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 B44 9SB
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 |
|---|---|---|---|---|
| 110, Oscott School Lane870 m away | 82 m² | 189 m² | +107 m² +130% | 2020 |
| 21, Delhurst Road758 m away | 72 m² | 151 m² | +79 m² +110% | 2016 |
| 122, Delhurst Road911 m away | 80 m² | 157 m² | +77 m² +96% | 2015 |
| 58, Plumstead Road890 m away | 48 m² | 113 m² | +65 m² +135% | 2015 |
| 1, Marshall Grove830 m away | 78 m² | 132 m² | +54 m² +69% | 2022 |
| 7, Corbridge Avenue248 m away | 57 m² | 108 m² | +51 m² +89% | 2014 |
| 14, Carshalton Road869 m away | 78 m² | 128 m² | +50 m² +64% | 2020 |
| 44, Blenheim Way394 m away | 79 m² | 124 m² | +45 m² +57% | 2023 |
| 238, Birdbrook Road455 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.
| 64 m² |
| 105 m² |
| +41 m² +64% |
| 2025 |
| 42, Harleston Road447 m away | 75 m² | 115 m² | +40 m² +53% | 2026 |
|---|
| 292, Kingstanding Road660 m away | 83 m² | 121 m² | +38 m² +46% | 2025 |
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| 78, Aylesbury Crescent668 m away | 85 m² | 123 m² | +38 m² +45% | 2016 |
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| 147, Birdbrook Road388 m away | 77 m² | 113 m² | +36 m² +47% | 2025 |
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| 98, Oscott School Lane870 m away | 82 m² | 118 m² | +36 m² +44% | 2016 |
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| 36, Crayford Road585 m away | 78 m² | 112 m² | +34 m² +44% | 2014 |
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| 53, Cranbourne Road339 m away | 70 m² | 103 m² | +33 m² +47% | 2015 |
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| 46, Elswick Road896 m away | 48 m² | 79 m² | +31 m² +65% | 2021 |
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| 8, Marshall Grove857 m away | 71 m² | 101 m² | +30 m² +42% | 2016 |
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| 58, Warren Farm Road326 m away | 87 m² | 116 m² | +29 m² +33% | 2023 |
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| 48, Southgate Road855 m away | 49 m² | 78 m² | +29 m² +59% | 2017 |
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| 20, Birkenshaw Road691 m away | 70 m² | 99 m² | +29 m² +41% | 2015 |
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| 2, Crestwood Drive707 m away | 69 m² | 98 m² | +29 m² +42% | 2014 |
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| 35, Marshall Grove830 m away | 77 m² | 106 m² | +29 m² +38% | 2010 |
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| 68, Aylesbury Crescent668 m away | 84 m² | 112 m² | +28 m² +33% | 2024 |
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| 117, Warren Hill Road770 m away | 81 m² | 109 m² | +28 m² +35% | 2023 |
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| 23, Harbeck Avenue456 m away | 82 m² | 109 m² | +27 m² +33% | 2016 |
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| 22, Elliston Avenue699 m away | 63 m² | 90 m² | +27 m² +43% | 2014 |
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| 49, Thorncliffe Road914 m away | 75 m² | 101 m² | +26 m² +35% | 2024 |
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| 80, Atlantic Road86 m away | 57 m² | 83 m² | +26 m² +46% | 2022 |
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| 197, Southgate Road776 m away | 97 m² | 123 m² | +26 m² +27% | 2021 |
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| 49, Dulwich Road499 m away | 86 m² | 112 m² | +26 m² +30% | 2013 |
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| 48, Stowell Road680 m away | 75 m² | 100 m² | +25 m² +33% | 2025 |
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| 64, Hawthorn Road871 m away | 110 m² | 135 m² | +25 m² +23% | 2024 |
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| 308, Kingstanding Road660 m away | 89 m² | 114 m² | +25 m² +28% | 2020 |
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| 17, Greenwood Place964 m away | 76 m² | 101 m² | +25 m² +33% | 2016 |
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| 415, Kings Road921 m away | 71 m² | 94 m² | +23 m² +32% | 2026 |
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| 15, Crayford Road526 m away | 68 m² | 91 m² | +23 m² +34% | 2025 |
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| 10, Southgate Road855 m away | 57 m² | 80 m² | +23 m² +40% | 2025 |
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| 426a, Kingstanding Road192 m away | 36 m² | 59 m² | +23 m² +64% | 2024 |
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| 218, Old Oscott Lane649 m away | 58 m² | 81 m² | +23 m² +40% | 2021 |
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| 10, Beckenham Avenue685 m away | 74 m² | 97 m² | +23 m² +31% | 2021 |
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| 38, Wideacre Drive767 m away | 94 m² | 116 m² | +22 m² +23% | 2026 |
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| 53, Birdbrook Road719 m away | 67 m² | 89 m² | +22 m² +33% | 2025 |
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| 75, Tresham Road360 m away | 73 m² | 95 m² | +22 m² +30% | 2020 |
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| 181, Hurlingham Road706 m away | 69 m² | 91 m² | +22 m² +32% | 2014 |
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| 175, Birdbrook Road388 m away | 71 m² | 92 m² | +21 m² +30% | 2023 |
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| 17, Burford Road905 m away | 65 m² | 86 m² | +21 m² +32% | 2023 |
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| 7, Greenholm Road953 m away | 77 m² | 98 m² | +21 m² +27% | 2020 |
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| 19, Binstead Road612 m away | 79 m² | 100 m² | +21 m² +27% | 2015 |
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| 22, Danesbury Crescent415 m away | 96 m² | 117 m² | +21 m² +22% | 2013 |
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| 30, Elswick Grove908 m away | 82 m² | 102 m² | +20 m² +24% | 2026 |
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| 93, Birdbrook Road526 m away | 62 m² | 82 m² | +20 m² +32% | 2024 |
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| 77, Felstone Road824 m away | 74 m² | 94 m² | +20 m² +27% | 2024 |
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| 88, Elswick Road967 m away | 70 m² | 90 m² | +20 m² +29% | 2023 |
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| 37, Cavandale Avenue529 m away | 76 m² | 95 m² | +19 m² +25% | 2025 |
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| 10, Stowell Road528 m away | 79 m² | 98 m² | +19 m² +24% | 2021 |
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| 108, Warren Hill Road770 m away | 73 m² | 92 m² | +19 m² +26% | 2021 |
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| 59, Southgate Road885 m away | 78 m² | 97 m² | +19 m² +24% | 2021 |
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| 21, Goodway Road523 m away | 59 m² | 78 m² | +19 m² +32% | 2014 |
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| 109, Birkenshaw Road511 m away | 58 m² | 77 m² | +19 m² +33% | 2013 |
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| 59, Tansley Road161 m away | 76 m² | 95 m² | +19 m² +25% | 2010 |
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| 17, Harleston Road420 m away | 62 m² | 80 m² | +18 m² +29% | 2026 |
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| 110, Warren Road876 m away | 109 m² | 127 m² | +18 m² +17% | 2026 |
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| Flat 1, 335, Kingstanding Road196 m away | 38 m² | 56 m² | +18 m² +47% | 2025 |
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| 44, Edmonton Avenue846 m away | 77 m² | 95 m² | +18 m² +23% | 2025 |
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| 136, Warren Hill Road658 m away | 87 m² | 105 m² | +18 m² +21% | 2024 |
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| 38, Beckenham Avenue685 m away | 86 m² | 104 m² | +18 m² +21% | 2024 |
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| 75, Oscott School Lane870 m away | 72 m² | 90 m² | +18 m² +25% | 2024 |
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| 44, Hurlingham Road448 m away | 77 m² | 95 m² | +18 m² +23% | 2023 |
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| 188, Birdbrook Road423 m away | 71 m² | 89 m² | +18 m² +25% | 2020 |
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| 124, Birkenshaw Road537 m away | 77 m² | 94 m² | +17 m² +22% | 2026 |
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| 138, Birkenshaw Road537 m away | 66 m² | 83 m² | +17 m² +26% | 2026 |
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| 65, Marshall Grove830 m away | 67 m² | 84 m² | +17 m² +25% | 2025 |
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| 15, Hornsey Grove878 m away | 76 m² | 93 m² | +17 m² +22% | 2024 |
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| 164, Dyas Road513 m away | 62 m² | 79 m² | +17 m² +27% | 2023 |
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| 197, Chingford Road836 m away | 73 m² | 90 m² | +17 m² +23% | 2023 |
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| 78, Amblecote Avenue867 m away | 76 m² | 93 m² | +17 m² +22% | 2023 |
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| 110, Weybourne Road885 m away | 83 m² | 100 m² | +17 m² +20% | 2019 |
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| 21, Dulwich Road499 m away | 76 m² | 93 m² | +17 m² +22% | 2016 |
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| 87, Landswood Close576 m away | 66 m² | 83 m² | +17 m² +26% | 2016 |
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| 260, Kingstanding Road848 m away | 73 m² | 90 m² | +17 m² +23% | 2016 |
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| 21, Ensdon Grove821 m away | 69 m² | 86 m² | +17 m² +25% | 2014 |
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| 203, Dyas Road837 m away | 59 m² | 75 m² | +16 m² +27% | 2024 |
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| 25, Atlantic Road180 m away | 51 m² | 67 m² | +16 m² +31% | 2021 |
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| 21, Cranbourne Grove217 m away | 72 m² | 88 m² | +16 m² +22% | 2016 |
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| 50, Binstead Road656 m away | 74 m² | 90 m² | +16 m² +22% | 2015 |
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| 124, Hurlingham Road602 m away | 80 m² | 96 m² | +16 m² +20% | 2013 |
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| 18, Greenwood Place964 m away | 102 m² | 118 m² | +16 m² +16% | 2013 |
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| 93, Southgate Road800 m away | 88 m² | 104 m² | +16 m² +18% | 2011 |
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| 185, Atlantic Road376 m away | 48 m² | 63 m² | +15 m² +31% | 2026 |
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| 58, Weybourne Road885 m away | 76 m² | 91 m² | +15 m² +20% | 2026 |
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| Flat 10, Lilafield Court, 636, Kingstanding Road474 m away | 52 m² | 67 m² | +15 m² +29% | 2025 |
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| 8, Meadthorpe Road809 m away | 73 m² | 88 m² | +15 m² +21% | 2025 |
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| 97, Lingfield Avenue413 m away | 62 m² | 77 m² | +15 m² +24% | 2022 |
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| 79, Dulwich Road658 m away | 78 m² | 93 m² | +15 m² +19% | 2022 |
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| 40, Plumstead Road793 m away | 74 m² | 89 m² | +15 m² +20% | 2022 |
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| 480, Kingstanding Road0 m away | 69 m² | 84 m² | +15 m² +22% | 2021 |
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| 27, Crestwood Drive707 m away | 85 m² | 100 m² | +15 m² +18% | 2020 |
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| 54, Templeton Road732 m away | 79 m² | 94 m² | +15 m² +19% | 2019 |
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| 144, Cranbourne Road319 m away | 79 m² | 94 m² | +15 m² +19% | 2014 |
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