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 RM5 3AT
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 |
|---|---|---|---|---|
| 88, Eastern Avenue East820 m away | 106 m² | 225 m² | +119 m² +112% | 2025 |
| 68, Heather Way951 m away | 78 m² | 194 m² | +116 m² +149% | 2023 |
| 68, Havering Road517 m away | 103 m² | 215 m² | +112 m² +109% | 2024 |
| 274, Mawney Road441 m away | 91 m² | 200 m² | +109 m² +120% | 2026 |
| 87, Havering Road517 m away | 109 m² | 209 m² | +100 m² +92% | 2022 |
| 159, Cross Road509 m away | 88 m² | 186 m² | +98 m² +111% | 2023 |
| 35, Marlborough Road872 m away | 71 m² | 164 m² | +93 m² +131% | 2021 |
| 11, Birch Road511 m away | 66 m² | 159 m² | +93 m² +141% | 2020 |
| 53, Collier Row Road998 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.
| 66 m² |
| 158 m² |
| +92 m² +139% |
| 2024 |
| 111, Parkside Avenue824 m away | 85 m² | 171 m² | +86 m² +101% | 2021 |
|---|
| 50, Lawns Way980 m away | 75 m² | 145 m² | +70 m² +93% | 2024 |
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| 57, Eastern Avenue East735 m away | 60 m² | 129 m² | +69 m² +115% | 2016 |
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| 47, Hainault Road733 m away | 93 m² | 160 m² | +67 m² +72% | 2024 |
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| 186, Collier Row Lane523 m away | 82 m² | 142 m² | +60 m² +73% | 2024 |
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| 34, Poplar Street907 m away | 88 m² | 148 m² | +60 m² +68% | 2024 |
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| 33, Wainfleet Avenue241 m away | 85 m² | 143 m² | +58 m² +68% | 2026 |
|---|
| 46, Forest Road597 m away | 73 m² | 131 m² | +58 m² +79% | 2019 |
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| 66, Hillfoot Road553 m away | 64 m² | 121 m² | +57 m² +89% | 2020 |
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| 9, Nelson Close615 m away | 78 m² | 134 m² | +56 m² +72% | 2020 |
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| 329, Mawney Road328 m away | 74 m² | 130 m² | +56 m² +76% | 2011 |
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| 104, Seymer Road908 m away | 83 m² | 138 m² | +55 m² +66% | 2026 |
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| 135b, Marlborough Road944 m away | 67 m² | 122 m² | +55 m² +82% | 2026 |
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| 6, Renown Close887 m away | 98 m² | 153 m² | +55 m² +56% | 2024 |
|---|
| 85, Eastern Avenue East870 m away | 87 m² | 141 m² | +54 m² +62% | 2019 |
|---|
| 231, Cross Road453 m away | 86 m² | 140 m² | +54 m² +63% | 2016 |
|---|
| 340, Mawney Road302 m away | 74 m² | 127 m² | +53 m² +72% | 2022 |
|---|
| 178, Marlborough Road907 m away | 103 m² | 154 m² | +51 m² +50% | 2025 |
|---|
| 34, Epping Close621 m away | 108 m² | 159 m² | +51 m² +47% | 2015 |
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| 11, Forest Road625 m away | 64 m² | 115 m² | +51 m² +80% | 2014 |
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| 2, Hamilton Avenue650 m away | 104 m² | 154 m² | +50 m² +48% | 2021 |
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| 502, Mawney Road189 m away | 88 m² | 137 m² | +49 m² +56% | 2026 |
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| 497, Mawney Road232 m away | 97 m² | 146 m² | +49 m² +51% | 2025 |
|---|
| 1, Goring Close664 m away | 84 m² | 133 m² | +49 m² +58% | 2020 |
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| 177, Mawney Road765 m away | 153 m² | 202 m² | +49 m² +32% | 2019 |
|---|
| 173, Collier Row Lane336 m away | 91 m² | 139 m² | +48 m² +53% | 2025 |
|---|
| 8, Argus Close572 m away | 96 m² | 144 m² | +48 m² +50% | 2020 |
|---|
| 2, Redriff Road113 m away | 83 m² | 130 m² | +47 m² +57% | 2017 |
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| 479, Mawney Road232 m away | 116 m² | 162 m² | +46 m² +40% | 2025 |
|---|
| 258, Mawney Road606 m away | 107 m² | 153 m² | +46 m² +43% | 2024 |
|---|
| 23, Lawns Way912 m away | 103 m² | 149 m² | +46 m² +45% | 2023 |
|---|
| 27, Dunster Close58 m away | 83 m² | 128 m² | +45 m² +54% | 2023 |
|---|
| 118, Havering Road564 m away | 84 m² | 129 m² | +45 m² +54% | 2020 |
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| 260, Cross Road453 m away | 87 m² | 131 m² | +44 m² +51% | 2025 |
|---|
| 9, William Close626 m away | 87 m² | 131 m² | +44 m² +51% | 2024 |
|---|
| 60, Cross Road680 m away | 70 m² | 114 m² | +44 m² +63% | 2023 |
|---|
| 139, White Hart Lane938 m away | 73 m² | 117 m² | +44 m² +60% | 2010 |
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| 26, Marlborough Road843 m away | 72 m² | 115 m² | +43 m² +60% | 2026 |
|---|
| 57, Lawns Way980 m away | 83 m² | 126 m² | +43 m² +52% | 2023 |
|---|
| 32, Hamilton Avenue650 m away | 95 m² | 138 m² | +43 m² +45% | 2020 |
|---|
| 49, Lynton Avenue508 m away | 68 m² | 111 m² | +43 m² +63% | 2019 |
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| 504, Mawney Road189 m away | 90 m² | 132 m² | +42 m² +47% | 2023 |
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| 157, Cross Road509 m away | 79 m² | 121 m² | +42 m² +53% | 2023 |
|---|
| 71, Portnoi Close754 m away | 89 m² | 131 m² | +42 m² +47% | 2015 |
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| 11, Burleigh Close880 m away | 108 m² | 149 m² | +41 m² +38% | 2024 |
|---|
| 14, Poplar Street907 m away | 82 m² | 123 m² | +41 m² +50% | 2021 |
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| 56, Lowshoe Lane894 m away | 87 m² | 128 m² | +41 m² +47% | 2017 |
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| 494, Mawney Road189 m away | 59 m² | 98 m² | +39 m² +66% | 2022 |
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| 78, Seymer Road908 m away | 40 m² | 79 m² | +39 m² +98% | 2022 |
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| 52, Lawns Way980 m away | 71 m² | 110 m² | +39 m² +55% | 2015 |
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| 7, Howe Close791 m away | 117 m² | 155 m² | +38 m² +32% | 2025 |
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| 87, Parkside Avenue824 m away | 74 m² | 112 m² | +38 m² +51% | 2025 |
|---|
| 98, Havering Road517 m away | 122 m² | 159 m² | +37 m² +30% | 2024 |
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| 7, Heather Close953 m away | 55 m² | 92 m² | +37 m² +67% | 2016 |
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| 16, Rodney Way723 m away | 71 m² | 107 m² | +36 m² +51% | 2022 |
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| 1, Saffron Road523 m away | 88 m² | 124 m² | +36 m² +41% | 2021 |
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| 11a, Lowshoe Lane810 m away | 82 m² | 118 m² | +36 m² +44% | 2021 |
|---|
| 27, Heather Avenue867 m away | 101 m² | 137 m² | +36 m² +36% | 2020 |
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| 9, Oaks Avenue407 m away | 67 m² | 102 m² | +35 m² +52% | 2026 |
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| 382, Mawney Road276 m away | 90 m² | 125 m² | +35 m² +39% | 2024 |
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| 144, Hainault Road324 m away | 80 m² | 115 m² | +35 m² +44% | 2016 |
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| 81, Forest Road625 m away | 58 m² | 92 m² | +34 m² +59% | 2026 |
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| 10, Anson Close490 m away | 83 m² | 117 m² | +34 m² +41% | 2025 |
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| 29, Wainfleet Avenue241 m away | 82 m² | 116 m² | +34 m² +41% | 2019 |
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| 149, Parkside Avenue996 m away | 61 m² | 95 m² | +34 m² +56% | 2018 |
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| 32, Birch Close506 m away | 73 m² | 107 m² | +34 m² +47% | 2016 |
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| 489, Mawney Road232 m away | 95 m² | 128 m² | +33 m² +35% | 2025 |
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| 15, Essex Road714 m away | 75 m² | 108 m² | +33 m² +44% | 2020 |
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| 27, Horndon Road461 m away | 85 m² | 117 m² | +32 m² +38% | 2025 |
|---|
| 121, Parkside Avenue824 m away | 45 m² | 77 m² | +32 m² +71% | 2020 |
|---|
| Flat 6, Woodside Court, 215, Marlborough Road944 m away | 94 m² | 126 m² | +32 m² +34% | 2016 |
|---|
| 1, Longview Way670 m away | 80 m² | 112 m² | +32 m² +40% | 2013 |
|---|
| 12, Hood Walk672 m away | 78 m² | 109 m² | +31 m² +40% | 2024 |
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| 3, Victory Way612 m away | 89 m² | 120 m² | +31 m² +35% | 2023 |
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| 26, Birch Close506 m away | 75 m² | 106 m² | +31 m² +41% | 2016 |
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| 13, Raider Close842 m away | 70 m² | 101 m² | +31 m² +44% | 2016 |
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| 7, Wainfleet Avenue241 m away | 89 m² | 120 m² | +31 m² +35% | 2013 |
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| 113, Parkside Avenue824 m away | 63 m² | 94 m² | +31 m² +49% | 2012 |
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| 22, Dunster Close0 m away | 95 m² | 125 m² | +30 m² +32% | 2025 |
|---|
| 338, Mawney Road302 m away | 137 m² | 167 m² | +30 m² +22% | 2025 |
|---|
| 28a, Rosedale Road436 m away | 84 m² | 114 m² | +30 m² +36% | 2018 |
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| 65, Portnoi Close754 m away | 91 m² | 120 m² | +29 m² +32% | 2022 |
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| 236, Cross Road453 m away | 40 m² | 69 m² | +29 m² +73% | 2021 |
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| 167, Collier Row Lane336 m away | 87 m² | 116 m² | +29 m² +33% | 2018 |
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| 15, Hood Walk672 m away | 68 m² | 97 m² | +29 m² +43% | 2014 |
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| 58, Lynton Avenue543 m away | 68 m² | 96 m² | +28 m² +41% | 2025 |
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| 9, Howe Close791 m away | 93 m² | 121 m² | +28 m² +30% | 2024 |
|---|
| 231, Havering Road831 m away | 108 m² | 136 m² | +28 m² +26% | 2020 |
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| 74, Percy Road149 m away | 82 m² | 110 m² | +28 m² +34% | 2019 |
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| 66, Cedar Road951 m away | 80 m² | 108 m² | +28 m² +35% | 2016 |
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| 169, North Street967 m away | 44 m² | 72 m² | +28 m² +64% | 2014 |
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| 18, Collier Row Lane409 m away | 101 m² | 129 m² | +28 m² +28% | 2013 |
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| 3, Mowbrays Road614 m away | 73 m² | 100 m² | +27 m² +37% | 2025 |
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| 45, Elm Road381 m away | 98 m² | 125 m² | +27 m² +28% | 2022 |
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| 431, Mawney Road325 m away | 71 m² | 98 m² | +27 m² +38% | 2016 |
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| 55, Brockley Crescent870 m away | 43 m² | 70 m² | +27 m² +63% | 2016 |
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| 19, Anson Close490 m away | 67 m² | 93 m² | +26 m² +39% | 2025 |
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| 4a, Essex Road714 m away | 105 m² | 131 m² | +26 m² +25% | 2017 |
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| 295, Mawney Road375 m away | 105 m² | 131 m² | +26 m² +25% | 2016 |
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| 26, Hillfoot Road698 m away | 74 m² | 100 m² | +26 m² +35% | 2015 |
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| 5, Elm Road381 m away | 75 m² | 100 m² | +25 m² +33% | 2025 |
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| 268, Pettits Lane North998 m away | 98 m² | 123 m² | +25 m² +26% | 2023 |
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| 74, Birch Road501 m away | 91 m² | 116 m² | +25 m² +27% | 2020 |
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| 34, Priests Avenue721 m away | 82 m² | 107 m² | +25 m² +30% | 2018 |
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| 94, Seymer Road908 m away | 76 m² | 100 m² | +24 m² +32% | 2024 |
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| 380, Mawney Road276 m away | 131 m² | 155 m² | +24 m² +18% | 2019 |
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| 119, Eastern Avenue East870 m away | 99 m² | 123 m² | +24 m² +24% | 2014 |
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| 93, Seymer Road873 m away | 80 m² | 104 m² | +24 m² +30% | 2013 |
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| 1, Raider Close842 m away | 66 m² | 89 m² | +23 m² +35% | 2023 |
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| 30, Ferndale Road413 m away | 77 m² | 100 m² | +23 m² +30% | 2020 |
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| 72, Lynton Avenue543 m away | 68 m² | 91 m² | +23 m² +34% | 2019 |
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| 55, Heather Way942 m away | 62 m² | 85 m² | +23 m² +37% | 2018 |
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| 55, Mowbrays Road378 m away | 80 m² | 103 m² | +23 m² +29% | 2016 |
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| 235, Cross Road453 m away | 64 m² | 87 m² | +23 m² +36% | 2011 |
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| 17, Hulse Avenue754 m away | 91 m² | 113 m² | +22 m² +24% | 2026 |
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| 35, Eastern Avenue East663 m away | 65 m² | 87 m² | +22 m² +34% | 2024 |
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| 17, Kenway254 m away | 74 m² | 96 m² | +22 m² +30% | 2021 |
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| 61, Lawns Way980 m away | 74 m² | 96 m² | +22 m² +30% | 2019 |
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| 5, Wainfleet Avenue241 m away | 86 m² | 108 m² | +22 m² +26% | 2016 |
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| 3, Howe Close791 m away | 98 m² | 120 m² | +22 m² +22% | 2015 |
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| 29, Fullers Close935 m away | 47 m² | 68 m² | +21 m² +45% | 2026 |
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| 25, Hillfoot Road521 m away | 120 m² | 141 m² | +21 m² +18% | 2022 |
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| 182, Hainault Road184 m away | 85 m² | 106 m² | +21 m² +25% | 2021 |
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| 6, Hainault Road733 m away | 66 m² | 87 m² | +21 m² +32% | 2021 |
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| 180, Marlborough Road907 m away | 95 m² | 116 m² | +21 m² +22% | 2020 |
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| 12, Epping Close621 m away | 89 m² | 110 m² | +21 m² +24% | 2016 |
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| 227, Collier Row Lane541 m away | 81 m² | 101 m² | +20 m² +25% | 2026 |
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| 37, Lynton Avenue508 m away | 110 m² | 130 m² | +20 m² +18% | 2024 |
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| 31, Rosedale Road533 m away | 100 m² | 120 m² | +20 m² +20% | 2018 |
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| 15, Birch Road511 m away | 86 m² | 105 m² | +19 m² +22% | 2026 |
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| 22, Birch Close506 m away | 76 m² | 95 m² | +19 m² +25% | 2025 |
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| 34, Victory Way660 m away | 76 m² | 95 m² | +19 m² +25% | 2025 |
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| 9, Collier Row Lane363 m away | 64 m² | 83 m² | +19 m² +30% | 2024 |
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| 202, Marlborough Road907 m away | 95 m² | 114 m² | +19 m² +20% | 2023 |
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| 16, Winston Close927 m away | 53 m² | 72 m² | +19 m² +36% | 2023 |
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| 33, Elm Road381 m away | 109 m² | 128 m² | +19 m² +17% | 2020 |
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| 112, White Hart Lane938 m away | 64 m² | 83 m² | +19 m² +30% | 2020 |
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| 96, Mowbrays Road378 m away | 75 m² | 93 m² | +18 m² +24% | 2022 |
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| 4, Elm Road381 m away | 75 m² | 93 m² | +18 m² +24% | 2021 |
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| 7, Heather Glen824 m away | 83 m² | 101 m² | +18 m² +22% | 2019 |
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| 59, Mowbrays Road378 m away | 63 m² | 81 m² | +18 m² +29% | 2016 |
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| 38, Hood Walk672 m away | 81 m² | 98 m² | +17 m² +21% | 2026 |
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| 115, Linley Crescent259 m away | 83 m² | 100 m² | +17 m² +20% | 2025 |
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| 13, Oaks Avenue407 m away | 95 m² | 112 m² | +17 m² +18% | 2024 |
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| 169, Mawney Road765 m away | 104 m² | 121 m² | +17 m² +16% | 2024 |
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| 17, Abbotts Close449 m away | 69 m² | 86 m² | +17 m² +25% | 2023 |
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| 4, Hainault Road733 m away | 75 m² | 92 m² | +17 m² +23% | 2023 |
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| 307, Mawney Road375 m away | 111 m² | 128 m² | +17 m² +15% | 2022 |
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| 18, Kenway254 m away | 78 m² | 95 m² | +17 m² +22% | 2021 |
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| 57, Parkside Avenue759 m away | 84 m² | 101 m² | +17 m² +20% | 2021 |
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| 1, Lynton Avenue674 m away | 69 m² | 86 m² | +17 m² +25% | 2019 |
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| 6, Epping Close621 m away | 84 m² | 101 m² | +17 m² +20% | 2017 |
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| 22, Saffron Road523 m away | 78 m² | 95 m² | +17 m² +22% | 2013 |
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| 92, Eastern Avenue East820 m away | 107 m² | 124 m² | +17 m² +16% | 2011 |
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| 35, Orchard Road537 m away | 61 m² | 77 m² | +16 m² +26% | 2026 |
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| 290, Pettits Lane North998 m away | 78 m² | 94 m² | +16 m² +21% | 2026 |
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| 211, Cross Road509 m away | 59 m² | 75 m² | +16 m² +27% | 2019 |
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| 16, Selsdon Close817 m away | 85 m² | 101 m² | +16 m² +19% | 2019 |
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| 150, Marlborough Road907 m away | 91 m² | 107 m² | +16 m² +18% | 2016 |
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| 17, Havering Road536 m away | 103 m² | 119 m² | +16 m² +16% | 2012 |
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| 34, Walmer Close173 m away | 80 m² | 95 m² | +15 m² +19% | 2026 |
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| Flat 4, North Park Court, 1a, Parkside Avenue721 m away | 45 m² | 60 m² | +15 m² +33% | 2026 |
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| 50, Winston Close927 m away | 55 m² | 70 m² | +15 m² +27% | 2026 |
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| 9, Ferndale Road413 m away | 71 m² | 86 m² | +15 m² +21% | 2025 |
|---|
| 179, Hainault Road312 m away | 82 m² | 97 m² | +15 m² +18% | 2024 |
|---|
| 62, Mowbrays Road378 m away | 65 m² | 80 m² | +15 m² +23% | 2024 |
|---|
| 77, Havering Road517 m away | 91 m² | 106 m² | +15 m² +16% | 2024 |
|---|
| 221, Collier Row Lane541 m away | 92 m² | 107 m² | +15 m² +16% | 2024 |
|---|
| 38, Ashmour Gardens769 m away | 58 m² | 73 m² | +15 m² +26% | 2024 |
|---|
| 28, Lynton Avenue674 m away | 64 m² | 79 m² | +15 m² +23% | 2021 |
|---|
| 133, Marlborough Road944 m away | 34 m² | 49 m² | +15 m² +44% | 2020 |
|---|
| 91, Essex Road801 m away | 82 m² | 97 m² | +15 m² +18% | 2019 |
|---|
| 18, Cross Road938 m away | 68 m² | 83 m² | +15 m² +22% | 2019 |
|---|
| 1, Beaufort Close647 m away | 100 m² | 115 m² | +15 m² +15% | 2015 |
|---|
| 135, Drummond Road975 m away | 99 m² | 114 m² | +15 m² +15% | 2013 |
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