Finding extended homes…
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Sign in to keep them on every device →Finding extended homes…
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 RM12 5DJ
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 |
|---|---|---|---|---|
| 1, Singleton Close591 m away | 121 m² | 229 m² | +108 m² +89% | 2026 |
| 31, Coniston Way429 m away | 80 m² | 165 m² | +85 m² +106% | 2023 |
| 34, Hunter Drive915 m away | 66 m² | 143 m² | +77 m² +117% | 2025 |
| 471, South End Road443 m away | 79 m² | 155 m² | +76 m² +96% | 2021 |
| 9, Liphook Close584 m away | 118 m² | 193 m² | +75 m² +64% | 2021 |
| 69, Benhurst Avenue951 m away | 62 m² | 124 m² | +62 m² +100% | 2019 |
| 62, Lancaster Drive721 m away | 82 m² | 143 m² | +61 m² +74% | 2025 |
| 23, Windermere Avenue83 m away | 82 m² | 143 m² | +61 m² +74% | 2015 |
| 8, Willow Close836 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 |
| 132 m² |
| +60 m² +83% |
| 2016 |
| 31, Penrith Crescent395 m away | 110 m² | 168 m² | +58 m² +53% | 2025 |
|---|
| 120, Diban Avenue520 m away | 69 m² | 124 m² | +55 m² +80% | 2024 |
|---|
| 81, St Andrews Avenue252 m away | 95 m² | 149 m² | +54 m² +57% | 2024 |
|---|
| 30, Wittering Walk953 m away | 106 m² | 160 m² | +54 m² +51% | 2015 |
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| 190, Lancaster Drive546 m away | 72 m² | 125 m² | +53 m² +74% | 2018 |
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| 24, Ennerdale Avenue363 m away | 89 m² | 141 m² | +52 m² +58% | 2026 |
|---|
| 130, Laburnum Walk603 m away | 99 m² | 151 m² | +52 m² +53% | 2022 |
|---|
| 129, Eyhurst Avenue617 m away | 71 m² | 119 m² | +48 m² +68% | 2020 |
|---|
| 155, Warren Drive850 m away | 64 m² | 112 m² | +48 m² +75% | 2013 |
|---|
| 10, West Malling Way708 m away | 92 m² | 136 m² | +44 m² +48% | 2016 |
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| 54, Cavendish Crescent788 m away | 204 m² | 248 m² | +44 m² +22% | 2013 |
|---|
| 16a, Cowdray Way396 m away | 45 m² | 89 m² | +44 m² +98% | 2009 |
|---|
| 23, Eyhurst Avenue777 m away | 72 m² | 115 m² | +43 m² +60% | 2023 |
|---|
| 73, Bader Way598 m away | 89 m² | 131 m² | +42 m² +47% | 2026 |
|---|
| 10, Fulmar Road865 m away | 100 m² | 141 m² | +41 m² +41% | 2015 |
|---|
| 17, Diban Avenue778 m away | 97 m² | 137 m² | +40 m² +41% | 2021 |
|---|
| 25, Calmore Close908 m away | 81 m² | 121 m² | +40 m² +49% | 2019 |
|---|
| 84, Laburnum Walk603 m away | 70 m² | 110 m² | +40 m² +57% | 2014 |
|---|
| 14, Northwood Avenue431 m away | 84 m² | 123 m² | +39 m² +46% | 2025 |
|---|
| 2, Willow Close836 m away | 88 m² | 127 m² | +39 m² +44% | 2017 |
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| 15, Benhurst Avenue951 m away | 98 m² | 136 m² | +38 m² +39% | 2026 |
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| 5, Carnforth Gardens0 m away | 87 m² | 125 m² | +38 m² +44% | 2021 |
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| 6, Easedale Drive151 m away | 81 m² | 119 m² | +38 m² +47% | 2021 |
|---|
| 21, Finucane Gardens489 m away | 46 m² | 84 m² | +38 m² +83% | 2015 |
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| 110, Eyhurst Avenue582 m away | 95 m² | 132 m² | +37 m² +39% | 2025 |
|---|
| 15, St Andrews Avenue126 m away | 71 m² | 107 m² | +36 m² +51% | 2025 |
|---|
| 93, Elms Farm Road715 m away | 100 m² | 136 m² | +36 m² +36% | 2014 |
|---|
| 293, Warren Drive585 m away | 96 m² | 131 m² | +35 m² +36% | 2020 |
|---|
| 123, Diban Avenue520 m away | 67 m² | 102 m² | +35 m² +52% | 2016 |
|---|
| 76, Diban Avenue629 m away | 67 m² | 102 m² | +35 m² +52% | 2015 |
|---|
| 96, Windermere Avenue275 m away | 87 m² | 121 m² | +34 m² +39% | 2025 |
|---|
| 74, Ambleside Avenue326 m away | 82 m² | 116 m² | +34 m² +41% | 2022 |
|---|
| 59, Petworth Way560 m away | 121 m² | 155 m² | +34 m² +28% | 2014 |
|---|
| 20, Coniston Way386 m away | 71 m² | 104 m² | +33 m² +46% | 2026 |
|---|
| 108, Lancaster Drive523 m away | 85 m² | 117 m² | +32 m² +38% | 2010 |
|---|
| 96, Eyhurst Avenue781 m away | 54 m² | 85 m² | +31 m² +57% | 2026 |
|---|
| 36, Wood Lane445 m away | 89 m² | 120 m² | +31 m² +35% | 2025 |
|---|
| 76, Lancaster Drive721 m away | 75 m² | 106 m² | +31 m² +41% | 2025 |
|---|
| 1a, Lancaster Drive926 m away | 30 m² | 61 m² | +31 m² +103% | 2022 |
|---|
| 3, Maylands Avenue470 m away | 75 m² | 106 m² | +31 m² +41% | 2020 |
|---|
| 274, Mungo Park Road467 m away | 79 m² | 110 m² | +31 m² +39% | 2018 |
|---|
| 35, Calmore Close908 m away | 100 m² | 131 m² | +31 m² +31% | 2013 |
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| 17, Coronation Drive386 m away | 78 m² | 108 m² | +30 m² +38% | 2020 |
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| 5, Leconfield Walk931 m away | 80 m² | 110 m² | +30 m² +38% | 2015 |
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| 26, Ryder Gardens843 m away | 93 m² | 122 m² | +29 m² +31% | 2026 |
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| 210, Benhurst Avenue582 m away | 92 m² | 121 m² | +29 m² +32% | 2025 |
|---|
| 240, Mungo Park Road658 m away | 77 m² | 106 m² | +29 m² +38% | 2023 |
|---|
| 11a, Tadworth Parade300 m away | 44 m² | 73 m² | +29 m² +66% | 2022 |
|---|
| 9, St Andrews Avenue126 m away | 100 m² | 129 m² | +29 m² +29% | 2021 |
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| 204, Warren Drive660 m away | 121 m² | 150 m² | +29 m² +24% | 2021 |
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| 25, Langdale Gardens237 m away | 111 m² | 140 m² | +29 m² +26% | 2019 |
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| 8, Carfax Road571 m away | 76 m² | 105 m² | +29 m² +38% | 2015 |
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| 22, Lovell Walk643 m away | 76 m² | 104 m² | +28 m² +37% | 2024 |
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| 19, Sowrey Avenue796 m away | 76 m² | 104 m² | +28 m² +37% | 2024 |
|---|
| 22, Lancaster Drive926 m away | 91 m² | 118 m² | +27 m² +30% | 2025 |
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| 73, Laburnum Walk603 m away | 81 m² | 108 m² | +27 m² +33% | 2022 |
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| 16, Peregrine Walk830 m away | 75 m² | 102 m² | +27 m² +36% | 2015 |
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| 11, Ambleside Avenue186 m away | 70 m² | 97 m² | +27 m² +39% | 2011 |
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| 7, Carnforth Gardens0 m away | 101 m² | 127 m² | +26 m² +26% | 2026 |
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| 45, Laburnum Walk777 m away | 73 m² | 99 m² | +26 m² +36% | 2024 |
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| 5, Rosebank Avenue844 m away | 72 m² | 98 m² | +26 m² +36% | 2023 |
|---|
| 2, Peregrine Walk884 m away | 73 m² | 99 m² | +26 m² +36% | 2016 |
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| 226, St Andrews Avenue507 m away | 84 m² | 110 m² | +26 m² +31% | 2014 |
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| 25, Calbourne Avenue400 m away | 106 m² | 131 m² | +25 m² +24% | 2020 |
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| 162, Elm Park Avenue575 m away | 56 m² | 81 m² | +25 m² +45% | 2020 |
|---|
| 114, Diban Avenue520 m away | 84 m² | 108 m² | +24 m² +29% | 2022 |
|---|
| 110, Northwood Avenue431 m away | 87 m² | 110 m² | +23 m² +26% | 2026 |
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| 23, Lovell Walk643 m away | 102 m² | 125 m² | +23 m² +23% | 2024 |
|---|
| 101, Benhurst Avenue676 m away | 96 m² | 119 m² | +23 m² +24% | 2021 |
|---|
| 35, Flamingo Walk948 m away | 70 m² | 93 m² | +23 m² +33% | 2014 |
|---|
| 131, Laburnum Walk603 m away | 80 m² | 102 m² | +22 m² +28% | 2026 |
|---|
| 16, Northwood Avenue431 m away | 84 m² | 106 m² | +22 m² +26% | 2025 |
|---|
| 67, Bader Way598 m away | 121 m² | 143 m² | +22 m² +18% | 2020 |
|---|
| 107, Eyhurst Avenue617 m away | 99 m² | 121 m² | +22 m² +22% | 2020 |
|---|
| 8, Kendal Croft309 m away | 92 m² | 114 m² | +22 m² +24% | 2019 |
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| 25, Silverdale Drive299 m away | 114 m² | 136 m² | +22 m² +19% | 2018 |
|---|
| 77, Tuck Road674 m away | 71 m² | 93 m² | +22 m² +31% | 2016 |
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| 179, Warren Drive850 m away | 65 m² | 87 m² | +22 m² +34% | 2014 |
|---|
| Flat 32, Maybank Lodge, Maybank Avenue880 m away | 42 m² | 64 m² | +22 m² +52% | 2011 |
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| 116, Warren Drive835 m away | 95 m² | 116 m² | +21 m² +22% | 2026 |
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| 76, Warren Drive835 m away | 98 m² | 119 m² | +21 m² +21% | 2024 |
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| 91, Woburn Avenue298 m away | 116 m² | 137 m² | +21 m² +18% | 2023 |
|---|
| 82, Laburnum Walk603 m away | 76 m² | 97 m² | +21 m² +28% | 2020 |
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| 46, Elm Park Avenue753 m away | 67 m² | 87 m² | +20 m² +30% | 2025 |
|---|
| 1, Spring Gardens414 m away | 110 m² | 130 m² | +20 m² +18% | 2024 |
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| 7, Hugo Gardens964 m away | 76 m² | 96 m² | +20 m² +26% | 2023 |
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| 71, St Andrews Avenue165 m away | 80 m² | 100 m² | +20 m² +25% | 2022 |
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| 2, Gray Gardens574 m away | 77 m² | 97 m² | +20 m² +26% | 2021 |
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| 42, Petworth Way560 m away | 94 m² | 114 m² | +20 m² +21% | 2016 |
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| 19, Hugo Gardens964 m away | 68 m² | 88 m² | +20 m² +29% | 2016 |
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| 38, Cowdray Way396 m away | 101 m² | 121 m² | +20 m² +20% | 2015 |
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| 3, Rye Close970 m away | 84 m² | 104 m² | +20 m² +24% | 2012 |
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| 52, Coniston Way429 m away | 92 m² | 111 m² | +19 m² +21% | 2025 |
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| 25, Furness Way431 m away | 87 m² | 106 m² | +19 m² +22% | 2024 |
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| 31, Astra Close582 m away | 85 m² | 104 m² | +19 m² +22% | 2023 |
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| 365, South End Road511 m away | 59 m² | 78 m² | +19 m² +32% | 2014 |
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| 25, Ambleside Avenue186 m away | 73 m² | 92 m² | +19 m² +26% | 2010 |
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| 13, Stephen Avenue544 m away | 77 m² | 95 m² | +18 m² +23% | 2026 |
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| 253, Elm Park Avenue376 m away | 99 m² | 117 m² | +18 m² +18% | 2025 |
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| 285, Warren Drive585 m away | 80 m² | 98 m² | +18 m² +23% | 2024 |
|---|
| 85, Woburn Avenue298 m away | 77 m² | 95 m² | +18 m² +23% | 2023 |
|---|
| 1, Bader Way775 m away | 76 m² | 94 m² | +18 m² +24% | 2023 |
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| 47, Stapleton Crescent905 m away | 89 m² | 107 m² | +18 m² +20% | 2016 |
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| 6a, Broadway Parade375 m away | 66 m² | 83 m² | +17 m² +26% | 2026 |
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| 21, Lovell Walk643 m away | 77 m² | 94 m² | +17 m² +22% | 2026 |
|---|
| 3, Yale Way457 m away | 111 m² | 128 m² | +17 m² +15% | 2022 |
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| 56, Diban Avenue629 m away | 74 m² | 91 m² | +17 m² +23% | 2021 |
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| 72, Sowrey Avenue748 m away | 73 m² | 90 m² | +17 m² +23% | 2020 |
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| 17a, The Broadway354 m away | 69 m² | 85 m² | +16 m² +23% | 2025 |
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| 69, Rosebank Avenue803 m away | 86 m² | 102 m² | +16 m² +19% | 2024 |
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| 22, Rosebank Avenue844 m away | 85 m² | 101 m² | +16 m² +19% | 2024 |
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| 46, Tangmere Crescent846 m away | 94 m² | 110 m² | +16 m² +17% | 2023 |
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| 14, Elm Park Avenue917 m away | 66 m² | 82 m² | +16 m² +24% | 2022 |
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| 604, South End Road645 m away | 83 m² | 99 m² | +16 m² +19% | 2021 |
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| 81, Laburnum Walk603 m away | 81 m² | 97 m² | +16 m² +20% | 2019 |
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| 21, Hawkinge Way804 m away | 78 m² | 94 m² | +16 m² +21% | 2019 |
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| 57, Rosebank Avenue803 m away | 80 m² | 96 m² | +16 m² +20% | 2016 |
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| 9, Petworth Way560 m away | 95 m² | 111 m² | +16 m² +17% | 2010 |
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| 144, Maybank Avenue815 m away | 72 m² | 87 m² | +15 m² +21% | 2025 |
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| 73, Deere Avenue605 m away | 53 m² | 68 m² | +15 m² +28% | 2022 |
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| 444, South End Road479 m away | 81 m² | 96 m² | +15 m² +19% | 2020 |
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| 1, Diban Court424 m away | 46 m² | 61 m² | +15 m² +33% | 2019 |
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| 62, Cowdray Way396 m away | 84 m² | 99 m² | +15 m² +18% | 2014 |
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| 164, Eyhurst Avenue582 m away | 81 m² | 96 m² | +15 m² +19% | 2014 |
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