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 CM7 1JA
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 |
|---|---|---|---|---|
| 7, Acorn Avenue891 m away | 327 m² | 563 m² | +236 m² +72% | 2014 |
| Boa Casa, Acorn Avenue891 m away | 179 m² | 396 m² | +217 m² +121% | 2024 |
| 21, Clare Road835 m away | 79 m² | 186 m² | +107 m² +135% | 2025 |
| 33, Park Drive707 m away | 97 m² | 191 m² | +94 m² +97% | 2021 |
| Acorn House, 63, Acorn Avenue891 m away | 159 m² | 228 m² | +69 m² +43% | 2025 |
| 9a, Fairfield Road759 m away | 52 m² | 114 m² | +62 m² +119% | 2015 |
| 142, Notley Road236 m away | 74 m² | 131 m² | +57 m² +77% | 2023 |
| 31, The Depot, Fairfield Road790 m away | 43 m² | 97 m² | +54 m² +126% | 2009 |
| 107, High Street835 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.
| 60 m² |
| 108 m² |
| +48 m² +80% |
| 2015 |
| 16, Acorn Avenue923 m away | 99 m² | 141 m² | +42 m² +42% | 2025 |
|---|
| 40, Park Drive674 m away | 107 m² | 149 m² | +42 m² +39% | 2022 |
|---|
| 34, Challis Lane327 m away | 74 m² | 116 m² | +42 m² +57% | 2015 |
|---|
| 217, Notley Road375 m away | 64 m² | 105 m² | +41 m² +64% | 2015 |
|---|
| 3, Saxon Bank867 m away | 60 m² | 100 m² | +40 m² +67% | 2023 |
|---|
| 89, Notley Road312 m away | 68 m² | 108 m² | +40 m² +59% | 2021 |
|---|
| 62, Beadon Drive524 m away | 77 m² | 117 m² | +40 m² +52% | 2020 |
|---|
| 16, Hillside Gardens271 m away | 78 m² | 117 m² | +39 m² +50% | 2010 |
|---|
| Flat 11, Warners Mill, Silks Way664 m away | 51 m² | 89 m² | +38 m² +75% | 2013 |
|---|
| 124, Notley Road100 m away | 90 m² | 127 m² | +37 m² +41% | 2013 |
|---|
| 189, South Street805 m away | 26 m² | 62 m² | +36 m² +138% | 2022 |
|---|
| 81, Kenworthy Road568 m away | 79 m² | 115 m² | +36 m² +46% | 2016 |
|---|
| 23, Lodge Road0 m away | 74 m² | 110 m² | +36 m² +49% | 2015 |
|---|
| 15, The Depot, Fairfield Road790 m away | 36 m² | 72 m² | +36 m² +100% | 2009 |
|---|
| 49, Megs Way948 m away | 47 m² | 82 m² | +35 m² +74% | 2025 |
|---|
| 55, Victoria Street908 m away | 75 m² | 107 m² | +32 m² +43% | 2023 |
|---|
| 5, The Depot, Fairfield Road790 m away | 40 m² | 72 m² | +32 m² +80% | 2009 |
|---|
| 18, Keats Avenue289 m away | 93 m² | 124 m² | +31 m² +33% | 2026 |
|---|
| 5a, New Street892 m away | 40 m² | 71 m² | +31 m² +78% | 2026 |
|---|
| 63, Notley Road312 m away | 62 m² | 93 m² | +31 m² +50% | 2019 |
|---|
| 2, Brimstone Court347 m away | 68 m² | 98 m² | +30 m² +44% | 2026 |
|---|
| 96, Challis Lane538 m away | 92 m² | 122 m² | +30 m² +33% | 2015 |
|---|
| 187, South Street805 m away | 53 m² | 82 m² | +29 m² +55% | 2024 |
|---|
| 41, Tortoiseshell Way451 m away | 72 m² | 101 m² | +29 m² +40% | 2020 |
|---|
| 101, Manor Street983 m away | 31 m² | 60 m² | +29 m² +94% | 2010 |
|---|
| 29, Chaucer Crescent550 m away | 81 m² | 109 m² | +28 m² +35% | 2025 |
|---|
| 48, Skitts Hill666 m away | 111 m² | 139 m² | +28 m² +25% | 2025 |
|---|
| Weavers Cottage, 44, South Street678 m away | 44 m² | 72 m² | +28 m² +64% | 2015 |
|---|
| 13, Clydesdale Road972 m away | 141 m² | 169 m² | +28 m² +20% | 2014 |
|---|
| 1, Clairmont Close477 m away | 78 m² | 106 m² | +28 m² +36% | 2012 |
|---|
| 7, Westergreen Meadow479 m away | 117 m² | 144 m² | +27 m² +23% | 2021 |
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| 40, The Depot, Fairfield Road790 m away | 36 m² | 63 m² | +27 m² +75% | 2009 |
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| 24, Westergreen Meadow479 m away | 127 m² | 153 m² | +26 m² +20% | 2023 |
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| 6, Woodrush Close949 m away | 131 m² | 157 m² | +26 m² +20% | 2022 |
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| 17, The Depot, Fairfield Road790 m away | 59 m² | 85 m² | +26 m² +44% | 2009 |
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| 47, Holden Close982 m away | 36 m² | 61 m² | +25 m² +69% | 2022 |
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| Flat 19, Bellamy House, New Street833 m away | 43 m² | 68 m² | +25 m² +58% | 2020 |
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| 47, Browning Road646 m away | 82 m² | 107 m² | +25 m² +30% | 2019 |
|---|
| 20, College Road954 m away | 67 m² | 91 m² | +24 m² +36% | 2026 |
|---|
| 118, Wickham Crescent998 m away | 39 m² | 63 m² | +24 m² +62% | 2025 |
|---|
| 40, Wickham Crescent998 m away | 40 m² | 64 m² | +24 m² +60% | 2020 |
|---|
| 8, Duggers Lane802 m away | 79 m² | 102 m² | +23 m² +29% | 2025 |
|---|
| 22, Park Drive674 m away | 72 m² | 95 m² | +23 m² +32% | 2014 |
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| 28, The Depot, Fairfield Road790 m away | 36 m² | 59 m² | +23 m² +64% | 2009 |
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| 19, Gatekeeper Close152 m away | 81 m² | 103 m² | +22 m² +27% | 2010 |
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| 20, The Depot, Fairfield Road790 m away | 63 m² | 85 m² | +22 m² +35% | 2009 |
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| 5, Sycamore Grove824 m away | 86 m² | 106 m² | +20 m² +23% | 2025 |
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| 39, Challis Lane516 m away | 80 m² | 100 m² | +20 m² +25% | 2022 |
|---|
| 139, South Street758 m away | 56 m² | 76 m² | +20 m² +36% | 2019 |
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| 110, Tortoiseshell Way311 m away | 74 m² | 93 m² | +19 m² +26% | 2023 |
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| 4, Collins Close602 m away | 78 m² | 97 m² | +19 m² +24% | 2022 |
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| 38, Skitts Hill666 m away | 82 m² | 100 m² | +18 m² +22% | 2025 |
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| 4, Leonard Mews870 m away | 21 m² | 39 m² | +18 m² +86% | 2025 |
|---|
| 106, Challis Lane538 m away | 49 m² | 66 m² | +17 m² +35% | 2016 |
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| 29, The Depot, Fairfield Road790 m away | 42 m² | 59 m² | +17 m² +40% | 2009 |
|---|
| 16, Holden Close982 m away | 50 m² | 66 m² | +16 m² +32% | 2020 |
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| 11, Hillside House, Hillside Gardens256 m away | 48 m² | 64 m² | +16 m² +33% | 2019 |
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| 40, Station Road629 m away | 64 m² | 80 m² | +16 m² +25% | 2019 |
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| 29, Manor Street930 m away | 81 m² | 97 m² | +16 m² +20% | 2019 |
|---|
| Flat 13, Warners Mill, Silks Way664 m away | 62 m² | 77 m² | +15 m² +24% | 2026 |
|---|
| 9, Warrenside830 m away | 31 m² | 46 m² | +15 m² +48% | 2020 |
|---|
| 6, Megs Way948 m away | 69 m² | 84 m² | +15 m² +22% | 2020 |
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| 22, Fairfield Road791 m away | 84 m² | 99 m² | +15 m² +18% | 2019 |
|---|
| 1, Clare Road835 m away | 98 m² | 113 m² | +15 m² +15% | 2019 |
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| 78, Manor Street930 m away | 43 m² | 58 m² | +15 m² +35% | 2014 |
|---|
| 1a, Camelot Mews, Wheatsheaf Road869 m away | 40 m² | 55 m² | +15 m² +38% | 2012 |
|---|
| 93, South Street758 m away | 76 m² | 91 m² | +15 m² +20% | 2011 |
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| 43, The Depot, Fairfield Road790 m away | 41 m² | 56 m² | +15 m² +37% | 2009 |
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