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 EN7 6AE
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 |
|---|---|---|---|---|
| 15, Faverolle Green952 m away | 89 m² | 184 m² | +95 m² +107% | 2023 |
| 197, Churchgate Road663 m away | 263 m² | 329 m² | +66 m² +25% | 2024 |
| 77, Longfield Lane123 m away | 75 m² | 134 m² | +59 m² +79% | 2014 |
| 3, Mylne Close889 m away | 149 m² | 207 m² | +58 m² +39% | 2015 |
| 4, Flamstead End Road524 m away | 46 m² | 99 m² | +53 m² +115% | 2008 |
| 136, Whitefields Road644 m away | 70 m² | 118 m² | +48 m² +69% | 2017 |
| 12, Richmond Close957 m away | 67 m² | 113 m² | +46 m² +69% | 2026 |
| 109, Church Lane691 m away | 83 m² | 129 m² | +46 m² +55% | 2024 |
| 12, Wolsey Avenue955 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.
| 70 m² |
| 116 m² |
| +46 m² +66% |
| 2022 |
| 113, Church Lane599 m away | 104 m² | 147 m² | +43 m² +41% | 2022 |
|---|
| 147, Church Lane599 m away | 58 m² | 99 m² | +41 m² +71% | 2019 |
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| 72, Dewhurst Road983 m away | 60 m² | 100 m² | +40 m² +67% | 2023 |
|---|
| 31, Jacksons Drive263 m away | 114 m² | 154 m² | +40 m² +35% | 2017 |
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| 23, Mylne Close889 m away | 121 m² | 160 m² | +39 m² +32% | 2025 |
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| 50, Mylne Close889 m away | 141 m² | 180 m² | +39 m² +28% | 2024 |
|---|
| 17, Longfield Lane108 m away | 27 m² | 66 m² | +39 m² +144% | 2020 |
|---|
| 30, Whitefields Road812 m away | 69 m² | 107 m² | +38 m² +55% | 2022 |
|---|
| 16, Pine Close977 m away | 98 m² | 136 m² | +38 m² +39% | 2017 |
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| 113, Leaforis Road391 m away | 58 m² | 95 m² | +37 m² +64% | 2023 |
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| 121, Smarts Green832 m away | 38 m² | 74 m² | +36 m² +95% | 2024 |
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| 105, Leaforis Road391 m away | 73 m² | 109 m² | +36 m² +49% | 2022 |
|---|
| 75, Smarts Green832 m away | 118 m² | 154 m² | +36 m² +31% | 2021 |
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| 40, Westmeade Close674 m away | 82 m² | 118 m² | +36 m² +44% | 2015 |
|---|
| Tamariu, Dig Dag Hill875 m away | 118 m² | 154 m² | +36 m² +31% | 2014 |
|---|
| 10, Westmeade Close674 m away | 80 m² | 114 m² | +34 m² +43% | 2023 |
|---|
| 8, Conifer Close884 m away | 102 m² | 135 m² | +33 m² +32% | 2025 |
|---|
| 106, Longfield Lane161 m away | 95 m² | 128 m² | +33 m² +35% | 2021 |
|---|
| 64, Leaforis Road416 m away | 38 m² | 71 m² | +33 m² +87% | 2015 |
|---|
| 105, Cavell Road728 m away | 48 m² | 80 m² | +32 m² +67% | 2014 |
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| 8, Goffs Lane777 m away | 103 m² | 134 m² | +31 m² +30% | 2016 |
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| 46, Longfield Lane56 m away | 80 m² | 110 m² | +30 m² +38% | 2023 |
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| 56, Hollybush Way541 m away | 40 m² | 70 m² | +30 m² +75% | 2020 |
|---|
| 216, Churchgate Road611 m away | 78 m² | 108 m² | +30 m² +38% | 2016 |
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| 22, Dickson633 m away | 46 m² | 75 m² | +29 m² +63% | 2025 |
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| 19, Hornbeam Way886 m away | 114 m² | 143 m² | +29 m² +25% | 2022 |
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| 7, Allard Close824 m away | 85 m² | 114 m² | +29 m² +34% | 2020 |
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| 138, Churchgate996 m away | 87 m² | 116 m² | +29 m² +33% | 2020 |
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| 2, Moreton Close96 m away | 113 m² | 141 m² | +28 m² +25% | 2016 |
|---|
| 16, Westmeade Close674 m away | 134 m² | 161 m² | +27 m² +20% | 2026 |
|---|
| 11, Rumsley437 m away | 53 m² | 80 m² | +27 m² +51% | 2017 |
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| 28, Park Lane172 m away | 111 m² | 138 m² | +27 m² +24% | 2015 |
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| 6, Byron Close912 m away | 72 m² | 98 m² | +26 m² +36% | 2020 |
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| 59, Flamstead End Road177 m away | 57 m² | 83 m² | +26 m² +46% | 2018 |
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| 154, Churchgate861 m away | 152 m² | 178 m² | +26 m² +17% | 2016 |
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| 21, Magnolia Way876 m away | 99 m² | 124 m² | +25 m² +25% | 2026 |
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| 42, Aldermere Avenue845 m away | 63 m² | 88 m² | +25 m² +40% | 2025 |
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| 62, Smarts Green888 m away | 83 m² | 108 m² | +25 m² +30% | 2023 |
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| The End House, Dig Dag Hill875 m away | 82 m² | 107 m² | +25 m² +30% | 2015 |
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| 176, Churchgate861 m away | 91 m² | 115 m² | +24 m² +26% | 2026 |
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| 56, Church Lane914 m away | 134 m² | 158 m² | +24 m² +18% | 2026 |
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| 69, Bushbarns828 m away | 74 m² | 98 m² | +24 m² +32% | 2024 |
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| 33, Maybury Avenue481 m away | 139 m² | 163 m² | +24 m² +17% | 2023 |
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| 3, Frensham565 m away | 86 m² | 110 m² | +24 m² +28% | 2016 |
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| 21, Mylne Close889 m away | 130 m² | 154 m² | +24 m² +18% | 2015 |
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| 3, Muskalls Close536 m away | 130 m² | 153 m² | +23 m² +18% | 2024 |
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| 18, Cussons Close681 m away | 84 m² | 107 m² | +23 m² +27% | 2019 |
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| 125, Wheatcroft191 m away | 60 m² | 83 m² | +23 m² +38% | 2015 |
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| 9, Bushbarns743 m away | 44 m² | 66 m² | +22 m² +50% | 2020 |
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| 97, Longfield Lane123 m away | 87 m² | 108 m² | +21 m² +24% | 2016 |
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| 61, Cussons Close698 m away | 70 m² | 91 m² | +21 m² +30% | 2014 |
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| 5, Peakes Lane906 m away | 70 m² | 91 m² | +21 m² +30% | 2012 |
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| 78, Leaforis Road361 m away | 60 m² | 80 m² | +20 m² +33% | 2025 |
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| 38, Leaforis Road480 m away | 58 m² | 78 m² | +20 m² +34% | 2016 |
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| 55, Valence Drive178 m away | 75 m² | 95 m² | +20 m² +27% | 2015 |
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| 40, Longfield Lane56 m away | 92 m² | 111 m² | +19 m² +21% | 2025 |
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| 5, Holbeck Lane965 m away | 76 m² | 95 m² | +19 m² +25% | 2025 |
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| 6, Spicersfield530 m away | 100 m² | 119 m² | +19 m² +19% | 2024 |
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| 47, Birchfield Road851 m away | 78 m² | 97 m² | +19 m² +24% | 2024 |
|---|
| 1, Brookwood, Stockwell Lane52 m away | 69 m² | 88 m² | +19 m² +28% | 2014 |
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| 1, Huxley Close747 m away | 88 m² | 106 m² | +18 m² +20% | 2025 |
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| 63, Jacksons Drive374 m away | 62 m² | 80 m² | +18 m² +29% | 2010 |
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| 15, The Mead793 m away | 74 m² | 91 m² | +17 m² +23% | 2025 |
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| 5, Maybury Avenue481 m away | 87 m² | 104 m² | +17 m² +20% | 2024 |
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| 35, Kingsley Avenue718 m away | 75 m² | 91 m² | +16 m² +21% | 2026 |
|---|
| 65, Longfield Lane0 m away | 98 m² | 114 m² | +16 m² +16% | 2024 |
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| 5, Spicersfield530 m away | 102 m² | 118 m² | +16 m² +16% | 2024 |
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| 145, Churchgate910 m away | 93 m² | 109 m² | +16 m² +17% | 2024 |
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| 4, Byron Court, 48, Flamstead End Road288 m away | 29 m² | 45 m² | +16 m² +55% | 2022 |
|---|
| 74, Wellers Grove278 m away | 67 m² | 83 m² | +16 m² +24% | 2016 |
|---|
| 55, Birchfield Road851 m away | 97 m² | 113 m² | +16 m² +16% | 2015 |
|---|
| 37, Mcgredy650 m away | 84 m² | 100 m² | +16 m² +19% | 2013 |
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| 151, Smarts Green832 m away | 74 m² | 89 m² | +15 m² +20% | 2025 |
|---|
| 3, Kingsley Avenue718 m away | 50 m² | 65 m² | +15 m² +30% | 2023 |
|---|
| 73, Cranleigh Close497 m away | 85 m² | 100 m² | +15 m² +18% | 2021 |
|---|
| 8, Hollybush Way541 m away | 30 m² | 45 m² | +15 m² +50% | 2021 |
|---|
| 22, Moreton Close96 m away | 81 m² | 96 m² | +15 m² +19% | 2020 |
|---|
| Flat 14, Holt House, Flamstead End Road379 m away | 63 m² | 78 m² | +15 m² +24% | 2020 |
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| 25, Brampton Close383 m away | 82 m² | 97 m² | +15 m² +18% | 2019 |
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| 187, Longfield Lane474 m away | 79 m² | 94 m² | +15 m² +19% | 2014 |
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| 58, Whitefields Road739 m away | 65 m² | 80 m² | +15 m² +23% | 2014 |
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| 90, Birchfield Road922 m away | 69 m² | 84 m² | +15 m² +22% | 2014 |
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