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 7NN
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 Avenue825 m away | 84 m² | 196 m² | +112 m² +133% | 2015 |
| 58, Larkholme Lane724 m away | 79 m² | 180 m² | +101 m² +128% | 2025 |
| 12, Seymour Street947 m away | 72 m² | 164 m² | +92 m² +128% | 2015 |
| 58, Rossall Grange Lane993 m away | 146 m² | 236 m² | +90 m² +62% | 2015 |
| 18, Kenilworth Avenue615 m away | 72 m² | 149 m² | +77 m² +107% | 2015 |
| 372, Fleetwood Road934 m away | 106 m² | 162 m² | +56 m² +53% | 2016 |
| 29, Addison Road920 m away | 63 m² | 119 m² | +56 m² +89% | 2015 |
| 44, Whinfield Avenue158 m away | 68 m² | 123 m² | +55 m² +81% | 2015 |
| 25, Calder Avenue809 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.
| 73 m² |
| 128 m² |
| +55 m² +75% |
| 2014 |
| 31, Mariners Close653 m away | 50 m² | 103 m² | +53 m² +106% | 2010 |
|---|
| 7, Langwood287 m away | 50 m² | 102 m² | +52 m² +104% | 2014 |
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| 68, Addison Road820 m away | 73 m² | 124 m² | +51 m² +70% | 2015 |
|---|
| 44, Broomfield Road301 m away | 68 m² | 116 m² | +48 m² +71% | 2016 |
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| 7, Larkholme Parade871 m away | 104 m² | 150 m² | +46 m² +44% | 2020 |
|---|
| 20, Calder Avenue809 m away | 95 m² | 140 m² | +45 m² +47% | 2016 |
|---|
| 16, Percy Street954 m away | 81 m² | 126 m² | +45 m² +56% | 2015 |
|---|
| 63, Duddon Avenue878 m away | 57 m² | 102 m² | +45 m² +79% | 2014 |
|---|
| 32, Beach Road533 m away | 51 m² | 95 m² | +44 m² +86% | 2023 |
|---|
| 10, Larkholme Parade977 m away | 69 m² | 112 m² | +43 m² +62% | 2024 |
|---|
| 1, Addison Road920 m away | 58 m² | 100 m² | +42 m² +72% | 2016 |
|---|
| 22, Penrhos Avenue606 m away | 87 m² | 127 m² | +40 m² +46% | 2026 |
|---|
| 16, Melbourne Avenue984 m away | 91 m² | 130 m² | +39 m² +43% | 2015 |
|---|
| 4, Fairfield Court127 m away | 68 m² | 107 m² | +39 m² +57% | 2014 |
|---|
| 7, Middleton Avenue963 m away | 93 m² | 131 m² | +38 m² +41% | 2021 |
|---|
| 80, Addison Road730 m away | 65 m² | 103 m² | +38 m² +58% | 2016 |
|---|
| 14, Grange Road615 m away | 100 m² | 138 m² | +38 m² +38% | 2014 |
|---|
| 25, Addison Road920 m away | 65 m² | 102 m² | +37 m² +57% | 2016 |
|---|
| 50, Penrhos Avenue606 m away | 74 m² | 110 m² | +36 m² +49% | 2015 |
|---|
| 146, Addison Road619 m away | 74 m² | 110 m² | +36 m² +49% | 2015 |
|---|
| 2, Langwood287 m away | 50 m² | 85 m² | +35 m² +70% | 2014 |
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| 83, Witton Avenue475 m away | 88 m² | 122 m² | +34 m² +39% | 2015 |
|---|
| 9, Wolsley Road892 m away | 72 m² | 105 m² | +33 m² +46% | 2026 |
|---|
| 53, Addison Road920 m away | 74 m² | 107 m² | +33 m² +45% | 2015 |
|---|
| 4, Langwood287 m away | 50 m² | 83 m² | +33 m² +66% | 2014 |
|---|
| 2, Hollywood Grove879 m away | 95 m² | 128 m² | +33 m² +35% | 2014 |
|---|
| 101, Addison Road730 m away | 34 m² | 66 m² | +32 m² +94% | 2024 |
|---|
| 51, Kingfisher Way683 m away | 118 m² | 150 m² | +32 m² +27% | 2021 |
|---|
| 109, Heathfield Road182 m away | 47 m² | 78 m² | +31 m² +66% | 2024 |
|---|
| 8, Langwood287 m away | 50 m² | 81 m² | +31 m² +62% | 2020 |
|---|
| 36, Cambridge Road423 m away | 79 m² | 110 m² | +31 m² +39% | 2018 |
|---|
| 18, Belmont Road955 m away | 63 m² | 94 m² | +31 m² +49% | 2015 |
|---|
| 48, Larkholme Lane724 m away | 170 m² | 200 m² | +30 m² +18% | 2024 |
|---|
| 10, Gordon Road727 m away | 81 m² | 111 m² | +30 m² +37% | 2017 |
|---|
| 18, Devon Avenue422 m away | 85 m² | 115 m² | +30 m² +35% | 2016 |
|---|
| 8, Grange Road615 m away | 95 m² | 125 m² | +30 m² +32% | 2016 |
|---|
| 6, Wolsley Road892 m away | 79 m² | 108 m² | +29 m² +37% | 2024 |
|---|
| 428, Fleetwood Road492 m away | 83 m² | 112 m² | +29 m² +35% | 2022 |
|---|
| 74, Whinfield Avenue234 m away | 68 m² | 97 m² | +29 m² +43% | 2015 |
|---|
| 69, Manor Road937 m away | 68 m² | 96 m² | +28 m² +41% | 2013 |
|---|
| 2, Southwood Avenue349 m away | 70 m² | 97 m² | +27 m² +39% | 2024 |
|---|
| 4, Mariners Close649 m away | 98 m² | 125 m² | +27 m² +28% | 2022 |
|---|
| 39, Lingfield Road64 m away | 70 m² | 97 m² | +27 m² +39% | 2016 |
|---|
| 66, Radcliffe Road943 m away | 81 m² | 108 m² | +27 m² +33% | 2014 |
|---|
| 40, Waverley Avenue755 m away | 90 m² | 116 m² | +26 m² +29% | 2020 |
|---|
| 180, Poulton Road912 m away | 102 m² | 128 m² | +26 m² +25% | 2017 |
|---|
| 32, Lothian Avenue901 m away | 113 m² | 139 m² | +26 m² +23% | 2016 |
|---|
| 6, Wood Street917 m away | 52 m² | 77 m² | +25 m² +48% | 2026 |
|---|
| 45, Rossall Grange Lane986 m away | 110 m² | 135 m² | +25 m² +23% | 2024 |
|---|
| 17, St John Avenue688 m away | 67 m² | 92 m² | +25 m² +37% | 2023 |
|---|
| 32, Gordon Road727 m away | 71 m² | 96 m² | +25 m² +35% | 2021 |
|---|
| 16, Douglas Place917 m away | 83 m² | 108 m² | +25 m² +30% | 2016 |
|---|
| 10, Eamont Place852 m away | 75 m² | 100 m² | +25 m² +33% | 2014 |
|---|
| 82, Duddon Avenue878 m away | 62 m² | 86 m² | +24 m² +39% | 2025 |
|---|
| 27, Leighton Avenue798 m away | 105 m² | 129 m² | +24 m² +23% | 2021 |
|---|
| 5, Langwood287 m away | 50 m² | 74 m² | +24 m² +48% | 2018 |
|---|
| 49, Westfield Avenue273 m away | 76 m² | 100 m² | +24 m² +32% | 2016 |
|---|
| 43, Mariners Close653 m away | 106 m² | 130 m² | +24 m² +23% | 2016 |
|---|
| 61, Belmont Road955 m away | 75 m² | 99 m² | +24 m² +32% | 2016 |
|---|
| 310, Poulton Road806 m away | 80 m² | 104 m² | +24 m² +30% | 2014 |
|---|
| 67, Broadway446 m away | 96 m² | 120 m² | +24 m² +25% | 2013 |
|---|
| 12, Penrhos Avenue606 m away | 56 m² | 79 m² | +23 m² +41% | 2023 |
|---|
| 19, Hazeldene Road0 m away | 97 m² | 120 m² | +23 m² +24% | 2016 |
|---|
| 7, Gordon Road727 m away | 78 m² | 101 m² | +23 m² +29% | 2014 |
|---|
| 410, Fleetwood Road492 m away | 84 m² | 107 m² | +23 m² +27% | 2010 |
|---|
| 91, Highbury Avenue502 m away | 65 m² | 87 m² | +22 m² +34% | 2025 |
|---|
| 1, Langwood287 m away | 50 m² | 72 m² | +22 m² +44% | 2021 |
|---|
| 10, Belmont Road955 m away | 65 m² | 87 m² | +22 m² +34% | 2016 |
|---|
| 32, Grange Road615 m away | 39 m² | 61 m² | +22 m² +56% | 2013 |
|---|
| 24, Northfleet Avenue208 m away | 101 m² | 122 m² | +21 m² +21% | 2024 |
|---|
| 56, Grange Road920 m away | 61 m² | 82 m² | +21 m² +34% | 2020 |
|---|
| 31, Whinfield Avenue158 m away | 83 m² | 104 m² | +21 m² +25% | 2015 |
|---|
| 31, Kingfisher Way683 m away | 79 m² | 99 m² | +20 m² +25% | 2024 |
|---|
| 354, Radcliffe Road361 m away | 104 m² | 124 m² | +20 m² +19% | 2022 |
|---|
| 11, Lonsdale Crescent540 m away | 68 m² | 88 m² | +20 m² +29% | 2020 |
|---|
| 51, Cambridge Road423 m away | 66 m² | 86 m² | +20 m² +30% | 2019 |
|---|
| 2, Kenilworth Avenue615 m away | 129 m² | 149 m² | +20 m² +16% | 2015 |
|---|
| 1, York Avenue765 m away | 125 m² | 145 m² | +20 m² +16% | 2015 |
|---|
| 6, Shap Court972 m away | 57 m² | 77 m² | +20 m² +35% | 2015 |
|---|
| 6, Langwood287 m away | 50 m² | 70 m² | +20 m² +40% | 2014 |
|---|
| 67a, Broadway446 m away | 70 m² | 90 m² | +20 m² +29% | 2013 |
|---|
| 424, Fleetwood Road492 m away | 79 m² | 98 m² | +19 m² +24% | 2022 |
|---|
| 27, Hawthorne Avenue782 m away | 87 m² | 106 m² | +19 m² +22% | 2016 |
|---|
| 28, Southfleet Avenue552 m away | 70 m² | 89 m² | +19 m² +27% | 2015 |
|---|
| 157, Poulton Road961 m away | 76 m² | 94 m² | +18 m² +24% | 2023 |
|---|
| 126, Addison Road619 m away | 63 m² | 81 m² | +18 m² +29% | 2016 |
|---|
| 4, Kingfisher Way683 m away | 65 m² | 83 m² | +18 m² +28% | 2016 |
|---|
| 13a, Brook Street865 m away | 73 m² | 91 m² | +18 m² +25% | 2015 |
|---|
| 378, Fleetwood Road760 m away | 39 m² | 57 m² | +18 m² +46% | 2010 |
|---|
| 31, Navena Avenue576 m away | 68 m² | 85 m² | +17 m² +25% | 2024 |
|---|
| 20, Kingfisher Way683 m away | 99 m² | 116 m² | +17 m² +17% | 2024 |
|---|
| 28, Orchard Drive338 m away | 62 m² | 79 m² | +17 m² +27% | 2021 |
|---|
| 110, Addison Road730 m away | 67 m² | 84 m² | +17 m² +25% | 2021 |
|---|
| Flat 27, Wyredale Court, Harrow Avenue755 m away | 52 m² | 69 m² | +17 m² +33% | 2021 |
|---|
| 14, Whinfield Avenue158 m away | 79 m² | 96 m² | +17 m² +22% | 2016 |
|---|
| 26, Homestead Way405 m away | 79 m² | 96 m² | +17 m² +22% | 2016 |
|---|
| 69, Chatsworth Avenue825 m away | 91 m² | 108 m² | +17 m² +19% | 2016 |
|---|
| 10, Leven Avenue866 m away | 92 m² | 109 m² | +17 m² +18% | 2016 |
|---|
| 22, Belmont Road955 m away | 72 m² | 89 m² | +17 m² +24% | 2016 |
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| 49, Belmont Road955 m away | 85 m² | 102 m² | +17 m² +20% | 2016 |
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| 15, Flakefleet Avenue447 m away | 85 m² | 102 m² | +17 m² +20% | 2015 |
|---|
| 3, Wensley Avenue489 m away | 91 m² | 108 m² | +17 m² +19% | 2015 |
|---|
| 55, Westfield Avenue273 m away | 65 m² | 82 m² | +17 m² +26% | 2014 |
|---|
| 17, Flakefleet Avenue447 m away | 88 m² | 105 m² | +17 m² +19% | 2013 |
|---|
| 2, Homestead Drive277 m away | 75 m² | 91 m² | +16 m² +21% | 2023 |
|---|
| 12, Kingfisher Way683 m away | 99 m² | 115 m² | +16 m² +16% | 2022 |
|---|
| 41, Belmont Road955 m away | 74 m² | 90 m² | +16 m² +22% | 2016 |
|---|
| 76, Melbourne Avenue984 m away | 93 m² | 109 m² | +16 m² +17% | 2016 |
|---|
| 12, Homestead Way405 m away | 100 m² | 116 m² | +16 m² +16% | 2015 |
|---|
| 1, Troutbeck Avenue662 m away | 79 m² | 95 m² | +16 m² +20% | 2015 |
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| 34, Cambridge Road423 m away | 65 m² | 81 m² | +16 m² +25% | 2013 |
|---|
| 19, Oxford Road419 m away | 91 m² | 106 m² | +15 m² +16% | 2021 |
|---|
| 21, Hawthorne Avenue782 m away | 91 m² | 106 m² | +15 m² +16% | 2017 |
|---|
| 44, Heathfield Road190 m away | 94 m² | 109 m² | +15 m² +16% | 2016 |
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| 5, Leyburn Avenue405 m away | 81 m² | 96 m² | +15 m² +19% | 2016 |
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| 71, Park Avenue722 m away | 67 m² | 82 m² | +15 m² +22% | 2014 |
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| 3, Gordon Road727 m away | 71 m² | 86 m² | +15 m² +21% | 2014 |
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| 3, Kingfisher Way683 m away | 91 m² | 106 m² | +15 m² +16% | 2012 |
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