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 RM7 7BB
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 |
|---|---|---|---|---|
| 274, Mawney Road658 m away | 91 m² | 200 m² | +109 m² +120% | 2026 |
| 1, Ivey Villas, 62, Brooklands Road523 m away | 98 m² | 195 m² | +97 m² +99% | 2022 |
| 35, Marlborough Road261 m away | 71 m² | 164 m² | +93 m² +131% | 2021 |
| 11, Birch Road803 m away | 66 m² | 159 m² | +93 m² +141% | 2020 |
| 15, The Avenue895 m away | 93 m² | 178 m² | +85 m² +91% | 2023 |
| 145, Sheringham Avenue985 m away | 73 m² | 156 m² | +83 m² +114% | 2014 |
| 34, Knightsbridge Gardens858 m away | 74 m² | 156 m² | +82 m² +111% | 2019 |
| 51, Mawney Road638 m away | 104 m² | 185 m² | +81 m² +78% | 2015 |
| 86, Mawney Road317 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.
| 125 m² |
| 199 m² |
| +74 m² +59% |
| 2016 |
| 47, Hainault Road704 m away | 93 m² | 160 m² | +67 m² +72% | 2024 |
|---|
| 11, Kimberley Avenue923 m away | 79 m² | 146 m² | +67 m² +85% | 2023 |
|---|
| 34, Poplar Street216 m away | 88 m² | 148 m² | +60 m² +68% | 2024 |
|---|
| 30, Pretoria Road355 m away | 92 m² | 152 m² | +60 m² +65% | 2023 |
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| 21, The Avenue895 m away | 94 m² | 153 m² | +59 m² +63% | 2023 |
|---|
| 24, Norfolk Road873 m away | 86 m² | 145 m² | +59 m² +69% | 2020 |
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| 2, Pettley Gardens811 m away | 51 m² | 109 m² | +58 m² +114% | 2022 |
|---|
| 46, Forest Road688 m away | 73 m² | 131 m² | +58 m² +79% | 2019 |
|---|
| 104, Como Street587 m away | 87 m² | 143 m² | +56 m² +64% | 2025 |
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| 102, Marks Road544 m away | 92 m² | 148 m² | +56 m² +61% | 2024 |
|---|
| 329, Mawney Road908 m away | 74 m² | 130 m² | +56 m² +76% | 2011 |
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| 135b, Marlborough Road576 m away | 67 m² | 122 m² | +55 m² +82% | 2026 |
|---|
| 104, Seymer Road960 m away | 83 m² | 138 m² | +55 m² +66% | 2026 |
|---|
| 25, Linden Street807 m away | 163 m² | 217 m² | +54 m² +33% | 2025 |
|---|
| 46, Oak Street140 m away | 102 m² | 155 m² | +53 m² +52% | 2024 |
|---|
| 45, Jubilee Avenue564 m away | 59 m² | 112 m² | +53 m² +90% | 2024 |
|---|
| 340, Mawney Road875 m away | 74 m² | 127 m² | +53 m² +72% | 2022 |
|---|
| 118, London Road818 m away | 81 m² | 132 m² | +51 m² +63% | 2026 |
|---|
| 178, Marlborough Road573 m away | 103 m² | 154 m² | +51 m² +50% | 2025 |
|---|
| 10, Lonsdale Avenue745 m away | 84 m² | 135 m² | +51 m² +61% | 2018 |
|---|
| 34, Epping Close554 m away | 108 m² | 159 m² | +51 m² +47% | 2015 |
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| 11, Forest Road667 m away | 64 m² | 115 m² | +51 m² +80% | 2014 |
|---|
| 114, North Street849 m away | 75 m² | 124 m² | +49 m² +65% | 2022 |
|---|
| 177, Mawney Road301 m away | 153 m² | 202 m² | +49 m² +32% | 2019 |
|---|
| 5, Jubilee Avenue473 m away | 68 m² | 117 m² | +49 m² +72% | 2013 |
|---|
| 258, Mawney Road462 m away | 107 m² | 153 m² | +46 m² +43% | 2024 |
|---|
| 11, Recreation Avenue587 m away | 73 m² | 119 m² | +46 m² +63% | 2023 |
|---|
| 59, Willow Street369 m away | 75 m² | 121 m² | +46 m² +61% | 2018 |
|---|
| 7, Pretoria Road374 m away | 74 m² | 119 m² | +45 m² +61% | 2026 |
|---|
| 60, Cross Road863 m away | 70 m² | 114 m² | +44 m² +63% | 2023 |
|---|
| 26, Marlborough Road303 m away | 72 m² | 115 m² | +43 m² +60% | 2026 |
|---|
| 38, Mawney Road724 m away | 126 m² | 169 m² | +43 m² +34% | 2023 |
|---|
| 137, Marks Road535 m away | 37 m² | 80 m² | +43 m² +116% | 2018 |
|---|
| 7, Lime Close74 m away | 83 m² | 124 m² | +41 m² +49% | 2024 |
|---|
| 11, Burleigh Close656 m away | 108 m² | 149 m² | +41 m² +38% | 2024 |
|---|
| 14, Poplar Street216 m away | 82 m² | 123 m² | +41 m² +50% | 2021 |
|---|
| 62, Sheringham Avenue985 m away | 78 m² | 117 m² | +39 m² +50% | 2024 |
|---|
| 78, Seymer Road960 m away | 40 m² | 79 m² | +39 m² +98% | 2022 |
|---|
| 27, Lessington Avenue836 m away | 97 m² | 136 m² | +39 m² +40% | 2014 |
|---|
| 216, Marlborough Road823 m away | 92 m² | 130 m² | +38 m² +41% | 2026 |
|---|
| 40, Kensington Road889 m away | 87 m² | 124 m² | +37 m² +43% | 2021 |
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| 99, Sheringham Avenue989 m away | 81 m² | 118 m² | +37 m² +46% | 2018 |
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| 9, Oak Street137 m away | 78 m² | 113 m² | +35 m² +45% | 2026 |
|---|
| 98, Marks Road544 m away | 94 m² | 129 m² | +35 m² +37% | 2017 |
|---|
| 144, Hainault Road898 m away | 80 m² | 115 m² | +35 m² +44% | 2016 |
|---|
| 81, Forest Road667 m away | 58 m² | 92 m² | +34 m² +59% | 2026 |
|---|
| 10, Maple Street250 m away | 113 m² | 147 m² | +34 m² +30% | 2022 |
|---|
| 6, Barkwood Close462 m away | 43 m² | 77 m² | +34 m² +79% | 2022 |
|---|
| 115, Cedar Road194 m away | 102 m² | 136 m² | +34 m² +33% | 2020 |
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| 32, Birch Close726 m away | 73 m² | 107 m² | +34 m² +47% | 2016 |
|---|
| Flat 36, Omega Court, 140, London Road729 m away | 54 m² | 88 m² | +34 m² +63% | 2013 |
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| 1, Astor Avenue822 m away | 83 m² | 116 m² | +33 m² +40% | 2025 |
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| 127, Mawney Road101 m away | 114 m² | 147 m² | +33 m² +29% | 2024 |
|---|
| 100, London Road818 m away | 93 m² | 126 m² | +33 m² +35% | 2022 |
|---|
| 15, Essex Road451 m away | 75 m² | 108 m² | +33 m² +44% | 2020 |
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| 15, Knighton Road864 m away | 76 m² | 109 m² | +33 m² +43% | 2015 |
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| 10, Burlington Avenue775 m away | 99 m² | 132 m² | +33 m² +33% | 2013 |
|---|
| 17a, Lessington Avenue836 m away | 94 m² | 126 m² | +32 m² +34% | 2025 |
|---|
| 144, Mildmay Road242 m away | 96 m² | 128 m² | +32 m² +33% | 2023 |
|---|
| 1, Kensington Road889 m away | 75 m² | 107 m² | +32 m² +43% | 2023 |
|---|
| 42, Eastbury Road917 m away | 66 m² | 98 m² | +32 m² +48% | 2022 |
|---|
| Flat 6, Woodside Court, 215, Marlborough Road576 m away | 94 m² | 126 m² | +32 m² +34% | 2016 |
|---|
| 26, Birch Close726 m away | 75 m² | 106 m² | +31 m² +41% | 2016 |
|---|
| 338, Mawney Road875 m away | 137 m² | 167 m² | +30 m² +22% | 2025 |
|---|
| 48, Oak Street140 m away | 108 m² | 138 m² | +30 m² +28% | 2022 |
|---|
| 28a, Rosedale Road922 m away | 84 m² | 114 m² | +30 m² +36% | 2018 |
|---|
| 5, Pretoria Road374 m away | 87 m² | 116 m² | +29 m² +33% | 2022 |
|---|
| 81, Pretoria Road217 m away | 146 m² | 175 m² | +29 m² +20% | 2021 |
|---|
| 110, London Road818 m away | 79 m² | 108 m² | +29 m² +37% | 2020 |
|---|
| 7, Derby Avenue887 m away | 85 m² | 114 m² | +29 m² +34% | 2013 |
|---|
| 10, Beech Street310 m away | 77 m² | 105 m² | +28 m² +36% | 2024 |
|---|
| 74, Percy Road911 m away | 82 m² | 110 m² | +28 m² +34% | 2019 |
|---|
| 66, Cedar Road280 m away | 80 m² | 108 m² | +28 m² +35% | 2016 |
|---|
| 169, North Street737 m away | 44 m² | 72 m² | +28 m² +64% | 2014 |
|---|
| 43, Mawney Road638 m away | 94 m² | 121 m² | +27 m² +29% | 2024 |
|---|
| 69a, London Road943 m away | 40 m² | 67 m² | +27 m² +68% | 2010 |
|---|
| 184, North Street801 m away | 142 m² | 168 m² | +26 m² +18% | 2021 |
|---|
| 4a, Essex Road451 m away | 105 m² | 131 m² | +26 m² +25% | 2017 |
|---|
| 295, Mawney Road795 m away | 105 m² | 131 m² | +26 m² +25% | 2016 |
|---|
| 167, Pretoria Road0 m away | 166 m² | 191 m² | +25 m² +15% | 2023 |
|---|
| 143a, Mawney Road101 m away | 35 m² | 60 m² | +25 m² +71% | 2021 |
|---|
| 74, Birch Road844 m away | 91 m² | 116 m² | +25 m² +27% | 2020 |
|---|
| 32, Como Street691 m away | 107 m² | 132 m² | +25 m² +23% | 2019 |
|---|
| 23, Palm Road424 m away | 138 m² | 162 m² | +24 m² +17% | 2026 |
|---|
| 11, Vine Street347 m away | 79 m² | 103 m² | +24 m² +30% | 2024 |
|---|
| 94, Seymer Road960 m away | 76 m² | 100 m² | +24 m² +32% | 2024 |
|---|
| 62, Burlington Avenue968 m away | 82 m² | 106 m² | +24 m² +29% | 2024 |
|---|
| 5, Olive Street730 m away | 98 m² | 122 m² | +24 m² +24% | 2023 |
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| 38, Jubilee Avenue473 m away | 58 m² | 82 m² | +24 m² +41% | 2022 |
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| 85, Mawney Road440 m away | 150 m² | 174 m² | +24 m² +16% | 2009 |
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| 49, Brooklands Road523 m away | 77 m² | 100 m² | +23 m² +30% | 2026 |
|---|
| 4, Aveley Road900 m away | 74 m² | 97 m² | +23 m² +31% | 2025 |
|---|
| 4, Weald Way974 m away | 77 m² | 100 m² | +23 m² +30% | 2025 |
|---|
| 29, Knighton Road864 m away | 77 m² | 100 m² | +23 m² +30% | 2022 |
|---|
| 106, Mildmay Road242 m away | 81 m² | 103 m² | +22 m² +27% | 2025 |
|---|
| 214, London Road719 m away | 76 m² | 98 m² | +22 m² +29% | 2024 |
|---|
| Apartment 5, Rubicon Court, 21 - 23, North Street993 m away | 43 m² | 65 m² | +22 m² +51% | 2019 |
|---|
| 22, The Avenue895 m away | 117 m² | 139 m² | +22 m² +19% | 2017 |
|---|
| Flat 3, Graveney Court, Riverside Close664 m away | 53 m² | 74 m² | +21 m² +40% | 2023 |
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| 24, Honiton Road944 m away | 69 m² | 90 m² | +21 m² +30% | 2023 |
|---|
| 9, Beech Street310 m away | 111 m² | 132 m² | +21 m² +19% | 2022 |
|---|
| 6, Hainault Road704 m away | 66 m² | 87 m² | +21 m² +32% | 2021 |
|---|
| 180, Marlborough Road573 m away | 95 m² | 116 m² | +21 m² +22% | 2020 |
|---|
| 12, Epping Close554 m away | 89 m² | 110 m² | +21 m² +24% | 2016 |
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| 16, Paul Court, London Road649 m away | 65 m² | 85 m² | +20 m² +31% | 2024 |
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| 18, Richards Avenue653 m away | 72 m² | 92 m² | +20 m² +28% | 2024 |
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| 12, Richards Avenue653 m away | 70 m² | 90 m² | +20 m² +29% | 2023 |
|---|
| 13, Pretoria Road374 m away | 105 m² | 125 m² | +20 m² +19% | 2022 |
|---|
| 31, Rosedale Road838 m away | 100 m² | 120 m² | +20 m² +20% | 2018 |
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| 69a, Mildmay Road246 m away | 67 m² | 87 m² | +20 m² +30% | 2014 |
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| 7, The Avenue895 m away | 129 m² | 149 m² | +20 m² +16% | 2014 |
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| 62, Jubilee Avenue564 m away | 104 m² | 123 m² | +19 m² +18% | 2026 |
|---|
| 15, Birch Road803 m away | 86 m² | 105 m² | +19 m² +22% | 2026 |
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| 22, Birch Close726 m away | 76 m² | 95 m² | +19 m² +25% | 2025 |
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| 14, Beech Street310 m away | 77 m² | 96 m² | +19 m² +25% | 2024 |
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| 16, Winston Close241 m away | 53 m² | 72 m² | +19 m² +36% | 2023 |
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| 202, Marlborough Road573 m away | 95 m² | 114 m² | +19 m² +20% | 2023 |
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| 2, Lonsdale Avenue745 m away | 85 m² | 104 m² | +19 m² +22% | 2022 |
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| Flat 71, Omega Court, 140, London Road729 m away | 90 m² | 109 m² | +19 m² +21% | 2021 |
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| 22, Knightsbridge Gardens858 m away | 76 m² | 95 m² | +19 m² +25% | 2021 |
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| 150, Marks Road505 m away | 68 m² | 87 m² | +19 m² +28% | 2020 |
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| 50, Recreation Avenue587 m away | 58 m² | 77 m² | +19 m² +33% | 2020 |
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| 7, Yew Tree Gardens862 m away | 89 m² | 108 m² | +19 m² +21% | 2019 |
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| 192a, London Road719 m away | 54 m² | 73 m² | +19 m² +35% | 2012 |
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| 96, Como Street587 m away | 103 m² | 121 m² | +18 m² +17% | 2025 |
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| 25, Eastbury Road917 m away | 58 m² | 76 m² | +18 m² +31% | 2025 |
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| Flat 11, Magnolia Court, 31, Mawney Road638 m away | 66 m² | 84 m² | +18 m² +27% | 2023 |
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| Flat 11, Fernleigh Court, 95, Mawney Road320 m away | 38 m² | 56 m² | +18 m² +47% | 2016 |
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| Flat 20, Calder Court, Riverside Close700 m away | 44 m² | 62 m² | +18 m² +41% | 2009 |
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| 12, Medora Road595 m away | 109 m² | 126 m² | +17 m² +16% | 2026 |
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| 115, Linley Crescent793 m away | 83 m² | 100 m² | +17 m² +20% | 2025 |
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| 169, Mawney Road301 m away | 104 m² | 121 m² | +17 m² +16% | 2024 |
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| 70, Mildmay Road451 m away | 81 m² | 98 m² | +17 m² +21% | 2023 |
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| 4, Hainault Road704 m away | 75 m² | 92 m² | +17 m² +23% | 2023 |
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| 17, Abbotts Close908 m away | 69 m² | 86 m² | +17 m² +25% | 2023 |
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| 307, Mawney Road795 m away | 111 m² | 128 m² | +17 m² +15% | 2022 |
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| 57, Parkside Avenue969 m away | 84 m² | 101 m² | +17 m² +20% | 2021 |
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| 6, Epping Close554 m away | 84 m² | 101 m² | +17 m² +20% | 2017 |
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| 53, Mawney Road638 m away | 102 m² | 119 m² | +17 m² +17% | 2012 |
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| 49, Jubilee Avenue564 m away | 65 m² | 82 m² | +17 m² +26% | 2011 |
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| 22, Angel Way989 m away | 61 m² | 78 m² | +17 m² +28% | 2011 |
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| 17, Medora Road595 m away | 98 m² | 114 m² | +16 m² +16% | 2025 |
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| Flat 8, Magnolia Court, 31, Mawney Road638 m away | 66 m² | 82 m² | +16 m² +24% | 2023 |
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| Flat 74, Omega Court, 140, London Road729 m away | 97 m² | 113 m² | +16 m² +16% | 2023 |
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| 35, Medora Road595 m away | 83 m² | 99 m² | +16 m² +19% | 2020 |
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| 150, Marlborough Road573 m away | 91 m² | 107 m² | +16 m² +18% | 2016 |
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| 22, Paul Court, London Road649 m away | 48 m² | 64 m² | +16 m² +33% | 2014 |
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| 43, Lessington Avenue935 m away | 88 m² | 104 m² | +16 m² +18% | 2014 |
|---|
| 17, Havering Road913 m away | 103 m² | 119 m² | +16 m² +16% | 2012 |
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| Flat 22, Oak House, Cottons Approach752 m away | 48 m² | 64 m² | +16 m² +33% | 2011 |
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| 50, Winston Close241 m away | 55 m² | 70 m² | +15 m² +27% | 2026 |
|---|
| Flat 4, North Park Court, 1a, Parkside Avenue840 m away | 45 m² | 60 m² | +15 m² +33% | 2026 |
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| 18, Recreation Avenue587 m away | 70 m² | 85 m² | +15 m² +21% | 2025 |
|---|
| 41, Crowlands Avenue852 m away | 83 m² | 98 m² | +15 m² +18% | 2025 |
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| 27, Knighton Road864 m away | 61 m² | 76 m² | +15 m² +25% | 2024 |
|---|
| 179, Hainault Road879 m away | 82 m² | 97 m² | +15 m² +18% | 2024 |
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| 24, Cotleigh Road959 m away | 90 m² | 105 m² | +15 m² +17% | 2024 |
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| Flat 5, Magnolia Court, 31, Mawney Road638 m away | 66 m² | 81 m² | +15 m² +23% | 2023 |
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| Flat 2, Magnolia Court, 31, Mawney Road638 m away | 66 m² | 81 m² | +15 m² +23% | 2023 |
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| 26, Brooklands Road618 m away | 94 m² | 109 m² | +15 m² +16% | 2022 |
|---|
| 133, Marlborough Road576 m away | 34 m² | 49 m² | +15 m² +44% | 2020 |
|---|
| 52, Marks Road544 m away | 73 m² | 88 m² | +15 m² +21% | 2019 |
|---|
| 91, Essex Road615 m away | 82 m² | 97 m² | +15 m² +18% | 2019 |
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| 18, Cross Road767 m away | 68 m² | 83 m² | +15 m² +22% | 2019 |
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| 1, Beaufort Close407 m away | 100 m² | 115 m² | +15 m² +15% | 2015 |
|---|
| 187a, London Road775 m away | 52 m² | 67 m² | +15 m² +29% | 2015 |
|---|
| Apartment 3, Rubicon Court, 21 - 23, North Street993 m away | 42 m² | 57 m² | +15 m² +36% | 2015 |
|---|
| 135, Drummond Road406 m away | 99 m² | 114 m² | +15 m² +15% | 2013 |
|---|
| 29, Mildmay Road480 m away | 95 m² | 110 m² | +15 m² +16% | 2010 |
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