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 6AD
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 Green915 m away | 89 m² | 184 m² | +95 m² +107% | 2023 |
| 197, Churchgate Road689 m away | 263 m² | 329 m² | +66 m² +25% | 2024 |
| 77, Longfield Lane155 m away | 75 m² | 134 m² | +59 m² +79% | 2014 |
| 3, Mylne Close842 m away | 149 m² | 207 m² | +58 m² +39% | 2015 |
| 4, Flamstead End Road535 m away | 46 m² | 99 m² | +53 m² +115% | 2008 |
| 136, Whitefields Road619 m away | 70 m² | 118 m² | +48 m² +69% | 2017 |
| 12, Richmond Close959 m away | 67 m² | 113 m² | +46 m² +69% | 2026 |
| 109, Church Lane694 m away | 83 m² | 129 m² | +46 m² +55% | 2024 |
| 113, Church Lane610 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.
| 104 m² |
| 147 m² |
| +43 m² +41% |
| 2022 |
| 147, Church Lane610 m away | 58 m² | 99 m² | +41 m² +71% | 2019 |
|---|
| 31, Jacksons Drive308 m away | 114 m² | 154 m² | +40 m² +35% | 2017 |
|---|
| 23, Mylne Close842 m away | 121 m² | 160 m² | +39 m² +32% | 2025 |
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| 50, Mylne Close842 m away | 141 m² | 180 m² | +39 m² +28% | 2024 |
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| 17, Longfield Lane103 m away | 27 m² | 66 m² | +39 m² +144% | 2020 |
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| 30, Whitefields Road804 m away | 69 m² | 107 m² | +38 m² +55% | 2022 |
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| 16, Pine Close949 m away | 98 m² | 136 m² | +38 m² +39% | 2017 |
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| 113, Leaforis Road446 m away | 58 m² | 95 m² | +37 m² +64% | 2023 |
|---|
| 121, Smarts Green838 m away | 38 m² | 74 m² | +36 m² +95% | 2024 |
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| 105, Leaforis Road446 m away | 73 m² | 109 m² | +36 m² +49% | 2022 |
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| 75, Smarts Green838 m away | 118 m² | 154 m² | +36 m² +31% | 2021 |
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| 40, Westmeade Close708 m away | 82 m² | 118 m² | +36 m² +44% | 2015 |
|---|
| Tamariu, Dig Dag Hill886 m away | 118 m² | 154 m² | +36 m² +31% | 2014 |
|---|
| 10, Westmeade Close708 m away | 80 m² | 114 m² | +34 m² +43% | 2023 |
|---|
| 8, Conifer Close940 m away | 102 m² | 135 m² | +33 m² +32% | 2025 |
|---|
| 106, Longfield Lane172 m away | 95 m² | 128 m² | +33 m² +35% | 2021 |
|---|
| 64, Leaforis Road464 m away | 38 m² | 71 m² | +33 m² +87% | 2015 |
|---|
| 105, Cavell Road743 m away | 48 m² | 80 m² | +32 m² +67% | 2014 |
|---|
| 8, Goffs Lane809 m away | 103 m² | 134 m² | +31 m² +30% | 2016 |
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| 46, Longfield Lane0 m away | 80 m² | 110 m² | +30 m² +38% | 2023 |
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| 56, Hollybush Way595 m away | 40 m² | 70 m² | +30 m² +75% | 2020 |
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| 216, Churchgate Road631 m away | 78 m² | 108 m² | +30 m² +38% | 2016 |
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| 22, Dickson671 m away | 46 m² | 75 m² | +29 m² +63% | 2025 |
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| 19, Hornbeam Way942 m away | 114 m² | 143 m² | +29 m² +25% | 2022 |
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| 7, Allard Close845 m away | 85 m² | 114 m² | +29 m² +34% | 2020 |
|---|
| 2, Moreton Close48 m away | 113 m² | 141 m² | +28 m² +25% | 2016 |
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| 16, Westmeade Close708 m away | 134 m² | 161 m² | +27 m² +20% | 2026 |
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| 11, Rumsley430 m away | 53 m² | 80 m² | +27 m² +51% | 2017 |
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| 28, Park Lane131 m away | 111 m² | 138 m² | +27 m² +24% | 2015 |
|---|
| 6, Byron Close934 m away | 72 m² | 98 m² | +26 m² +36% | 2020 |
|---|
| 59, Flamstead End Road175 m away | 57 m² | 83 m² | +26 m² +46% | 2018 |
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| 154, Churchgate886 m away | 152 m² | 178 m² | +26 m² +17% | 2016 |
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| 21, Magnolia Way845 m away | 99 m² | 124 m² | +25 m² +25% | 2026 |
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| 42, Aldermere Avenue811 m away | 63 m² | 88 m² | +25 m² +40% | 2025 |
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| 62, Smarts Green890 m away | 83 m² | 108 m² | +25 m² +30% | 2023 |
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| The End House, Dig Dag Hill886 m away | 82 m² | 107 m² | +25 m² +30% | 2015 |
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| 176, Churchgate886 m away | 91 m² | 115 m² | +24 m² +26% | 2026 |
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| 56, Church Lane912 m away | 134 m² | 158 m² | +24 m² +18% | 2026 |
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| 69, Bushbarns883 m away | 74 m² | 98 m² | +24 m² +32% | 2024 |
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| 33, Maybury Avenue477 m away | 139 m² | 163 m² | +24 m² +17% | 2023 |
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| 3, Frensham602 m away | 86 m² | 110 m² | +24 m² +28% | 2016 |
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| 21, Mylne Close842 m away | 130 m² | 154 m² | +24 m² +18% | 2015 |
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| 3, Muskalls Close519 m away | 130 m² | 153 m² | +23 m² +18% | 2024 |
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| 18, Cussons Close731 m away | 84 m² | 107 m² | +23 m² +27% | 2019 |
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| 125, Wheatcroft233 m away | 60 m² | 83 m² | +23 m² +38% | 2015 |
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| 9, Bushbarns798 m away | 44 m² | 66 m² | +22 m² +50% | 2020 |
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| 97, Longfield Lane155 m away | 87 m² | 108 m² | +21 m² +24% | 2016 |
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| 61, Cussons Close751 m away | 70 m² | 91 m² | +21 m² +30% | 2014 |
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| 5, Peakes Lane924 m away | 70 m² | 91 m² | +21 m² +30% | 2012 |
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| 78, Leaforis Road412 m away | 60 m² | 80 m² | +20 m² +33% | 2025 |
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| 38, Leaforis Road529 m away | 58 m² | 78 m² | +20 m² +34% | 2016 |
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| 55, Valence Drive234 m away | 75 m² | 95 m² | +20 m² +27% | 2015 |
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| 40, Longfield Lane0 m away | 92 m² | 111 m² | +19 m² +21% | 2025 |
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| 5, Holbeck Lane974 m away | 76 m² | 95 m² | +19 m² +25% | 2025 |
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| 6, Spicersfield528 m away | 100 m² | 119 m² | +19 m² +19% | 2024 |
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| 47, Birchfield Road870 m away | 78 m² | 97 m² | +19 m² +24% | 2024 |
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| 1, Brookwood, Stockwell Lane109 m away | 69 m² | 88 m² | +19 m² +28% | 2014 |
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| 1, Huxley Close803 m away | 88 m² | 106 m² | +18 m² +20% | 2025 |
|---|
| 63, Jacksons Drive415 m away | 62 m² | 80 m² | +18 m² +29% | 2010 |
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| 15, The Mead790 m away | 74 m² | 91 m² | +17 m² +23% | 2025 |
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| 5, Maybury Avenue477 m away | 87 m² | 104 m² | +17 m² +20% | 2024 |
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| 35, Kingsley Avenue734 m away | 75 m² | 91 m² | +16 m² +21% | 2026 |
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| 65, Longfield Lane56 m away | 98 m² | 114 m² | +16 m² +16% | 2024 |
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| 5, Spicersfield528 m away | 102 m² | 118 m² | +16 m² +16% | 2024 |
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| 145, Churchgate937 m away | 93 m² | 109 m² | +16 m² +17% | 2024 |
|---|
| 4, Byron Court, 48, Flamstead End Road285 m away | 29 m² | 45 m² | +16 m² +55% | 2022 |
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| 74, Wellers Grove333 m away | 67 m² | 83 m² | +16 m² +24% | 2016 |
|---|
| 55, Birchfield Road870 m away | 97 m² | 113 m² | +16 m² +16% | 2015 |
|---|
| 37, Mcgredy694 m away | 84 m² | 100 m² | +16 m² +19% | 2013 |
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| 151, Smarts Green838 m away | 74 m² | 89 m² | +15 m² +20% | 2025 |
|---|
| 3, Kingsley Avenue734 m away | 50 m² | 65 m² | +15 m² +30% | 2023 |
|---|
| 73, Cranleigh Close553 m away | 85 m² | 100 m² | +15 m² +18% | 2021 |
|---|
| 8, Hollybush Way595 m away | 30 m² | 45 m² | +15 m² +50% | 2021 |
|---|
| 22, Moreton Close48 m away | 81 m² | 96 m² | +15 m² +19% | 2020 |
|---|
| Flat 14, Holt House, Flamstead End Road384 m away | 63 m² | 78 m² | +15 m² +24% | 2020 |
|---|
| 25, Brampton Close439 m away | 82 m² | 97 m² | +15 m² +18% | 2019 |
|---|
| 187, Longfield Lane487 m away | 79 m² | 94 m² | +15 m² +19% | 2014 |
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| 58, Whitefields Road724 m away | 65 m² | 80 m² | +15 m² +23% | 2014 |
|---|
| 90, Birchfield Road940 m away | 69 m² | 84 m² | +15 m² +22% | 2014 |
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