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 RM6 6RH
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 |
|---|---|---|---|---|
| 78, Kenneth Road600 m away | 86 m² | 207 m² | +121 m² +141% | 2026 |
| 397, Whalebone Lane North0 m away | 130 m² | 241 m² | +111 m² +85% | 2022 |
| 85, Warley Avenue752 m away | 78 m² | 176 m² | +98 m² +126% | 2022 |
| 42, Stanley Avenue892 m away | 68 m² | 160 m² | +92 m² +135% | 2015 |
| 50, Tolworth Gardens865 m away | 92 m² | 182 m² | +90 m² +98% | 2024 |
| 1a, Hainault Gore240 m away | 67 m² | 156 m² | +89 m² +133% | 2021 |
| 70, Burlington Gardens474 m away | 96 m² | 183 m² | +87 m² +91% | 2021 |
| 45, Whalebone Grove250 m away | 96 m² | 180 m² | +84 m² +88% | 2023 |
| 327, Crow Lane758 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 |
| 150 m² |
| +84 m² +127% |
| 2021 |
| 12, Adelaide Gardens612 m away | 75 m² | 155 m² | +80 m² +107% | 2024 |
|---|
| 243, High Road134 m away | 59 m² | 135 m² | +76 m² +129% | 2024 |
|---|
| 9, Alexandra Road425 m away | 139 m² | 212 m² | +73 m² +53% | 2026 |
|---|
| 16, Gordon Road216 m away | 68 m² | 140 m² | +72 m² +106% | 2023 |
|---|
| 22, Norbury Gardens955 m away | 90 m² | 161 m² | +71 m² +79% | 2025 |
|---|
| 31, Bennett Road353 m away | 82 m² | 153 m² | +71 m² +87% | 2022 |
|---|
| 57, Saville Road390 m away | 97 m² | 161 m² | +64 m² +66% | 2021 |
|---|
| 91, Havering Gardens999 m away | 129 m² | 193 m² | +64 m² +50% | 2020 |
|---|
| 313, Crow Lane758 m away | 93 m² | 155 m² | +62 m² +67% | 2026 |
|---|
| 17, East Road335 m away | 85 m² | 147 m² | +62 m² +73% | 2022 |
|---|
| 1, East Park Close562 m away | 46 m² | 107 m² | +61 m² +133% | 2025 |
|---|
| 32, Tolworth Gardens865 m away | 68 m² | 129 m² | +61 m² +90% | 2021 |
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| 25, Alexandra Road425 m away | 59 m² | 118 m² | +59 m² +100% | 2025 |
|---|
| 61, Bennett Road433 m away | 53 m² | 112 m² | +59 m² +111% | 2023 |
|---|
| 51, Morley Road346 m away | 92 m² | 150 m² | +58 m² +63% | 2023 |
|---|
| 457, Whalebone Lane North963 m away | 83 m² | 141 m² | +58 m² +70% | 2022 |
|---|
| 34, West Road531 m away | 89 m² | 146 m² | +57 m² +64% | 2018 |
|---|
| 2, The Close440 m away | 84 m² | 141 m² | +57 m² +68% | 2016 |
|---|
| 75, Norbury Gardens955 m away | 94 m² | 149 m² | +55 m² +59% | 2026 |
|---|
| 6, Henley Gardens723 m away | 67 m² | 122 m² | +55 m² +82% | 2023 |
|---|
| 503, Whalebone Lane North514 m away | 94 m² | 147 m² | +53 m² +56% | 2025 |
|---|
| 9, Hall Road843 m away | 96 m² | 149 m² | +53 m² +55% | 2016 |
|---|
| 56, Cecil Road546 m away | 97 m² | 149 m² | +52 m² +54% | 2024 |
|---|
| 30, Heath Road746 m away | 72 m² | 124 m² | +52 m² +72% | 2024 |
|---|
| 71, Warley Avenue752 m away | 80 m² | 131 m² | +51 m² +64% | 2023 |
|---|
| 23, Kings Avenue409 m away | 98 m² | 148 m² | +50 m² +51% | 2025 |
|---|
| 14, Melbourne Gardens785 m away | 66 m² | 116 m² | +50 m² +76% | 2021 |
|---|
| 90, Hall Road968 m away | 68 m² | 118 m² | +50 m² +74% | 2018 |
|---|
| 11, Melbourne Gardens785 m away | 78 m² | 127 m² | +49 m² +63% | 2016 |
|---|
| 16, Saville Road414 m away | 89 m² | 135 m² | +46 m² +52% | 2022 |
|---|
| 20, Torrington Road973 m away | 102 m² | 147 m² | +45 m² +44% | 2026 |
|---|
| 10, Southern Way979 m away | 61 m² | 105 m² | +44 m² +72% | 2026 |
|---|
| 509, Whalebone Lane North616 m away | 81 m² | 124 m² | +43 m² +53% | 2026 |
|---|
| 90, East Road745 m away | 95 m² | 137 m² | +42 m² +44% | 2023 |
|---|
| 11, Pemberton Gardens498 m away | 78 m² | 118 m² | +40 m² +51% | 2025 |
|---|
| 61, Portland Gardens766 m away | 83 m² | 123 m² | +40 m² +48% | 2024 |
|---|
| 14, East Park Close630 m away | 67 m² | 107 m² | +40 m² +60% | 2021 |
|---|
| 14, West Park Close595 m away | 70 m² | 109 m² | +39 m² +56% | 2021 |
|---|
| 24, Pemberton Gardens498 m away | 100 m² | 139 m² | +39 m² +39% | 2015 |
|---|
| 14, Heath Road746 m away | 82 m² | 120 m² | +38 m² +46% | 2025 |
|---|
| 38, Kenneth Road695 m away | 98 m² | 136 m² | +38 m² +39% | 2023 |
|---|
| 23, Herbert Gardens798 m away | 71 m² | 108 m² | +37 m² +52% | 2020 |
|---|
| 10, Adelaide Gardens612 m away | 86 m² | 123 m² | +37 m² +43% | 2019 |
|---|
| 8, Edgar Road874 m away | 94 m² | 131 m² | +37 m² +39% | 2018 |
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| 12, Edgar Road985 m away | 58 m² | 94 m² | +36 m² +62% | 2025 |
|---|
| 14, Kings Avenue438 m away | 87 m² | 123 m² | +36 m² +41% | 2015 |
|---|
| 117, Heath Road528 m away | 81 m² | 117 m² | +36 m² +44% | 2012 |
|---|
| 61, Kings Avenue409 m away | 92 m² | 127 m² | +35 m² +38% | 2026 |
|---|
| 41, Eastern Avenue West822 m away | 101 m² | 136 m² | +35 m² +35% | 2026 |
|---|
| 73a, Eric Road514 m away | 76 m² | 111 m² | +35 m² +46% | 2014 |
|---|
| 10, East Road335 m away | 86 m² | 120 m² | +34 m² +40% | 2021 |
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| 11, Woodlands Avenue400 m away | 88 m² | 121 m² | +33 m² +38% | 2024 |
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| 15, Havering Gardens889 m away | 81 m² | 114 m² | +33 m² +41% | 2023 |
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| 216a, High Road190 m away | 47 m² | 79 m² | +32 m² +68% | 2024 |
|---|
| Flat D, 113, Temple Avenue982 m away | 37 m² | 69 m² | +32 m² +86% | 2024 |
|---|
| 40, Geneva Gardens541 m away | 70 m² | 102 m² | +32 m² +46% | 2023 |
|---|
| 13, Limbourne Avenue695 m away | 79 m² | 111 m² | +32 m² +41% | 2023 |
|---|
| 2, Charles Road899 m away | 81 m² | 113 m² | +32 m² +40% | 2023 |
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| 111, Stanley Avenue959 m away | 73 m² | 104 m² | +31 m² +42% | 2024 |
|---|
| 14, Lansbury Avenue405 m away | 85 m² | 116 m² | +31 m² +36% | 2023 |
|---|
| 2, Herbert Gardens798 m away | 76 m² | 107 m² | +31 m² +41% | 2022 |
|---|
| 3, Kelly Way335 m away | 71 m² | 102 m² | +31 m² +44% | 2019 |
|---|
| 24, Cavendish Gardens338 m away | 145 m² | 176 m² | +31 m² +21% | 2019 |
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| 20, Arthur Road963 m away | 87 m² | 118 m² | +31 m² +36% | 2015 |
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| 397, London Road535 m away | 79 m² | 109 m² | +30 m² +38% | 2024 |
|---|
| 33, Eric Road654 m away | 115 m² | 145 m² | +30 m² +26% | 2024 |
|---|
| 513, Whalebone Lane North616 m away | 98 m² | 128 m² | +30 m² +31% | 2022 |
|---|
| 68a, Saville Road414 m away | 105 m² | 134 m² | +29 m² +28% | 2026 |
|---|
| 38, Adelaide Gardens639 m away | 104 m² | 133 m² | +29 m² +28% | 2026 |
|---|
| 17, Tolworth Gardens837 m away | 90 m² | 119 m² | +29 m² +32% | 2025 |
|---|
| 53, Whalebone Grove250 m away | 103 m² | 132 m² | +29 m² +28% | 2024 |
|---|
| 2, Heath Road746 m away | 80 m² | 109 m² | +29 m² +36% | 2021 |
|---|
| 13, Sylvan Avenue482 m away | 82 m² | 111 m² | +29 m² +35% | 2017 |
|---|
| 465, Whalebone Lane North963 m away | 95 m² | 123 m² | +28 m² +29% | 2023 |
|---|
| 11, Bedwell Court, Broomfield Road875 m away | 38 m² | 66 m² | +28 m² +74% | 2016 |
|---|
| 37, Heath Road746 m away | 76 m² | 104 m² | +28 m² +37% | 2013 |
|---|
| 19, Mayfair Avenue504 m away | 104 m² | 132 m² | +28 m² +27% | 2010 |
|---|
| 63, Morley Road462 m away | 79 m² | 106 m² | +27 m² +34% | 2026 |
|---|
| 32b, Albany Road293 m away | 42 m² | 69 m² | +27 m² +64% | 2021 |
|---|
| 1219 - 1221, High Road914 m away | 52 m² | 79 m² | +27 m² +52% | 2021 |
|---|
| 4e, The Pinnacles, 156 - 162, High Road252 m away | 54 m² | 81 m² | +27 m² +50% | 2020 |
|---|
| 13, Stanley Avenue907 m away | 30 m² | 57 m² | +27 m² +90% | 2019 |
|---|
| 56, Tolworth Gardens865 m away | 87 m² | 114 m² | +27 m² +31% | 2014 |
|---|
| 6, Kelly Way335 m away | 85 m² | 111 m² | +26 m² +31% | 2024 |
|---|
| 19, Eustace Road780 m away | 64 m² | 90 m² | +26 m² +41% | 2024 |
|---|
| 31, Hall Road968 m away | 95 m² | 121 m² | +26 m² +27% | 2024 |
|---|
| 8, Whalebone Avenue191 m away | 74 m² | 100 m² | +26 m² +35% | 2023 |
|---|
| 5, West Park Close595 m away | 102 m² | 128 m² | +26 m² +25% | 2021 |
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| 53, Chadville Gardens730 m away | 77 m² | 103 m² | +26 m² +34% | 2015 |
|---|
| 11, Sylvan Avenue482 m away | 89 m² | 114 m² | +25 m² +28% | 2025 |
|---|
| 3, Cecil Road686 m away | 86 m² | 111 m² | +25 m² +29% | 2024 |
|---|
| 14, Herbert Gardens798 m away | 117 m² | 142 m² | +25 m² +21% | 2023 |
|---|
| 4, Tolworth Gardens865 m away | 85 m² | 110 m² | +25 m² +29% | 2023 |
|---|
| 4, Melbourne Gardens813 m away | 60 m² | 85 m² | +25 m² +42% | 2022 |
|---|
| 27, Beresford Gardens291 m away | 87 m² | 112 m² | +25 m² +29% | 2021 |
|---|
| 5, Plantagenet Place890 m away | 83 m² | 108 m² | +25 m² +30% | 2021 |
|---|
| 12, Dairy Mews794 m away | 47 m² | 72 m² | +25 m² +53% | 2020 |
|---|
| 34, Bennett Road433 m away | 119 m² | 144 m² | +25 m² +21% | 2015 |
|---|
| 32, Braithwaite Avenue887 m away | 22 m² | 47 m² | +25 m² +114% | 2015 |
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| 20, Portland Gardens798 m away | 60 m² | 85 m² | +25 m² +42% | 2009 |
|---|
| 13, Melbourne Gardens785 m away | 84 m² | 108 m² | +24 m² +29% | 2025 |
|---|
| 4, Heath Terrace827 m away | 73 m² | 97 m² | +24 m² +33% | 2025 |
|---|
| 1, Chadville Gardens875 m away | 84 m² | 108 m² | +24 m² +29% | 2025 |
|---|
| Flat 3, Sanders Court, 21, Fullerton Avenue979 m away | 52 m² | 76 m² | +24 m² +46% | 2025 |
|---|
| 36, Chadville Gardens820 m away | 80 m² | 104 m² | +24 m² +30% | 2024 |
|---|
| 4, Ashbury Gardens926 m away | 78 m² | 102 m² | +24 m² +31% | 2024 |
|---|
| 7, Tenby Road222 m away | 48 m² | 72 m² | +24 m² +50% | 2023 |
|---|
| 17, West Road531 m away | 78 m² | 102 m² | +24 m² +31% | 2021 |
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| 52, Stanley Avenue970 m away | 75 m² | 99 m² | +24 m² +32% | 2021 |
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| 332, Crow Lane726 m away | 78 m² | 102 m² | +24 m² +31% | 2020 |
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| 39, Chadville Gardens730 m away | 70 m² | 94 m² | +24 m² +34% | 2019 |
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| 253, Crow Lane964 m away | 74 m² | 97 m² | +23 m² +31% | 2026 |
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| 61, Mill Lane309 m away | 134 m² | 157 m² | +23 m² +17% | 2022 |
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| 58, Hall Road968 m away | 137 m² | 160 m² | +23 m² +17% | 2022 |
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| 17, Tenby Road222 m away | 100 m² | 123 m² | +23 m² +23% | 2019 |
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| 108, Kenneth Road486 m away | 76 m² | 99 m² | +23 m² +30% | 2019 |
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| 393, London Road535 m away | 90 m² | 113 m² | +23 m² +26% | 2014 |
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| 42, Sylvan Avenue482 m away | 109 m² | 131 m² | +22 m² +20% | 2025 |
|---|
| 1, Stanley Avenue856 m away | 112 m² | 134 m² | +22 m² +20% | 2025 |
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| 11, Hathaway Gardens826 m away | 101 m² | 123 m² | +22 m² +22% | 2022 |
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| 10, Willow Road194 m away | 91 m² | 113 m² | +22 m² +24% | 2021 |
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| 62, Pemberton Gardens537 m away | 59 m² | 81 m² | +22 m² +37% | 2021 |
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| 47, Hathaway Gardens894 m away | 133 m² | 155 m² | +22 m² +17% | 2014 |
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| 468b, Whalebone Lane North51 m away | 33 m² | 55 m² | +22 m² +67% | 2012 |
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| 83, Mill Lane251 m away | 71 m² | 92 m² | +21 m² +30% | 2026 |
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| 29, Warley Avenue752 m away | 92 m² | 113 m² | +21 m² +23% | 2025 |
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| 41, Chadwell Heath Lane963 m away | 81 m² | 102 m² | +21 m² +26% | 2025 |
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| 8, Wadeville Avenue259 m away | 97 m² | 118 m² | +21 m² +22% | 2022 |
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| 61, Adelaide Gardens639 m away | 82 m² | 103 m² | +21 m² +26% | 2022 |
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| 5, Morley Road346 m away | 86 m² | 107 m² | +21 m² +24% | 2019 |
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| 65, Whalebone Grove312 m away | 81 m² | 102 m² | +21 m² +26% | 2017 |
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| 74, Heath Road622 m away | 70 m² | 91 m² | +21 m² +30% | 2017 |
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| 51, Warley Avenue752 m away | 84 m² | 105 m² | +21 m² +25% | 2015 |
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| 19a, Chadwell Heath Lane832 m away | 70 m² | 91 m² | +21 m² +30% | 2015 |
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| 18a, High Road710 m away | 60 m² | 81 m² | +21 m² +35% | 2014 |
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| 80, Hall Road968 m away | 95 m² | 116 m² | +21 m² +22% | 2013 |
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| 49, Chadville Gardens730 m away | 73 m² | 93 m² | +20 m² +27% | 2024 |
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| 72, Heath Road622 m away | 94 m² | 114 m² | +20 m² +21% | 2023 |
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| 19, Rosslyn Avenue822 m away | 62 m² | 82 m² | +20 m² +32% | 2015 |
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| 21, South Road407 m away | 72 m² | 92 m² | +20 m² +28% | 2014 |
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| 3, Morley Road346 m away | 82 m² | 101 m² | +19 m² +23% | 2025 |
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| 73, Chadville Gardens730 m away | 65 m² | 84 m² | +19 m² +29% | 2025 |
|---|
| 5, Kelly Way335 m away | 83 m² | 102 m² | +19 m² +23% | 2023 |
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| 349, Crow Lane758 m away | 69 m² | 88 m² | +19 m² +28% | 2022 |
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| 34, Park Lane796 m away | 61 m² | 80 m² | +19 m² +31% | 2022 |
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| 58, Chadwell Heath Lane963 m away | 93 m² | 112 m² | +19 m² +20% | 2021 |
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| 10, Burlington Gardens494 m away | 100 m² | 119 m² | +19 m² +19% | 2016 |
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| 6, Whalebone Avenue191 m away | 92 m² | 111 m² | +19 m² +21% | 2014 |
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| 1d, Pemberton Gardens498 m away | 112 m² | 130 m² | +18 m² +16% | 2025 |
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| 64, Cecil Road546 m away | 82 m² | 100 m² | +18 m² +22% | 2025 |
|---|
| 60, West Road498 m away | 70 m² | 88 m² | +18 m² +26% | 2024 |
|---|
| 27, Mayfair Avenue504 m away | 88 m² | 106 m² | +18 m² +20% | 2020 |
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| 46, Ashton Gardens63 m away | 98 m² | 115 m² | +17 m² +17% | 2025 |
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| 14, Henley Gardens723 m away | 76 m² | 93 m² | +17 m² +22% | 2025 |
|---|
| 4, Havering Gardens925 m away | 82 m² | 99 m² | +17 m² +21% | 2025 |
|---|
| 20, Kenneth Road695 m away | 72 m² | 89 m² | +17 m² +24% | 2022 |
|---|
| 17, Kenneth Road695 m away | 80 m² | 97 m² | +17 m² +21% | 2020 |
|---|
| 62, Geneva Gardens605 m away | 88 m² | 105 m² | +17 m² +19% | 2016 |
|---|
| 6, Farrance Road341 m away | 92 m² | 109 m² | +17 m² +18% | 2015 |
|---|
| 324, High Road379 m away | 95 m² | 112 m² | +17 m² +18% | 2015 |
|---|
| 61, Lansbury Avenue405 m away | 101 m² | 118 m² | +17 m² +17% | 2015 |
|---|
| 36, Bennett Road433 m away | 86 m² | 103 m² | +17 m² +20% | 2015 |
|---|
| 23, Saville Road390 m away | 90 m² | 107 m² | +17 m² +19% | 2014 |
|---|
| 7, Kelly Way335 m away | 72 m² | 89 m² | +17 m² +24% | 2013 |
|---|
| 371, London Road910 m away | 86 m² | 103 m² | +17 m² +20% | 2008 |
|---|
| 14, Tenby Close273 m away | 49 m² | 65 m² | +16 m² +33% | 2026 |
|---|
| 287, Crow Lane758 m away | 72 m² | 88 m² | +16 m² +22% | 2026 |
|---|
| 66, Whalebone Grove250 m away | 95 m² | 111 m² | +16 m² +17% | 2024 |
|---|
| 36, Tolworth Gardens865 m away | 63 m² | 79 m² | +16 m² +25% | 2024 |
|---|
| 335, Whalebone Lane South250 m away | 74 m² | 90 m² | +16 m² +22% | 2023 |
|---|
| 4, West Park Close595 m away | 70 m² | 86 m² | +16 m² +23% | 2023 |
|---|
| 71, Chadville Gardens730 m away | 71 m² | 87 m² | +16 m² +23% | 2023 |
|---|
| 9, Kings Avenue409 m away | 97 m² | 113 m² | +16 m² +16% | 2021 |
|---|
| 54, East Road467 m away | 74 m² | 90 m² | +16 m² +22% | 2020 |
|---|
| 88, Stanley Avenue970 m away | 62 m² | 78 m² | +16 m² +26% | 2020 |
|---|
| 275, Crow Lane964 m away | 73 m² | 89 m² | +16 m² +22% | 2013 |
|---|
| 206, High Road190 m away | 31 m² | 47 m² | +16 m² +52% | 2011 |
|---|
| 69, Norbury Gardens955 m away | 95 m² | 111 m² | +16 m² +17% | 2010 |
|---|
| 99, Temple Avenue982 m away | 86 m² | 101 m² | +15 m² +17% | 2026 |
|---|
| 34, Wadeville Avenue385 m away | 83 m² | 98 m² | +15 m² +18% | 2025 |
|---|
| 117, Whalebone Lane South853 m away | 74 m² | 89 m² | +15 m² +20% | 2024 |
|---|
| 62, Cecil Road546 m away | 70 m² | 85 m² | +15 m² +21% | 2022 |
|---|
| 468a, Whalebone Lane North51 m away | 36 m² | 51 m² | +15 m² +42% | 2020 |
|---|
| 47, Bennett Road353 m away | 81 m² | 96 m² | +15 m² +19% | 2018 |
|---|
| 1, Japan Road611 m away | 74 m² | 89 m² | +15 m² +20% | 2016 |
|---|
| 12, Yew Tree Gardens691 m away | 61 m² | 76 m² | +15 m² +25% | 2015 |
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