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 CH41 3JY
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 |
|---|---|---|---|---|
| 40, Westbourne Road909 m away | 70 m² | 173 m² | +103 m² +147% | 2016 |
| 39, Grange Mount960 m away | 195 m² | 293 m² | +98 m² +50% | 2025 |
| 4, Grange Mount985 m away | 56 m² | 121 m² | +65 m² +116% | 2013 |
| 1, Merton Place859 m away | 53 m² | 115 m² | +62 m² +117% | 2012 |
| 52, Aspinall Street569 m away | 82 m² | 139 m² | +57 m² +70% | 2016 |
| 250, Claughton Road667 m away | 52 m² | 100 m² | +48 m² +92% | 2022 |
| 88, Paterson Street613 m away | 36 m² | 84 m² | +48 m² +133% | 2020 |
| 154, Park Road North881 m away | 104 m² | 151 m² | +47 m² +45% | 2024 |
| 12, Lowwood Road871 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.
| 50 m² |
| 97 m² |
| +47 m² +94% |
| 2013 |
| 29, Oxton Road802 m away | 37 m² | 81 m² | +44 m² +119% | 2016 |
|---|
| 27, Ashville Road847 m away | 134 m² | 178 m² | +44 m² +33% | 2009 |
|---|
| 42, Newling Street548 m away | 52 m² | 94 m² | +42 m² +81% | 2013 |
|---|
| 47, Park Road East430 m away | 38 m² | 78 m² | +40 m² +105% | 2019 |
|---|
| 125, Grange Road West925 m away | 32 m² | 72 m² | +40 m² +125% | 2008 |
|---|
| 79, Park Road East635 m away | 169 m² | 208 m² | +39 m² +23% | 2016 |
|---|
| 19, Hazel Road842 m away | 96 m² | 134 m² | +38 m² +40% | 2021 |
|---|
| 5, Hawarden Avenue973 m away | 90 m² | 126 m² | +36 m² +40% | 2026 |
|---|
| 18, St Edwards Close895 m away | 49 m² | 84 m² | +35 m² +71% | 2025 |
|---|
| 30, Hollybank Road938 m away | 175 m² | 210 m² | +35 m² +20% | 2023 |
|---|
| 27, Park Road East430 m away | 196 m² | 230 m² | +34 m² +17% | 2024 |
|---|
| 99, Park Road East635 m away | 171 m² | 205 m² | +34 m² +20% | 2020 |
|---|
| 21a, Hamilton Square700 m away | 27 m² | 61 m² | +34 m² +126% | 2020 |
|---|
| 57, Argyle Street South964 m away | 44 m² | 77 m² | +33 m² +75% | 2025 |
|---|
| 7d, Hamilton Square835 m away | 58 m² | 91 m² | +33 m² +57% | 2020 |
|---|
| 52, Westbourne Road909 m away | 114 m² | 147 m² | +33 m² +29% | 2017 |
|---|
| 10, Claughton Place713 m away | 57 m² | 90 m² | +33 m² +58% | 2013 |
|---|
| 10, Hamilton Square835 m away | 46 m² | 76 m² | +30 m² +65% | 2019 |
|---|
| 68, Park Road North588 m away | 95 m² | 125 m² | +30 m² +32% | 2014 |
|---|
| 67, The Woodlands788 m away | 135 m² | 165 m² | +30 m² +22% | 2013 |
|---|
| 15, Park Road East430 m away | 181 m² | 210 m² | +29 m² +16% | 2016 |
|---|
| 37, The Woodlands759 m away | 44 m² | 72 m² | +28 m² +64% | 2018 |
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| 42a, The Woodlands759 m away | 68 m² | 96 m² | +28 m² +41% | 2015 |
|---|
| 132a, Craven Street555 m away | 28 m² | 55 m² | +27 m² +96% | 2023 |
|---|
| 42, Hollybank Road938 m away | 100 m² | 127 m² | +27 m² +27% | 2020 |
|---|
| 116, Park Road North736 m away | 109 m² | 135 m² | +26 m² +24% | 2024 |
|---|
| 21, Asquith Avenue847 m away | 60 m² | 86 m² | +26 m² +43% | 2024 |
|---|
| 7, Curzon Avenue933 m away | 80 m² | 104 m² | +24 m² +30% | 2022 |
|---|
| Flat 5, 13, Ashville Road847 m away | 55 m² | 79 m² | +24 m² +44% | 2014 |
|---|
| 24, Newling Street548 m away | 34 m² | 58 m² | +24 m² +71% | 2011 |
|---|
| 50, Prince Edward Street509 m away | 71 m² | 94 m² | +23 m² +32% | 2021 |
|---|
| 26, Prince Edward Street509 m away | 77 m² | 100 m² | +23 m² +30% | 2016 |
|---|
| 8, Hamilton Square835 m away | 81 m² | 104 m² | +23 m² +28% | 2009 |
|---|
| 114, Park Road North736 m away | 119 m² | 141 m² | +22 m² +18% | 2021 |
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| 98, Park Road North736 m away | 118 m² | 139 m² | +21 m² +18% | 2018 |
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| 57, Hamilton Square872 m away | 55 m² | 76 m² | +21 m² +38% | 2018 |
|---|
| 6, Curzon Avenue933 m away | 78 m² | 98 m² | +20 m² +26% | 2025 |
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| 22, Brunswick Mews602 m away | 38 m² | 58 m² | +20 m² +53% | 2022 |
|---|
| 439, Price Street736 m away | 57 m² | 77 m² | +20 m² +35% | 2020 |
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| Birchen House, 1, Canning Street893 m away | 55 m² | 75 m² | +20 m² +36% | 2019 |
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| 14, Asquith Avenue847 m away | 100 m² | 120 m² | +20 m² +20% | 2018 |
|---|
| 92, Arthur Street655 m away | 60 m² | 79 m² | +19 m² +32% | 2010 |
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| 6, Lowwood Grove825 m away | 63 m² | 81 m² | +18 m² +29% | 2017 |
|---|
| Flat 13, Roughley House, 9, Bridge Street973 m away | 96 m² | 114 m² | +18 m² +19% | 2009 |
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| 10, Park Road South895 m away | 77 m² | 94 m² | +17 m² +22% | 2025 |
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| 86, Arthur Street655 m away | 58 m² | 75 m² | +17 m² +29% | 2019 |
|---|
| 68, Argyle Street681 m away | 39 m² | 55 m² | +16 m² +41% | 2026 |
|---|
| 27 - 29, Grange Road West748 m away | 22 m² | 38 m² | +16 m² +73% | 2025 |
|---|
| 89, Duke Street773 m away | 76 m² | 92 m² | +16 m² +21% | 2025 |
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| 301, Claughton Road699 m away | 85 m² | 101 m² | +16 m² +19% | 2021 |
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| 23, Eastbourne Road712 m away | 60 m² | 76 m² | +16 m² +27% | 2021 |
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| 75, Grange Road West925 m away | 95 m² | 111 m² | +16 m² +17% | 2017 |
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| 14, Maple Street930 m away | 92 m² | 108 m² | +16 m² +17% | 2017 |
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| 26, Menai Street687 m away | 66 m² | 82 m² | +16 m² +24% | 2016 |
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| 6, Lloyd Avenue993 m away | 56 m² | 72 m² | +16 m² +29% | 2014 |
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| 61, Newling Street529 m away | 58 m² | 73 m² | +15 m² +26% | 2024 |
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| Market Court, Oliver Street577 m away | 50 m² | 65 m² | +15 m² +30% | 2024 |
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| 94, Arthur Street655 m away | 60 m² | 75 m² | +15 m² +25% | 2019 |
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| 19, Rodney Street896 m away | 82 m² | 97 m² | +15 m² +18% | 2016 |
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| 7, Lloyd Avenue993 m away | 78 m² | 93 m² | +15 m² +19% | 2014 |
|---|
| 22c, Hamilton Square700 m away | 58 m² | 73 m² | +15 m² +26% | 2011 |
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