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 RH1 3QG
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 |
|---|---|---|---|---|
| Garthside, Rockshaw Road925 m away | 103 m² | 198 m² | +95 m² +92% | 2025 |
| 8, Tilers Close954 m away | 87 m² | 169 m² | +82 m² +94% | 2018 |
| 30, Radstock Way553 m away | 83 m² | 161 m² | +78 m² +94% | 2021 |
| 36, Nutfield Road962 m away | 112 m² | 174 m² | +62 m² +55% | 2021 |
| 17, Southcote Road828 m away | 88 m² | 146 m² | +58 m² +66% | 2014 |
| 212, Radstock Way247 m away | 123 m² | 178 m² | +55 m² +45% | 2014 |
| 51, Chilberton Drive961 m away | 107 m² | 161 m² | +54 m² +50% | 2017 |
| 15, Bletchingley Close681 m away | 87 m² | 135 m² | +48 m² +55% | 2024 |
| 37, Weldon Way504 m away | 74 m² | 117 m² | +43 m² +58% | 2020 |
| 9, Endsleigh Road832 m away | 98 m² | 141 m² | +43 m² +44% | 2017 |
| 205, Albury Road780 m away | 80 m² | 121 m² | +41 m² +51% | 2025 |
| 198, Radstock Way247 m away | 111 m² | 152 m² | +41 m² +37% | 2022 |
| 24, Purbeck Close626 m away | 85 m² | 121 m² | +36 m² +42% | 2026 |
| 74, Brook Road850 m away | 89 m² | 123 m² | +34 m² +38% | 2025 |
| 83, Brook Road883 m away | 89 m² | 119 m² | +30 m² +34% | 2018 |
| 69, Mansfield Drive213 m away | 112 m² | 141 m² | +29 m² +26% | 2024 |
| 62, Brook Road850 m away | 66 m² | 92 m² | +26 m² +39% | 2025 |
| 48, Worsted Green384 m away | 83 m² | 109 m² | +26 m² +31% | 2016 |
| 154, Radstock Way371 m away | 133 m² | 157 m² | +24 m² +18% | 2015 |
| 71, Brook Road883 m away | 80 m² | 103 m² | +23 m² +29% | 2018 |
| 93b, Nutfield Road913 m away | 42 m² | 64 m² | +22 m² +52% | 2022 |
| 192, Radstock Way247 m away | 124 m² | 146 m² | +22 m² +18% | 2021 |
| 43, Wood Street707 m away | 91 m² | 112 m² | +21 m² +23% | 2026 |
| 12, Chesterton Drive336 m away | 89 m² | 109 m² | +20 m² +22% | 2025 |
| 50, Worsted Green384 m away | 76 m² | 96 m² | +20 m² +26% | 2025 |
| 30, Dundrey Crescent233 m away | 84 m² | 104 m² | +20 m² +24% | 2024 |
| 86, Mansfield Drive251 m away | 90 m² | 110 m² | +20 m² +22% | 2019 |
| 11, Albert Road857 m away | 80 m² | 100 m² | +20 m² +25% | 2017 |
| 32, Bletchingley Road761 m away | 67 m² | 87 m² | +20 m² +30% | 2014 |
| 16, Mill Lane982 m away | 119 m² | 138 m² | +19 m² +16% | 2026 |
| 146, Worsted Green163 m away | 78 m² | 95 m² | +17 m² +22% | 2024 |
| 76, Nutfield Road959 m away | 112 m² | 129 m² | +17 m² +15% | 2022 |
| 120, Radstock Way399 m away | 69 m² | 86 m² | +17 m² +25% | 2020 |
| 102, Nutfield Road959 m away | 108 m² | 125 m² | +17 m² +16% | 2020 |
| 145, Albury Road780 m away | 88 m² | 104 m² | +16 m² +18% | 2025 |
| 15, Manor Road856 m away | 71 m² | 86 m² | +15 m² +21% | 2026 |
| 63, Portland Drive490 m away | 76 m² | 91 m² | +15 m² +20% | 2024 |
| 41, Dundrey Crescent233 m away | 68 m² | 83 m² | +15 m² +22% | 2019 |
| 27, Albury Road773 m away | 86 m² | 101 m² | +15 m² +17% | 2019 |
| 67, Taynton Drive452 m away | 75 m² | 90 m² | +15 m² +20% | 2014 |
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.