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 RM6 5JY
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 |
|---|---|---|---|---|
| 50, Tolworth Gardens550 m away | 92 m² | 182 m² | +90 m² +98% | 2024 |
| 45, Padnall Road151 m away | 83 m² | 164 m² | +81 m² +98% | 2019 |
| 12, Adelaide Gardens873 m away | 75 m² | 155 m² | +80 m² +107% | 2024 |
| 22, Norbury Gardens619 m away | 90 m² | 161 m² | +71 m² +79% | 2025 |
| 12, Mead Grove608 m away | 195 m² | 266 m² | +71 m² +36% | 2023 |
| 2, Norbury Gardens680 m away | 84 m² | 151 m² | +67 m² +80% | 2024 |
| 91, Havering Gardens477 m away | 129 m² | 193 m² | +64 m² +50% | 2020 |
| 40, Gregory Road62 m away | 56 m² | 118 m² | +62 m² +111% | 2026 |
| 13, Donald Drive758 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.
| 118 m² |
| 179 m² |
| +61 m² +52% |
| 2026 |
| 1, East Park Close856 m away | 46 m² | 107 m² | +61 m² +133% | 2025 |
|---|
| 32, Tolworth Gardens550 m away | 68 m² | 129 m² | +61 m² +90% | 2021 |
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| 4, Dunmow Close725 m away | 80 m² | 141 m² | +61 m² +76% | 2019 |
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| 457, Whalebone Lane North925 m away | 83 m² | 141 m² | +58 m² +70% | 2022 |
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| 1a, Beansland Grove940 m away | 49 m² | 107 m² | +58 m² +118% | 2009 |
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| 117, Somerville Road694 m away | 81 m² | 138 m² | +57 m² +70% | 2026 |
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| 34, West Road971 m away | 89 m² | 146 m² | +57 m² +64% | 2018 |
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| 118, Somerville Road549 m away | 79 m² | 135 m² | +56 m² +71% | 2024 |
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| 9, Freshwell Avenue527 m away | 115 m² | 171 m² | +56 m² +49% | 2022 |
|---|
| 75, Norbury Gardens619 m away | 94 m² | 149 m² | +55 m² +59% | 2026 |
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| 6, Henley Gardens719 m away | 67 m² | 122 m² | +55 m² +82% | 2023 |
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| 47, Rochford Avenue509 m away | 90 m² | 144 m² | +54 m² +60% | 2026 |
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| 26, Rochford Avenue614 m away | 101 m² | 151 m² | +50 m² +50% | 2026 |
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| 37, Donald Drive758 m away | 71 m² | 121 m² | +50 m² +70% | 2023 |
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| 14, Melbourne Gardens708 m away | 66 m² | 116 m² | +50 m² +76% | 2021 |
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| 7, Mead Grove608 m away | 121 m² | 170 m² | +49 m² +40% | 2024 |
|---|
| 11, Melbourne Gardens708 m away | 78 m² | 127 m² | +49 m² +63% | 2016 |
|---|
| 36, Brian Road881 m away | 75 m² | 123 m² | +48 m² +64% | 2019 |
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| 5, Brian Road881 m away | 72 m² | 119 m² | +47 m² +65% | 2022 |
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| 282, Chadwell Heath Lane815 m away | 124 m² | 169 m² | +45 m² +36% | 2022 |
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| 9, Norwich Crescent975 m away | 121 m² | 166 m² | +45 m² +37% | 2012 |
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| 209, Padnall Road570 m away | 98 m² | 142 m² | +44 m² +45% | 2024 |
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| 15, Ethel Cottages, Padnall Road138 m away | 79 m² | 122 m² | +43 m² +54% | 2026 |
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| 509, Whalebone Lane North961 m away | 81 m² | 124 m² | +43 m² +53% | 2026 |
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| 90, East Road681 m away | 95 m² | 137 m² | +42 m² +44% | 2023 |
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| 32, Nash Road39 m away | 58 m² | 100 m² | +42 m² +72% | 2022 |
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| 25, Rochford Avenue614 m away | 87 m² | 129 m² | +42 m² +48% | 2014 |
|---|
| 1, Brian Road881 m away | 74 m² | 115 m² | +41 m² +55% | 2023 |
|---|
| 14, Fields Park Crescent516 m away | 84 m² | 124 m² | +40 m² +48% | 2025 |
|---|
| 11, Pemberton Gardens966 m away | 78 m² | 118 m² | +40 m² +51% | 2025 |
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| 61, Portland Gardens656 m away | 83 m² | 123 m² | +40 m² +48% | 2024 |
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| 14, East Park Close788 m away | 67 m² | 107 m² | +40 m² +60% | 2021 |
|---|
| 132, Somerville Road549 m away | 78 m² | 117 m² | +39 m² +50% | 2026 |
|---|
| 21, Sheepcotes Road491 m away | 63 m² | 102 m² | +39 m² +62% | 2025 |
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| 4, Tantony Grove424 m away | 61 m² | 100 m² | +39 m² +64% | 2023 |
|---|
| 14, West Park Close838 m away | 70 m² | 109 m² | +39 m² +56% | 2021 |
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| 24, Pemberton Gardens966 m away | 100 m² | 139 m² | +39 m² +39% | 2015 |
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| 318, Chadwell Heath Lane721 m away | 91 m² | 129 m² | +38 m² +42% | 2021 |
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| 46, Thatches Grove749 m away | 70 m² | 107 m² | +37 m² +53% | 2026 |
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| 10, Adelaide Gardens873 m away | 86 m² | 123 m² | +37 m² +43% | 2019 |
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| 102, Gregory Road0 m away | 58 m² | 94 m² | +36 m² +62% | 2014 |
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| 41, Eastern Avenue West694 m away | 101 m² | 136 m² | +35 m² +35% | 2026 |
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| 26, Brian Road881 m away | 64 m² | 99 m² | +35 m² +55% | 2024 |
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| 3, Dunmow Close725 m away | 79 m² | 114 m² | +35 m² +44% | 2016 |
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| 15, Havering Gardens522 m away | 81 m² | 114 m² | +33 m² +41% | 2023 |
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| 47, Donald Drive758 m away | 86 m² | 119 m² | +33 m² +38% | 2022 |
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| 75, Freshwell Avenue654 m away | 101 m² | 133 m² | +32 m² +32% | 2025 |
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| 40, Geneva Gardens927 m away | 70 m² | 102 m² | +32 m² +46% | 2023 |
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| 37, Cavalier Close58 m away | 84 m² | 116 m² | +32 m² +38% | 2019 |
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| 26, Freshwell Avenue492 m away | 87 m² | 119 m² | +32 m² +37% | 2018 |
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| 310, Chadwell Heath Lane721 m away | 88 m² | 119 m² | +31 m² +35% | 2015 |
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| 53, Rochford Avenue509 m away | 87 m² | 117 m² | +30 m² +34% | 2024 |
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| 513, Whalebone Lane North961 m away | 98 m² | 128 m² | +30 m² +31% | 2022 |
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| 38, Adelaide Gardens792 m away | 104 m² | 133 m² | +29 m² +28% | 2026 |
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| 17, Tolworth Gardens581 m away | 90 m² | 119 m² | +29 m² +32% | 2025 |
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| 27, Chafford Way653 m away | 79 m² | 108 m² | +29 m² +37% | 2014 |
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| 58, Freshwell Avenue492 m away | 78 m² | 106 m² | +28 m² +36% | 2024 |
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| 465, Whalebone Lane North925 m away | 95 m² | 123 m² | +28 m² +29% | 2023 |
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| 14, Canon Avenue798 m away | 89 m² | 117 m² | +28 m² +31% | 2019 |
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| 216, Chadwell Heath Lane815 m away | 90 m² | 117 m² | +27 m² +30% | 2026 |
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| 63, Morley Road954 m away | 79 m² | 106 m² | +27 m² +34% | 2026 |
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| 24, Beansland Grove940 m away | 60 m² | 87 m² | +27 m² +45% | 2015 |
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| 56, Tolworth Gardens550 m away | 87 m² | 114 m² | +27 m² +31% | 2014 |
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| 23, Gregory Road62 m away | 77 m² | 103 m² | +26 m² +34% | 2026 |
|---|
| 37, Thatches Grove749 m away | 74 m² | 100 m² | +26 m² +35% | 2021 |
|---|
| 5, West Park Close838 m away | 102 m² | 128 m² | +26 m² +25% | 2021 |
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| 53, Chadville Gardens734 m away | 77 m² | 103 m² | +26 m² +34% | 2015 |
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| 32, Rochford Avenue614 m away | 92 m² | 117 m² | +25 m² +27% | 2025 |
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| 52, Billet Road689 m away | 85 m² | 110 m² | +25 m² +29% | 2025 |
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| 4, Tolworth Gardens550 m away | 85 m² | 110 m² | +25 m² +29% | 2023 |
|---|
| 32, Brian Road881 m away | 86 m² | 111 m² | +25 m² +29% | 2023 |
|---|
| 4, Melbourne Gardens648 m away | 60 m² | 85 m² | +25 m² +42% | 2022 |
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| 3, Lake Road253 m away | 69 m² | 94 m² | +25 m² +36% | 2020 |
|---|
| 3, Little Heath812 m away | 136 m² | 161 m² | +25 m² +18% | 2013 |
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| 20, Portland Gardens621 m away | 60 m² | 85 m² | +25 m² +42% | 2009 |
|---|
| 153, Brian Road384 m away | 82 m² | 106 m² | +24 m² +29% | 2025 |
|---|
| 13, Melbourne Gardens708 m away | 84 m² | 108 m² | +24 m² +29% | 2025 |
|---|
| 1, Chadville Gardens816 m away | 84 m² | 108 m² | +24 m² +29% | 2025 |
|---|
| 4, Ashbury Gardens729 m away | 78 m² | 102 m² | +24 m² +31% | 2024 |
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| 36, Chadville Gardens783 m away | 80 m² | 104 m² | +24 m² +30% | 2024 |
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| 58, Jarrow Road995 m away | 89 m² | 113 m² | +24 m² +27% | 2024 |
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| 40, Bakery Close823 m away | 125 m² | 149 m² | +24 m² +19% | 2023 |
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| 65, Freshwell Avenue527 m away | 159 m² | 183 m² | +24 m² +15% | 2022 |
|---|
| 17, West Road971 m away | 78 m² | 102 m² | +24 m² +31% | 2021 |
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| 39, Chadville Gardens734 m away | 70 m² | 94 m² | +24 m² +34% | 2019 |
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| 34, Longhayes Avenue343 m away | 81 m² | 103 m² | +22 m² +27% | 2024 |
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| 11, Hathaway Gardens697 m away | 101 m² | 123 m² | +22 m² +22% | 2022 |
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| 62, Pemberton Gardens876 m away | 59 m² | 81 m² | +22 m² +37% | 2021 |
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| 47, Hathaway Gardens605 m away | 133 m² | 155 m² | +22 m² +17% | 2014 |
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| 61, Adelaide Gardens792 m away | 82 m² | 103 m² | +21 m² +26% | 2022 |
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| 8, Canon Avenue798 m away | 78 m² | 99 m² | +21 m² +27% | 2021 |
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| 49, Chadville Gardens734 m away | 73 m² | 93 m² | +20 m² +27% | 2024 |
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| 199, Rose Lane479 m away | 62 m² | 82 m² | +20 m² +32% | 2022 |
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| 117, Padnall Road217 m away | 127 m² | 147 m² | +20 m² +16% | 2020 |
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| 93, Padnall Road217 m away | 83 m² | 103 m² | +20 m² +24% | 2018 |
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| 302, Chadwell Heath Lane655 m away | 88 m² | 108 m² | +20 m² +23% | 2013 |
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| 73, Chadville Gardens734 m away | 65 m² | 84 m² | +19 m² +29% | 2025 |
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| 43, Coral Close190 m away | 86 m² | 105 m² | +19 m² +22% | 2019 |
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| 50, Thatches Grove678 m away | 88 m² | 107 m² | +19 m² +22% | 2014 |
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| 1d, Pemberton Gardens966 m away | 112 m² | 130 m² | +18 m² +16% | 2025 |
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| 61, Padnall Road217 m away | 100 m² | 118 m² | +18 m² +18% | 2023 |
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| 62, Shepherds Close376 m away | 68 m² | 86 m² | +18 m² +26% | 2021 |
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| 4, Havering Gardens485 m away | 82 m² | 99 m² | +17 m² +21% | 2025 |
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| 14, Henley Gardens719 m away | 76 m² | 93 m² | +17 m² +22% | 2025 |
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| 50, Woodrush Way164 m away | 61 m² | 78 m² | +17 m² +28% | 2024 |
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| 4, Roles Grove384 m away | 79 m² | 96 m² | +17 m² +22% | 2024 |
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| 47, Padnall Road217 m away | 83 m² | 100 m² | +17 m² +20% | 2016 |
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| 62, Geneva Gardens815 m away | 88 m² | 105 m² | +17 m² +19% | 2016 |
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| 51, Padnall Road217 m away | 83 m² | 99 m² | +16 m² +19% | 2026 |
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| 36, Tolworth Gardens550 m away | 63 m² | 79 m² | +16 m² +25% | 2024 |
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| 71, Chadville Gardens734 m away | 71 m² | 87 m² | +16 m² +23% | 2023 |
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| 4, West Park Close838 m away | 70 m² | 86 m² | +16 m² +23% | 2023 |
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| 2, St James Gardens889 m away | 88 m² | 104 m² | +16 m² +18% | 2022 |
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| 44, Arneways Avenue406 m away | 62 m² | 78 m² | +16 m² +26% | 2021 |
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| 4, St James Gardens889 m away | 90 m² | 106 m² | +16 m² +18% | 2021 |
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| 33, Padnall Road151 m away | 84 m² | 100 m² | +16 m² +19% | 2020 |
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| 58, Longhayes Avenue324 m away | 62 m² | 78 m² | +16 m² +26% | 2020 |
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| 5, South Road771 m away | 92 m² | 108 m² | +16 m² +17% | 2020 |
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| 54, East Road946 m away | 74 m² | 90 m² | +16 m² +22% | 2020 |
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| 66, Longhayes Avenue324 m away | 62 m² | 78 m² | +16 m² +26% | 2018 |
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| 40, Canon Avenue798 m away | 78 m² | 94 m² | +16 m² +21% | 2014 |
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| 69, Norbury Gardens619 m away | 95 m² | 111 m² | +16 m² +17% | 2010 |
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| Flat 41, Framlingham Court, Norwich Crescent990 m away | 48 m² | 63 m² | +15 m² +31% | 2026 |
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| 24, Nash Road39 m away | 79 m² | 94 m² | +15 m² +19% | 2025 |
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| 65, Padnall Court200 m away | 51 m² | 66 m² | +15 m² +29% | 2022 |
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| 27, Fields Park Crescent516 m away | 72 m² | 87 m² | +15 m² +21% | 2021 |
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| 15, Donald Drive758 m away | 90 m² | 105 m² | +15 m² +17% | 2020 |
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| 163, Padnall Road570 m away | 85 m² | 100 m² | +15 m² +18% | 2018 |
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| 12, Yew Tree Gardens870 m away | 61 m² | 76 m² | +15 m² +25% | 2015 |
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| 14, Newhouse Avenue395 m away | 70 m² | 85 m² | +15 m² +21% | 2014 |
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| 28, Rochford Avenue614 m away | 86 m² | 101 m² | +15 m² +17% | 2014 |
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