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 FY7 8JG
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 |
|---|---|---|---|---|
| 58, Larkholme Lane761 m away | 79 m² | 180 m² | +101 m² +128% | 2025 |
| 326, Broadway425 m away | 101 m² | 201 m² | +100 m² +99% | 2015 |
| 3, Fairway541 m away | 122 m² | 213 m² | +91 m² +75% | 2015 |
| 2, Hornby Avenue351 m away | 93 m² | 181 m² | +88 m² +95% | 2026 |
| 27, Fairway541 m away | 81 m² | 165 m² | +84 m² +104% | 2020 |
| 23, Patterdale Avenue424 m away | 102 m² | 178 m² | +76 m² +75% | 2024 |
| 21, Thirlmere Avenue298 m away | 79 m² | 153 m² | +74 m² +94% | 2015 |
| 34, Southway368 m away | 100 m² | 170 m² | +70 m² +70% | 2022 |
| 18, Rossall Close148 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.
| 167 m² |
| +68 m² +69% |
| 2024 |
| 372, Fleetwood Road812 m away | 106 m² | 162 m² | +56 m² +53% | 2016 |
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| 14, Rossall Close148 m away | 95 m² | 150 m² | +55 m² +58% | 2023 |
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| 31, Mariners Close801 m away | 50 m² | 103 m² | +53 m² +106% | 2010 |
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| 19, Ullswater Avenue361 m away | 112 m² | 164 m² | +52 m² +46% | 2023 |
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| 21, Plymouth Avenue195 m away | 113 m² | 160 m² | +47 m² +42% | 2016 |
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| 7, Larkholme Parade590 m away | 104 m² | 150 m² | +46 m² +44% | 2020 |
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| 63, Duddon Avenue818 m away | 57 m² | 102 m² | +45 m² +79% | 2014 |
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| 10, Larkholme Parade564 m away | 69 m² | 112 m² | +43 m² +62% | 2024 |
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| 41, Buttermere Avenue909 m away | 66 m² | 108 m² | +42 m² +64% | 2014 |
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| 22, Penrhos Avenue868 m away | 87 m² | 127 m² | +40 m² +46% | 2026 |
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| 95, Fairway309 m away | 86 m² | 125 m² | +39 m² +45% | 2024 |
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| 16, Melbourne Avenue589 m away | 91 m² | 130 m² | +39 m² +43% | 2015 |
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| 37, Fairway541 m away | 95 m² | 133 m² | +38 m² +40% | 2026 |
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| 5, Inglewood Close618 m away | 66 m² | 104 m² | +38 m² +58% | 2023 |
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| 7, Middleton Avenue677 m away | 93 m² | 131 m² | +38 m² +41% | 2021 |
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| 62, Ullswater Avenue368 m away | 125 m² | 162 m² | +37 m² +30% | 2011 |
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| 73, Larkholme Parade539 m away | 42 m² | 78 m² | +36 m² +86% | 2024 |
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| 50, Penrhos Avenue868 m away | 74 m² | 110 m² | +36 m² +49% | 2015 |
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| 11, Bowland Avenue337 m away | 82 m² | 117 m² | +35 m² +43% | 2016 |
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| 5, Greendale Close991 m away | 32 m² | 65 m² | +33 m² +103% | 2023 |
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| 33, Ullswater Avenue361 m away | 109 m² | 142 m² | +33 m² +30% | 2012 |
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| 29, Roundway152 m away | 85 m² | 116 m² | +31 m² +36% | 2023 |
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| 48, Larkholme Lane761 m away | 170 m² | 200 m² | +30 m² +18% | 2024 |
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| 4, Fishermans Way270 m away | 106 m² | 136 m² | +30 m² +28% | 2020 |
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| 25, Larkholme Parade506 m away | 103 m² | 132 m² | +29 m² +28% | 2026 |
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| 428, Fleetwood Road993 m away | 83 m² | 112 m² | +29 m² +35% | 2022 |
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| 28, The Strand175 m away | 76 m² | 104 m² | +28 m² +37% | 2025 |
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| 6, Lazenby Avenue907 m away | 70 m² | 98 m² | +28 m² +40% | 2024 |
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| 8, Bentham Avenue468 m away | 97 m² | 125 m² | +28 m² +29% | 2023 |
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| 59, Buttermere Avenue909 m away | 97 m² | 125 m² | +28 m² +29% | 2021 |
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| 4, Wentworth Avenue572 m away | 119 m² | 146 m² | +27 m² +23% | 2023 |
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| 4, Mariners Close807 m away | 98 m² | 125 m² | +27 m² +28% | 2022 |
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| 109, Marine Parade333 m away | 77 m² | 104 m² | +27 m² +35% | 2014 |
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| 26, The Strand175 m away | 90 m² | 116 m² | +26 m² +29% | 2026 |
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| 293, Broadway448 m away | 80 m² | 106 m² | +26 m² +33% | 2021 |
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| 65, Ullswater Avenue361 m away | 100 m² | 126 m² | +26 m² +26% | 2016 |
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| 5, Patterdale Avenue424 m away | 105 m² | 131 m² | +26 m² +25% | 2016 |
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| 1, Allen Close908 m away | 73 m² | 99 m² | +26 m² +36% | 2016 |
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| 6, Wood Street871 m away | 52 m² | 77 m² | +25 m² +48% | 2026 |
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| 82, Duddon Avenue818 m away | 62 m² | 86 m² | +24 m² +39% | 2025 |
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| 7, Wentworth Avenue572 m away | 134 m² | 158 m² | +24 m² +18% | 2023 |
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| 43, Mariners Close801 m away | 106 m² | 130 m² | +24 m² +23% | 2016 |
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| 12, Penrhos Avenue868 m away | 56 m² | 79 m² | +23 m² +41% | 2023 |
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| 25, Inglewood Close618 m away | 65 m² | 88 m² | +23 m² +35% | 2017 |
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| 410, Fleetwood Road993 m away | 84 m² | 107 m² | +23 m² +27% | 2010 |
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| 30, Burnside Avenue924 m away | 86 m² | 106 m² | +20 m² +23% | 2019 |
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| 6, Shap Court780 m away | 57 m² | 77 m² | +20 m² +35% | 2015 |
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| 19, Bristol Avenue183 m away | 74 m² | 93 m² | +19 m² +26% | 2024 |
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| 424, Fleetwood Road993 m away | 79 m² | 98 m² | +19 m² +24% | 2022 |
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| 314, Broadway425 m away | 83 m² | 102 m² | +19 m² +23% | 2021 |
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| 3, Birkdale Avenue738 m away | 82 m² | 101 m² | +19 m² +23% | 2016 |
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| 27, Hawthorne Avenue962 m away | 87 m² | 106 m² | +19 m² +22% | 2016 |
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| 13a, Brook Street861 m away | 73 m² | 91 m² | +18 m² +25% | 2015 |
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| 378, Fleetwood Road837 m away | 39 m² | 57 m² | +18 m² +46% | 2010 |
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| 56a, Larkholme Parade538 m away | 54 m² | 71 m² | +17 m² +31% | 2019 |
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| 3, Wensley Avenue968 m away | 91 m² | 108 m² | +17 m² +19% | 2015 |
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| 12, South Strand461 m away | 76 m² | 93 m² | +17 m² +22% | 2014 |
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| 15, Bentham Avenue468 m away | 82 m² | 98 m² | +16 m² +20% | 2024 |
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| 44, Buttermere Avenue909 m away | 61 m² | 77 m² | +16 m² +26% | 2022 |
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| 76, Melbourne Avenue589 m away | 93 m² | 109 m² | +16 m² +17% | 2016 |
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| 11, Southgate76 m away | 70 m² | 86 m² | +16 m² +23% | 2013 |
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| 10, Holme Avenue0 m away | 101 m² | 117 m² | +16 m² +16% | 2012 |
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| 17, Lazenby Avenue907 m away | 59 m² | 74 m² | +15 m² +25% | 2025 |
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| 8, Pike Court837 m away | 55 m² | 70 m² | +15 m² +27% | 2023 |
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| 21, Hawthorne Avenue962 m away | 91 m² | 106 m² | +15 m² +16% | 2017 |
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| 11, Fairway541 m away | 65 m² | 80 m² | +15 m² +23% | 2010 |
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