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 RM1 4NR
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 |
|---|---|---|---|---|
| 26, Park Drive678 m away | 162 m² | 328 m² | +166 m² +102% | 2018 |
| 35, Risebridge Road973 m away | 133 m² | 291 m² | +158 m² +119% | 2023 |
| 33, Oaklands Avenue711 m away | 145 m² | 297 m² | +152 m² +105% | 2023 |
| 88, Eastern Avenue East219 m away | 106 m² | 225 m² | +119 m² +112% | 2025 |
| 50, Mashiters Walk490 m away | 112 m² | 231 m² | +119 m² +106% | 2021 |
| 68, Heather Way558 m away | 78 m² | 194 m² | +116 m² +149% | 2023 |
| 68, Havering Road524 m away | 103 m² | 215 m² | +112 m² +109% | 2024 |
| 123a, Pettits Lane267 m away | 94 m² | 205 m² | +111 m² +118% | 2025 |
| 16, Millbrook Gardens568 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.
| 88 m² |
| 195 m² |
| +107 m² +122% |
| 2021 |
| 87, Havering Road524 m away | 109 m² | 209 m² | +100 m² +92% | 2022 |
|---|
| 1, Ivey Villas, 62, Brooklands Road987 m away | 98 m² | 195 m² | +97 m² +99% | 2022 |
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| 20, Park Drive678 m away | 160 m² | 256 m² | +96 m² +60% | 2025 |
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| 23, Parkland Avenue420 m away | 126 m² | 220 m² | +94 m² +75% | 2024 |
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| 52, Mashiters Walk490 m away | 92 m² | 185 m² | +93 m² +101% | 2019 |
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| 30, Lake Rise800 m away | 119 m² | 209 m² | +90 m² +76% | 2026 |
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| 84, Pettits Lane381 m away | 148 m² | 235 m² | +87 m² +59% | 2023 |
|---|
| 111, Parkside Avenue236 m away | 85 m² | 171 m² | +86 m² +101% | 2021 |
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| 275, Pettits Lane North612 m away | 85 m² | 171 m² | +86 m² +101% | 2021 |
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| 15, The Avenue691 m away | 93 m² | 178 m² | +85 m² +91% | 2023 |
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| 71, Lake Rise569 m away | 106 m² | 186 m² | +80 m² +75% | 2018 |
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| 1, Park Boulevard779 m away | 224 m² | 302 m² | +78 m² +35% | 2025 |
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| 37, Havering Drive430 m away | 139 m² | 216 m² | +77 m² +55% | 2020 |
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| 68, Clyde Way956 m away | 122 m² | 197 m² | +75 m² +61% | 2026 |
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| 148, Pettits Lane306 m away | 72 m² | 146 m² | +74 m² +103% | 2013 |
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| 57, Clyde Way976 m away | 113 m² | 186 m² | +73 m² +65% | 2025 |
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| 32, Pettits Lane621 m away | 91 m² | 160 m² | +69 m² +76% | 2025 |
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| 57, Eastern Avenue East307 m away | 60 m² | 129 m² | +69 m² +115% | 2016 |
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| 47, Hainault Road694 m away | 93 m² | 160 m² | +67 m² +72% | 2024 |
|---|
| 61, Marshalls Drive67 m away | 87 m² | 154 m² | +67 m² +77% | 2022 |
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| 109, Pettits Lane381 m away | 100 m² | 165 m² | +65 m² +65% | 2025 |
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| 5, Ayr Green976 m away | 97 m² | 160 m² | +63 m² +65% | 2023 |
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| 21, The Avenue691 m away | 94 m² | 153 m² | +59 m² +63% | 2023 |
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| 45, Ayr Way942 m away | 92 m² | 151 m² | +59 m² +64% | 2022 |
|---|
| 34, Heather Drive376 m away | 63 m² | 121 m² | +58 m² +92% | 2026 |
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| 33, Wainfleet Avenue816 m away | 85 m² | 143 m² | +58 m² +68% | 2026 |
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| 25, The Chase389 m away | 116 m² | 174 m² | +58 m² +50% | 2024 |
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| 6, Risebridge Road973 m away | 118 m² | 176 m² | +58 m² +49% | 2022 |
|---|
| 13, Millbrook Gardens568 m away | 78 m² | 136 m² | +58 m² +74% | 2021 |
|---|
| 56, Ayr Way942 m away | 106 m² | 162 m² | +56 m² +53% | 2026 |
|---|
| 15, Wallace Way981 m away | 149 m² | 205 m² | +56 m² +38% | 2021 |
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| 41, Beauly Way689 m away | 85 m² | 141 m² | +56 m² +66% | 2020 |
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| 104, Seymer Road450 m away | 83 m² | 138 m² | +55 m² +66% | 2026 |
|---|
| 7, Meadway998 m away | 158 m² | 212 m² | +54 m² +34% | 2023 |
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| 85, Eastern Avenue East233 m away | 87 m² | 141 m² | +54 m² +62% | 2019 |
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| 13, Risebridge Road973 m away | 125 m² | 177 m² | +52 m² +42% | 2023 |
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| 45, Pettits Lane621 m away | 121 m² | 173 m² | +52 m² +43% | 2020 |
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| 43, Heather Drive376 m away | 58 m² | 110 m² | +52 m² +90% | 2016 |
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| 255, Pettits Lane North466 m away | 93 m² | 144 m² | +51 m² +55% | 2025 |
|---|
| 2, Hamilton Avenue391 m away | 104 m² | 154 m² | +50 m² +48% | 2021 |
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| 114, North Street824 m away | 75 m² | 124 m² | +49 m² +65% | 2022 |
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| 17, Heather Drive376 m away | 60 m² | 108 m² | +48 m² +80% | 2020 |
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| 155, Pettits Lane224 m away | 93 m² | 139 m² | +46 m² +49% | 2026 |
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| 4, Deveron Way844 m away | 79 m² | 125 m² | +46 m² +58% | 2022 |
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| 4, Lake Rise800 m away | 144 m² | 190 m² | +46 m² +32% | 2014 |
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| 27, Dunster Close991 m away | 83 m² | 128 m² | +45 m² +54% | 2023 |
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| 118, Havering Road536 m away | 84 m² | 129 m² | +45 m² +54% | 2020 |
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| 9, William Close782 m away | 87 m² | 131 m² | +44 m² +51% | 2024 |
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| 12, Mashiters Walk542 m away | 100 m² | 143 m² | +43 m² +43% | 2025 |
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| 32, Hamilton Avenue391 m away | 95 m² | 138 m² | +43 m² +45% | 2020 |
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| 3, Pettits Lane766 m away | 139 m² | 181 m² | +42 m² +30% | 2024 |
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| 62, Havering Drive430 m away | 88 m² | 130 m² | +42 m² +48% | 2021 |
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| 71, Portnoi Close426 m away | 89 m² | 131 m² | +42 m² +47% | 2015 |
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| 62, Fontayne Avenue0 m away | 86 m² | 127 m² | +41 m² +48% | 2025 |
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| Squirrels Lodge, 2a, Havering Drive590 m away | 193 m² | 234 m² | +41 m² +21% | 2021 |
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| 4, Reed Pond Walk948 m away | 136 m² | 176 m² | +40 m² +29% | 2022 |
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| 12, Pettits Boulevard529 m away | 83 m² | 123 m² | +40 m² +48% | 2021 |
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| 39, Dee Way729 m away | 83 m² | 123 m² | +40 m² +48% | 2020 |
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| 78, Seymer Road450 m away | 40 m² | 79 m² | +39 m² +98% | 2022 |
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| 10, Pettits Close254 m away | 92 m² | 130 m² | +38 m² +41% | 2026 |
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| 87, Parkside Avenue236 m away | 74 m² | 112 m² | +38 m² +51% | 2025 |
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| 23, Heather Drive376 m away | 57 m² | 95 m² | +38 m² +67% | 2019 |
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| 12, Heather Drive376 m away | 55 m² | 93 m² | +38 m² +69% | 2014 |
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| 98, Havering Road524 m away | 122 m² | 159 m² | +37 m² +30% | 2024 |
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| 22, Oaklands Avenue711 m away | 147 m² | 184 m² | +37 m² +25% | 2024 |
|---|
| 7, Heather Close655 m away | 55 m² | 92 m² | +37 m² +67% | 2016 |
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| 122, Pettits Lane267 m away | 100 m² | 136 m² | +36 m² +36% | 2021 |
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| 1, Saffron Road661 m away | 88 m² | 124 m² | +36 m² +41% | 2021 |
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| 27, Heather Avenue352 m away | 101 m² | 137 m² | +36 m² +36% | 2020 |
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| 9, Oaks Avenue645 m away | 67 m² | 102 m² | +35 m² +52% | 2026 |
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| 195, Pettits Lane306 m away | 94 m² | 129 m² | +35 m² +37% | 2025 |
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| 15, Dickens Way742 m away | 198 m² | 233 m² | +35 m² +18% | 2022 |
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| 38, Woodlands Road680 m away | 63 m² | 98 m² | +35 m² +56% | 2019 |
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| 144, Hainault Road776 m away | 80 m² | 115 m² | +35 m² +44% | 2016 |
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| 86, Mashiters Walk381 m away | 94 m² | 128 m² | +34 m² +36% | 2026 |
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| 53, Mcintosh Road326 m away | 114 m² | 148 m² | +34 m² +30% | 2024 |
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| 146, Parkside Avenue104 m away | 62 m² | 96 m² | +34 m² +55% | 2023 |
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| 29, Wainfleet Avenue816 m away | 82 m² | 116 m² | +34 m² +41% | 2019 |
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| 149, Parkside Avenue134 m away | 61 m² | 95 m² | +34 m² +56% | 2018 |
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| 114, Lake Rise580 m away | 91 m² | 125 m² | +34 m² +37% | 2018 |
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| 28, Netherpark Drive594 m away | 104 m² | 138 m² | +34 m² +33% | 2018 |
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| 48, Woodlands Road680 m away | 156 m² | 189 m² | +33 m² +21% | 2022 |
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| 27, Horndon Road777 m away | 85 m² | 117 m² | +32 m² +38% | 2025 |
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| 7, Heather Drive376 m away | 51 m² | 83 m² | +32 m² +63% | 2021 |
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| 121, Parkside Avenue236 m away | 45 m² | 77 m² | +32 m² +71% | 2020 |
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| 23, Millbrook Gardens568 m away | 110 m² | 142 m² | +32 m² +29% | 2020 |
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| 1, Longview Way837 m away | 80 m² | 112 m² | +32 m² +40% | 2013 |
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| 7, Wainfleet Avenue816 m away | 89 m² | 120 m² | +31 m² +35% | 2013 |
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| 113, Parkside Avenue236 m away | 63 m² | 94 m² | +31 m² +49% | 2012 |
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| 27, Woodlands Road680 m away | 91 m² | 121 m² | +30 m² +33% | 2025 |
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| 135, Pettits Lane267 m away | 93 m² | 123 m² | +30 m² +32% | 2019 |
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| 28a, Rosedale Road659 m away | 84 m² | 114 m² | +30 m² +36% | 2018 |
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| 65, Portnoi Close426 m away | 91 m² | 120 m² | +29 m² +32% | 2022 |
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| 54, Dee Way761 m away | 98 m² | 127 m² | +29 m² +30% | 2022 |
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| 16, Havering Drive590 m away | 120 m² | 149 m² | +29 m² +24% | 2021 |
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| 71, Marshalls Drive163 m away | 56 m² | 85 m² | +29 m² +52% | 2014 |
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| 135, Dorset Avenue276 m away | 126 m² | 154 m² | +28 m² +22% | 2026 |
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| 4, Brook Close872 m away | 109 m² | 137 m² | +28 m² +26% | 2023 |
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| 231, Havering Road724 m away | 108 m² | 136 m² | +28 m² +26% | 2020 |
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| 169, North Street707 m away | 44 m² | 72 m² | +28 m² +64% | 2014 |
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| 18, Collier Row Lane631 m away | 101 m² | 129 m² | +28 m² +28% | 2013 |
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| 3, Mowbrays Road735 m away | 73 m² | 100 m² | +27 m² +37% | 2025 |
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| 44, Ayr Way942 m away | 94 m² | 121 m² | +27 m² +29% | 2025 |
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| 88, Beauly Way858 m away | 129 m² | 155 m² | +26 m² +20% | 2024 |
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| 56, Parkway837 m away | 154 m² | 180 m² | +26 m² +17% | 2023 |
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| 38, Marshalls Drive107 m away | 72 m² | 98 m² | +26 m² +36% | 2022 |
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| 184, North Street731 m away | 142 m² | 168 m² | +26 m² +18% | 2021 |
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| 2, Raphael Avenue469 m away | 126 m² | 152 m² | +26 m² +21% | 2017 |
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| 8, Deveron Way844 m away | 70 m² | 96 m² | +26 m² +37% | 2017 |
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| 26, Hillfoot Road919 m away | 74 m² | 100 m² | +26 m² +35% | 2015 |
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| 29, Risebridge Road973 m away | 119 m² | 144 m² | +25 m² +21% | 2026 |
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| 12, Rosemary Avenue619 m away | 144 m² | 169 m² | +25 m² +17% | 2023 |
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| 74, Parkway794 m away | 160 m² | 185 m² | +25 m² +16% | 2023 |
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| 268, Pettits Lane North840 m away | 98 m² | 123 m² | +25 m² +26% | 2023 |
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| 52, Parkway837 m away | 152 m² | 177 m² | +25 m² +16% | 2021 |
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| 34, Priests Avenue385 m away | 82 m² | 107 m² | +25 m² +30% | 2018 |
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| 94, Seymer Road450 m away | 76 m² | 100 m² | +24 m² +32% | 2024 |
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| 6, Woodlands Road680 m away | 103 m² | 127 m² | +24 m² +23% | 2021 |
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| Flat 62, Nayland Court, Market Place997 m away | 68 m² | 92 m² | +24 m² +35% | 2018 |
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| 119, Eastern Avenue East233 m away | 99 m² | 123 m² | +24 m² +24% | 2014 |
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| 93, Seymer Road395 m away | 80 m² | 104 m² | +24 m² +30% | 2013 |
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| 49, Brooklands Road987 m away | 77 m² | 100 m² | +23 m² +30% | 2026 |
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| 4, Aveley Road847 m away | 74 m² | 97 m² | +23 m² +31% | 2025 |
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| 116, Pettits Lane267 m away | 136 m² | 159 m² | +23 m² +17% | 2021 |
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| 38, Millbrook Gardens568 m away | 84 m² | 107 m² | +23 m² +27% | 2021 |
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| 30, Ferndale Road732 m away | 77 m² | 100 m² | +23 m² +30% | 2020 |
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| 55, Heather Way592 m away | 62 m² | 85 m² | +23 m² +37% | 2018 |
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| 55, Mowbrays Road912 m away | 80 m² | 103 m² | +23 m² +29% | 2016 |
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| 35, Eastern Avenue East440 m away | 65 m² | 87 m² | +22 m² +34% | 2024 |
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| 56, Beauly Way689 m away | 111 m² | 133 m² | +22 m² +20% | 2018 |
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| 22, The Avenue691 m away | 117 m² | 139 m² | +22 m² +19% | 2017 |
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| 5, Wainfleet Avenue816 m away | 86 m² | 108 m² | +22 m² +26% | 2016 |
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| 2, Heather Drive376 m away | 102 m² | 124 m² | +22 m² +22% | 2012 |
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| 68, Roslyn Gardens567 m away | 140 m² | 161 m² | +21 m² +15% | 2026 |
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| 105, Mashiters Walk273 m away | 98 m² | 119 m² | +21 m² +21% | 2025 |
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| 85, Dorset Avenue276 m away | 96 m² | 117 m² | +21 m² +22% | 2023 |
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| Flat 3, Graveney Court, Riverside Close825 m away | 53 m² | 74 m² | +21 m² +40% | 2023 |
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| 25, Hillfoot Road995 m away | 120 m² | 141 m² | +21 m² +18% | 2022 |
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| 6, Hainault Road694 m away | 66 m² | 87 m² | +21 m² +32% | 2021 |
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| 182, Hainault Road862 m away | 85 m² | 106 m² | +21 m² +25% | 2021 |
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| Flat 1, Hill Court, Main Road962 m away | 60 m² | 81 m² | +21 m² +35% | 2020 |
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| 94, Dorset Avenue276 m away | 81 m² | 102 m² | +21 m² +26% | 2019 |
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| 44, Heather Drive376 m away | 115 m² | 136 m² | +21 m² +18% | 2019 |
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| 95, Lake Rise569 m away | 95 m² | 116 m² | +21 m² +22% | 2019 |
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| 5, Hill Grove182 m away | 91 m² | 111 m² | +20 m² +22% | 2025 |
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| Flat 6, Chartwell Place, Junction Road999 m away | 65 m² | 85 m² | +20 m² +31% | 2022 |
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| 31, Rosedale Road647 m away | 100 m² | 120 m² | +20 m² +20% | 2018 |
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| 7, The Avenue691 m away | 129 m² | 149 m² | +20 m² +16% | 2014 |
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| 18, Ayr Way749 m away | 105 m² | 124 m² | +19 m² +18% | 2026 |
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| 9, Collier Row Lane681 m away | 64 m² | 83 m² | +19 m² +30% | 2024 |
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| 114, Beauly Way858 m away | 122 m² | 141 m² | +19 m² +16% | 2019 |
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| 91, Dorset Avenue276 m away | 93 m² | 112 m² | +19 m² +20% | 2016 |
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| Flat 8, Chartwell Place, Junction Road999 m away | 47 m² | 65 m² | +18 m² +38% | 2024 |
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| 96, Mowbrays Road912 m away | 75 m² | 93 m² | +18 m² +24% | 2022 |
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| 117, Dorset Avenue276 m away | 78 m² | 96 m² | +18 m² +23% | 2020 |
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| 7, Heather Glen326 m away | 83 m² | 101 m² | +18 m² +22% | 2019 |
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| 59, Mowbrays Road912 m away | 63 m² | 81 m² | +18 m² +29% | 2016 |
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| Flat 20, Calder Court, Riverside Close801 m away | 44 m² | 62 m² | +18 m² +41% | 2009 |
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| 12, Medora Road938 m away | 109 m² | 126 m² | +17 m² +16% | 2026 |
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| 13, Oaks Avenue645 m away | 95 m² | 112 m² | +17 m² +18% | 2024 |
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| 4, Hainault Road694 m away | 75 m² | 92 m² | +17 m² +23% | 2023 |
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| 57, Parkside Avenue433 m away | 84 m² | 101 m² | +17 m² +20% | 2021 |
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| 4, Wood View Mews860 m away | 92 m² | 109 m² | +17 m² +18% | 2021 |
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| 98, Lake Rise580 m away | 101 m² | 118 m² | +17 m² +17% | 2016 |
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| 22, Saffron Road661 m away | 78 m² | 95 m² | +17 m² +22% | 2013 |
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| 92, Eastern Avenue East219 m away | 107 m² | 124 m² | +17 m² +16% | 2011 |
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| 290, Pettits Lane North840 m away | 78 m² | 94 m² | +16 m² +21% | 2026 |
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| 17, Medora Road938 m away | 98 m² | 114 m² | +16 m² +16% | 2025 |
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| 33, Ayr Way942 m away | 98 m² | 114 m² | +16 m² +16% | 2025 |
|---|
| 35, Medora Road938 m away | 83 m² | 99 m² | +16 m² +19% | 2020 |
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| 8, Pettits Close254 m away | 82 m² | 98 m² | +16 m² +20% | 2019 |
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| 17, Havering Road587 m away | 103 m² | 119 m² | +16 m² +16% | 2012 |
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| Flat 4, North Park Court, 1a, Parkside Avenue562 m away | 45 m² | 60 m² | +15 m² +33% | 2026 |
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| 9, Ferndale Road732 m away | 71 m² | 86 m² | +15 m² +21% | 2025 |
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| 38, Ashmour Gardens277 m away | 58 m² | 73 m² | +15 m² +26% | 2024 |
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| 77, Havering Road524 m away | 91 m² | 106 m² | +15 m² +16% | 2024 |
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| 179, Hainault Road803 m away | 82 m² | 97 m² | +15 m² +18% | 2024 |
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| 62, Mowbrays Road912 m away | 65 m² | 80 m² | +15 m² +23% | 2024 |
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