | 2010 |
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| 294, Whitehorse Lane764 m away | 104 m² | 133 m² | +29 m² +28% | 2024 |
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| 12, Prince Road762 m away | 56 m² | 85 m² | +29 m² +52% | 2023 |
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| 12, Cromer Road867 m away | 76 m² | 105 m² | +29 m² +38% | 2022 |
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| 65, Cambridge Road944 m away | 70 m² | 99 m² | +29 m² +41% | 2020 |
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| 3, Seymour Place741 m away | 73 m² | 102 m² | +29 m² +40% | 2013 |
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| 21, Woodvale Avenue834 m away | 137 m² | 165 m² | +28 m² +20% | 2026 |
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| 81, Tennison Road416 m away | 103 m² | 131 m² | +28 m² +27% | 2025 |
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| 52, Watcombe Road819 m away | 70 m² | 98 m² | +28 m² +40% | 2023 |
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| 2, Sangley Court, Sangley Road441 m away | 72 m² | 100 m² | +28 m² +39% | 2017 |
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| 18, Eldon Park666 m away | 170 m² | 198 m² | +28 m² +16% | 2013 |
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| Flat 2, Tomlins Court, South Norwood Hill623 m away | 67 m² | 95 m² | +28 m² +42% | 2011 |
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| Flat 2, 13, Walters Road577 m away | 23 m² | 50 m² | +27 m² +117% | 2025 |
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| 88, Birchanger Road636 m away | 47 m² | 74 m² | +27 m² +57% | 2025 |
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| 20, Rothesay Road900 m away | 72 m² | 99 m² | +27 m² +38% | 2025 |
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| 21, Sidney Road386 m away | 73 m² | 100 m² | +27 m² +37% | 2024 |
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| 6, Oakley Road921 m away | 76 m² | 103 m² | +27 m² +36% | 2024 |
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| 12, Rothesay Road900 m away | 75 m² | 102 m² | +27 m² +36% | 2022 |
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| 54, Apsley Road696 m away | 100 m² | 127 m² | +27 m² +27% | 2021 |
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| 43, Ferndale Road947 m away | 80 m² | 106 m² | +26 m² +33% | 2025 |
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| 69, Whitehorse Lane907 m away | 72 m² | 98 m² | +26 m² +36% | 2024 |
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| Flat 17, Abbots Court, Claret Gardens641 m away | 40 m² | 66 m² | +26 m² +65% | 2022 |
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| 29, Woodvale Avenue834 m away | 127 m² | 153 m² | +26 m² +20% | 2020 |
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| 56, Selby Road988 m away | 104 m² | 130 m² | +26 m² +25% | 2020 |
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| Flat 1, 55, South Norwood Hill535 m away | 67 m² | 93 m² | +26 m² +39% | 2019 |
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| Flat 2, 151, Selhurst Road718 m away | 93 m² | 119 m² | +26 m² +28% | 2019 |
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| 33, Lancaster Road545 m away | 79 m² | 105 m² | +26 m² +33% | 2009 |
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| 24, Chartham Road865 m away | 128 m² | 154 m² | +26 m² +20% | 2009 |
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| 31, Chartham Road892 m away | 90 m² | 115 m² | +25 m² +28% | 2026 |
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| 164, Selhurst Road509 m away | 76 m² | 101 m² | +25 m² +33% | 2025 |
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| 133, Holmesdale Road792 m away | 45 m² | 70 m² | +25 m² +56% | 2025 |
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| 50, Parry Road887 m away | 106 m² | 131 m² | +25 m² +24% | 2025 |
|---|
| Flat 2, 1, Burgoyne Road342 m away | 17 m² | 42 m² | +25 m² +147% | 2024 |
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| 253, Holmesdale Road439 m away | 52 m² | 77 m² | +25 m² +48% | 2024 |
|---|
| 15, Woodside Park968 m away | 95 m² | 120 m² | +25 m² +26% | 2024 |
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| 119 - 121, Portland Road377 m away | 61 m² | 86 m² | +25 m² +41% | 2023 |
|---|
| 51, Enmore Road595 m away | 79 m² | 104 m² | +25 m² +32% | 2020 |
|---|
| 45, Watcombe Road838 m away | 53 m² | 78 m² | +25 m² +47% | 2020 |
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| 54, Warminster Road914 m away | 106 m² | 131 m² | +25 m² +24% | 2015 |
|---|
| Flat 1, 156, Portland Road693 m away | 74 m² | 99 m² | +25 m² +34% | 2014 |
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| 35, Farnley Road935 m away | 46 m² | 71 m² | +25 m² +54% | 2012 |
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| 589, Davidson Road700 m away | 88 m² | 112 m² | +24 m² +27% | 2025 |
|---|
| 9, Huntly Road533 m away | 95 m² | 119 m² | +24 m² +25% | 2024 |
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| Flat 1, 45, Lincoln Road748 m away | 28 m² | 52 m² | +24 m² +86% | 2024 |
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| 23, Wynton Gardens463 m away | 90 m² | 114 m² | +24 m² +27% | 2021 |
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| 87d, Albert Road523 m away | 47 m² | 71 m² | +24 m² +51% | 2021 |
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| 86, South Norwood Hill600 m away | 49 m² | 73 m² | +24 m² +49% | 2017 |
|---|
| Flat 3, Ridgway Court, 22, Lancaster Road763 m away | 38 m² | 62 m² | +24 m² +63% | 2016 |
|---|
| 7, Dinsdale Gardens542 m away | 83 m² | 107 m² | +24 m² +29% | 2015 |
|---|
| 66, Cambridge Road909 m away | 81 m² | 105 m² | +24 m² +30% | 2015 |
|---|
| 11c, Oliver Avenue397 m away | 22 m² | 45 m² | +23 m² +105% | 2026 |
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| Flat 3, 30, Howard Road897 m away | 50 m² | 73 m² | +23 m² +46% | 2026 |
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| 71, Dixon Road645 m away | 98 m² | 121 m² | +23 m² +23% | 2025 |
|---|
| 45, Lancaster Road765 m away | 132 m² | 155 m² | +23 m² +17% | 2025 |
|---|
| 620, Davidson Road602 m away | 79 m² | 102 m² | +23 m² +29% | 2024 |
|---|
| 14, Clifford Road176 m away | 31 m² | 54 m² | +23 m² +74% | 2021 |
|---|
| 147, Portland Road585 m away | 68 m² | 91 m² | +23 m² +34% | 2021 |
|---|
| 7c, Eldon Park666 m away | 59 m² | 82 m² | +23 m² +39% | 2019 |
|---|
| Flat 5, Applewood House, 17, Whitworth Road283 m away | 39 m² | 62 m² | +23 m² +59% | 2016 |
|---|
| 8, Lincoln Road790 m away | 85 m² | 108 m² | +23 m² +27% | 2016 |
|---|
| Flat A, 63, Birchanger Road516 m away | 97 m² | 120 m² | +23 m² +24% | 2010 |
|---|
| 27, Prince Road762 m away | 29 m² | 52 m² | +23 m² +79% | 2009 |
|---|
| 159, Portland Road676 m away | 52 m² | 74 m² | +22 m² +42% | 2024 |
|---|
| 563, Davidson Road700 m away | 87 m² | 109 m² | +22 m² +25% | 2024 |
|---|
| 156, South Norwood Hill833 m away | 31 m² | 53 m² | +22 m² +71% | 2024 |
|---|
| 8c, Eldon Park666 m away | 35 m² | 57 m² | +22 m² +63% | 2023 |
|---|
| 61, Whitehorse Lane907 m away | 78 m² | 100 m² | +22 m² +28% | 2022 |
|---|
| Flat 12, 143 - 145, Portland Road585 m away | 34 m² | 56 m² | +22 m² +65% | 2020 |
|---|
| 3, Wynton Gardens463 m away | 100 m² | 122 m² | +22 m² +22% | 2019 |
|---|
| 221c, Whitehorse Lane721 m away | 78 m² | 100 m² | +22 m² +28% | 2017 |
|---|
| 110, Clifton Road772 m away | 86 m² | 108 m² | +22 m² +26% | 2017 |
|---|
| Flat 2, Malton House, 193, Selhurst Road478 m away | 39 m² | 61 m² | +22 m² +56% | 2016 |
|---|
| 21, Percy Road422 m away | 62 m² | 84 m² | +22 m² +35% | 2015 |
|---|
| 57c, South Norwood Hill719 m away | 34 m² | 56 m² | +22 m² +65% | 2015 |
|---|
| Flat 1, 50, Whitworth Road551 m away | 43 m² | 65 m² | +22 m² +51% | 2014 |
|---|
| 54, Watson Place557 m away | 85 m² | 106 m² | +21 m² +25% | 2026 |
|---|
| Flat 1, 13, Walters Road577 m away | 54 m² | 75 m² | +21 m² +39% | 2026 |
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