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 TW7 5NA
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 |
|---|---|---|---|---|
| 48, Albury Avenue213 m away | 92 m² | 212 m² | +120 m² +130% | 2025 |
| 26, Harewood Road466 m away | 95 m² | 209 m² | +114 m² +120% | 2022 |
| 409, London Road844 m away | 93 m² | 196 m² | +103 m² +111% | 2026 |
| 25, Harewood Road466 m away | 91 m² | 189 m² | +98 m² +108% | 2020 |
| 849, Great West Road164 m away | 120 m² | 214 m² | +94 m² +78% | 2022 |
| 16, Sloane Court, 28, The Grove899 m away | 124 m² | 218 m² | +94 m² +76% | 2020 |
| 12, Harewood Road466 m away | 101 m² | 192 m² | +91 m² +90% | 2018 |
| 802, Great West Road0 m away | 97 m² | 186 m² | +89 m² +92% | 2018 |
| 45, Wood Lane526 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.
| 112 m² |
| 200 m² |
| +88 m² +79% |
| 2013 |
| 16, St Marys Crescent778 m away | 269 m² | 354 m² | +85 m² +32% | 2026 |
|---|
| 12, Parkwood Road537 m away | 92 m² | 176 m² | +84 m² +91% | 2024 |
|---|
| 51, Wood Lane318 m away | 119 m² | 202 m² | +83 m² +70% | 2017 |
|---|
| 108, Ridgeway Road579 m away | 124 m² | 205 m² | +81 m² +65% | 2021 |
|---|
| 57, Harewood Road278 m away | 111 m² | 188 m² | +77 m² +69% | 2026 |
|---|
| 6, St Marys Crescent778 m away | 140 m² | 216 m² | +76 m² +54% | 2020 |
|---|
| 54, Almond Grove884 m away | 58 m² | 133 m² | +75 m² +129% | 2019 |
|---|
| 808, Great West Road0 m away | 100 m² | 172 m² | +72 m² +72% | 2022 |
|---|
| 89, College Road465 m away | 94 m² | 166 m² | +72 m² +77% | 2022 |
|---|
| 295, Jersey Road661 m away | 131 m² | 202 m² | +71 m² +54% | 2024 |
|---|
| 101, College Road465 m away | 64 m² | 134 m² | +70 m² +109% | 2022 |
|---|
| 327, Jersey Road691 m away | 128 m² | 197 m² | +69 m² +54% | 2025 |
|---|
| 16, Campion Road435 m away | 121 m² | 187 m² | +66 m² +55% | 2026 |
|---|
| 20, Roxborough Avenue389 m away | 140 m² | 204 m² | +64 m² +46% | 2015 |
|---|
| 6, Syon Lane891 m away | 83 m² | 145 m² | +62 m² +75% | 2018 |
|---|
| 76, Wood Lane419 m away | 92 m² | 154 m² | +62 m² +67% | 2016 |
|---|
| 8, Stags Way210 m away | 44 m² | 106 m² | +62 m² +141% | 2011 |
|---|
| 9, Parkwood Road454 m away | 98 m² | 159 m² | +61 m² +62% | 2026 |
|---|
| 104, Syon Lane177 m away | 48 m² | 109 m² | +61 m² +127% | 2019 |
|---|
| 59, Amhurst Gardens942 m away | 81 m² | 141 m² | +60 m² +74% | 2019 |
|---|
| 19, Teesdale Avenue867 m away | 77 m² | 135 m² | +58 m² +75% | 2023 |
|---|
| 33, Syon Park Gardens126 m away | 88 m² | 146 m² | +58 m² +66% | 2020 |
|---|
| 50, The Grove905 m away | 92 m² | 149 m² | +57 m² +62% | 2020 |
|---|
| 14, Wood Lane578 m away | 90 m² | 145 m² | +55 m² +61% | 2026 |
|---|
| 29, Harewood Road466 m away | 113 m² | 165 m² | +52 m² +46% | 2024 |
|---|
| 287, London Road813 m away | 80 m² | 132 m² | +52 m² +65% | 2019 |
|---|
| 37, Syon Lane908 m away | 91 m² | 142 m² | +51 m² +56% | 2021 |
|---|
| 7, Borough Road361 m away | 130 m² | 181 m² | +51 m² +39% | 2016 |
|---|
| 41, Wood Lane526 m away | 112 m² | 162 m² | +50 m² +45% | 2026 |
|---|
| 26, Amhurst Gardens966 m away | 84 m² | 134 m² | +50 m² +60% | 2024 |
|---|
| 25, Teesdale Avenue867 m away | 76 m² | 126 m² | +50 m² +66% | 2014 |
|---|
| 421, London Road844 m away | 78 m² | 127 m² | +49 m² +63% | 2024 |
|---|
| 79, Harewood Road278 m away | 121 m² | 169 m² | +48 m² +40% | 2024 |
|---|
| 4, Teesdale Avenue867 m away | 75 m² | 123 m² | +48 m² +64% | 2022 |
|---|
| 23, College Road729 m away | 149 m² | 197 m² | +48 m² +32% | 2019 |
|---|
| 19, Albury Avenue245 m away | 112 m² | 160 m² | +48 m² +43% | 2014 |
|---|
| 54, Syon Lane271 m away | 115 m² | 162 m² | +47 m² +41% | 2025 |
|---|
| 66, Hartham Road677 m away | 83 m² | 130 m² | +47 m² +57% | 2020 |
|---|
| 33, Borough Road508 m away | 96 m² | 142 m² | +46 m² +48% | 2023 |
|---|
| 28, Lingwood Gardens578 m away | 131 m² | 177 m² | +46 m² +35% | 2017 |
|---|
| 18, Campion Road435 m away | 93 m² | 139 m² | +46 m² +49% | 2012 |
|---|
| 1, Almond Grove842 m away | 71 m² | 116 m² | +45 m² +63% | 2026 |
|---|
| 36, Cherry Crescent803 m away | 81 m² | 126 m² | +45 m² +56% | 2024 |
|---|
| 40a, Syon Lane271 m away | 66 m² | 111 m² | +45 m² +68% | 2021 |
|---|
| Prospect House, 191 - 199, London Road968 m away | 69 m² | 114 m² | +45 m² +65% | 2015 |
|---|
| 70, Syon Park Gardens118 m away | 101 m² | 146 m² | +45 m² +45% | 2012 |
|---|
| 42, Albury Avenue213 m away | 131 m² | 175 m² | +44 m² +34% | 2024 |
|---|
| 7, Parkwood Road454 m away | 130 m² | 174 m² | +44 m² +34% | 2022 |
|---|
| 1, Fairacre912 m away | 81 m² | 125 m² | +44 m² +54% | 2014 |
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| 34, Almond Grove884 m away | 72 m² | 115 m² | +43 m² +60% | 2022 |
|---|
| 369, London Road777 m away | 87 m² | 128 m² | +41 m² +47% | 2022 |
|---|
| 143, Thornbury Road954 m away | 111 m² | 152 m² | +41 m² +37% | 2021 |
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| 47, Syon Park Gardens126 m away | 111 m² | 151 m² | +40 m² +36% | 2026 |
|---|
| 57, Oaklands Avenue355 m away | 103 m² | 143 m² | +40 m² +39% | 2020 |
|---|
| 5, Borough Road361 m away | 114 m² | 154 m² | +40 m² +35% | 2019 |
|---|
| 18, Linkfield Road981 m away | 59 m² | 98 m² | +39 m² +66% | 2026 |
|---|
| 22, Aplin Way819 m away | 47 m² | 86 m² | +39 m² +83% | 2018 |
|---|
| 23, Langtry Court, Lanadron Close921 m away | 43 m² | 81 m² | +38 m² +88% | 2021 |
|---|
| 40, Amhurst Gardens966 m away | 96 m² | 133 m² | +37 m² +39% | 2025 |
|---|
| 868, Great West Road257 m away | 106 m² | 143 m² | +37 m² +35% | 2022 |
|---|
| 153, Twickenham Road993 m away | 99 m² | 135 m² | +36 m² +36% | 2025 |
|---|
| 45, Amhurst Gardens942 m away | 93 m² | 129 m² | +36 m² +39% | 2021 |
|---|
| 269, Jersey Road754 m away | 94 m² | 128 m² | +34 m² +36% | 2023 |
|---|
| 489b, London Road949 m away | 42 m² | 76 m² | +34 m² +81% | 2021 |
|---|
| 16, Hexham Gardens486 m away | 51 m² | 84 m² | +33 m² +65% | 2022 |
|---|
| Vine Lodge, Church Road863 m away | 130 m² | 163 m² | +33 m² +25% | 2022 |
|---|
| 147, Hartham Road661 m away | 76 m² | 109 m² | +33 m² +43% | 2021 |
|---|
| 21, Parkwood Road454 m away | 113 m² | 145 m² | +32 m² +28% | 2024 |
|---|
| 29, Rothbury Gardens514 m away | 62 m² | 94 m² | +32 m² +52% | 2024 |
|---|
| 62, Amhurst Gardens966 m away | 84 m² | 116 m² | +32 m² +38% | 2024 |
|---|
| 4, Teesdale Gardens861 m away | 94 m² | 126 m² | +32 m² +34% | 2023 |
|---|
| 40, Syon Park Gardens68 m away | 96 m² | 128 m² | +32 m² +33% | 2022 |
|---|
| 99, Hartham Road593 m away | 80 m² | 112 m² | +32 m² +40% | 2019 |
|---|
| 134, Hartham Road677 m away | 88 m² | 120 m² | +32 m² +36% | 2017 |
|---|
| 64, Amhurst Gardens966 m away | 52 m² | 84 m² | +32 m² +62% | 2015 |
|---|
| 15, Cherry Crescent803 m away | 71 m² | 102 m² | +31 m² +44% | 2026 |
|---|
| 24, Oaklands Avenue457 m away | 109 m² | 140 m² | +31 m² +28% | 2015 |
|---|
| 27, Teesdale Gardens861 m away | 126 m² | 156 m² | +30 m² +24% | 2025 |
|---|
| 66, Linkfield Road981 m away | 55 m² | 85 m² | +30 m² +55% | 2022 |
|---|
| 343, Jersey Road691 m away | 115 m² | 145 m² | +30 m² +26% | 2020 |
|---|
| 79, The Grove806 m away | 116 m² | 145 m² | +29 m² +25% | 2026 |
|---|
| 6, Teesdale Gardens861 m away | 91 m² | 120 m² | +29 m² +32% | 2026 |
|---|
| 149, Hartham Road661 m away | 83 m² | 112 m² | +29 m² +35% | 2020 |
|---|
| 271, Jersey Road754 m away | 103 m² | 132 m² | +29 m² +28% | 2018 |
|---|
| 173a, Thornbury Road979 m away | 61 m² | 89 m² | +28 m² +46% | 2025 |
|---|
| 72, Syon Lane271 m away | 94 m² | 122 m² | +28 m² +30% | 2023 |
|---|
| 124, Wood Lane302 m away | 109 m² | 137 m² | +28 m² +26% | 2022 |
|---|
| 2, Maple Grove927 m away | 66 m² | 94 m² | +28 m² +42% | 2022 |
|---|
| 24, Deepwell Close679 m away | 78 m² | 106 m² | +28 m² +36% | 2021 |
|---|
| 93, Hartham Road593 m away | 85 m² | 112 m² | +27 m² +32% | 2026 |
|---|
| 9, Oaklands Avenue457 m away | 102 m² | 129 m² | +27 m² +26% | 2025 |
|---|
| 4, Aplin Way819 m away | 122 m² | 149 m² | +27 m² +22% | 2022 |
|---|
| 94, Cherry Crescent803 m away | 67 m² | 94 m² | +27 m² +40% | 2015 |
|---|
| 1, Braybourne Drive221 m away | 99 m² | 125 m² | +26 m² +26% | 2018 |
|---|
| 45, Syon Park Gardens126 m away | 113 m² | 139 m² | +26 m² +23% | 2016 |
|---|
| 70, Hartham Road677 m away | 85 m² | 110 m² | +25 m² +29% | 2024 |
|---|
| 20, Teesdale Gardens861 m away | 86 m² | 111 m² | +25 m² +29% | 2022 |
|---|
| 73, Amhurst Gardens942 m away | 88 m² | 113 m² | +25 m² +28% | 2017 |
|---|
| 815, Great West Road114 m away | 124 m² | 148 m² | +24 m² +19% | 2026 |
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| 8, Primrose Place951 m away | 115 m² | 139 m² | +24 m² +21% | 2023 |
|---|
| 49, Amhurst Gardens942 m away | 79 m² | 103 m² | +24 m² +30% | 2020 |
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| 13, Teesdale Avenue867 m away | 74 m² | 98 m² | +24 m² +32% | 2013 |
|---|
| 100, Syon Lane271 m away | 135 m² | 158 m² | +23 m² +17% | 2026 |
|---|
| 35, Borough Road508 m away | 120 m² | 143 m² | +23 m² +19% | 2026 |
|---|
| Sebring House, Frazer Nash Close752 m away | 50 m² | 73 m² | +23 m² +46% | 2017 |
|---|
| 83, College Road465 m away | 142 m² | 164 m² | +22 m² +15% | 2026 |
|---|
| 24, Hartham Road635 m away | 58 m² | 80 m² | +22 m² +38% | 2022 |
|---|
| 13, Hartham Road645 m away | 96 m² | 118 m² | +22 m² +23% | 2022 |
|---|
| 657, Great West Road849 m away | 114 m² | 135 m² | +21 m² +18% | 2026 |
|---|
| 77, Otterburn Gardens428 m away | 62 m² | 83 m² | +21 m² +34% | 2025 |
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| 71, Otterburn Gardens428 m away | 62 m² | 83 m² | +21 m² +34% | 2025 |
|---|
| 40, College Road555 m away | 87 m² | 108 m² | +21 m² +24% | 2021 |
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| 352, London Road726 m away | 43 m² | 64 m² | +21 m² +49% | 2020 |
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| 139, Hartham Road661 m away | 91 m² | 111 m² | +20 m² +22% | 2025 |
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| 2a, Avenue Road844 m away | 119 m² | 139 m² | +20 m² +17% | 2024 |
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| 145a, Thornbury Road954 m away | 59 m² | 79 m² | +20 m² +34% | 2024 |
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| 39, Warkworth Gardens455 m away | 39 m² | 59 m² | +20 m² +51% | 2022 |
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| 341, Jersey Road691 m away | 122 m² | 142 m² | +20 m² +16% | 2022 |
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| 43, Borough Road508 m away | 103 m² | 122 m² | +19 m² +18% | 2026 |
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| Flat 7, 54, The Grove905 m away | 40 m² | 59 m² | +19 m² +48% | 2025 |
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| 13, Marlborough Road775 m away | 57 m² | 76 m² | +19 m² +33% | 2024 |
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| 3, Warkworth Gardens355 m away | 62 m² | 81 m² | +19 m² +31% | 2023 |
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| 14a, Avenue Road844 m away | 43 m² | 62 m² | +19 m² +44% | 2023 |
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| 31, Stags Way210 m away | 47 m² | 66 m² | +19 m² +40% | 2022 |
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| 6, Linkfield Road981 m away | 52 m² | 70 m² | +18 m² +35% | 2024 |
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| Flat 6, Wyndham Lodge, 24, The Grove942 m away | 35 m² | 53 m² | +18 m² +51% | 2016 |
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| 14, Alton Close902 m away | 108 m² | 125 m² | +17 m² +16% | 2022 |
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| 12, Primrose Place951 m away | 105 m² | 121 m² | +16 m² +15% | 2022 |
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| Flat 62, Lancaster House, Borough Road383 m away | 49 m² | 65 m² | +16 m² +33% | 2021 |
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| 92, Wood Lane419 m away | 105 m² | 121 m² | +16 m² +15% | 2017 |
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| 27, Primrose Place951 m away | 96 m² | 112 m² | +16 m² +17% | 2008 |
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| 14, Warkworth Gardens355 m away | 59 m² | 74 m² | +15 m² +25% | 2023 |
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| 25, Syon Lane908 m away | 70 m² | 85 m² | +15 m² +21% | 2022 |
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| Flat 9, Wyndham Lodge, 24, The Grove942 m away | 45 m² | 60 m² | +15 m² +33% | 2016 |
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| 76, Roxborough Avenue162 m away | 99 m² | 114 m² | +15 m² +15% | 2013 |
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| 29, Otterburn Gardens303 m away | 45 m² | 60 m² | +15 m² +33% | 2013 |
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