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 DE21 7LL
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 |
|---|---|---|---|---|
| 36, Sitwell Street225 m away | 463 m² | 604 m² | +141 m² +30% | 2021 |
| 19, Church Street0 m away | 114 m² | 206 m² | +92 m² +81% | 2022 |
| 2a, Marina Drive361 m away | 143 m² | 233 m² | +90 m² +63% | 2017 |
| 163, Sancroft Road736 m away | 83 m² | 171 m² | +88 m² +106% | 2024 |
| 69, Stoney Lane818 m away | 75 m² | 156 m² | +81 m² +108% | 2014 |
| 70, Willowcroft Road521 m away | 76 m² | 141 m² | +65 m² +86% | 2016 |
| 12, Windermere Drive424 m away | 89 m² | 143 m² | +54 m² +61% | 2025 |
| 15, Hillside Crescent792 m away | 81 m² | 134 m² | +53 m² +65% | 2026 |
| 208, Derby Road794 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.
| 115 m² |
| 166 m² |
| +51 m² +44% |
| 2023 |
| 53, Cambridge Street810 m away | 85 m² | 136 m² | +51 m² +60% | 2021 |
|---|
| 210, Derby Road794 m away | 108 m² | 156 m² | +48 m² +44% | 2023 |
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| 137, Nottingham Road988 m away | 78 m² | 126 m² | +48 m² +62% | 2022 |
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| 45, Hamilton Road979 m away | 80 m² | 126 m² | +46 m² +57% | 2014 |
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| 36, Sunningdale Avenue312 m away | 75 m² | 118 m² | +43 m² +57% | 2016 |
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| 13, Gladstone Road446 m away | 122 m² | 164 m² | +42 m² +34% | 2025 |
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| 74, Gravel Pit Lane697 m away | 79 m² | 120 m² | +41 m² +52% | 2021 |
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| 34, Royal Hill Road426 m away | 82 m² | 121 m² | +39 m² +48% | 2016 |
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| 70, Craddock Avenue983 m away | 98 m² | 137 m² | +39 m² +40% | 2016 |
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| 3, Gladstone Road446 m away | 49 m² | 86 m² | +37 m² +76% | 2018 |
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| 133, Sancroft Road892 m away | 87 m² | 123 m² | +36 m² +41% | 2023 |
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| 2, Royal Hill Road426 m away | 82 m² | 116 m² | +34 m² +41% | 2021 |
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| 98, Chapel Lane620 m away | 86 m² | 119 m² | +33 m² +38% | 2022 |
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| 67, Locko Road534 m away | 120 m² | 153 m² | +33 m² +28% | 2020 |
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| 13, Jasmine Close900 m away | 89 m² | 121 m² | +32 m² +36% | 2026 |
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| 7, Windermere Drive424 m away | 43 m² | 75 m² | +32 m² +74% | 2020 |
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| 7, Croft Close954 m away | 45 m² | 77 m² | +32 m² +71% | 2014 |
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| 7, Derwent Rise851 m away | 76 m² | 106 m² | +30 m² +39% | 2014 |
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| 4, Arundel Drive874 m away | 79 m² | 109 m² | +30 m² +38% | 2013 |
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| 18, Brunswood Close401 m away | 73 m² | 102 m² | +29 m² +40% | 2023 |
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| 135, Locko Road797 m away | 124 m² | 152 m² | +28 m² +23% | 2026 |
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| 38, Dale Road900 m away | 113 m² | 141 m² | +28 m² +25% | 2023 |
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| 193, Oregon Way723 m away | 64 m² | 92 m² | +28 m² +44% | 2022 |
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| 76, Locko Road557 m away | 125 m² | 151 m² | +26 m² +21% | 2023 |
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| 9, Sitwell Street225 m away | 138 m² | 163 m² | +25 m² +18% | 2026 |
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| 76, Moor End969 m away | 90 m² | 115 m² | +25 m² +28% | 2026 |
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| 33, Royal Hill Road426 m away | 106 m² | 131 m² | +25 m² +24% | 2015 |
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| 15, Springfield Road836 m away | 70 m² | 95 m² | +25 m² +36% | 2013 |
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| 48, Moor End797 m away | 77 m² | 101 m² | +24 m² +31% | 2026 |
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| 9, The Pingle710 m away | 54 m² | 78 m² | +24 m² +44% | 2012 |
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| 27, Bridgeside Way877 m away | 92 m² | 113 m² | +21 m² +23% | 2015 |
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| 27, Ladybower Road961 m away | 83 m² | 103 m² | +20 m² +24% | 2014 |
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| 8, Arundel Drive874 m away | 70 m² | 90 m² | +20 m² +29% | 2013 |
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| 3, Sycamore Court, Moor Street474 m away | 86 m² | 105 m² | +19 m² +22% | 2016 |
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| 29, Vancouver Avenue581 m away | 84 m² | 101 m² | +17 m² +20% | 2026 |
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| 42, Lodge Lane480 m away | 66 m² | 83 m² | +17 m² +26% | 2015 |
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| 24, Merchant Avenue352 m away | 103 m² | 119 m² | +16 m² +16% | 2024 |
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| 1, Dreyfus Close984 m away | 56 m² | 72 m² | +16 m² +29% | 2024 |
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| 14, Royal Hill Road426 m away | 101 m² | 117 m² | +16 m² +16% | 2020 |
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| 55, Willowcroft Road521 m away | 81 m² | 97 m² | +16 m² +20% | 2016 |
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| 295, Oregon Way750 m away | 63 m² | 78 m² | +15 m² +24% | 2026 |
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| 5, Gravel Pit Lane640 m away | 96 m² | 111 m² | +15 m² +16% | 2022 |
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| 108, Oregon Way816 m away | 80 m² | 95 m² | +15 m² +19% | 2019 |
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| 15, Rowan Close986 m away | 76 m² | 91 m² | +15 m² +20% | 2016 |
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| 12, Lodge Lane579 m away | 67 m² | 82 m² | +15 m² +22% | 2010 |
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