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 5NA
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, North Weald Close638 m away | 95 m² | 201 m² | +106 m² +112% | 2025 |
| 31, Coniston Way802 m away | 80 m² | 165 m² | +85 m² +106% | 2023 |
| 34, Hunter Drive778 m away | 66 m² | 143 m² | +77 m² +117% | 2025 |
| 471, South End Road401 m away | 79 m² | 155 m² | +76 m² +96% | 2021 |
| 62, Lancaster Drive761 m away | 82 m² | 143 m² | +61 m² +74% | 2025 |
| 23, Windermere Avenue574 m away | 82 m² | 143 m² | +61 m² +74% | 2015 |
| 9, Hesselyn Drive976 m away | 77 m² | 138 m² | +61 m² +79% | 2014 |
| 31, Penrith Crescent344 m away | 110 m² | 168 m² | +58 m² +53% | 2025 |
| 8, Upney Close724 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.
| 115 m² |
| 173 m² |
| +58 m² +50% |
| 2017 |
| 37, Elmer Gardens977 m away | 106 m² | 163 m² | +57 m² +54% | 2021 |
|---|
| 120, Diban Avenue774 m away | 69 m² | 124 m² | +55 m² +80% | 2024 |
|---|
| 81, St Andrews Avenue752 m away | 95 m² | 149 m² | +54 m² +57% | 2024 |
|---|
| 30, Wittering Walk453 m away | 106 m² | 160 m² | +54 m² +51% | 2015 |
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| 190, Lancaster Drive119 m away | 72 m² | 125 m² | +53 m² +74% | 2018 |
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| 24, Ennerdale Avenue695 m away | 89 m² | 141 m² | +52 m² +58% | 2026 |
|---|
| 130, Laburnum Walk386 m away | 99 m² | 151 m² | +52 m² +53% | 2022 |
|---|
| 10, West Malling Way249 m away | 92 m² | 136 m² | +44 m² +48% | 2016 |
|---|
| 54, Cavendish Crescent419 m away | 204 m² | 248 m² | +44 m² +22% | 2013 |
|---|
| 16a, Cowdray Way906 m away | 45 m² | 89 m² | +44 m² +98% | 2009 |
|---|
| 10, Hatfield Close764 m away | 83 m² | 126 m² | +43 m² +52% | 2025 |
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| 73, Bader Way327 m away | 89 m² | 131 m² | +42 m² +47% | 2026 |
|---|
| 19, Swanbourne Drive829 m away | 95 m² | 137 m² | +42 m² +44% | 2015 |
|---|
| 10, Fulmar Road603 m away | 100 m² | 141 m² | +41 m² +41% | 2015 |
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| 7, Esmond Close914 m away | 85 m² | 126 m² | +41 m² +48% | 2014 |
|---|
| 8, Rochester Road659 m away | 76 m² | 116 m² | +40 m² +53% | 2026 |
|---|
| 17, Diban Avenue935 m away | 97 m² | 137 m² | +40 m² +41% | 2021 |
|---|
| 25, Calmore Close574 m away | 81 m² | 121 m² | +40 m² +49% | 2019 |
|---|
| 12, Christopher Close990 m away | 88 m² | 128 m² | +40 m² +45% | 2015 |
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| 84, Laburnum Walk386 m away | 70 m² | 110 m² | +40 m² +57% | 2014 |
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| 14, Northwood Avenue917 m away | 84 m² | 123 m² | +39 m² +46% | 2025 |
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| 3, Inglewood Close937 m away | 111 m² | 150 m² | +39 m² +35% | 2016 |
|---|
| 6, Easedale Drive364 m away | 81 m² | 119 m² | +38 m² +47% | 2021 |
|---|
| 5, Carnforth Gardens511 m away | 87 m² | 125 m² | +38 m² +44% | 2021 |
|---|
| 21, Finucane Gardens423 m away | 46 m² | 84 m² | +38 m² +83% | 2015 |
|---|
| 15, St Andrews Avenue527 m away | 71 m² | 107 m² | +36 m² +51% | 2025 |
|---|
| 93, Elms Farm Road462 m away | 100 m² | 136 m² | +36 m² +36% | 2014 |
|---|
| 13, Conway Close963 m away | 59 m² | 94 m² | +35 m² +59% | 2023 |
|---|
| 123, Diban Avenue774 m away | 67 m² | 102 m² | +35 m² +52% | 2016 |
|---|
| 76, Diban Avenue811 m away | 67 m² | 102 m² | +35 m² +52% | 2015 |
|---|
| 96, Windermere Avenue750 m away | 87 m² | 121 m² | +34 m² +39% | 2025 |
|---|
| 74, Ambleside Avenue189 m away | 82 m² | 116 m² | +34 m² +41% | 2022 |
|---|
| 20, Coniston Way835 m away | 71 m² | 104 m² | +33 m² +46% | 2026 |
|---|
| 62, Mungo Park Road827 m away | 122 m² | 154 m² | +32 m² +26% | 2021 |
|---|
| 108, Lancaster Drive370 m away | 85 m² | 117 m² | +32 m² +38% | 2010 |
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| 36, Wood Lane613 m away | 89 m² | 120 m² | +31 m² +35% | 2025 |
|---|
| 76, Lancaster Drive761 m away | 75 m² | 106 m² | +31 m² +41% | 2025 |
|---|
| 1a, Lancaster Drive927 m away | 30 m² | 61 m² | +31 m² +103% | 2022 |
|---|
| 3, Maylands Avenue581 m away | 75 m² | 106 m² | +31 m² +41% | 2020 |
|---|
| 274, Mungo Park Road511 m away | 79 m² | 110 m² | +31 m² +39% | 2018 |
|---|
| 35, Calmore Close574 m away | 100 m² | 131 m² | +31 m² +31% | 2013 |
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| 17, Coronation Drive184 m away | 78 m² | 108 m² | +30 m² +38% | 2020 |
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| 5, Leconfield Walk421 m away | 80 m² | 110 m² | +30 m² +38% | 2015 |
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| 26, Ryder Gardens902 m away | 93 m² | 122 m² | +29 m² +31% | 2026 |
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| 210, Benhurst Avenue919 m away | 92 m² | 121 m² | +29 m² +32% | 2025 |
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| 240, Mungo Park Road636 m away | 77 m² | 106 m² | +29 m² +38% | 2023 |
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| 11a, Tadworth Parade592 m away | 44 m² | 73 m² | +29 m² +66% | 2022 |
|---|
| 9, St Andrews Avenue527 m away | 100 m² | 129 m² | +29 m² +29% | 2021 |
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| 25, Langdale Gardens546 m away | 111 m² | 140 m² | +29 m² +26% | 2019 |
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| 2, Condor Walk666 m away | 101 m² | 130 m² | +29 m² +29% | 2015 |
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| 22, Lovell Walk779 m away | 76 m² | 104 m² | +28 m² +37% | 2024 |
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| 19, Sowrey Avenue816 m away | 76 m² | 104 m² | +28 m² +37% | 2024 |
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| 88, Elmer Gardens977 m away | 109 m² | 137 m² | +28 m² +26% | 2023 |
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| 22, Lancaster Drive927 m away | 91 m² | 118 m² | +27 m² +30% | 2025 |
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| 50, Swanbourne Drive829 m away | 77 m² | 104 m² | +27 m² +35% | 2024 |
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| 73, Laburnum Walk386 m away | 81 m² | 108 m² | +27 m² +33% | 2022 |
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| 6, Esmond Close914 m away | 94 m² | 121 m² | +27 m² +29% | 2017 |
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| 16, Peregrine Walk506 m away | 75 m² | 102 m² | +27 m² +36% | 2015 |
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| 59, Elmer Gardens977 m away | 100 m² | 127 m² | +27 m² +27% | 2014 |
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| 11, Ambleside Avenue356 m away | 70 m² | 97 m² | +27 m² +39% | 2011 |
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| 7, Carnforth Gardens511 m away | 101 m² | 127 m² | +26 m² +26% | 2026 |
|---|
| 45, Laburnum Walk743 m away | 73 m² | 99 m² | +26 m² +36% | 2024 |
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| 5, Rosebank Avenue740 m away | 72 m² | 98 m² | +26 m² +36% | 2023 |
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| 2, Peregrine Walk560 m away | 73 m² | 99 m² | +26 m² +36% | 2016 |
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| 226, St Andrews Avenue949 m away | 84 m² | 110 m² | +26 m² +31% | 2014 |
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| 1, Christopher Close990 m away | 102 m² | 127 m² | +25 m² +25% | 2021 |
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| 25, Calbourne Avenue399 m away | 106 m² | 131 m² | +25 m² +24% | 2020 |
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| 162, Elm Park Avenue853 m away | 56 m² | 81 m² | +25 m² +45% | 2020 |
|---|
| 173, South End Road984 m away | 98 m² | 122 m² | +24 m² +24% | 2025 |
|---|
| 114, Diban Avenue774 m away | 84 m² | 108 m² | +24 m² +29% | 2022 |
|---|
| 110, Northwood Avenue917 m away | 87 m² | 110 m² | +23 m² +26% | 2026 |
|---|
| 23, Lovell Walk779 m away | 102 m² | 125 m² | +23 m² +23% | 2024 |
|---|
| 101, Benhurst Avenue964 m away | 96 m² | 119 m² | +23 m² +24% | 2021 |
|---|
| 35, Flamingo Walk683 m away | 70 m² | 93 m² | +23 m² +33% | 2014 |
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| 131, Laburnum Walk386 m away | 80 m² | 102 m² | +22 m² +28% | 2026 |
|---|
| 21, Chevington Way972 m away | 107 m² | 129 m² | +22 m² +21% | 2026 |
|---|
| 16, Northwood Avenue917 m away | 84 m² | 106 m² | +22 m² +26% | 2025 |
|---|
| 67, Bader Way327 m away | 121 m² | 143 m² | +22 m² +18% | 2020 |
|---|
| 176, Suttons Lane900 m away | 82 m² | 104 m² | +22 m² +27% | 2020 |
|---|
| 8, Kendal Croft685 m away | 92 m² | 114 m² | +22 m² +24% | 2019 |
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| 25, Silverdale Drive233 m away | 114 m² | 136 m² | +22 m² +19% | 2018 |
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| 15, Kestrel Close632 m away | 82 m² | 104 m² | +22 m² +27% | 2018 |
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| 77, Tuck Road622 m away | 71 m² | 93 m² | +22 m² +31% | 2016 |
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| 13, Bonington Road730 m away | 101 m² | 123 m² | +22 m² +22% | 2015 |
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| 15, Ilfracombe Crescent830 m away | 116 m² | 138 m² | +22 m² +19% | 2014 |
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| Flat 32, Maybank Lodge, Maybank Avenue473 m away | 42 m² | 64 m² | +22 m² +52% | 2011 |
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| 91, Woburn Avenue797 m away | 116 m² | 137 m² | +21 m² +18% | 2023 |
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| 82, Laburnum Walk386 m away | 76 m² | 97 m² | +21 m² +28% | 2020 |
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| 2, Falcon Way755 m away | 111 m² | 132 m² | +21 m² +19% | 2016 |
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| 24, Mungo Park Road850 m away | 105 m² | 125 m² | +20 m² +19% | 2025 |
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| 46, Elm Park Avenue955 m away | 67 m² | 87 m² | +20 m² +30% | 2025 |
|---|
| 1, Spring Gardens648 m away | 110 m² | 130 m² | +20 m² +18% | 2024 |
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| 7, Hugo Gardens946 m away | 76 m² | 96 m² | +20 m² +26% | 2023 |
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| 71, St Andrews Avenue649 m away | 80 m² | 100 m² | +20 m² +25% | 2022 |
|---|
| 2, Gray Gardens713 m away | 77 m² | 97 m² | +20 m² +26% | 2021 |
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| 19, Hugo Gardens946 m away | 68 m² | 88 m² | +20 m² +29% | 2016 |
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| 5, Condor Walk666 m away | 76 m² | 96 m² | +20 m² +26% | 2015 |
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| 38, Cowdray Way906 m away | 101 m² | 121 m² | +20 m² +20% | 2015 |
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| 3, Rye Close731 m away | 84 m² | 104 m² | +20 m² +24% | 2012 |
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| 52, Coniston Way802 m away | 92 m² | 111 m² | +19 m² +21% | 2025 |
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| 25, Furness Way720 m away | 87 m² | 106 m² | +19 m² +22% | 2024 |
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| 31, Astra Close182 m away | 85 m² | 104 m² | +19 m² +22% | 2023 |
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| 33, Dawson Drive934 m away | 77 m² | 96 m² | +19 m² +25% | 2023 |
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| 365, South End Road0 m away | 59 m² | 78 m² | +19 m² +32% | 2014 |
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| 11, Veny Crescent771 m away | 93 m² | 112 m² | +19 m² +20% | 2014 |
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| 25, Ambleside Avenue356 m away | 73 m² | 92 m² | +19 m² +26% | 2010 |
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| 13, Stephen Avenue638 m away | 77 m² | 95 m² | +18 m² +23% | 2026 |
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| 253, Elm Park Avenue853 m away | 99 m² | 117 m² | +18 m² +18% | 2025 |
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| 1, Bader Way560 m away | 76 m² | 94 m² | +18 m² +24% | 2023 |
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| 85, Woburn Avenue797 m away | 77 m² | 95 m² | +18 m² +23% | 2023 |
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| 8, Christopher Close990 m away | 80 m² | 98 m² | +18 m² +23% | 2023 |
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| 47, Stapleton Crescent696 m away | 89 m² | 107 m² | +18 m² +20% | 2016 |
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| 4, Christopher Close990 m away | 93 m² | 111 m² | +18 m² +19% | 2015 |
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| 63, Hayes Drive942 m away | 76 m² | 94 m² | +18 m² +24% | 2013 |
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| 21, Lovell Walk779 m away | 77 m² | 94 m² | +17 m² +22% | 2026 |
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| 6a, Broadway Parade787 m away | 66 m² | 83 m² | +17 m² +26% | 2026 |
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| 1, Sarre Avenue547 m away | 59 m² | 76 m² | +17 m² +29% | 2024 |
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| 3, Yale Way965 m away | 111 m² | 128 m² | +17 m² +15% | 2022 |
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| 56, Diban Avenue811 m away | 74 m² | 91 m² | +17 m² +23% | 2021 |
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| 72, Sowrey Avenue859 m away | 73 m² | 90 m² | +17 m² +23% | 2020 |
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| 10, Bennions Close705 m away | 60 m² | 76 m² | +16 m² +27% | 2026 |
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| 17a, The Broadway734 m away | 69 m² | 85 m² | +16 m² +23% | 2025 |
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| 69, Rosebank Avenue604 m away | 86 m² | 102 m² | +16 m² +19% | 2024 |
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| 22, Rosebank Avenue740 m away | 85 m² | 101 m² | +16 m² +19% | 2024 |
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| 46, Tangmere Crescent336 m away | 94 m² | 110 m² | +16 m² +17% | 2023 |
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| 604, South End Road698 m away | 83 m² | 99 m² | +16 m² +19% | 2021 |
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| 21, Hawkinge Way295 m away | 78 m² | 94 m² | +16 m² +21% | 2019 |
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| 81, Laburnum Walk386 m away | 81 m² | 97 m² | +16 m² +20% | 2019 |
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| 57, Rosebank Avenue604 m away | 80 m² | 96 m² | +16 m² +20% | 2016 |
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| 144, Maybank Avenue387 m away | 72 m² | 87 m² | +15 m² +21% | 2025 |
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| 73, Deere Avenue422 m away | 53 m² | 68 m² | +15 m² +28% | 2022 |
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| 56, Jersey Road927 m away | 75 m² | 90 m² | +15 m² +20% | 2022 |
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| 444, South End Road381 m away | 81 m² | 96 m² | +15 m² +19% | 2020 |
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| 1, Diban Court747 m away | 46 m² | 61 m² | +15 m² +33% | 2019 |
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| 36, Ilfracombe Crescent830 m away | 93 m² | 108 m² | +15 m² +16% | 2018 |
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| 62, Cowdray Way906 m away | 84 m² | 99 m² | +15 m² +18% | 2014 |
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