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 6TB
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 |
|---|---|---|---|---|
| 397, Whalebone Lane North785 m away | 130 m² | 241 m² | +111 m² +85% | 2022 |
| 50, Tolworth Gardens329 m away | 92 m² | 182 m² | +90 m² +98% | 2024 |
| 1a, Hainault Gore604 m away | 67 m² | 156 m² | +89 m² +133% | 2021 |
| 45, Whalebone Grove793 m away | 96 m² | 180 m² | +84 m² +88% | 2023 |
| 45, Padnall Road662 m away | 83 m² | 164 m² | +81 m² +98% | 2019 |
| 12, Adelaide Gardens179 m away | 75 m² | 155 m² | +80 m² +107% | 2024 |
| 243, High Road894 m away | 59 m² | 135 m² | +76 m² +129% | 2024 |
| 9, Alexandra Road747 m away | 139 m² | 212 m² | +73 m² +53% | 2026 |
| 16, Gordon Road883 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.
| 68 m² |
| 140 m² |
| +72 m² +106% |
| 2023 |
| 22, Norbury Gardens605 m away | 90 m² | 161 m² | +71 m² +79% | 2025 |
|---|
| 12, Mead Grove861 m away | 195 m² | 266 m² | +71 m² +36% | 2023 |
|---|
| 2, Norbury Gardens713 m away | 84 m² | 151 m² | +67 m² +80% | 2024 |
|---|
| 91, Havering Gardens506 m away | 129 m² | 193 m² | +64 m² +50% | 2020 |
|---|
| 40, Gregory Road648 m away | 56 m² | 118 m² | +62 m² +111% | 2026 |
|---|
| 17, East Road573 m away | 85 m² | 147 m² | +62 m² +73% | 2022 |
|---|
| 1, East Park Close374 m away | 46 m² | 107 m² | +61 m² +133% | 2025 |
|---|
| 32, Tolworth Gardens329 m away | 68 m² | 129 m² | +61 m² +90% | 2021 |
|---|
| 25, Alexandra Road747 m away | 59 m² | 118 m² | +59 m² +100% | 2025 |
|---|
| 51, Morley Road466 m away | 92 m² | 150 m² | +58 m² +63% | 2023 |
|---|
| 457, Whalebone Lane North382 m away | 83 m² | 141 m² | +58 m² +70% | 2022 |
|---|
| 1a, Beansland Grove961 m away | 49 m² | 107 m² | +58 m² +118% | 2009 |
|---|
| 117, Somerville Road851 m away | 81 m² | 138 m² | +57 m² +70% | 2026 |
|---|
| 34, West Road563 m away | 89 m² | 146 m² | +57 m² +64% | 2018 |
|---|
| 2, The Close559 m away | 84 m² | 141 m² | +57 m² +68% | 2016 |
|---|
| 118, Somerville Road755 m away | 79 m² | 135 m² | +56 m² +71% | 2024 |
|---|
| 75, Norbury Gardens605 m away | 94 m² | 149 m² | +55 m² +59% | 2026 |
|---|
| 6, Henley Gardens102 m away | 67 m² | 122 m² | +55 m² +82% | 2023 |
|---|
| 47, Rochford Avenue954 m away | 90 m² | 144 m² | +54 m² +60% | 2026 |
|---|
| 503, Whalebone Lane North313 m away | 94 m² | 147 m² | +53 m² +56% | 2025 |
|---|
| 9, Hall Road976 m away | 96 m² | 149 m² | +53 m² +55% | 2016 |
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| 23, Kings Avenue941 m away | 98 m² | 148 m² | +50 m² +51% | 2025 |
|---|
| 14, Melbourne Gardens0 m away | 66 m² | 116 m² | +50 m² +76% | 2021 |
|---|
| 7, Mead Grove861 m away | 121 m² | 170 m² | +49 m² +40% | 2024 |
|---|
| 11, Melbourne Gardens0 m away | 78 m² | 127 m² | +49 m² +63% | 2016 |
|---|
| 209, Padnall Road223 m away | 98 m² | 142 m² | +44 m² +45% | 2024 |
|---|
| 509, Whalebone Lane North253 m away | 81 m² | 124 m² | +43 m² +53% | 2026 |
|---|
| 15, Ethel Cottages, Padnall Road709 m away | 79 m² | 122 m² | +43 m² +54% | 2026 |
|---|
| 90, East Road137 m away | 95 m² | 137 m² | +42 m² +44% | 2023 |
|---|
| 32, Nash Road735 m away | 58 m² | 100 m² | +42 m² +72% | 2022 |
|---|
| 11, Pemberton Gardens290 m away | 78 m² | 118 m² | +40 m² +51% | 2025 |
|---|
| 14, Fields Park Crescent688 m away | 84 m² | 124 m² | +40 m² +48% | 2025 |
|---|
| 61, Portland Gardens340 m away | 83 m² | 123 m² | +40 m² +48% | 2024 |
|---|
| 14, East Park Close345 m away | 67 m² | 107 m² | +40 m² +60% | 2021 |
|---|
| 132, Somerville Road755 m away | 78 m² | 117 m² | +39 m² +50% | 2026 |
|---|
| 21, Sheepcotes Road304 m away | 63 m² | 102 m² | +39 m² +62% | 2025 |
|---|
| 4, Tantony Grove689 m away | 61 m² | 100 m² | +39 m² +64% | 2023 |
|---|
| 14, West Park Close408 m away | 70 m² | 109 m² | +39 m² +56% | 2021 |
|---|
| 24, Pemberton Gardens290 m away | 100 m² | 139 m² | +39 m² +39% | 2015 |
|---|
| 46, Thatches Grove371 m away | 70 m² | 107 m² | +37 m² +53% | 2026 |
|---|
| 10, Adelaide Gardens179 m away | 86 m² | 123 m² | +37 m² +43% | 2019 |
|---|
| 14, Kings Avenue956 m away | 87 m² | 123 m² | +36 m² +41% | 2015 |
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| 102, Gregory Road708 m away | 58 m² | 94 m² | +36 m² +62% | 2014 |
|---|
| 41, Eastern Avenue West42 m away | 101 m² | 136 m² | +35 m² +35% | 2026 |
|---|
| 61, Kings Avenue941 m away | 92 m² | 127 m² | +35 m² +38% | 2026 |
|---|
| 10, East Road573 m away | 86 m² | 120 m² | +34 m² +40% | 2021 |
|---|
| 15, Havering Gardens305 m away | 81 m² | 114 m² | +33 m² +41% | 2023 |
|---|
| 216a, High Road970 m away | 47 m² | 79 m² | +32 m² +68% | 2024 |
|---|
| 40, Geneva Gardens247 m away | 70 m² | 102 m² | +32 m² +46% | 2023 |
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| 37, Cavalier Close721 m away | 84 m² | 116 m² | +32 m² +38% | 2019 |
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| 26, Freshwell Avenue997 m away | 87 m² | 119 m² | +32 m² +37% | 2018 |
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| 14, Lansbury Avenue390 m away | 85 m² | 116 m² | +31 m² +36% | 2023 |
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| 24, Cavendish Gardens448 m away | 145 m² | 176 m² | +31 m² +21% | 2019 |
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| 3, Kelly Way509 m away | 71 m² | 102 m² | +31 m² +44% | 2019 |
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| 53, Rochford Avenue954 m away | 87 m² | 117 m² | +30 m² +34% | 2024 |
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| 513, Whalebone Lane North253 m away | 98 m² | 128 m² | +30 m² +31% | 2022 |
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| 38, Adelaide Gardens173 m away | 104 m² | 133 m² | +29 m² +28% | 2026 |
|---|
| 17, Tolworth Gardens334 m away | 90 m² | 119 m² | +29 m² +32% | 2025 |
|---|
| 53, Whalebone Grove793 m away | 103 m² | 132 m² | +29 m² +28% | 2024 |
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| 13, Sylvan Avenue879 m away | 82 m² | 111 m² | +29 m² +35% | 2017 |
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| 58, Freshwell Avenue997 m away | 78 m² | 106 m² | +28 m² +36% | 2024 |
|---|
| 465, Whalebone Lane North382 m away | 95 m² | 123 m² | +28 m² +29% | 2023 |
|---|
| 14, Canon Avenue837 m away | 89 m² | 117 m² | +28 m² +31% | 2019 |
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| 19, Mayfair Avenue857 m away | 104 m² | 132 m² | +28 m² +27% | 2010 |
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| 63, Morley Road342 m away | 79 m² | 106 m² | +27 m² +34% | 2026 |
|---|
| 32b, Albany Road928 m away | 42 m² | 69 m² | +27 m² +64% | 2021 |
|---|
| 4e, The Pinnacles, 156 - 162, High Road963 m away | 54 m² | 81 m² | +27 m² +50% | 2020 |
|---|
| 24, Beansland Grove961 m away | 60 m² | 87 m² | +27 m² +45% | 2015 |
|---|
| 56, Tolworth Gardens329 m away | 87 m² | 114 m² | +27 m² +31% | 2014 |
|---|
| 23, Gregory Road648 m away | 77 m² | 103 m² | +26 m² +34% | 2026 |
|---|
| 6, Kelly Way509 m away | 85 m² | 111 m² | +26 m² +31% | 2024 |
|---|
| 8, Whalebone Avenue693 m away | 74 m² | 100 m² | +26 m² +35% | 2023 |
|---|
| 37, Thatches Grove371 m away | 74 m² | 100 m² | +26 m² +35% | 2021 |
|---|
| 5, West Park Close408 m away | 102 m² | 128 m² | +26 m² +25% | 2021 |
|---|
| 53, Chadville Gardens446 m away | 77 m² | 103 m² | +26 m² +34% | 2015 |
|---|
| 11, Sylvan Avenue879 m away | 89 m² | 114 m² | +25 m² +28% | 2025 |
|---|
| 4, Tolworth Gardens329 m away | 85 m² | 110 m² | +25 m² +29% | 2023 |
|---|
| 4, Melbourne Gardens70 m away | 60 m² | 85 m² | +25 m² +42% | 2022 |
|---|
| 27, Beresford Gardens498 m away | 87 m² | 112 m² | +25 m² +29% | 2021 |
|---|
| 3, Lake Road464 m away | 69 m² | 94 m² | +25 m² +36% | 2020 |
|---|
| 20, Portland Gardens332 m away | 60 m² | 85 m² | +25 m² +42% | 2009 |
|---|
| 13, Melbourne Gardens0 m away | 84 m² | 108 m² | +24 m² +29% | 2025 |
|---|
| 1, Chadville Gardens712 m away | 84 m² | 108 m² | +24 m² +29% | 2025 |
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| 153, Brian Road765 m away | 82 m² | 106 m² | +24 m² +29% | 2025 |
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| 36, Chadville Gardens628 m away | 80 m² | 104 m² | +24 m² +30% | 2024 |
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| 4, Ashbury Gardens680 m away | 78 m² | 102 m² | +24 m² +31% | 2024 |
|---|
| 58, Jarrow Road978 m away | 89 m² | 113 m² | +24 m² +27% | 2024 |
|---|
| 40, Bakery Close560 m away | 125 m² | 149 m² | +24 m² +19% | 2023 |
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| 7, Tenby Road866 m away | 48 m² | 72 m² | +24 m² +50% | 2023 |
|---|
| 17, West Road563 m away | 78 m² | 102 m² | +24 m² +31% | 2021 |
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| 39, Chadville Gardens446 m away | 70 m² | 94 m² | +24 m² +34% | 2019 |
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| 61, Mill Lane693 m away | 134 m² | 157 m² | +23 m² +17% | 2022 |
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| 17, Tenby Road866 m away | 100 m² | 123 m² | +23 m² +23% | 2019 |
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| 42, Sylvan Avenue879 m away | 109 m² | 131 m² | +22 m² +20% | 2025 |
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| 34, Longhayes Avenue439 m away | 81 m² | 103 m² | +22 m² +27% | 2024 |
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| 11, Hathaway Gardens534 m away | 101 m² | 123 m² | +22 m² +22% | 2022 |
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| 62, Pemberton Gardens289 m away | 59 m² | 81 m² | +22 m² +37% | 2021 |
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| 10, Willow Road675 m away | 91 m² | 113 m² | +22 m² +24% | 2021 |
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| 47, Hathaway Gardens508 m away | 133 m² | 155 m² | +22 m² +17% | 2014 |
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| 468b, Whalebone Lane North817 m away | 33 m² | 55 m² | +22 m² +67% | 2012 |
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| 83, Mill Lane619 m away | 71 m² | 92 m² | +21 m² +30% | 2026 |
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| 61, Adelaide Gardens173 m away | 82 m² | 103 m² | +21 m² +26% | 2022 |
|---|
| 8, Canon Avenue837 m away | 78 m² | 99 m² | +21 m² +27% | 2021 |
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| 5, Morley Road466 m away | 86 m² | 107 m² | +21 m² +24% | 2019 |
|---|
| 65, Whalebone Grove824 m away | 81 m² | 102 m² | +21 m² +26% | 2017 |
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| 49, Chadville Gardens446 m away | 73 m² | 93 m² | +20 m² +27% | 2024 |
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| 199, Rose Lane689 m away | 62 m² | 82 m² | +20 m² +32% | 2022 |
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| 117, Padnall Road491 m away | 127 m² | 147 m² | +20 m² +16% | 2020 |
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| 93, Padnall Road491 m away | 83 m² | 103 m² | +20 m² +24% | 2018 |
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| 21, South Road624 m away | 72 m² | 92 m² | +20 m² +28% | 2014 |
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| 73, Chadville Gardens446 m away | 65 m² | 84 m² | +19 m² +29% | 2025 |
|---|
| 3, Morley Road466 m away | 82 m² | 101 m² | +19 m² +23% | 2025 |
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| 5, Kelly Way509 m away | 83 m² | 102 m² | +19 m² +23% | 2023 |
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| 43, Coral Close887 m away | 86 m² | 105 m² | +19 m² +22% | 2019 |
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| 50, Thatches Grove439 m away | 88 m² | 107 m² | +19 m² +22% | 2014 |
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| 6, Whalebone Avenue693 m away | 92 m² | 111 m² | +19 m² +21% | 2014 |
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| 1d, Pemberton Gardens290 m away | 112 m² | 130 m² | +18 m² +16% | 2025 |
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| 60, West Road696 m away | 70 m² | 88 m² | +18 m² +26% | 2024 |
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| 61, Padnall Road491 m away | 100 m² | 118 m² | +18 m² +18% | 2023 |
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| 62, Shepherds Close465 m away | 68 m² | 86 m² | +18 m² +26% | 2021 |
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| 27, Mayfair Avenue857 m away | 88 m² | 106 m² | +18 m² +20% | 2020 |
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| 14, Henley Gardens102 m away | 76 m² | 93 m² | +17 m² +22% | 2025 |
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| 4, Havering Gardens313 m away | 82 m² | 99 m² | +17 m² +21% | 2025 |
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| 46, Ashton Gardens768 m away | 98 m² | 115 m² | +17 m² +17% | 2025 |
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| 4, Roles Grove455 m away | 79 m² | 96 m² | +17 m² +22% | 2024 |
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| 50, Woodrush Way569 m away | 61 m² | 78 m² | +17 m² +28% | 2024 |
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| 62, Geneva Gardens219 m away | 88 m² | 105 m² | +17 m² +19% | 2016 |
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| 47, Padnall Road491 m away | 83 m² | 100 m² | +17 m² +20% | 2016 |
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| 61, Lansbury Avenue390 m away | 101 m² | 118 m² | +17 m² +17% | 2015 |
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| 7, Kelly Way509 m away | 72 m² | 89 m² | +17 m² +24% | 2013 |
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| 51, Padnall Road491 m away | 83 m² | 99 m² | +16 m² +19% | 2026 |
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| 14, Tenby Close883 m away | 49 m² | 65 m² | +16 m² +33% | 2026 |
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| 36, Tolworth Gardens329 m away | 63 m² | 79 m² | +16 m² +25% | 2024 |
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| 66, Whalebone Grove793 m away | 95 m² | 111 m² | +16 m² +17% | 2024 |
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| 4, West Park Close408 m away | 70 m² | 86 m² | +16 m² +23% | 2023 |
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| 71, Chadville Gardens446 m away | 71 m² | 87 m² | +16 m² +23% | 2023 |
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| 44, Arneways Avenue597 m away | 62 m² | 78 m² | +16 m² +26% | 2021 |
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| 9, Kings Avenue941 m away | 97 m² | 113 m² | +16 m² +16% | 2021 |
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| 54, East Road402 m away | 74 m² | 90 m² | +16 m² +22% | 2020 |
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| 58, Longhayes Avenue553 m away | 62 m² | 78 m² | +16 m² +26% | 2020 |
|---|
| 33, Padnall Road662 m away | 84 m² | 100 m² | +16 m² +19% | 2020 |
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| 66, Longhayes Avenue553 m away | 62 m² | 78 m² | +16 m² +26% | 2018 |
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| 40, Canon Avenue837 m away | 78 m² | 94 m² | +16 m² +21% | 2014 |
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| 206, High Road970 m away | 31 m² | 47 m² | +16 m² +52% | 2011 |
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| 69, Norbury Gardens605 m away | 95 m² | 111 m² | +16 m² +17% | 2010 |
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| 24, Nash Road735 m away | 79 m² | 94 m² | +15 m² +19% | 2025 |
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| 65, Padnall Court710 m away | 51 m² | 66 m² | +15 m² +29% | 2022 |
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| 27, Fields Park Crescent688 m away | 72 m² | 87 m² | +15 m² +21% | 2021 |
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| 468a, Whalebone Lane North817 m away | 36 m² | 51 m² | +15 m² +42% | 2020 |
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| 163, Padnall Road223 m away | 85 m² | 100 m² | +15 m² +18% | 2018 |
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| 12, Yew Tree Gardens165 m away | 61 m² | 76 m² | +15 m² +25% | 2015 |
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| 14, Newhouse Avenue846 m away | 70 m² | 85 m² | +15 m² +21% | 2014 |
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