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 1JU
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 Road302 m away | 178 m² | 365 m² | +187 m² +105% | 2013 |
| 19, Atherton Street339 m away | 244 m² | 424 m² | +180 m² +74% | 2016 |
| 29, Mount Road672 m away | 122 m² | 233 m² | +111 m² +91% | 2012 |
| 92, Vaughan Road437 m away | 87 m² | 187 m² | +100 m² +115% | 2020 |
| 120, The Cliff915 m away | 186 m² | 270 m² | +84 m² +45% | 2009 |
| Flat 2, 18, St James Road138 m away | 56 m² | 130 m² | +74 m² +132% | 2021 |
| 144, Seabank Road533 m away | 132 m² | 203 m² | +71 m² +54% | 2019 |
| 23, Hertford Drive988 m away | 173 m² | 244 m² | +71 m² +41% | 2014 |
| Flat 1, 18, St James Road138 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.
| 60 m² |
| 130 m² |
| +70 m² +117% |
| 2021 |
| 8e, North Drive908 m away | 63 m² | 132 m² | +69 m² +110% | 2016 |
|---|
| 1, Pengwern Terrace833 m away | 146 m² | 214 m² | +68 m² +47% | 2025 |
|---|
| 33c, Sandrock Road631 m away | 49 m² | 115 m² | +66 m² +135% | 2015 |
|---|
| 11, Prescot Street633 m away | 153 m² | 216 m² | +63 m² +41% | 2020 |
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| 6, Vale Drive426 m away | 98 m² | 161 m² | +63 m² +64% | 2015 |
|---|
| 2, Halsbury Road904 m away | 73 m² | 135 m² | +62 m² +85% | 2024 |
|---|
| Flat 5, Elm Mount, 86, Penkett Road847 m away | 53 m² | 113 m² | +60 m² +113% | 2019 |
|---|
| 7, Cavendish Road369 m away | 108 m² | 167 m² | +59 m² +55% | 2010 |
|---|
| 287, Seabank Road367 m away | 189 m² | 247 m² | +58 m² +31% | 2026 |
|---|
| 60, Warren Drive977 m away | 277 m² | 335 m² | +58 m² +21% | 2010 |
|---|
| 12, St Georges Park300 m away | 91 m² | 147 m² | +56 m² +62% | 2018 |
|---|
| 169, Victoria Road229 m away | 39 m² | 95 m² | +56 m² +144% | 2014 |
|---|
| Flat 17, Marine Park Mansions, Wellington Road388 m away | 97 m² | 152 m² | +55 m² +57% | 2026 |
|---|
| 25, North Drive908 m away | 98 m² | 152 m² | +54 m² +55% | 2013 |
|---|
| 17, Gorsehill Road508 m away | 162 m² | 213 m² | +51 m² +31% | 2026 |
|---|
| 11, Atherton Street339 m away | 81 m² | 132 m² | +51 m² +63% | 2009 |
|---|
| 31, Richmond Street328 m away | 47 m² | 97 m² | +50 m² +106% | 2026 |
|---|
| 7, Ennerdale Road900 m away | 58 m² | 108 m² | +50 m² +86% | 2013 |
|---|
| 7, New Tower Court265 m away | 85 m² | 134 m² | +49 m² +58% | 2022 |
|---|
| 6, North Drive908 m away | 211 m² | 260 m² | +49 m² +23% | 2022 |
|---|
| 21, Grosvenor Drive179 m away | 95 m² | 143 m² | +48 m² +51% | 2017 |
|---|
| 68, Sandridge Road419 m away | 85 m² | 133 m² | +48 m² +56% | 2014 |
|---|
| 41, Meadow Street689 m away | 64 m² | 110 m² | +46 m² +72% | 2020 |
|---|
| 6a, Marine Terrace918 m away | 161 m² | 205 m² | +44 m² +27% | 2022 |
|---|
| 5, Compass Court, North Drive908 m away | 36 m² | 80 m² | +44 m² +122% | 2010 |
|---|
| 26, Magazine Lane465 m away | 53 m² | 96 m² | +43 m² +81% | 2023 |
|---|
| 5, Sheen Road804 m away | 86 m² | 128 m² | +42 m² +49% | 2026 |
|---|
| 4, Compass Court, North Drive908 m away | 49 m² | 90 m² | +41 m² +84% | 2022 |
|---|
| Flat 3, The Brents, 201, Victoria Road436 m away | 34 m² | 74 m² | +40 m² +118% | 2023 |
|---|
| 185, Victoria Road436 m away | 113 m² | 152 m² | +39 m² +35% | 2016 |
|---|
| 28, Sandrock Road631 m away | 175 m² | 214 m² | +39 m² +22% | 2016 |
|---|
| 4, Windsor Street321 m away | 108 m² | 146 m² | +38 m² +35% | 2025 |
|---|
| 12, Melbourne Street748 m away | 136 m² | 174 m² | +38 m² +28% | 2014 |
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| 42, Earlston Road811 m away | 90 m² | 128 m² | +38 m² +42% | 2014 |
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| 12, Holland Road853 m away | 202 m² | 239 m² | +37 m² +18% | 2019 |
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| 19, Windsor Street312 m away | 94 m² | 130 m² | +36 m² +38% | 2013 |
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| 14, Elleray Park Road898 m away | 148 m² | 182 m² | +34 m² +23% | 2015 |
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| 187, Victoria Road436 m away | 85 m² | 118 m² | +33 m² +39% | 2023 |
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| 47a, Glen Park Road788 m away | 83 m² | 116 m² | +33 m² +40% | 2022 |
|---|
| 146a, Seabank Road533 m away | 46 m² | 79 m² | +33 m² +72% | 2020 |
|---|
| 22, Sutton Road446 m away | 81 m² | 113 m² | +32 m² +40% | 2024 |
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| Flat 23, Warrenhurst, Montpellier Crescent630 m away | 81 m² | 113 m² | +32 m² +40% | 2013 |
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| 62, Marine Promenade430 m away | 62 m² | 94 m² | +32 m² +52% | 2010 |
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| 9, Oarside Drive966 m away | 132 m² | 163 m² | +31 m² +23% | 2026 |
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| 142, Rake Lane945 m away | 146 m² | 176 m² | +30 m² +21% | 2026 |
|---|
| 1, Lichfield Street586 m away | 60 m² | 90 m² | +30 m² +50% | 2019 |
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| 16, Hale Road910 m away | 162 m² | 192 m² | +30 m² +19% | 2018 |
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| 148, Rake Lane945 m away | 146 m² | 176 m² | +30 m² +21% | 2016 |
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| 24, Windsor Street321 m away | 64 m² | 93 m² | +29 m² +45% | 2025 |
|---|
| 9, Ellesmere Grove757 m away | 120 m² | 149 m² | +29 m² +24% | 2018 |
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| 4, Linden Grove771 m away | 96 m² | 125 m² | +29 m² +30% | 2017 |
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| 33a, Sandrock Road631 m away | 72 m² | 101 m² | +29 m² +40% | 2014 |
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| 3, Ennerdale Court, North Drive908 m away | 58 m² | 87 m² | +29 m² +50% | 2013 |
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| 17a, Atherton Street339 m away | 67 m² | 95 m² | +28 m² +42% | 2023 |
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| Flat 4, Ocean View, 1a, Hamilton Road500 m away | 48 m² | 76 m² | +28 m² +58% | 2020 |
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| 41, Rowson Street185 m away | 53 m² | 81 m² | +28 m² +53% | 2011 |
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| 6, Magazine Lane465 m away | 43 m² | 70 m² | +27 m² +63% | 2010 |
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| 22, Oarside Drive966 m away | 122 m² | 148 m² | +26 m² +21% | 2015 |
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| 2b, Salisbury Road482 m away | 98 m² | 124 m² | +26 m² +27% | 2014 |
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| 151, Mount Road782 m away | 158 m² | 184 m² | +26 m² +16% | 2011 |
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| Flat 8, 80 - 82, Egerton Street291 m away | 45 m² | 70 m² | +25 m² +56% | 2026 |
|---|
| 53, Tollemache Street387 m away | 59 m² | 84 m² | +25 m² +42% | 2016 |
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| 8a, North Drive908 m away | 69 m² | 94 m² | +25 m² +36% | 2014 |
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| 30, Waterloo Road348 m away | 73 m² | 97 m² | +24 m² +33% | 2023 |
|---|
| 5, Sandringham Drive393 m away | 71 m² | 95 m² | +24 m² +34% | 2023 |
|---|
| 2, Sefton Road447 m away | 92 m² | 116 m² | +24 m² +26% | 2019 |
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| 245a, Rake Lane528 m away | 110 m² | 133 m² | +23 m² +21% | 2024 |
|---|
| 39, Hertford Drive988 m away | 146 m² | 169 m² | +23 m² +16% | 2017 |
|---|
| 5a, St James Road149 m away | 121 m² | 144 m² | +23 m² +19% | 2015 |
|---|
| 1, New Tower Court265 m away | 66 m² | 89 m² | +23 m² +35% | 2015 |
|---|
| 2, Beckenham Road368 m away | 52 m² | 75 m² | +23 m² +44% | 2013 |
|---|
| 206, Seabank Road166 m away | 40 m² | 63 m² | +23 m² +57% | 2011 |
|---|
| 109, Egerton Street355 m away | 76 m² | 98 m² | +22 m² +29% | 2014 |
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| Flat 15b, The Chelsea, Tower Promenade466 m away | 82 m² | 104 m² | +22 m² +27% | 2012 |
|---|
| 8d, North Drive908 m away | 89 m² | 110 m² | +21 m² +24% | 2016 |
|---|
| 109, Albion Street736 m away | 109 m² | 130 m² | +21 m² +19% | 2015 |
|---|
| Flat 4, 92, Seabank Road918 m away | 60 m² | 80 m² | +20 m² +33% | 2024 |
|---|
| 157, Rake Lane983 m away | 123 m² | 143 m² | +20 m² +16% | 2020 |
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| 197, Seabank Road686 m away | 54 m² | 74 m² | +20 m² +37% | 2016 |
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| Flat 4, 28, Wellington Road568 m away | 93 m² | 113 m² | +20 m² +22% | 2013 |
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| Flat 1, 72, Egerton Street291 m away | 50 m² | 69 m² | +19 m² +38% | 2024 |
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| 71, The Cliff915 m away | 65 m² | 84 m² | +19 m² +29% | 2024 |
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| 23, Osborne Grove776 m away | 73 m² | 92 m² | +19 m² +26% | 2021 |
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| 2, Belmont Road346 m away | 102 m² | 121 m² | +19 m² +19% | 2016 |
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| 42, Waterloo Road348 m away | 44 m² | 63 m² | +19 m² +43% | 2009 |
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| 3, Kirkland Road476 m away | 111 m² | 129 m² | +18 m² +16% | 2026 |
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| 12, The Cliff950 m away | 59 m² | 77 m² | +18 m² +31% | 2025 |
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| 33, Sutton Road446 m away | 90 m² | 108 m² | +18 m² +20% | 2014 |
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| 5, Brackenhurst Drive698 m away | 90 m² | 107 m² | +17 m² +19% | 2021 |
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| 39, Richmond Street328 m away | 72 m² | 88 m² | +16 m² +22% | 2021 |
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| 23, Meadow Street689 m away | 94 m² | 110 m² | +16 m² +17% | 2015 |
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| 2, Gordon Road360 m away | 103 m² | 119 m² | +16 m² +16% | 2012 |
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| 233a, Rake Lane528 m away | 81 m² | 96 m² | +15 m² +19% | 2026 |
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| 108, Magazine Lane544 m away | 56 m² | 71 m² | +15 m² +27% | 2020 |
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| 96, The Cliff915 m away | 79 m² | 94 m² | +15 m² +19% | 2019 |
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| 110, Victoria Road230 m away | 32 m² | 47 m² | +15 m² +47% | 2018 |
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| 13, The Cliff950 m away | 86 m² | 101 m² | +15 m² +17% | 2016 |
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| 8, Duke Street0 m away | 88 m² | 103 m² | +15 m² +17% | 2015 |
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