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 RG41 3DR
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 |
|---|---|---|---|---|
| 87, Oxford Road471 m away | 136 m² | 289 m² | +153 m² +113% | 2013 |
| 8, Larch Avenue671 m away | 95 m² | 228 m² | +133 m² +140% | 2021 |
| 149, Barkham Road723 m away | 104 m² | 227 m² | +123 m² +118% | 2014 |
| 77, Oxford Road471 m away | 118 m² | 236 m² | +118 m² +100% | 2024 |
| 32, Arthur Road250 m away | 84 m² | 199 m² | +115 m² +137% | 2020 |
| 31, Chestnut Avenue591 m away | 130 m² | 240 m² | +110 m² +85% | 2016 |
| 31, Laurel Close513 m away | 86 m² | 188 m² | +102 m² +119% | 2017 |
| 149, Old Woosehill Lane399 m away | 113 m² | 210 m² | +97 m² +86% | 2015 |
| 43, Walter Road812 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.
| 101 m² |
| 191 m² |
| +90 m² +89% |
| 2021 |
| 34, Sewell Avenue962 m away | 96 m² | 180 m² | +84 m² +88% | 2025 |
|---|
| 67, Barkham Road747 m away | 120 m² | 201 m² | +81 m² +68% | 2022 |
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| 32, Jupiter Way237 m away | 58 m² | 137 m² | +79 m² +136% | 2015 |
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| 110, Barkham Road804 m away | 132 m² | 210 m² | +78 m² +59% | 2020 |
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| 80, Arthur Road250 m away | 87 m² | 163 m² | +76 m² +87% | 2024 |
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| 28, Riding Way840 m away | 107 m² | 183 m² | +76 m² +71% | 2022 |
|---|
| 51a, Barkham Road747 m away | 129 m² | 196 m² | +67 m² +52% | 2023 |
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| 124, Barkham Road804 m away | 195 m² | 258 m² | +63 m² +32% | 2024 |
|---|
| 14, Arthur Road250 m away | 71 m² | 134 m² | +63 m² +89% | 2021 |
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| 56, Arthur Road250 m away | 83 m² | 144 m² | +61 m² +73% | 2021 |
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| 34, Mount Pleasant670 m away | 53 m² | 114 m² | +61 m² +115% | 2020 |
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| 1, Copse Drive685 m away | 124 m² | 184 m² | +60 m² +48% | 2017 |
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| 24, Evergreen Way619 m away | 109 m² | 167 m² | +58 m² +53% | 2014 |
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| 37, Arthur Road286 m away | 130 m² | 186 m² | +56 m² +43% | 2025 |
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| 42, Oaklands Drive887 m away | 100 m² | 154 m² | +54 m² +54% | 2024 |
|---|
| 56, Sewell Avenue962 m away | 62 m² | 114 m² | +52 m² +84% | 2023 |
|---|
| 32, Oaklands Drive887 m away | 111 m² | 162 m² | +51 m² +46% | 2023 |
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| 9, Emerald Close703 m away | 78 m² | 129 m² | +51 m² +65% | 2019 |
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| 86, Arthur Road250 m away | 107 m² | 157 m² | +50 m² +47% | 2023 |
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| 93, Windmill Avenue923 m away | 72 m² | 122 m² | +50 m² +69% | 2023 |
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| 21, Emmbrook Road820 m away | 102 m² | 150 m² | +48 m² +47% | 2024 |
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| 28, Walter Road806 m away | 91 m² | 139 m² | +48 m² +53% | 2022 |
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| Baycroft, Oxford Road408 m away | 182 m² | 229 m² | +47 m² +26% | 2022 |
|---|
| 28, Copse Drive638 m away | 176 m² | 223 m² | +47 m² +27% | 2020 |
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| 5, Derwent Close372 m away | 77 m² | 124 m² | +47 m² +61% | 2019 |
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| 10, Diamond Way783 m away | 63 m² | 109 m² | +46 m² +73% | 2026 |
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| 10, Jupiter Way237 m away | 62 m² | 107 m² | +45 m² +73% | 2021 |
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| 7, Curl Way654 m away | 165 m² | 209 m² | +44 m² +27% | 2015 |
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| 4, Mansfield Road492 m away | 75 m² | 118 m² | +43 m² +57% | 2026 |
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| 58, Scots Drive833 m away | 177 m² | 220 m² | +43 m² +24% | 2022 |
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| 63, Barkham Road747 m away | 97 m² | 139 m² | +42 m² +43% | 2025 |
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| 63, Arthur Road286 m away | 103 m² | 145 m² | +42 m² +41% | 2021 |
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| 3, Holmes Crescent978 m away | 79 m² | 121 m² | +42 m² +53% | 2013 |
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| 25, Bedfordshire Way732 m away | 143 m² | 184 m² | +41 m² +29% | 2026 |
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| 147, Reading Road859 m away | 121 m² | 162 m² | +41 m² +34% | 2020 |
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| 51c, Barkham Road747 m away | 74 m² | 115 m² | +41 m² +55% | 2016 |
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| 38, Barkham Road847 m away | 114 m² | 154 m² | +40 m² +35% | 2025 |
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| 38, Arthur Road250 m away | 107 m² | 147 m² | +40 m² +37% | 2018 |
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| 33, Scots Drive830 m away | 91 m² | 131 m² | +40 m² +44% | 2017 |
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| 95, Woosehill Lane414 m away | 93 m² | 132 m² | +39 m² +42% | 2025 |
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| 8, Lily Court, Havelock Road773 m away | 44 m² | 83 m² | +39 m² +89% | 2024 |
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| 27, Ruby Close930 m away | 106 m² | 145 m² | +39 m² +37% | 2024 |
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| 43, Sewell Avenue999 m away | 127 m² | 166 m² | +39 m² +31% | 2024 |
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| 56, Northway820 m away | 108 m² | 146 m² | +38 m² +35% | 2022 |
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| 3, Flamingo Close583 m away | 82 m² | 119 m² | +37 m² +45% | 2015 |
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| 6, Lime Close424 m away | 76 m² | 112 m² | +36 m² +47% | 2022 |
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| 27, Evergreen Way619 m away | 147 m² | 183 m² | +36 m² +24% | 2018 |
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| 5, Riding Way840 m away | 78 m² | 113 m² | +35 m² +45% | 2024 |
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| 21, Brookside454 m away | 143 m² | 178 m² | +35 m² +24% | 2021 |
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| 23, Swift Close587 m away | 98 m² | 133 m² | +35 m² +36% | 2020 |
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| 100, Clifton Road817 m away | 88 m² | 120 m² | +32 m² +36% | 2016 |
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| 25, Ruby Close930 m away | 106 m² | 137 m² | +31 m² +29% | 2025 |
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| 1, Heron Road480 m away | 87 m² | 118 m² | +31 m² +36% | 2023 |
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| 17, Rotherfield Avenue499 m away | 99 m² | 130 m² | +31 m² +31% | 2023 |
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| 1, Havelock Road749 m away | 74 m² | 105 m² | +31 m² +42% | 2023 |
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| 6, Sparrow Close781 m away | 103 m² | 134 m² | +31 m² +30% | 2020 |
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| 4, Arthur Road356 m away | 101 m² | 132 m² | +31 m² +31% | 2018 |
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| 8, Tanhouse Lane860 m away | 42 m² | 72 m² | +30 m² +71% | 2022 |
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| 40, Kesteven Way604 m away | 82 m² | 112 m² | +30 m² +37% | 2019 |
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| 81, Northway820 m away | 64 m² | 94 m² | +30 m² +47% | 2013 |
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| 196c, Old Woosehill Lane488 m away | 166 m² | 195 m² | +29 m² +17% | 2025 |
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| 29, Dorset Way832 m away | 93 m² | 122 m² | +29 m² +31% | 2025 |
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| 72, Arthur Road250 m away | 77 m² | 106 m² | +29 m² +38% | 2022 |
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| 10, Mount Pleasant670 m away | 47 m² | 76 m² | +29 m² +62% | 2018 |
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| 4, Lily Court, Havelock Road773 m away | 44 m² | 72 m² | +28 m² +64% | 2023 |
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| 20, Flamingo Close583 m away | 81 m² | 109 m² | +28 m² +35% | 2020 |
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| 8, Barkham Road847 m away | 103 m² | 129 m² | +26 m² +25% | 2020 |
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| 33, St Pauls Gate559 m away | 77 m² | 102 m² | +25 m² +32% | 2026 |
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| 47, Dorset Way832 m away | 116 m² | 141 m² | +25 m² +22% | 2016 |
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| 112, Oxford Road495 m away | 130 m² | 155 m² | +25 m² +19% | 2015 |
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| 8, Lalande Close467 m away | 53 m² | 78 m² | +25 m² +47% | 2014 |
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| 7, Kesteven Way604 m away | 78 m² | 102 m² | +24 m² +31% | 2026 |
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| 6, Clifton Road731 m away | 123 m² | 147 m² | +24 m² +20% | 2016 |
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| 206, Clifton Road854 m away | 76 m² | 100 m² | +24 m² +32% | 2014 |
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| 23, Drey House, Squirrel Walk538 m away | 60 m² | 83 m² | +23 m² +38% | 2026 |
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| 5, Lily Court, Havelock Road773 m away | 44 m² | 67 m² | +23 m² +52% | 2024 |
|---|
| 1, Quartz Close874 m away | 71 m² | 94 m² | +23 m² +32% | 2024 |
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| 79, Tamar Way347 m away | 75 m² | 98 m² | +23 m² +31% | 2020 |
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| 38, Linnet Walk381 m away | 85 m² | 107 m² | +22 m² +26% | 2018 |
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| 60, Arthur Road250 m away | 145 m² | 167 m² | +22 m² +15% | 2016 |
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| 6, Brook Close686 m away | 99 m² | 121 m² | +22 m² +22% | 2016 |
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| 6, Havelock Road749 m away | 72 m² | 93 m² | +21 m² +29% | 2026 |
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| 11, Starling Close418 m away | 79 m² | 100 m² | +21 m² +27% | 2022 |
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| 3, Mill Close597 m away | 75 m² | 96 m² | +21 m² +28% | 2019 |
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| 11, Yew Close500 m away | 94 m² | 114 m² | +20 m² +21% | 2024 |
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| 15, Trent Close421 m away | 79 m² | 99 m² | +20 m² +25% | 2016 |
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| 11, Oxford Road662 m away | 83 m² | 103 m² | +20 m² +24% | 2014 |
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| 20, Tamar Way347 m away | 105 m² | 124 m² | +19 m² +18% | 2022 |
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| 3, Bell House Gardens941 m away | 70 m² | 89 m² | +19 m² +27% | 2019 |
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| 40, Emmbrook Road953 m away | 95 m² | 114 m² | +19 m² +20% | 2018 |
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| 61, Sewell Avenue999 m away | 62 m² | 81 m² | +19 m² +31% | 2016 |
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| 7, Peacock Walk562 m away | 83 m² | 102 m² | +19 m² +23% | 2015 |
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| 37, Walter Road812 m away | 118 m² | 137 m² | +19 m² +16% | 2011 |
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| 4, Owl Close685 m away | 53 m² | 71 m² | +18 m² +34% | 2024 |
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| 23, Marks Road922 m away | 85 m² | 103 m² | +18 m² +21% | 2023 |
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| 9, Lindsey Close812 m away | 75 m² | 93 m² | +18 m² +24% | 2022 |
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| 8, Jupiter Way237 m away | 61 m² | 79 m² | +18 m² +30% | 2021 |
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| 32, Banbury Close712 m away | 73 m² | 91 m² | +18 m² +25% | 2012 |
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| 56, Valley Crescent852 m away | 91 m² | 108 m² | +17 m² +19% | 2026 |
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| 44, Opal Way842 m away | 73 m² | 90 m² | +17 m² +23% | 2024 |
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| 115, Oxford Road523 m away | 89 m² | 106 m² | +17 m² +19% | 2023 |
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| 66, Northway820 m away | 76 m² | 93 m² | +17 m² +22% | 2021 |
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| 48, Valley Crescent852 m away | 71 m² | 88 m² | +17 m² +24% | 2021 |
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| 19, Quartz Close874 m away | 103 m² | 119 m² | +16 m² +16% | 2025 |
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| 10, Tanhouse Lane860 m away | 56 m² | 72 m² | +16 m² +29% | 2023 |
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| 32, Swallow Way688 m away | 95 m² | 110 m² | +15 m² +16% | 2026 |
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| 6, Falcon Way352 m away | 80 m² | 95 m² | +15 m² +19% | 2022 |
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| 36, Mill Close597 m away | 97 m² | 112 m² | +15 m² +15% | 2020 |
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| 54a, Meadow Road577 m away | 65 m² | 80 m² | +15 m² +23% | 2018 |
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| 108, Copse Drive638 m away | 84 m² | 99 m² | +15 m² +18% | 2016 |
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