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 CH45 2LD
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 |
|---|---|---|---|---|
| 19, Waterloo Road236 m away | 178 m² | 365 m² | +187 m² +105% | 2013 |
| 19, Atherton Street635 m away | 244 m² | 424 m² | +180 m² +74% | 2016 |
| 92, Vaughan Road568 m away | 87 m² | 187 m² | +100 m² +115% | 2020 |
| Flat 2, 18, St James Road469 m away | 56 m² | 130 m² | +74 m² +132% | 2021 |
| 144, Seabank Road835 m away | 132 m² | 203 m² | +71 m² +54% | 2019 |
| Flat 1, 18, St James Road469 m away | 60 m² | 130 m² | +70 m² +117% | 2021 |
| 33c, Sandrock Road995 m away | 49 m² | 115 m² | +66 m² +135% | 2015 |
| 11, Prescot Street904 m away | 153 m² | 216 m² | +63 m² +41% | 2020 |
| 6, Vale Drive685 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.
| 98 m² |
| 161 m² |
| +63 m² +64% |
| 2015 |
| 7, Cavendish Road483 m away | 108 m² | 167 m² | +59 m² +55% | 2010 |
|---|
| 287, Seabank Road695 m away | 189 m² | 247 m² | +58 m² +31% | 2026 |
|---|
| 12, St Georges Park654 m away | 91 m² | 147 m² | +56 m² +62% | 2018 |
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| 169, Victoria Road400 m away | 39 m² | 95 m² | +56 m² +144% | 2014 |
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| Flat 17, Marine Park Mansions, Wellington Road428 m away | 97 m² | 152 m² | +55 m² +57% | 2026 |
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| 17, Gorsehill Road849 m away | 162 m² | 213 m² | +51 m² +31% | 2026 |
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| 11, Atherton Street635 m away | 81 m² | 132 m² | +51 m² +63% | 2009 |
|---|
| 31, Richmond Street127 m away | 47 m² | 97 m² | +50 m² +106% | 2026 |
|---|
| 7, New Tower Court302 m away | 85 m² | 134 m² | +49 m² +58% | 2022 |
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| 21, Grosvenor Drive480 m away | 95 m² | 143 m² | +48 m² +51% | 2017 |
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| 68, Sandridge Road793 m away | 85 m² | 133 m² | +48 m² +56% | 2014 |
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| 41, Meadow Street957 m away | 64 m² | 110 m² | +46 m² +72% | 2020 |
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| 26, Magazine Lane806 m away | 53 m² | 96 m² | +43 m² +81% | 2023 |
|---|
| Flat 3, The Brents, 201, Victoria Road658 m away | 34 m² | 74 m² | +40 m² +118% | 2023 |
|---|
| 185, Victoria Road658 m away | 113 m² | 152 m² | +39 m² +35% | 2016 |
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| 28, Sandrock Road995 m away | 175 m² | 214 m² | +39 m² +22% | 2016 |
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| 4, Windsor Street150 m away | 108 m² | 146 m² | +38 m² +35% | 2025 |
|---|
| 19, Windsor Street172 m away | 94 m² | 130 m² | +36 m² +38% | 2013 |
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| 187, Victoria Road658 m away | 85 m² | 118 m² | +33 m² +39% | 2023 |
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| 146a, Seabank Road835 m away | 46 m² | 79 m² | +33 m² +72% | 2020 |
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| 22, Sutton Road819 m away | 81 m² | 113 m² | +32 m² +40% | 2024 |
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| Flat 23, Warrenhurst, Montpellier Crescent835 m away | 81 m² | 113 m² | +32 m² +40% | 2013 |
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| 62, Marine Promenade202 m away | 62 m² | 94 m² | +32 m² +52% | 2010 |
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| 1, Lichfield Street807 m away | 60 m² | 90 m² | +30 m² +50% | 2019 |
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| 24, Windsor Street150 m away | 64 m² | 93 m² | +29 m² +45% | 2025 |
|---|
| 33a, Sandrock Road995 m away | 72 m² | 101 m² | +29 m² +40% | 2014 |
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| 17a, Atherton Street635 m away | 67 m² | 95 m² | +28 m² +42% | 2023 |
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| Flat 4, Ocean View, 1a, Hamilton Road800 m away | 48 m² | 76 m² | +28 m² +58% | 2020 |
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| 41, Rowson Street559 m away | 53 m² | 81 m² | +28 m² +53% | 2011 |
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| 6, Magazine Lane806 m away | 43 m² | 70 m² | +27 m² +63% | 2010 |
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| 2b, Salisbury Road748 m away | 98 m² | 124 m² | +26 m² +27% | 2014 |
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| Flat 8, 80 - 82, Egerton Street162 m away | 45 m² | 70 m² | +25 m² +56% | 2026 |
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| 53, Tollemache Street112 m away | 59 m² | 84 m² | +25 m² +42% | 2016 |
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| 30, Waterloo Road213 m away | 73 m² | 97 m² | +24 m² +33% | 2023 |
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| 5, Sandringham Drive692 m away | 71 m² | 95 m² | +24 m² +34% | 2023 |
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| 2, Sefton Road819 m away | 92 m² | 116 m² | +24 m² +26% | 2019 |
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| 245a, Rake Lane885 m away | 110 m² | 133 m² | +23 m² +21% | 2024 |
|---|
| 1, New Tower Court302 m away | 66 m² | 89 m² | +23 m² +35% | 2015 |
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| 5a, St James Road494 m away | 121 m² | 144 m² | +23 m² +19% | 2015 |
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| 2, Beckenham Road422 m away | 52 m² | 75 m² | +23 m² +44% | 2013 |
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| 206, Seabank Road509 m away | 40 m² | 63 m² | +23 m² +57% | 2011 |
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| 109, Egerton Street145 m away | 76 m² | 98 m² | +22 m² +29% | 2014 |
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| Flat 15b, The Chelsea, Tower Promenade166 m away | 82 m² | 104 m² | +22 m² +27% | 2012 |
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| 109, Albion Street975 m away | 109 m² | 130 m² | +21 m² +19% | 2015 |
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| 197, Seabank Road987 m away | 54 m² | 74 m² | +20 m² +37% | 2016 |
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| Flat 4, 28, Wellington Road674 m away | 93 m² | 113 m² | +20 m² +22% | 2013 |
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| Flat 1, 72, Egerton Street162 m away | 50 m² | 69 m² | +19 m² +38% | 2024 |
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| 2, Belmont Road83 m away | 102 m² | 121 m² | +19 m² +19% | 2016 |
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| 42, Waterloo Road213 m away | 44 m² | 63 m² | +19 m² +43% | 2009 |
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| 3, Kirkland Road545 m away | 111 m² | 129 m² | +18 m² +16% | 2026 |
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| 33, Sutton Road819 m away | 90 m² | 108 m² | +18 m² +20% | 2014 |
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| 5, Brackenhurst Drive932 m away | 90 m² | 107 m² | +17 m² +19% | 2021 |
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| 39, Richmond Street127 m away | 72 m² | 88 m² | +16 m² +22% | 2021 |
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| 23, Meadow Street957 m away | 94 m² | 110 m² | +16 m² +17% | 2015 |
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| 2, Gordon Road656 m away | 103 m² | 119 m² | +16 m² +16% | 2012 |
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| 233a, Rake Lane885 m away | 81 m² | 96 m² | +15 m² +19% | 2026 |
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| 108, Magazine Lane745 m away | 56 m² | 71 m² | +15 m² +27% | 2020 |
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| 110, Victoria Road214 m away | 32 m² | 47 m² | +15 m² +47% | 2018 |
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| 8, Duke Street374 m away | 88 m² | 103 m² | +15 m² +17% | 2015 |
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