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 EN11 8TW
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 |
|---|---|---|---|---|
| 3, Woodlands Drive940 m away | 204 m² | 468 m² | +264 m² +129% | 2019 |
| Balmacara, Admirals Walk976 m away | 95 m² | 223 m² | +128 m² +135% | 2022 |
| 34, Cranborne Road877 m away | 73 m² | 168 m² | +95 m² +130% | 2024 |
| West Ryde, Yewlands697 m away | 210 m² | 288 m² | +78 m² +37% | 2014 |
| 11, Winterscroft Road324 m away | 90 m² | 160 m² | +70 m² +78% | 2014 |
| 7, Esdaile Lane443 m away | 59 m² | 128 m² | +69 m² +117% | 2025 |
| 6, Rawdon Drive519 m away | 57 m² | 113 m² | +56 m² +98% | 2024 |
| 74, High Street277 m away | 70 m² | 126 m² | +56 m² +80% | 2017 |
| 72, Stortford Road845 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.
| 72 m² |
| 126 m² |
| +54 m² +75% |
| 2020 |
| 5, Woodlands Drive940 m away | 117 m² | 169 m² | +52 m² +44% | 2023 |
|---|
| 8, Westfield Road465 m away | 87 m² | 139 m² | +52 m² +60% | 2021 |
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| 44a, Ware Road567 m away | 47 m² | 98 m² | +51 m² +109% | 2022 |
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| 80, Stanstead Road922 m away | 85 m² | 136 m² | +51 m² +60% | 2022 |
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| 4, Tovey Avenue986 m away | 75 m² | 125 m² | +50 m² +67% | 2024 |
|---|
| 37, Pauls Lane87 m away | 99 m² | 149 m² | +50 m² +51% | 2023 |
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| 6, Chapel End447 m away | 105 m² | 154 m² | +49 m² +47% | 2025 |
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| 24, Gladstone Road775 m away | 62 m² | 110 m² | +48 m² +77% | 2026 |
|---|
| 50, Norris Rise543 m away | 97 m² | 145 m² | +48 m² +49% | 2014 |
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| 50, Briscoe Road864 m away | 127 m² | 174 m² | +47 m² +37% | 2025 |
|---|
| 6, Lord Street109 m away | 52 m² | 97 m² | +45 m² +87% | 2019 |
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| 4, Rose Vale277 m away | 92 m² | 136 m² | +44 m² +48% | 2026 |
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| 9, Appleford Close751 m away | 81 m² | 124 m² | +43 m² +53% | 2022 |
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| 183, Lord Street497 m away | 59 m² | 101 m² | +42 m² +71% | 2015 |
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| 5, Ware Road551 m away | 104 m² | 144 m² | +40 m² +38% | 2024 |
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| 12, Manor Road581 m away | 75 m² | 114 m² | +39 m² +52% | 2019 |
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| 9, Crossfield Road963 m away | 91 m² | 129 m² | +38 m² +42% | 2021 |
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| 23, Fairfield Road732 m away | 79 m² | 116 m² | +37 m² +47% | 2024 |
|---|
| 18, Barnfield Close756 m away | 93 m² | 129 m² | +36 m² +39% | 2026 |
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| 23, Saffron Close561 m away | 84 m² | 118 m² | +34 m² +40% | 2025 |
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| 59, Norris Rise533 m away | 86 m² | 120 m² | +34 m² +40% | 2022 |
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| 7, Rose Vale277 m away | 177 m² | 210 m² | +33 m² +19% | 2022 |
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| 6, Parrotts Field429 m away | 69 m² | 102 m² | +33 m² +48% | 2019 |
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| 16, Hertford Road443 m away | 82 m² | 113 m² | +31 m² +38% | 2022 |
|---|
| 3, Chapel End447 m away | 117 m² | 147 m² | +30 m² +26% | 2014 |
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| 9, Tovey Avenue986 m away | 103 m² | 132 m² | +29 m² +28% | 2025 |
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| 138a, Lampits431 m away | 48 m² | 76 m² | +28 m² +58% | 2026 |
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| 17, Eversley Lodge, Park View376 m away | 44 m² | 72 m² | +28 m² +64% | 2022 |
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| 32, Hillside703 m away | 33 m² | 60 m² | +27 m² +82% | 2019 |
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| 28, Crossfield Road984 m away | 52 m² | 78 m² | +26 m² +50% | 2023 |
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| 5b, Hertford Road365 m away | 167 m² | 193 m² | +26 m² +16% | 2020 |
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| 65, Rye Road964 m away | 89 m² | 115 m² | +26 m² +29% | 2020 |
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| 108, Stortford Road952 m away | 75 m² | 101 m² | +26 m² +35% | 2016 |
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| 26, Gladstone Road775 m away | 68 m² | 93 m² | +25 m² +37% | 2024 |
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| 51, Stortford Road759 m away | 100 m² | 125 m² | +25 m² +25% | 2023 |
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| Aston, Hertford Road365 m away | 125 m² | 150 m² | +25 m² +20% | 2020 |
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| 69, Lord Street202 m away | 94 m² | 118 m² | +24 m² +26% | 2024 |
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| 30, Westfield Road550 m away | 91 m² | 115 m² | +24 m² +26% | 2022 |
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| 119, Lord Street366 m away | 80 m² | 104 m² | +24 m² +30% | 2021 |
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| 6, Hertford Road443 m away | 79 m² | 103 m² | +24 m² +30% | 2021 |
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| 63, Norris Rise533 m away | 84 m² | 107 m² | +23 m² +27% | 2023 |
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| Flat 23, Clarence Lodge, Taverners Way249 m away | 47 m² | 69 m² | +22 m² +47% | 2025 |
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| 53, Stortford Road759 m away | 97 m² | 118 m² | +21 m² +22% | 2025 |
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| 5, Roman Street356 m away | 56 m² | 77 m² | +21 m² +38% | 2023 |
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| 29, Southfield Road548 m away | 87 m² | 108 m² | +21 m² +24% | 2022 |
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| 54, Crossfield Road984 m away | 64 m² | 85 m² | +21 m² +33% | 2019 |
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| 85, Parrotts Field382 m away | 40 m² | 60 m² | +20 m² +50% | 2024 |
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| Ashfield Place, Rosehill Close564 m away | 82 m² | 102 m² | +20 m² +24% | 2024 |
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| 39, Hertford Road404 m away | 84 m² | 104 m² | +20 m² +24% | 2023 |
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| Flat 17, Clarence Lodge, Taverners Way249 m away | 31 m² | 51 m² | +20 m² +65% | 2021 |
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| 45, Stortford Road759 m away | 82 m² | 102 m² | +20 m² +24% | 2020 |
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| 13, Woodgrange Court, Rawdon Drive542 m away | 31 m² | 51 m² | +20 m² +65% | 2013 |
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| 90, Stanstead Road922 m away | 72 m² | 91 m² | +19 m² +26% | 2020 |
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| 55, Stanstead Road950 m away | 76 m² | 95 m² | +19 m² +25% | 2020 |
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| 47, Lord Street109 m away | 86 m² | 105 m² | +19 m² +22% | 2012 |
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| 1, Esdaile Lane443 m away | 126 m² | 145 m² | +19 m² +15% | 2012 |
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| 139, Lampits511 m away | 45 m² | 64 m² | +19 m² +42% | 2010 |
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| 39, Waterfall Close625 m away | 46 m² | 64 m² | +18 m² +39% | 2020 |
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| 45a, College Road965 m away | 113 m² | 131 m² | +18 m² +16% | 2019 |
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| 54, Middlefield Road652 m away | 77 m² | 94 m² | +17 m² +22% | 2019 |
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| 13, Cherry Tree Road528 m away | 80 m² | 96 m² | +16 m² +20% | 2023 |
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| 17, Kingsfield888 m away | 86 m² | 102 m² | +16 m² +19% | 2015 |
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| 23, Woodgrange Court, Rawdon Drive542 m away | 31 m² | 47 m² | +16 m² +52% | 2013 |
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| 3, Woodgrange Court, Rawdon Drive542 m away | 31 m² | 47 m² | +16 m² +52% | 2013 |
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| 2, Woodgrange Court, Rawdon Drive542 m away | 31 m² | 47 m² | +16 m² +52% | 2013 |
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| 35, Woodgrange Court, Rawdon Drive542 m away | 31 m² | 47 m² | +16 m² +52% | 2013 |
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| 11, Woodgrange Court, Rawdon Drive542 m away | 31 m² | 47 m² | +16 m² +52% | 2013 |
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| 44, Amwell Court, Amwell Street333 m away | 33 m² | 48 m² | +15 m² +45% | 2025 |
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| 10, Kenning Road804 m away | 79 m² | 94 m² | +15 m² +19% | 2022 |
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| 44, Norris Rise413 m away | 90 m² | 105 m² | +15 m² +17% | 2020 |
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| 156, Lampits431 m away | 79 m² | 94 m² | +15 m² +19% | 2020 |
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| 16, Norris Rise413 m away | 84 m² | 99 m² | +15 m² +18% | 2015 |
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