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 RH11 7UD
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 |
|---|---|---|---|---|
| 34, Five Acres472 m away | 107 m² | 232 m² | +125 m² +117% | 2025 |
| 52, Green Lane727 m away | 88 m² | 194 m² | +106 m² +120% | 2019 |
| 24, Cherry Lane554 m away | 97 m² | 154 m² | +57 m² +59% | 2020 |
| 52, Barnfield Road832 m away | 55 m² | 109 m² | +54 m² +98% | 2025 |
| 12, North Mead597 m away | 72 m² | 125 m² | +53 m² +74% | 2021 |
| 25, Stagelands913 m away | 81 m² | 132 m² | +51 m² +63% | 2026 |
| 78, Green Lane790 m away | 72 m² | 123 m² | +51 m² +71% | 2024 |
| 23, Town Barn Road979 m away | 101 m² | 151 m² | +50 m² +50% | 2023 |
| 12, Green Lane727 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.
| 129 m² |
| +41 m² +47% |
| 2015 |
| 2, Bramber Close552 m away | 103 m² | 143 m² | +40 m² +39% | 2017 |
|---|
| 20, Robin Close482 m away | 103 m² | 142 m² | +39 m² +38% | 2025 |
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| 4, Stephen Close302 m away | 38 m² | 77 m² | +39 m² +103% | 2013 |
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| 11, Hollin Court247 m away | 28 m² | 66 m² | +38 m² +136% | 2021 |
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| 37, Five Acres549 m away | 119 m² | 155 m² | +36 m² +30% | 2026 |
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| 7, Chaffinch Close285 m away | 86 m² | 121 m² | +35 m² +41% | 2025 |
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| 5, North Mead597 m away | 83 m² | 118 m² | +35 m² +42% | 2014 |
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| 68, Green Lane790 m away | 73 m² | 106 m² | +33 m² +45% | 2012 |
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| 2, Stagelands891 m away | 102 m² | 134 m² | +32 m² +31% | 2026 |
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| 13, North Mead597 m away | 105 m² | 136 m² | +31 m² +30% | 2023 |
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| 25, Marlow Court717 m away | 36 m² | 67 m² | +31 m² +86% | 2023 |
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| 8, Fir Tree Close995 m away | 125 m² | 156 m² | +31 m² +25% | 2013 |
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| 20, Ardingly Close990 m away | 95 m² | 125 m² | +30 m² +32% | 2024 |
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| 66, Maiden Lane547 m away | 80 m² | 110 m² | +30 m² +38% | 2019 |
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| 4, Sycamore Close663 m away | 66 m² | 95 m² | +29 m² +44% | 2020 |
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| 20, Tushmore Lane389 m away | 92 m² | 121 m² | +29 m² +32% | 2015 |
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| 72, Maiden Lane660 m away | 110 m² | 139 m² | +29 m² +26% | 2015 |
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| 81, Juniper Road571 m away | 51 m² | 78 m² | +27 m² +53% | 2020 |
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| 2, Hazel Close338 m away | 77 m² | 102 m² | +25 m² +32% | 2025 |
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| 2, Canberra Close111 m away | 97 m² | 122 m² | +25 m² +26% | 2024 |
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| 21, Stagelands913 m away | 109 m² | 134 m² | +25 m² +23% | 2023 |
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| 56, Cobbles Crescent948 m away | 126 m² | 151 m² | +25 m² +20% | 2019 |
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| 4, Jackdaw Close650 m away | 92 m² | 117 m² | +25 m² +27% | 2018 |
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| 43, Ardingly Close990 m away | 105 m² | 128 m² | +23 m² +22% | 2025 |
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| 15, Tushmore Lane362 m away | 111 m² | 134 m² | +23 m² +21% | 2023 |
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| 2, Fir Tree Close995 m away | 76 m² | 99 m² | +23 m² +30% | 2014 |
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| 7, Martin Close406 m away | 56 m² | 78 m² | +22 m² +39% | 2021 |
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| 1, Old Martyrs319 m away | 79 m² | 100 m² | +21 m² +27% | 2024 |
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| 35, Ardingly Close990 m away | 101 m² | 122 m² | +21 m² +21% | 2021 |
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| 4, Woodfield Close954 m away | 88 m² | 108 m² | +20 m² +23% | 2026 |
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| First Choice House, London Road922 m away | 40 m² | 60 m² | +20 m² +50% | 2025 |
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| 76, Langley Drive220 m away | 112 m² | 132 m² | +20 m² +18% | 2023 |
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| 11, Cedar Close371 m away | 74 m² | 94 m² | +20 m² +27% | 2023 |
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| 36, Swift Lane421 m away | 103 m² | 123 m² | +20 m² +19% | 2022 |
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| 21, St Edmunds Close295 m away | 78 m² | 98 m² | +20 m² +26% | 2014 |
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| 20, Hollybush Road859 m away | 69 m² | 88 m² | +19 m² +28% | 2026 |
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| 31, Ardingly Close990 m away | 105 m² | 124 m² | +19 m² +18% | 2024 |
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| 45, Five Acres472 m away | 45 m² | 64 m² | +19 m² +42% | 2019 |
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| 2, Ardingly Close990 m away | 108 m² | 126 m² | +18 m² +17% | 2023 |
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| 27, Chestnut Walk564 m away | 82 m² | 100 m² | +18 m² +22% | 2022 |
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| 53, Juniper Road742 m away | 79 m² | 97 m² | +18 m² +23% | 2017 |
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| 1, Emberwood518 m away | 47 m² | 65 m² | +18 m² +38% | 2014 |
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| 3, St Georges Court570 m away | 48 m² | 65 m² | +17 m² +35% | 2026 |
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| 45, St Georges Court570 m away | 65 m² | 82 m² | +17 m² +26% | 2023 |
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| 60, Beckett Lane288 m away | 79 m² | 96 m² | +17 m² +22% | 2014 |
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| 41, Ardingly Close990 m away | 104 m² | 121 m² | +17 m² +16% | 2013 |
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| 1, St Joan Close193 m away | 49 m² | 65 m² | +16 m² +33% | 2014 |
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| 18, Cedar Close371 m away | 78 m² | 93 m² | +15 m² +19% | 2024 |
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| 6, Heron Close602 m away | 94 m² | 109 m² | +15 m² +16% | 2024 |
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| 4, Falcon Close284 m away | 70 m² | 85 m² | +15 m² +21% | 2022 |
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| 22, Hollin Court232 m away | 83 m² | 98 m² | +15 m² +18% | 2020 |
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| 49, Five Acres472 m away | 39 m² | 54 m² | +15 m² +38% | 2020 |
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| 26, Marlow Court717 m away | 55 m² | 70 m² | +15 m² +27% | 2018 |
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| 6, Bracken Close803 m away | 85 m² | 100 m² | +15 m² +18% | 2017 |
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