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 CM7 9RN
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 |
|---|---|---|---|---|
| 43, Courtauld Road862 m away | 90 m² | 211 m² | +121 m² +134% | 2012 |
| 20, Gloucester Gardens936 m away | 208 m² | 328 m² | +120 m² +58% | 2015 |
| 11, The Cloisters136 m away | 143 m² | 226 m² | +83 m² +58% | 2012 |
| 17, Elizabeth Lockhart Way127 m away | 56 m² | 134 m² | +78 m² +139% | 2022 |
| 12, Williams Drive691 m away | 127 m² | 203 m² | +76 m² +60% | 2026 |
| 2b, Valley Road608 m away | 60 m² | 136 m² | +76 m² +127% | 2025 |
| 25, Courtauld Road973 m away | 81 m² | 151 m² | +70 m² +86% | 2025 |
| 17, Thistley Green Road936 m away | 58 m² | 127 m² | +69 m² +119% | 2013 |
| 95, Church Lane625 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.
| 92 m² |
| 159 m² |
| +67 m² +73% |
| 2021 |
| 32, Courtauld Road927 m away | 113 m² | 179 m² | +66 m² +58% | 2016 |
|---|
| 1, Windsor Gardens760 m away | 65 m² | 130 m² | +65 m² +100% | 2024 |
|---|
| 17, Wentworth Crescent819 m away | 89 m² | 152 m² | +63 m² +71% | 2014 |
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| 9, Devonshire Gardens718 m away | 89 m² | 136 m² | +47 m² +53% | 2024 |
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| 19, Church Lane513 m away | 91 m² | 133 m² | +42 m² +46% | 2019 |
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| 61, Kent Gardens765 m away | 90 m² | 132 m² | +42 m² +47% | 2011 |
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| 31, York Gardens841 m away | 76 m² | 116 m² | +40 m² +53% | 2023 |
|---|
| 128, Coldnailhurst Avenue671 m away | 94 m² | 133 m² | +39 m² +41% | 2014 |
|---|
| 3, Normandy Way855 m away | 37 m² | 74 m² | +37 m² +100% | 2009 |
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| 5, Normandy Way855 m away | 37 m² | 74 m² | +37 m² +100% | 2009 |
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| 7, Normandy Way855 m away | 37 m² | 74 m² | +37 m² +100% | 2009 |
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| 8, Normandy Way855 m away | 37 m² | 74 m² | +37 m² +100% | 2009 |
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| 6, Normandy Way855 m away | 37 m² | 74 m² | +37 m² +100% | 2009 |
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| 4, Normandy Way855 m away | 37 m² | 74 m² | +37 m² +100% | 2009 |
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| 3, Warne Avenue893 m away | 37 m² | 74 m² | +37 m² +100% | 2009 |
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| 7, Warne Avenue893 m away | 37 m² | 74 m² | +37 m² +100% | 2009 |
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| 4, Warne Avenue893 m away | 37 m² | 74 m² | +37 m² +100% | 2009 |
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| 5, Warne Avenue893 m away | 37 m² | 74 m² | +37 m² +100% | 2009 |
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| 6, Warne Avenue893 m away | 37 m² | 74 m² | +37 m² +100% | 2009 |
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| 8, Warne Avenue893 m away | 37 m² | 74 m² | +37 m² +100% | 2009 |
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| 77, Broad Road582 m away | 142 m² | 178 m² | +36 m² +25% | 2013 |
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| 15, Beaufort Gardens608 m away | 187 m² | 222 m² | +35 m² +19% | 2024 |
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| 14, The Cloisters136 m away | 106 m² | 140 m² | +34 m² +32% | 2022 |
|---|
| 30, York Gardens841 m away | 163 m² | 197 m² | +34 m² +21% | 2022 |
|---|
| 1, Connaught Gardens732 m away | 59 m² | 93 m² | +34 m² +58% | 2020 |
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| 25, Edinburgh Gardens849 m away | 60 m² | 93 m² | +33 m² +55% | 2025 |
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| 52, Courtauld Road927 m away | 99 m² | 132 m² | +33 m² +33% | 2015 |
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| 62, Connaught Gardens666 m away | 86 m² | 119 m² | +33 m² +38% | 2014 |
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| 55, Church Meadows910 m away | 124 m² | 155 m² | +31 m² +25% | 2024 |
|---|
| 1, Oak Tree Gardens799 m away | 31 m² | 62 m² | +31 m² +100% | 2009 |
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| 3, Oak Tree Gardens799 m away | 30 m² | 61 m² | +31 m² +103% | 2009 |
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| 5, Oak Tree Gardens799 m away | 30 m² | 61 m² | +31 m² +103% | 2009 |
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| 7, Oak Tree Gardens799 m away | 30 m² | 61 m² | +31 m² +103% | 2009 |
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| 1, Normandy Way855 m away | 30 m² | 61 m² | +31 m² +103% | 2009 |
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| 171, Bailey Bridge Road890 m away | 30 m² | 61 m² | +31 m² +103% | 2009 |
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| 161, Bailey Bridge Road890 m away | 31 m² | 62 m² | +31 m² +100% | 2009 |
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| 165, Bailey Bridge Road890 m away | 31 m² | 62 m² | +31 m² +100% | 2009 |
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| 169, Bailey Bridge Road890 m away | 30 m² | 61 m² | +31 m² +103% | 2009 |
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| 167, Bailey Bridge Road890 m away | 30 m² | 61 m² | +31 m² +103% | 2009 |
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| 173, Bailey Bridge Road890 m away | 30 m² | 61 m² | +31 m² +103% | 2009 |
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| 179, Bailey Bridge Road890 m away | 31 m² | 62 m² | +31 m² +100% | 2009 |
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| 177, Bailey Bridge Road890 m away | 31 m² | 62 m² | +31 m² +100% | 2009 |
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| 175, Bailey Bridge Road890 m away | 31 m² | 62 m² | +31 m² +100% | 2009 |
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| 181, Bailey Bridge Road890 m away | 31 m² | 62 m² | +31 m² +100% | 2009 |
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| 163, Bailey Bridge Road890 m away | 31 m² | 62 m² | +31 m² +100% | 2009 |
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| 2, Warne Avenue893 m away | 30 m² | 61 m² | +31 m² +103% | 2009 |
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| 1, Phoenix Terrace725 m away | 30 m² | 60 m² | +30 m² +100% | 2025 |
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| 13, Broad Road252 m away | 107 m² | 137 m² | +30 m² +28% | 2022 |
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| 70, Boleyns Avenue671 m away | 87 m² | 116 m² | +29 m² +33% | 2014 |
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| 7, Devonshire Gardens718 m away | 100 m² | 128 m² | +28 m² +28% | 2023 |
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| 11, Church Lane412 m away | 94 m² | 122 m² | +28 m² +30% | 2018 |
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| 143, Church Lane913 m away | 88 m² | 116 m² | +28 m² +32% | 2018 |
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| 59, Church Lane513 m away | 45 m² | 72 m² | +27 m² +60% | 2022 |
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| 1, The Retreat586 m away | 59 m² | 85 m² | +26 m² +44% | 2024 |
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| 36, Courtauld Road927 m away | 162 m² | 188 m² | +26 m² +16% | 2019 |
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| 155, Church Lane913 m away | 106 m² | 132 m² | +26 m² +25% | 2018 |
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| 3, Phillips Chase477 m away | 50 m² | 75 m² | +25 m² +50% | 2024 |
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| 9, Cornwall Gardens854 m away | 57 m² | 82 m² | +25 m² +44% | 2015 |
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| 12, Windsor Gardens760 m away | 91 m² | 115 m² | +24 m² +26% | 2026 |
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| 3, Bradford Street728 m away | 77 m² | 101 m² | +24 m² +31% | 2023 |
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| 4, Convent Lane0 m away | 93 m² | 117 m² | +24 m² +26% | 2012 |
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| 13, Maysent Avenue802 m away | 64 m² | 87 m² | +23 m² +36% | 2024 |
|---|
| 98, Marlborough Road663 m away | 80 m² | 103 m² | +23 m² +29% | 2020 |
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| 5, Beatty Gardens918 m away | 94 m² | 116 m² | +22 m² +23% | 2020 |
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| 45, Blackwater Way581 m away | 55 m² | 77 m² | +22 m² +40% | 2014 |
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| 71, Connaught Gardens630 m away | 91 m² | 112 m² | +21 m² +23% | 2025 |
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| 29, River Mead440 m away | 112 m² | 132 m² | +20 m² +18% | 2024 |
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| 4, Bawn Close654 m away | 127 m² | 147 m² | +20 m² +16% | 2024 |
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| 10, Keyes Way855 m away | 69 m² | 88 m² | +19 m² +28% | 2026 |
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| 4, Julien Court Road732 m away | 101 m² | 120 m² | +19 m² +19% | 2023 |
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| 12, John Ray Street926 m away | 96 m² | 115 m² | +19 m² +20% | 2016 |
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| 23, Orion Way501 m away | 81 m² | 100 m² | +19 m² +23% | 2012 |
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| 11, Clavering Road920 m away | 28 m² | 46 m² | +18 m² +64% | 2009 |
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| 9, Convent Lane0 m away | 62 m² | 79 m² | +17 m² +27% | 2026 |
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| 13, Rodney Gardens908 m away | 53 m² | 70 m² | +17 m² +32% | 2025 |
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| 73, Warley Close950 m away | 58 m² | 75 m² | +17 m² +29% | 2025 |
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| 26, Vernon Way965 m away | 70 m² | 86 m² | +16 m² +23% | 2020 |
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| 43, Edinburgh Gardens849 m away | 97 m² | 113 m² | +16 m² +16% | 2016 |
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| 13, Keyes Way855 m away | 95 m² | 110 m² | +15 m² +16% | 2026 |
|---|
| 51, Edinburgh Gardens711 m away | 72 m² | 87 m² | +15 m² +21% | 2023 |
|---|
| 3, Boscawen Gardens673 m away | 58 m² | 73 m² | +15 m² +26% | 2022 |
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| 118, Marlborough Road598 m away | 83 m² | 98 m² | +15 m² +18% | 2020 |
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| Apartment 1, Balmoral Court, Edinburgh Gardens691 m away | 58 m² | 73 m² | +15 m² +26% | 2020 |
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| 65, Marlborough Road879 m away | 36 m² | 51 m² | +15 m² +42% | 2020 |
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| 66, Edinburgh Gardens711 m away | 71 m² | 86 m² | +15 m² +21% | 2019 |
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