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 RH4 2AH
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, Deepdene Wood997 m away | 263 m² | 466 m² | +203 m² +77% | 2024 |
| 35, Knoll Road660 m away | 120 m² | 268 m² | +148 m² +123% | 2025 |
| 13, Rose Hill791 m away | 209 m² | 296 m² | +87 m² +42% | 2024 |
| 3, Ridgeway Close795 m away | 65 m² | 151 m² | +86 m² +132% | 2019 |
| 1, Cedar Close787 m away | 288 m² | 365 m² | +77 m² +27% | 2022 |
| Springbank, Roman Road498 m away | 206 m² | 282 m² | +76 m² +37% | 2014 |
| 27, Deepdene Wood934 m away | 226 m² | 297 m² | +71 m² +31% | 2023 |
| 21, Marley Rise795 m away | 71 m² | 135 m² | +64 m² +90% | 2013 |
| 5, Denfield0 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.
| 167 m² |
| +63 m² +61% |
| 2020 |
| 10, High Meadow Close495 m away | 101 m² | 162 m² | +61 m² +60% | 2022 |
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| The Laurels, Tower Hill Road368 m away | 162 m² | 217 m² | +55 m² +34% | 2012 |
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| 30, Knoll Road665 m away | 134 m² | 188 m² | +54 m² +40% | 2026 |
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| Woodlands, Harrow Road East176 m away | 63 m² | 117 m² | +54 m² +86% | 2014 |
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| Strawberry Wood, Martineau Drive375 m away | 118 m² | 171 m² | +53 m² +45% | 2025 |
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| 3, West Bank970 m away | 96 m² | 148 m² | +52 m² +54% | 2023 |
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| 8, Tollgate Road447 m away | 54 m² | 106 m² | +52 m² +96% | 2019 |
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| 29, Deepdene Wood934 m away | 233 m² | 285 m² | +52 m² +22% | 2011 |
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| 5, Vincent Drive863 m away | 91 m² | 141 m² | +50 m² +55% | 2016 |
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| 53, Chart Downs828 m away | 76 m² | 124 m² | +48 m² +63% | 2014 |
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| 8, Norfolk Road967 m away | 127 m² | 173 m² | +46 m² +36% | 2018 |
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| 10, Trasher Mead496 m away | 56 m² | 102 m² | +46 m² +82% | 2017 |
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| 34, Tollgate Road447 m away | 70 m² | 113 m² | +43 m² +61% | 2016 |
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| 15, High Meadow Close495 m away | 78 m² | 120 m² | +42 m² +54% | 2025 |
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| Lauderdale, Harrow Road West552 m away | 107 m² | 148 m² | +41 m² +38% | 2022 |
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| 6, Glenwood267 m away | 119 m² | 159 m² | +40 m² +34% | 2025 |
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| 8, Hampstead Road578 m away | 93 m² | 132 m² | +39 m² +42% | 2016 |
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| Midway, Ridgeway Road742 m away | 175 m² | 214 m² | +39 m² +22% | 2015 |
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| 6, Marlborough Hill881 m away | 58 m² | 93 m² | +35 m² +60% | 2024 |
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| Braeside, Cliftonville458 m away | 175 m² | 208 m² | +33 m² +19% | 2022 |
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| Weathertop, Tower Hill169 m away | 200 m² | 232 m² | +32 m² +16% | 2026 |
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| Henlistone, Ridgeway Road699 m away | 116 m² | 148 m² | +32 m² +28% | 2020 |
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| Apartment 3, Furze Hollow, Tower Hill Road374 m away | 143 m² | 175 m² | +32 m² +22% | 2019 |
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| 35, Dene Street963 m away | 117 m² | 148 m² | +31 m² +26% | 2025 |
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| 19, Stubs Hill573 m away | 86 m² | 117 m² | +31 m² +36% | 2024 |
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| 36, Chart Downs785 m away | 75 m² | 106 m² | +31 m² +41% | 2019 |
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| 4, Ridgeway Drive755 m away | 94 m² | 124 m² | +30 m² +32% | 2026 |
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| 5, Brympton Close634 m away | 154 m² | 183 m² | +29 m² +19% | 2024 |
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| 28, Marley Rise795 m away | 101 m² | 129 m² | +28 m² +28% | 2020 |
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| 24, Tollgate Road447 m away | 71 m² | 98 m² | +27 m² +38% | 2022 |
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| 2, Barrington Court617 m away | 69 m² | 96 m² | +27 m² +39% | 2015 |
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| 16, Westlees Close836 m away | 71 m² | 97 m² | +26 m² +37% | 2021 |
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| 10, Falkland Road717 m away | 88 m² | 113 m² | +25 m² +28% | 2020 |
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| 32, Holmesdale Road974 m away | 80 m² | 105 m² | +25 m² +31% | 2019 |
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| 11, Claygate Road319 m away | 82 m² | 107 m² | +25 m² +30% | 2016 |
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| 12, Cleardene823 m away | 100 m² | 125 m² | +25 m² +25% | 2016 |
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| 1, Rose Cottages, Harrow Road West552 m away | 76 m² | 100 m² | +24 m² +32% | 2023 |
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| 30, Falkland Road717 m away | 41 m² | 65 m² | +24 m² +59% | 2017 |
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| 2, Birchlea Court, Cliftonville458 m away | 119 m² | 142 m² | +23 m² +19% | 2024 |
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| 15, Bentsbrook Road915 m away | 101 m² | 124 m² | +23 m² +23% | 2023 |
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| 24, Goodwyns Road750 m away | 78 m² | 101 m² | +23 m² +29% | 2018 |
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| 28, Treelands946 m away | 42 m² | 64 m² | +22 m² +52% | 2026 |
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| 51, Orchard Way294 m away | 80 m² | 102 m² | +22 m² +28% | 2023 |
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| Homefield, Cliftonville458 m away | 92 m² | 113 m² | +21 m² +23% | 2024 |
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| 25, Chandler Way523 m away | 72 m² | 93 m² | +21 m² +29% | 2022 |
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| 2, Rose Cottages, Harrow Road West552 m away | 75 m² | 95 m² | +20 m² +27% | 2016 |
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| 25, Chadhurst Close962 m away | 58 m² | 78 m² | +20 m² +34% | 2015 |
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| 6, Bentsbrook Road915 m away | 73 m² | 93 m² | +20 m² +27% | 2014 |
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| 4, Cedar Close787 m away | 94 m² | 113 m² | +19 m² +20% | 2020 |
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| Mountside, Harrow Road East176 m away | 72 m² | 91 m² | +19 m² +26% | 2016 |
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| 122, Chart Downs720 m away | 84 m² | 102 m² | +18 m² +21% | 2024 |
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| 11, Cleardene823 m away | 76 m² | 94 m² | +18 m² +24% | 2023 |
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| 26, Marlborough Road910 m away | 41 m² | 58 m² | +17 m² +41% | 2022 |
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| 12, Vincent Lane920 m away | 67 m² | 84 m² | +17 m² +25% | 2020 |
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| Flat 1, 10 - 11, Horsham Road448 m away | 53 m² | 70 m² | +17 m² +32% | 2014 |
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| Flat 13, Norfolk Mews, 140a, South Street929 m away | 55 m² | 72 m² | +17 m² +31% | 2014 |
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| Dene Cottage, Tower Hill118 m away | 92 m² | 108 m² | +16 m² +17% | 2015 |
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| 75, Chart Downs828 m away | 71 m² | 86 m² | +15 m² +21% | 2026 |
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| 10, Hampstead Road578 m away | 47 m² | 62 m² | +15 m² +32% | 2022 |
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| 7, Harrow Close624 m away | 65 m² | 80 m² | +15 m² +23% | 2015 |
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