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 8AR
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 |
|---|---|---|---|---|
| 87, Chatsworth Avenue743 m away | 84 m² | 196 m² | +112 m² +133% | 2015 |
| 58, Larkholme Lane119 m away | 79 m² | 180 m² | +101 m² +128% | 2025 |
| 326, Broadway458 m away | 101 m² | 201 m² | +100 m² +99% | 2015 |
| 2, Hornby Avenue539 m away | 93 m² | 181 m² | +88 m² +95% | 2026 |
| 18, Kenilworth Avenue882 m away | 72 m² | 149 m² | +77 m² +107% | 2015 |
| 23, Patterdale Avenue478 m away | 102 m² | 178 m² | +76 m² +75% | 2024 |
| 21, Thirlmere Avenue752 m away | 79 m² | 153 m² | +74 m² +94% | 2015 |
| 34, Southway612 m away | 100 m² | 170 m² | +70 m² +70% | 2022 |
| 18, Rossall Close888 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.
| 99 m² |
| 167 m² |
| +68 m² +69% |
| 2024 |
| 372, Fleetwood Road416 m away | 106 m² | 162 m² | +56 m² +53% | 2016 |
|---|
| 14, Rossall Close888 m away | 95 m² | 150 m² | +55 m² +58% | 2023 |
|---|
| 44, Whinfield Avenue455 m away | 68 m² | 123 m² | +55 m² +81% | 2015 |
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| 25, Calder Avenue902 m away | 73 m² | 128 m² | +55 m² +75% | 2014 |
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| 31, Mariners Close156 m away | 50 m² | 103 m² | +53 m² +106% | 2010 |
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| 19, Ullswater Avenue510 m away | 112 m² | 164 m² | +52 m² +46% | 2023 |
|---|
| 7, Langwood444 m away | 50 m² | 102 m² | +52 m² +104% | 2014 |
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| 44, Broomfield Road903 m away | 68 m² | 116 m² | +48 m² +71% | 2016 |
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| 7, Larkholme Parade334 m away | 104 m² | 150 m² | +46 m² +44% | 2020 |
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| 20, Calder Avenue902 m away | 95 m² | 140 m² | +45 m² +47% | 2016 |
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| 63, Duddon Avenue582 m away | 57 m² | 102 m² | +45 m² +79% | 2014 |
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| 32, Beach Road850 m away | 51 m² | 95 m² | +44 m² +86% | 2023 |
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| 10, Larkholme Parade508 m away | 69 m² | 112 m² | +43 m² +62% | 2024 |
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| 41, Buttermere Avenue900 m away | 66 m² | 108 m² | +42 m² +64% | 2014 |
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| 22, Penrhos Avenue0 m away | 87 m² | 127 m² | +40 m² +46% | 2026 |
|---|
| 16, Melbourne Avenue385 m away | 91 m² | 130 m² | +39 m² +43% | 2015 |
|---|
| 4, Fairfield Court512 m away | 68 m² | 107 m² | +39 m² +57% | 2014 |
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| 5, Inglewood Close866 m away | 66 m² | 104 m² | +38 m² +58% | 2023 |
|---|
| 7, Middleton Avenue573 m away | 93 m² | 131 m² | +38 m² +41% | 2021 |
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| 14, Grange Road820 m away | 100 m² | 138 m² | +38 m² +38% | 2014 |
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| 62, Ullswater Avenue500 m away | 125 m² | 162 m² | +37 m² +30% | 2011 |
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| 73, Larkholme Parade847 m away | 42 m² | 78 m² | +36 m² +86% | 2024 |
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| 50, Penrhos Avenue0 m away | 74 m² | 110 m² | +36 m² +49% | 2015 |
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| 11, Bowland Avenue534 m away | 82 m² | 117 m² | +35 m² +43% | 2016 |
|---|
| 2, Langwood444 m away | 50 m² | 85 m² | +35 m² +70% | 2014 |
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| 83, Witton Avenue286 m away | 88 m² | 122 m² | +34 m² +39% | 2015 |
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| 4, Langwood444 m away | 50 m² | 83 m² | +33 m² +66% | 2014 |
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| 33, Ullswater Avenue510 m away | 109 m² | 142 m² | +33 m² +30% | 2012 |
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| 109, Heathfield Road447 m away | 47 m² | 78 m² | +31 m² +66% | 2024 |
|---|
| 29, Roundway983 m away | 85 m² | 116 m² | +31 m² +36% | 2023 |
|---|
| 8, Langwood444 m away | 50 m² | 81 m² | +31 m² +62% | 2020 |
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| 36, Cambridge Road930 m away | 79 m² | 110 m² | +31 m² +39% | 2018 |
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| 48, Larkholme Lane119 m away | 170 m² | 200 m² | +30 m² +18% | 2024 |
|---|
| 8, Grange Road820 m away | 95 m² | 125 m² | +30 m² +32% | 2016 |
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| 18, Devon Avenue879 m away | 85 m² | 115 m² | +30 m² +35% | 2016 |
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| 25, Larkholme Parade576 m away | 103 m² | 132 m² | +29 m² +28% | 2026 |
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| 428, Fleetwood Road125 m away | 83 m² | 112 m² | +29 m² +35% | 2022 |
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| 74, Whinfield Avenue619 m away | 68 m² | 97 m² | +29 m² +43% | 2015 |
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| 28, The Strand743 m away | 76 m² | 104 m² | +28 m² +37% | 2025 |
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| 8, Bentham Avenue992 m away | 97 m² | 125 m² | +28 m² +29% | 2023 |
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| 59, Buttermere Avenue900 m away | 97 m² | 125 m² | +28 m² +29% | 2021 |
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| 2, Southwood Avenue908 m away | 70 m² | 97 m² | +27 m² +39% | 2024 |
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| 4, Wentworth Avenue980 m away | 119 m² | 146 m² | +27 m² +23% | 2023 |
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| 4, Mariners Close94 m away | 98 m² | 125 m² | +27 m² +28% | 2022 |
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| 39, Lingfield Road565 m away | 70 m² | 97 m² | +27 m² +39% | 2016 |
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| 109, Marine Parade933 m away | 77 m² | 104 m² | +27 m² +35% | 2014 |
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| 26, The Strand743 m away | 90 m² | 116 m² | +26 m² +29% | 2026 |
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| 293, Broadway891 m away | 80 m² | 106 m² | +26 m² +33% | 2021 |
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| 5, Patterdale Avenue478 m away | 105 m² | 131 m² | +26 m² +25% | 2016 |
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| 65, Ullswater Avenue510 m away | 100 m² | 126 m² | +26 m² +26% | 2016 |
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| 1, Allen Close818 m away | 73 m² | 99 m² | +26 m² +36% | 2016 |
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| 6, Wood Street432 m away | 52 m² | 77 m² | +25 m² +48% | 2026 |
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| 17, St John Avenue788 m away | 67 m² | 92 m² | +25 m² +37% | 2023 |
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| 10, Eamont Place718 m away | 75 m² | 100 m² | +25 m² +33% | 2014 |
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| 82, Duddon Avenue582 m away | 62 m² | 86 m² | +24 m² +39% | 2025 |
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| 7, Wentworth Avenue980 m away | 134 m² | 158 m² | +24 m² +18% | 2023 |
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| 5, Langwood444 m away | 50 m² | 74 m² | +24 m² +48% | 2018 |
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| 43, Mariners Close156 m away | 106 m² | 130 m² | +24 m² +23% | 2016 |
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| 49, Westfield Avenue564 m away | 76 m² | 100 m² | +24 m² +32% | 2016 |
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| 67, Broadway825 m away | 96 m² | 120 m² | +24 m² +25% | 2013 |
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| 12, Penrhos Avenue0 m away | 56 m² | 79 m² | +23 m² +41% | 2023 |
|---|
| 25, Inglewood Close866 m away | 65 m² | 88 m² | +23 m² +35% | 2017 |
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| 19, Hazeldene Road606 m away | 97 m² | 120 m² | +23 m² +24% | 2016 |
|---|
| 410, Fleetwood Road125 m away | 84 m² | 107 m² | +23 m² +27% | 2010 |
|---|
| 1, Langwood444 m away | 50 m² | 72 m² | +22 m² +44% | 2021 |
|---|
| 32, Grange Road820 m away | 39 m² | 61 m² | +22 m² +56% | 2013 |
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| 24, Northfleet Avenue450 m away | 101 m² | 122 m² | +21 m² +21% | 2024 |
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| 31, Whinfield Avenue455 m away | 83 m² | 104 m² | +21 m² +25% | 2015 |
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| 354, Radcliffe Road331 m away | 104 m² | 124 m² | +20 m² +19% | 2022 |
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| 11, Lonsdale Crescent905 m away | 68 m² | 88 m² | +20 m² +29% | 2020 |
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| 51, Cambridge Road930 m away | 66 m² | 86 m² | +20 m² +30% | 2019 |
|---|
| 30, Burnside Avenue940 m away | 86 m² | 106 m² | +20 m² +23% | 2019 |
|---|
| 6, Shap Court654 m away | 57 m² | 77 m² | +20 m² +35% | 2015 |
|---|
| 2, Kenilworth Avenue882 m away | 129 m² | 149 m² | +20 m² +16% | 2015 |
|---|
| 6, Langwood444 m away | 50 m² | 70 m² | +20 m² +40% | 2014 |
|---|
| 67a, Broadway825 m away | 70 m² | 90 m² | +20 m² +29% | 2013 |
|---|
| 424, Fleetwood Road125 m away | 79 m² | 98 m² | +19 m² +24% | 2022 |
|---|
| 314, Broadway458 m away | 83 m² | 102 m² | +19 m² +23% | 2021 |
|---|
| 27, Hawthorne Avenue359 m away | 87 m² | 106 m² | +19 m² +22% | 2016 |
|---|
| 28, Southfleet Avenue226 m away | 70 m² | 89 m² | +19 m² +27% | 2015 |
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| 13a, Brook Street370 m away | 73 m² | 91 m² | +18 m² +25% | 2015 |
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| 378, Fleetwood Road229 m away | 39 m² | 57 m² | +18 m² +46% | 2010 |
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| 31, Navena Avenue507 m away | 68 m² | 85 m² | +17 m² +25% | 2024 |
|---|
| 28, Orchard Drive296 m away | 62 m² | 79 m² | +17 m² +27% | 2021 |
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| 56a, Larkholme Parade680 m away | 54 m² | 71 m² | +17 m² +31% | 2019 |
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| 26, Homestead Way204 m away | 79 m² | 96 m² | +17 m² +22% | 2016 |
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| 14, Whinfield Avenue455 m away | 79 m² | 96 m² | +17 m² +22% | 2016 |
|---|
| 69, Chatsworth Avenue743 m away | 91 m² | 108 m² | +17 m² +19% | 2016 |
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| 10, Leven Avenue932 m away | 92 m² | 109 m² | +17 m² +18% | 2016 |
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| 3, Wensley Avenue202 m away | 91 m² | 108 m² | +17 m² +19% | 2015 |
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| 15, Flakefleet Avenue234 m away | 85 m² | 102 m² | +17 m² +20% | 2015 |
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| 55, Westfield Avenue564 m away | 65 m² | 82 m² | +17 m² +26% | 2014 |
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| 12, South Strand843 m away | 76 m² | 93 m² | +17 m² +22% | 2014 |
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| 17, Flakefleet Avenue234 m away | 88 m² | 105 m² | +17 m² +19% | 2013 |
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| 15, Bentham Avenue992 m away | 82 m² | 98 m² | +16 m² +20% | 2024 |
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| 2, Homestead Drive335 m away | 75 m² | 91 m² | +16 m² +21% | 2023 |
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| 44, Buttermere Avenue900 m away | 61 m² | 77 m² | +16 m² +26% | 2022 |
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| 76, Melbourne Avenue385 m away | 93 m² | 109 m² | +16 m² +17% | 2016 |
|---|
| 12, Homestead Way204 m away | 100 m² | 116 m² | +16 m² +16% | 2015 |
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| 1, Troutbeck Avenue648 m away | 79 m² | 95 m² | +16 m² +20% | 2015 |
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| 11, Southgate856 m away | 70 m² | 86 m² | +16 m² +23% | 2013 |
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| 34, Cambridge Road930 m away | 65 m² | 81 m² | +16 m² +25% | 2013 |
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| 10, Holme Avenue868 m away | 101 m² | 117 m² | +16 m² +16% | 2012 |
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| 8, Pike Court804 m away | 55 m² | 70 m² | +15 m² +27% | 2023 |
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| 19, Oxford Road996 m away | 91 m² | 106 m² | +15 m² +16% | 2021 |
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| 21, Hawthorne Avenue359 m away | 91 m² | 106 m² | +15 m² +16% | 2017 |
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| 5, Leyburn Avenue393 m away | 81 m² | 96 m² | +15 m² +19% | 2016 |
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| 44, Heathfield Road682 m away | 94 m² | 109 m² | +15 m² +16% | 2016 |
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