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 GU1 1PE
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, Waltham Avenue501 m away | 76 m² | 171 m² | +95 m² +125% | 2026 |
| 22, Macdowall Road348 m away | 120 m² | 213 m² | +93 m² +78% | 2024 |
| 2, Juniper Close174 m away | 162 m² | 245 m² | +83 m² +51% | 2023 |
| 4, Rosemary Crescent967 m away | 77 m² | 156 m² | +79 m² +103% | 2022 |
| 40, Woodlands Road873 m away | 88 m² | 153 m² | +65 m² +74% | 2015 |
| 276, Grange Road496 m away | 96 m² | 160 m² | +64 m² +67% | 2025 |
| 134, Woking Road880 m away | 119 m² | 182 m² | +63 m² +53% | 2024 |
| 2, Princess Mary Close466 m away | 214 m² | 274 m² | +60 m² +28% | 2013 |
| 23, Maytree Close537 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.
| 95 m² |
| 150 m² |
| +55 m² +58% |
| 2015 |
| 4, Heron Close898 m away | 70 m² | 124 m² | +54 m² +77% | 2024 |
|---|
| 77, Lime Grove364 m away | 44 m² | 98 m² | +54 m² +123% | 2021 |
|---|
| 15, Heron Close898 m away | 90 m² | 144 m² | +54 m² +60% | 2015 |
|---|
| 183, Tylehost538 m away | 69 m² | 122 m² | +53 m² +77% | 2014 |
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| 24, Treebys Avenue893 m away | 59 m² | 109 m² | +50 m² +85% | 2015 |
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| 69, Queenhythe Road990 m away | 58 m² | 106 m² | +48 m² +83% | 2020 |
|---|
| Stringers Farm, Stringers Common415 m away | 137 m² | 185 m² | +48 m² +35% | 2017 |
|---|
| 62, Whitemore Road947 m away | 77 m² | 124 m² | +47 m² +61% | 2023 |
|---|
| 61, Whitemore Road947 m away | 76 m² | 122 m² | +46 m² +61% | 2024 |
|---|
| 10, Rosemary Crescent967 m away | 78 m² | 123 m² | +45 m² +58% | 2015 |
|---|
| 42, Reeve Court, Tarragon Drive811 m away | 39 m² | 84 m² | +45 m² +115% | 2009 |
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| 280, Tylehost538 m away | 74 m² | 118 m² | +44 m² +59% | 2025 |
|---|
| 14, Maytree Close537 m away | 91 m² | 135 m² | +44 m² +48% | 2024 |
|---|
| 23, Railton Road365 m away | 141 m² | 182 m² | +41 m² +29% | 2024 |
|---|
| 8, Lime Grove464 m away | 96 m² | 137 m² | +41 m² +43% | 2023 |
|---|
| 107, Lime Grove370 m away | 88 m² | 128 m² | +40 m² +45% | 2026 |
|---|
| 83, Queenhythe Road990 m away | 93 m² | 133 m² | +40 m² +43% | 2017 |
|---|
| 5, Treebys Avenue893 m away | 48 m² | 87 m² | +39 m² +81% | 2022 |
|---|
| 103, Saffron Platt798 m away | 60 m² | 98 m² | +38 m² +63% | 2022 |
|---|
| 26, Macdowall Road348 m away | 123 m² | 160 m² | +37 m² +30% | 2021 |
|---|
| 14, Cumberland Avenue549 m away | 104 m² | 141 m² | +37 m² +36% | 2020 |
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| 19, Palm Grove383 m away | 58 m² | 95 m² | +37 m² +64% | 2019 |
|---|
| 3, Johnston Walk791 m away | 81 m² | 118 m² | +37 m² +46% | 2016 |
|---|
| 108a, Woking Road880 m away | 150 m² | 186 m² | +36 m² +24% | 2025 |
|---|
| 52, Waltham Avenue501 m away | 78 m² | 113 m² | +35 m² +45% | 2025 |
|---|
| 31, Grangefields Road856 m away | 62 m² | 96 m² | +34 m² +55% | 2023 |
|---|
| 18, Whitemore Road923 m away | 68 m² | 102 m² | +34 m² +50% | 2022 |
|---|
| 39, Saffron Platt647 m away | 58 m² | 92 m² | +34 m² +59% | 2020 |
|---|
| 31, Hazel Avenue658 m away | 67 m² | 101 m² | +34 m² +51% | 2016 |
|---|
| 40, Johnston Walk675 m away | 66 m² | 99 m² | +33 m² +50% | 2020 |
|---|
| 53, Brookside839 m away | 83 m² | 115 m² | +32 m² +39% | 2026 |
|---|
| 69, Hazel Avenue376 m away | 109 m² | 141 m² | +32 m² +29% | 2025 |
|---|
| 5a, Juniper Close184 m away | 86 m² | 117 m² | +31 m² +36% | 2026 |
|---|
| 27, Woodlands Road873 m away | 139 m² | 170 m² | +31 m² +22% | 2025 |
|---|
| 28, Cardwells Keep939 m away | 88 m² | 119 m² | +31 m² +35% | 2025 |
|---|
| 24, Whitemore Road923 m away | 76 m² | 107 m² | +31 m² +41% | 2024 |
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| 65, Whitemore Road947 m away | 77 m² | 108 m² | +31 m² +40% | 2020 |
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| 22, Badger Close857 m away | 74 m² | 104 m² | +30 m² +41% | 2020 |
|---|
| 15, Juniper Close184 m away | 88 m² | 118 m² | +30 m² +34% | 2016 |
|---|
| 9, Regalfield Close981 m away | 48 m² | 77 m² | +29 m² +60% | 2022 |
|---|
| 13, Johnston Walk791 m away | 67 m² | 96 m² | +29 m² +43% | 2014 |
|---|
| 2, Hamilton Drive645 m away | 87 m² | 115 m² | +28 m² +32% | 2021 |
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| 17, Johnston Green666 m away | 81 m² | 109 m² | +28 m² +35% | 2021 |
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| 233, Worplesdon Road909 m away | 86 m² | 114 m² | +28 m² +33% | 2015 |
|---|
| 56, Waltham Avenue540 m away | 84 m² | 112 m² | +28 m² +33% | 2014 |
|---|
| 78, Cypress Road947 m away | 108 m² | 135 m² | +27 m² +25% | 2026 |
|---|
| 31, Lime Grove464 m away | 96 m² | 123 m² | +27 m² +28% | 2018 |
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| 16, Lyons Drive805 m away | 122 m² | 149 m² | +27 m² +22% | 2014 |
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| 30, Grangefields Road808 m away | 60 m² | 87 m² | +27 m² +45% | 2013 |
|---|
| 4, Hazel Avenue501 m away | 92 m² | 118 m² | +26 m² +28% | 2026 |
|---|
| 3, Regalfield Close981 m away | 64 m² | 90 m² | +26 m² +41% | 2024 |
|---|
| 9, Rosemary Crescent967 m away | 130 m² | 156 m² | +26 m² +20% | 2023 |
|---|
| 29, Lime Grove464 m away | 88 m² | 114 m² | +26 m² +30% | 2018 |
|---|
| 1, Maytree Close537 m away | 96 m² | 121 m² | +25 m² +26% | 2021 |
|---|
| 12, Juniper Close174 m away | 88 m² | 113 m² | +25 m² +28% | 2020 |
|---|
| 7, Tamarind Close691 m away | 124 m² | 149 m² | +25 m² +20% | 2018 |
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| 7, Grangefields Road856 m away | 53 m² | 78 m² | +25 m² +47% | 2017 |
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| 195, Worplesdon Road975 m away | 82 m² | 107 m² | +25 m² +30% | 2017 |
|---|
| 4, Johnston Walk791 m away | 122 m² | 147 m² | +25 m² +20% | 2016 |
|---|
| 16, Whitemore Road923 m away | 80 m² | 105 m² | +25 m² +31% | 2014 |
|---|
| 4, Palm Grove383 m away | 116 m² | 141 m² | +25 m² +22% | 2013 |
|---|
| 130, Woking Road880 m away | 85 m² | 109 m² | +24 m² +28% | 2016 |
|---|
| 12, Whateley Close237 m away | 87 m² | 111 m² | +24 m² +28% | 2014 |
|---|
| 80, Grange Road597 m away | 80 m² | 103 m² | +23 m² +29% | 2024 |
|---|
| 10, Grange Close501 m away | 89 m² | 112 m² | +23 m² +26% | 2019 |
|---|
| 205, Worplesdon Road909 m away | 62 m² | 85 m² | +23 m² +37% | 2019 |
|---|
| 28, North Road887 m away | 71 m² | 93 m² | +22 m² +31% | 2026 |
|---|
| 9, Weydown Close902 m away | 51 m² | 73 m² | +22 m² +43% | 2024 |
|---|
| 1, Dayspring233 m away | 88 m² | 110 m² | +22 m² +25% | 2022 |
|---|
| 39, Henderson Avenue177 m away | 108 m² | 129 m² | +21 m² +19% | 2020 |
|---|
| 58, Whitemore Road947 m away | 75 m² | 96 m² | +21 m² +28% | 2019 |
|---|
| 12, Grange Road846 m away | 83 m² | 103 m² | +20 m² +24% | 2020 |
|---|
| 20, Oak Tree Drive470 m away | 88 m² | 108 m² | +20 m² +23% | 2013 |
|---|
| 18, Harts Gardens696 m away | 80 m² | 99 m² | +19 m² +24% | 2014 |
|---|
| 21, Burden Way314 m away | 93 m² | 112 m² | +19 m² +20% | 2013 |
|---|
| 86, Waltham Avenue540 m away | 71 m² | 90 m² | +19 m² +27% | 2013 |
|---|
| 15, Cardwells Keep939 m away | 78 m² | 96 m² | +18 m² +23% | 2021 |
|---|
| 163, Worplesdon Road975 m away | 108 m² | 126 m² | +18 m² +17% | 2014 |
|---|
| 13, Waltham Avenue540 m away | 77 m² | 94 m² | +17 m² +22% | 2025 |
|---|
| 19, Yew Tree Drive160 m away | 99 m² | 116 m² | +17 m² +17% | 2024 |
|---|
| 18, Lyons Drive805 m away | 84 m² | 101 m² | +17 m² +20% | 2024 |
|---|
| 17, Mandeville Close832 m away | 76 m² | 93 m² | +17 m² +22% | 2024 |
|---|
| 11, Stringers Avenue903 m away | 98 m² | 115 m² | +17 m² +17% | 2024 |
|---|
| 4, Saffron Platt699 m away | 70 m² | 87 m² | +17 m² +24% | 2023 |
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| 23, Willow Way256 m away | 80 m² | 97 m² | +17 m² +21% | 2022 |
|---|
| 16, Cardamom Close757 m away | 77 m² | 93 m² | +16 m² +21% | 2025 |
|---|
| 9, Monro Drive870 m away | 71 m² | 87 m² | +16 m² +23% | 2025 |
|---|
| 89, Hazel Avenue251 m away | 92 m² | 108 m² | +16 m² +17% | 2024 |
|---|
| 18, Hazel Avenue501 m away | 100 m² | 116 m² | +16 m² +16% | 2024 |
|---|
| 25, Somertons Close954 m away | 73 m² | 89 m² | +16 m² +22% | 2021 |
|---|
| 7, Oakwood769 m away | 80 m² | 95 m² | +15 m² +19% | 2025 |
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| 43, Juniper Close184 m away | 98 m² | 113 m² | +15 m² +15% | 2024 |
|---|
| 38, Waltham Avenue501 m away | 76 m² | 91 m² | +15 m² +20% | 2024 |
|---|
| 32, Badger Close857 m away | 73 m² | 88 m² | +15 m² +21% | 2014 |
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