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 SR7 0EF
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 |
|---|---|---|---|---|
| 11, Boulmer Lea775 m away | 205 m² | 353 m² | +148 m² +72% | 2021 |
| 46, Sharpley Drive970 m away | 42 m² | 96 m² | +54 m² +129% | 2014 |
| 23, Marsdon Way966 m away | 138 m² | 188 m² | +50 m² +36% | 2015 |
| 17, Enfield Road822 m away | 84 m² | 128 m² | +44 m² +52% | 2026 |
| 42, Dene Way899 m away | 80 m² | 123 m² | +43 m² +54% | 2011 |
| 24, Ambleside Avenue776 m away | 68 m² | 110 m² | +42 m² +62% | 2015 |
| 29, Marsdon Way966 m away | 157 m² | 198 m² | +41 m² +26% | 2015 |
| 31, Marsdon Way966 m away | 90 m² | 130 m² | +40 m² +44% | 2015 |
| 19, Marsdon Way966 m away | 116 m² | 154 m² | +38 m² +33% | 2025 |
| 19, Nelson Street |
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.
| 91 m² |
| 128 m² |
| +37 m² +41% |
| 2009 |
| 32, Milton Close691 m away | 65 m² | 100 m² | +35 m² +54% | 2026 |
|---|
| 3, St Johns Terrace973 m away | 59 m² | 93 m² | +34 m² +58% | 2015 |
|---|
| 24, Marsdon Way966 m away | 128 m² | 160 m² | +32 m² +25% | 2015 |
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| 55, Marsdon Way966 m away | 114 m² | 146 m² | +32 m² +28% | 2015 |
|---|
| 2, Duke Street371 m away | 42 m² | 71 m² | +29 m² +69% | 2023 |
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| 1, Nelson Street410 m away | 88 m² | 116 m² | +28 m² +32% | 2016 |
|---|
| 1, Everton Drive982 m away | 97 m² | 125 m² | +28 m² +29% | 2015 |
|---|
| 32, Stanley Street394 m away | 62 m² | 90 m² | +28 m² +45% | 2012 |
|---|
| 3, St Aldwyn Road517 m away | 62 m² | 89 m² | +27 m² +44% | 2021 |
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| 51, Marsdon Way966 m away | 75 m² | 99 m² | +24 m² +32% | 2012 |
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| 50, Marsdon Way966 m away | 99 m² | 122 m² | +23 m² +23% | 2020 |
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| 3, Eastlea Road984 m away | 76 m² | 99 m² | +23 m² +30% | 2020 |
|---|
| 23, Eastlea Road841 m away | 62 m² | 85 m² | +23 m² +37% | 2014 |
|---|
| 20, Ranksborough Street456 m away | 73 m² | 95 m² | +22 m² +30% | 2022 |
|---|
| 3, Norfolk Close143 m away | 74 m² | 96 m² | +22 m² +30% | 2016 |
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| 28, Ambleside Avenue776 m away | 61 m² | 83 m² | +22 m² +36% | 2014 |
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| 51, Byron Lodge Estate887 m away | 89 m² | 110 m² | +21 m² +24% | 2014 |
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| 74, Melrose Crescent824 m away | 69 m² | 90 m² | +21 m² +30% | 2013 |
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| 32, Marsdon Way966 m away | 84 m² | 104 m² | +20 m² +24% | 2026 |
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| 91, Melrose Crescent825 m away | 69 m² | 89 m² | +20 m² +29% | 2016 |
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| 19, Souter Drive900 m away | 81 m² | 100 m² | +19 m² +23% | 2023 |
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| 12, Nelson Street410 m away | 73 m² | 92 m² | +19 m² +26% | 2021 |
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| 27, Marsdon Way966 m away | 112 m² | 131 m² | +19 m² +17% | 2015 |
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| 6, St Cuthberts Court670 m away | 90 m² | 109 m² | +19 m² +21% | 2009 |
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| 52, Mariners Way763 m away | 72 m² | 90 m² | +18 m² +25% | 2025 |
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| 11, Thornhill Reach779 m away | 96 m² | 114 m² | +18 m² +19% | 2025 |
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| 86, Bethune Avenue865 m away | 54 m² | 72 m² | +18 m² +33% | 2025 |
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| 71, Milton Close687 m away | 82 m² | 100 m² | +18 m² +22% | 2016 |
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| 11, Stanley Street460 m away | 66 m² | 84 m² | +18 m² +27% | 2013 |
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| 7, Derwent Close872 m away | 63 m² | 81 m² | +18 m² +29% | 2013 |
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| 11, Staithes Court888 m away | 83 m² | 100 m² | +17 m² +20% | 2025 |
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| 10, Middleton Close926 m away | 67 m² | 83 m² | +16 m² +24% | 2020 |
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| 14, Cheviot Gardens507 m away | 96 m² | 112 m² | +16 m² +17% | 2016 |
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| 10, Mill Road640 m away | 85 m² | 101 m² | +16 m² +19% | 2013 |
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| 11, St Aldwyn Road590 m away | 85 m² | 100 m² | +15 m² +18% | 2024 |
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| 2, Mill Road640 m away | 89 m² | 104 m² | +15 m² +17% | 2021 |
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