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 RM7 8LU
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 |
|---|---|---|---|---|
| 125, Chase Cross Road997 m away | 174 m² | 305 m² | +131 m² +75% | 2023 |
| 159, Cross Road961 m away | 88 m² | 186 m² | +98 m² +111% | 2023 |
| 53, Collier Row Road203 m away | 66 m² | 158 m² | +92 m² +139% | 2024 |
| 31, Felstead Road967 m away | 52 m² | 129 m² | +77 m² +148% | 2015 |
| 1, Turpin Avenue860 m away | 84 m² | 159 m² | +75 m² +89% | 2026 |
| 78, Chase Cross Road806 m away | 63 m² | 126 m² | +63 m² +100% | 2017 |
| 4, Walton Road541 m away | 94 m² | 156 m² | +62 m² +66% | 2023 |
| 11, Highfield Road856 m away | 76 m² | 137 m² | +61 m² +80% | 2022 |
| 186, Collier Row Lane674 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.
| 82 m² |
| 142 m² |
| +60 m² +73% |
| 2024 |
| 66, Dominion Drive936 m away | 70 m² | 127 m² | +57 m² +81% | 2021 |
|---|
| 66, Hillfoot Road907 m away | 64 m² | 121 m² | +57 m² +89% | 2020 |
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| 9, Nelson Close421 m away | 78 m² | 134 m² | +56 m² +72% | 2020 |
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| 6, Renown Close153 m away | 98 m² | 153 m² | +55 m² +56% | 2024 |
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| 43, Highfield Road999 m away | 45 m² | 99 m² | +54 m² +120% | 2018 |
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| 231, Cross Road615 m away | 86 m² | 140 m² | +54 m² +63% | 2016 |
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| 19, Sheila Close573 m away | 77 m² | 129 m² | +52 m² +68% | 2015 |
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| 23, Riversdale Road361 m away | 84 m² | 134 m² | +50 m² +60% | 2026 |
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| 53, Chase Cross Road819 m away | 79 m² | 129 m² | +50 m² +63% | 2026 |
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| 32, Sheila Road487 m away | 78 m² | 128 m² | +50 m² +64% | 2024 |
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| 502, Mawney Road844 m away | 88 m² | 137 m² | +49 m² +56% | 2026 |
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| 497, Mawney Road803 m away | 97 m² | 146 m² | +49 m² +51% | 2025 |
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| 50, Clockhouse Lane847 m away | 90 m² | 139 m² | +49 m² +54% | 2024 |
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| 1, Goring Close636 m away | 84 m² | 133 m² | +49 m² +58% | 2020 |
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| 19, Felstead Road967 m away | 71 m² | 120 m² | +49 m² +69% | 2017 |
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| 17, Lynwood Drive673 m away | 75 m² | 123 m² | +48 m² +64% | 2025 |
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| 173, Collier Row Lane803 m away | 91 m² | 139 m² | +48 m² +53% | 2025 |
|---|
| 8, Argus Close460 m away | 96 m² | 144 m² | +48 m² +50% | 2020 |
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| 43, Sheila Road487 m away | 71 m² | 118 m² | +47 m² +66% | 2026 |
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| 2, Redriff Road924 m away | 83 m² | 130 m² | +47 m² +57% | 2017 |
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| 479, Mawney Road803 m away | 116 m² | 162 m² | +46 m² +40% | 2025 |
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| 25, Larchwood Avenue994 m away | 79 m² | 125 m² | +46 m² +58% | 2025 |
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| 106, Lynwood Drive748 m away | 70 m² | 116 m² | +46 m² +66% | 2024 |
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| 13, Larchwood Avenue994 m away | 82 m² | 128 m² | +46 m² +56% | 2016 |
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| 92, Lynwood Drive748 m away | 95 m² | 140 m² | +45 m² +47% | 2021 |
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| 260, Cross Road615 m away | 87 m² | 131 m² | +44 m² +51% | 2025 |
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| 139, White Hart Lane172 m away | 73 m² | 117 m² | +44 m² +60% | 2010 |
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| 46, Lodge Lane321 m away | 80 m² | 123 m² | +43 m² +54% | 2025 |
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| 49, Lynton Avenue548 m away | 68 m² | 111 m² | +43 m² +63% | 2019 |
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| 504, Mawney Road844 m away | 90 m² | 132 m² | +42 m² +47% | 2023 |
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| 157, Cross Road961 m away | 79 m² | 121 m² | +42 m² +53% | 2023 |
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| 70, Hog Hill Road385 m away | 79 m² | 121 m² | +42 m² +53% | 2021 |
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| 36, Lodge Lane321 m away | 92 m² | 133 m² | +41 m² +45% | 2023 |
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| 56, Lowshoe Lane194 m away | 87 m² | 128 m² | +41 m² +47% | 2017 |
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| 90, Collier Row Road174 m away | 68 m² | 108 m² | +40 m² +59% | 2017 |
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| 150, Turpin Avenue635 m away | 90 m² | 129 m² | +39 m² +43% | 2026 |
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| 494, Mawney Road844 m away | 59 m² | 98 m² | +39 m² +66% | 2022 |
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| 7, Howe Close310 m away | 117 m² | 155 m² | +38 m² +32% | 2025 |
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| 22, Hog Hill Road385 m away | 122 m² | 159 m² | +37 m² +30% | 2026 |
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| 16, Rodney Way365 m away | 71 m² | 107 m² | +36 m² +51% | 2022 |
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| 11a, Lowshoe Lane421 m away | 82 m² | 118 m² | +36 m² +44% | 2021 |
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| 7, Judith Avenue708 m away | 67 m² | 103 m² | +36 m² +54% | 2019 |
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| 382, Mawney Road973 m away | 90 m² | 125 m² | +35 m² +39% | 2024 |
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| 74, Lawns Way994 m away | 74 m² | 109 m² | +35 m² +47% | 2016 |
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| 19, Chase Cross Road663 m away | 167 m² | 201 m² | +34 m² +20% | 2026 |
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| 10, Anson Close633 m away | 83 m² | 117 m² | +34 m² +41% | 2025 |
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| 47, Chase Cross Road663 m away | 79 m² | 112 m² | +33 m² +42% | 2025 |
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| 489, Mawney Road803 m away | 95 m² | 128 m² | +33 m² +35% | 2025 |
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| 10, Carter Drive450 m away | 89 m² | 122 m² | +33 m² +37% | 2016 |
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| 12, Hood Walk388 m away | 78 m² | 109 m² | +31 m² +40% | 2024 |
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| 3, Victory Way509 m away | 89 m² | 120 m² | +31 m² +35% | 2023 |
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| 13, Raider Close207 m away | 70 m² | 101 m² | +31 m² +44% | 2016 |
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| 40, Dominion Drive936 m away | 82 m² | 112 m² | +30 m² +37% | 2018 |
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| 40, Lodge Lane321 m away | 75 m² | 105 m² | +30 m² +40% | 2017 |
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| 124, Lodge Lane629 m away | 55 m² | 84 m² | +29 m² +53% | 2025 |
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| 3, Penn Gardens363 m away | 92 m² | 121 m² | +29 m² +32% | 2024 |
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| 236, Cross Road615 m away | 40 m² | 69 m² | +29 m² +73% | 2021 |
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| 167, Collier Row Lane803 m away | 87 m² | 116 m² | +29 m² +33% | 2018 |
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| 15, Hood Walk388 m away | 68 m² | 97 m² | +29 m² +43% | 2014 |
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| 58, Lynton Avenue519 m away | 68 m² | 96 m² | +28 m² +41% | 2025 |
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| 9, Howe Close310 m away | 93 m² | 121 m² | +28 m² +30% | 2024 |
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| 75, Lynwood Drive748 m away | 85 m² | 112 m² | +27 m² +32% | 2024 |
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| 45, Elm Road653 m away | 98 m² | 125 m² | +27 m² +28% | 2022 |
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| 55, Brockley Crescent790 m away | 43 m² | 70 m² | +27 m² +63% | 2016 |
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| 431, Mawney Road794 m away | 71 m² | 98 m² | +27 m² +38% | 2016 |
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| 19, Anson Close633 m away | 67 m² | 93 m² | +26 m² +39% | 2025 |
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| 215, Lodge Lane669 m away | 94 m² | 120 m² | +26 m² +28% | 2025 |
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| 5, Burchwall Close693 m away | 74 m² | 100 m² | +26 m² +35% | 2022 |
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| 84, Gelsthorpe Road590 m away | 98 m² | 123 m² | +25 m² +26% | 2026 |
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| 5, Elm Road653 m away | 75 m² | 100 m² | +25 m² +33% | 2025 |
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| 380, Mawney Road973 m away | 131 m² | 155 m² | +24 m² +18% | 2019 |
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| 2, Judith Avenue708 m away | 128 m² | 151 m² | +23 m² +18% | 2026 |
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| 49, Ramsden Drive239 m away | 77 m² | 100 m² | +23 m² +30% | 2025 |
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| 1, Raider Close207 m away | 66 m² | 89 m² | +23 m² +35% | 2023 |
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| 72, Lynton Avenue519 m away | 68 m² | 91 m² | +23 m² +34% | 2019 |
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| 3, Larchwood Avenue994 m away | 79 m² | 102 m² | +23 m² +29% | 2019 |
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| 55, Mowbrays Road994 m away | 80 m² | 103 m² | +23 m² +29% | 2016 |
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| 235, Cross Road615 m away | 64 m² | 87 m² | +23 m² +36% | 2011 |
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| 88, Collier Row Road174 m away | 69 m² | 91 m² | +22 m² +32% | 2026 |
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| 17, Hulse Avenue402 m away | 91 m² | 113 m² | +22 m² +24% | 2026 |
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| 12, Penn Gardens363 m away | 146 m² | 168 m² | +22 m² +15% | 2025 |
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| 180, Lodge Lane629 m away | 87 m² | 109 m² | +22 m² +25% | 2025 |
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| 145, Turpin Avenue570 m away | 108 m² | 130 m² | +22 m² +20% | 2022 |
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| 17, Kenway812 m away | 74 m² | 96 m² | +22 m² +30% | 2021 |
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| 1, Highfield Road856 m away | 129 m² | 151 m² | +22 m² +17% | 2020 |
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| 23, Hamlet Road447 m away | 97 m² | 119 m² | +22 m² +23% | 2016 |
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| 3, Howe Close310 m away | 98 m² | 120 m² | +22 m² +22% | 2015 |
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| 100, Riversdale Road485 m away | 87 m² | 109 m² | +22 m² +25% | 2014 |
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| 1, Crown Cottage, Collier Row Road509 m away | 64 m² | 86 m² | +22 m² +34% | 2014 |
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| 29, Fullers Close648 m away | 47 m² | 68 m² | +21 m² +45% | 2026 |
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| 25, Hillfoot Road923 m away | 120 m² | 141 m² | +21 m² +18% | 2022 |
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| 1, Dominion Drive900 m away | 77 m² | 98 m² | +21 m² +27% | 2021 |
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| 227, Collier Row Lane624 m away | 81 m² | 101 m² | +20 m² +25% | 2026 |
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| 37, Lynton Avenue548 m away | 110 m² | 130 m² | +20 m² +18% | 2024 |
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| 43, Ramsden Drive239 m away | 67 m² | 87 m² | +20 m² +30% | 2023 |
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| 2, Charlotte Gardens939 m away | 109 m² | 129 m² | +20 m² +18% | 2023 |
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| 4, Udall Gardens815 m away | 48 m² | 68 m² | +20 m² +42% | 2010 |
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| 34, Victory Way389 m away | 76 m² | 95 m² | +19 m² +25% | 2025 |
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| 112, White Hart Lane172 m away | 64 m² | 83 m² | +19 m² +30% | 2020 |
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| 33, Elm Road653 m away | 109 m² | 128 m² | +19 m² +17% | 2020 |
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| 96, Mowbrays Road994 m away | 75 m² | 93 m² | +18 m² +24% | 2022 |
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| 4, Elm Road653 m away | 75 m² | 93 m² | +18 m² +24% | 2021 |
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| 59, Mowbrays Road994 m away | 63 m² | 81 m² | +18 m² +29% | 2016 |
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| 10, Taylor Close431 m away | 89 m² | 107 m² | +18 m² +20% | 2012 |
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| 38, Hood Walk388 m away | 81 m² | 98 m² | +17 m² +21% | 2026 |
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| 2, Ramsden Drive161 m away | 66 m² | 83 m² | +17 m² +26% | 2025 |
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| 18, Kenway812 m away | 78 m² | 95 m² | +17 m² +22% | 2021 |
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| 1, Lynton Avenue490 m away | 69 m² | 86 m² | +17 m² +25% | 2019 |
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| 72, Carter Drive901 m away | 79 m² | 96 m² | +17 m² +22% | 2013 |
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| 35, Orchard Road515 m away | 61 m² | 77 m² | +16 m² +26% | 2026 |
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| Apartment 30, Tythe Court, 141, White Hart Lane40 m away | 43 m² | 59 m² | +16 m² +37% | 2023 |
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| 64, Lodge Lane321 m away | 83 m² | 99 m² | +16 m² +19% | 2022 |
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| 16, Selsdon Close726 m away | 85 m² | 101 m² | +16 m² +19% | 2019 |
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| 211, Cross Road961 m away | 59 m² | 75 m² | +16 m² +27% | 2019 |
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| 213, Lodge Lane669 m away | 63 m² | 79 m² | +16 m² +25% | 2015 |
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| 34, Walmer Close952 m away | 80 m² | 95 m² | +15 m² +19% | 2026 |
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| 221, Collier Row Lane624 m away | 92 m² | 107 m² | +15 m² +16% | 2024 |
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| 62, Mowbrays Road994 m away | 65 m² | 80 m² | +15 m² +23% | 2024 |
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| 28, Lynton Avenue490 m away | 64 m² | 79 m² | +15 m² +23% | 2021 |
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| 18, Lynwood Drive699 m away | 69 m² | 84 m² | +15 m² +22% | 2019 |
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