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 4AP
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 East303 m away | 106 m² | 225 m² | +119 m² +112% | 2025 |
| 50, Mashiters Walk912 m away | 112 m² | 231 m² | +119 m² +106% | 2021 |
| 68, Heather Way261 m away | 78 m² | 194 m² | +116 m² +149% | 2023 |
| 68, Havering Road301 m away | 103 m² | 215 m² | +112 m² +109% | 2024 |
| 123a, Pettits Lane654 m away | 94 m² | 205 m² | +111 m² +118% | 2025 |
| 16, Millbrook Gardens669 m away | 88 m² | 195 m² | +107 m² +122% | 2021 |
| 87, Havering Road301 m away | 109 m² | 209 m² | +100 m² +92% | 2022 |
| 23, Parkland Avenue772 m away | 126 m² | 220 m² | +94 m² +75% | 2024 |
| 52, Mashiters Walk912 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.
| 92 m² |
| 185 m² |
| +93 m² +101% |
| 2019 |
| 84, Pettits Lane793 m away | 148 m² | 235 m² | +87 m² +59% | 2023 |
|---|
| 111, Parkside Avenue370 m away | 85 m² | 171 m² | +86 m² +101% | 2021 |
|---|
| 275, Pettits Lane North415 m away | 85 m² | 171 m² | +86 m² +101% | 2021 |
|---|
| 15, The Avenue975 m away | 93 m² | 178 m² | +85 m² +91% | 2023 |
|---|
| 71, Lake Rise950 m away | 106 m² | 186 m² | +80 m² +75% | 2018 |
|---|
| 1, Park Boulevard917 m away | 224 m² | 302 m² | +78 m² +35% | 2025 |
|---|
| 37, Havering Drive833 m away | 139 m² | 216 m² | +77 m² +55% | 2020 |
|---|
| 68, Clyde Way760 m away | 122 m² | 197 m² | +75 m² +61% | 2026 |
|---|
| 148, Pettits Lane430 m away | 72 m² | 146 m² | +74 m² +103% | 2013 |
|---|
| 57, Clyde Way763 m away | 113 m² | 186 m² | +73 m² +65% | 2025 |
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| 50, Lawns Way796 m away | 75 m² | 145 m² | +70 m² +93% | 2024 |
|---|
| 57, Eastern Avenue East302 m away | 60 m² | 129 m² | +69 m² +115% | 2016 |
|---|
| 47, Hainault Road771 m away | 93 m² | 160 m² | +67 m² +72% | 2024 |
|---|
| 61, Marshalls Drive491 m away | 87 m² | 154 m² | +67 m² +77% | 2022 |
|---|
| 109, Pettits Lane793 m away | 100 m² | 165 m² | +65 m² +65% | 2025 |
|---|
| 3, Bartlow Gardens681 m away | 51 m² | 115 m² | +64 m² +125% | 2026 |
|---|
| 5, Ayr Green701 m away | 97 m² | 160 m² | +63 m² +65% | 2023 |
|---|
| 186, Collier Row Lane825 m away | 82 m² | 142 m² | +60 m² +73% | 2024 |
|---|
| 21, The Avenue975 m away | 94 m² | 153 m² | +59 m² +63% | 2023 |
|---|
| 45, Ayr Way705 m away | 92 m² | 151 m² | +59 m² +64% | 2022 |
|---|
| 34, Heather Drive252 m away | 63 m² | 121 m² | +58 m² +92% | 2026 |
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| 33, Wainfleet Avenue513 m away | 85 m² | 143 m² | +58 m² +68% | 2026 |
|---|
| 25, The Chase756 m away | 116 m² | 174 m² | +58 m² +50% | 2024 |
|---|
| 13, Millbrook Gardens669 m away | 78 m² | 136 m² | +58 m² +74% | 2021 |
|---|
| 66, Hillfoot Road600 m away | 64 m² | 121 m² | +57 m² +89% | 2020 |
|---|
| 56, Ayr Way705 m away | 106 m² | 162 m² | +56 m² +53% | 2026 |
|---|
| 15, Wallace Way647 m away | 149 m² | 205 m² | +56 m² +38% | 2021 |
|---|
| 41, Beauly Way704 m away | 85 m² | 141 m² | +56 m² +66% | 2020 |
|---|
| 104, Seymer Road667 m away | 83 m² | 138 m² | +55 m² +66% | 2026 |
|---|
| 52, Faircross Avenue802 m away | 78 m² | 133 m² | +55 m² +71% | 2023 |
|---|
| 85, Eastern Avenue East193 m away | 87 m² | 141 m² | +54 m² +62% | 2019 |
|---|
| 27, The Drive797 m away | 62 m² | 114 m² | +52 m² +84% | 2019 |
|---|
| 43, Heather Drive252 m away | 58 m² | 110 m² | +52 m² +90% | 2016 |
|---|
| 255, Pettits Lane North388 m away | 93 m² | 144 m² | +51 m² +55% | 2025 |
|---|
| 2, Hamilton Avenue236 m away | 104 m² | 154 m² | +50 m² +48% | 2021 |
|---|
| 9, Moray Way730 m away | 92 m² | 141 m² | +49 m² +53% | 2026 |
|---|
| 502, Mawney Road829 m away | 88 m² | 137 m² | +49 m² +56% | 2026 |
|---|
| 497, Mawney Road845 m away | 97 m² | 146 m² | +49 m² +51% | 2025 |
|---|
| 1, Goring Close882 m away | 84 m² | 133 m² | +49 m² +58% | 2020 |
|---|
| 173, Collier Row Lane733 m away | 91 m² | 139 m² | +48 m² +53% | 2025 |
|---|
| 17, Heather Drive252 m away | 60 m² | 108 m² | +48 m² +80% | 2020 |
|---|
| 46, Gobions Avenue999 m away | 109 m² | 156 m² | +47 m² +43% | 2026 |
|---|
| 2, Redriff Road829 m away | 83 m² | 130 m² | +47 m² +57% | 2017 |
|---|
| 155, Pettits Lane508 m away | 93 m² | 139 m² | +46 m² +49% | 2026 |
|---|
| 479, Mawney Road845 m away | 116 m² | 162 m² | +46 m² +40% | 2025 |
|---|
| 23, Lawns Way656 m away | 103 m² | 149 m² | +46 m² +45% | 2023 |
|---|
| 4, Deveron Way670 m away | 79 m² | 125 m² | +46 m² +58% | 2022 |
|---|
| 27, Dunster Close721 m away | 83 m² | 128 m² | +45 m² +54% | 2023 |
|---|
| 15, Berkeley Avenue973 m away | 39 m² | 84 m² | +45 m² +115% | 2023 |
|---|
| 118, Havering Road192 m away | 84 m² | 129 m² | +45 m² +54% | 2020 |
|---|
| 9, William Close357 m away | 87 m² | 131 m² | +44 m² +51% | 2024 |
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| 12, Mashiters Walk944 m away | 100 m² | 143 m² | +43 m² +43% | 2025 |
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| 57, Lawns Way796 m away | 83 m² | 126 m² | +43 m² +52% | 2023 |
|---|
| 32, Hamilton Avenue236 m away | 95 m² | 138 m² | +43 m² +45% | 2020 |
|---|
| 49, Lynton Avenue983 m away | 68 m² | 111 m² | +43 m² +63% | 2019 |
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| 504, Mawney Road829 m away | 90 m² | 132 m² | +42 m² +47% | 2023 |
|---|
| 62, Havering Drive833 m away | 88 m² | 130 m² | +42 m² +48% | 2021 |
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| 71, Portnoi Close0 m away | 89 m² | 131 m² | +42 m² +47% | 2015 |
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| 62, Fontayne Avenue426 m away | 86 m² | 127 m² | +41 m² +48% | 2025 |
|---|
| 73, The Drive897 m away | 67 m² | 108 m² | +41 m² +61% | 2024 |
|---|
| Squirrels Lodge, 2a, Havering Drive961 m away | 193 m² | 234 m² | +41 m² +21% | 2021 |
|---|
| 12, Pettits Boulevard548 m away | 83 m² | 123 m² | +40 m² +48% | 2021 |
|---|
| 39, Dee Way632 m away | 83 m² | 123 m² | +40 m² +48% | 2020 |
|---|
| 78, Seymer Road667 m away | 40 m² | 79 m² | +39 m² +98% | 2022 |
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| 494, Mawney Road829 m away | 59 m² | 98 m² | +39 m² +66% | 2022 |
|---|
| 52, Lawns Way796 m away | 71 m² | 110 m² | +39 m² +55% | 2015 |
|---|
| 10, Pettits Close362 m away | 92 m² | 130 m² | +38 m² +41% | 2026 |
|---|
| 87, Parkside Avenue370 m away | 74 m² | 112 m² | +38 m² +51% | 2025 |
|---|
| 1, Tweed Green978 m away | 91 m² | 129 m² | +38 m² +42% | 2020 |
|---|
| 23, Heather Drive252 m away | 57 m² | 95 m² | +38 m² +67% | 2019 |
|---|
| 12, Heather Drive252 m away | 55 m² | 93 m² | +38 m² +69% | 2014 |
|---|
| 98, Havering Road301 m away | 122 m² | 159 m² | +37 m² +30% | 2024 |
|---|
| 7, Heather Close326 m away | 55 m² | 92 m² | +37 m² +67% | 2016 |
|---|
| 1, Saffron Road265 m away | 88 m² | 124 m² | +36 m² +41% | 2021 |
|---|
| 122, Pettits Lane654 m away | 100 m² | 136 m² | +36 m² +36% | 2021 |
|---|
| 27, Heather Avenue117 m away | 101 m² | 137 m² | +36 m² +36% | 2020 |
|---|
| 9, Oaks Avenue358 m away | 67 m² | 102 m² | +35 m² +52% | 2026 |
|---|
| 195, Pettits Lane430 m away | 94 m² | 129 m² | +35 m² +37% | 2025 |
|---|
| 25, The Drive797 m away | 61 m² | 96 m² | +35 m² +57% | 2022 |
|---|
| 144, Hainault Road604 m away | 80 m² | 115 m² | +35 m² +44% | 2016 |
|---|
| 74, Lawns Way878 m away | 74 m² | 109 m² | +35 m² +47% | 2016 |
|---|
| 86, Mashiters Walk807 m away | 94 m² | 128 m² | +34 m² +36% | 2026 |
|---|
| 53, Mcintosh Road729 m away | 114 m² | 148 m² | +34 m² +30% | 2024 |
|---|
| 146, Parkside Avenue347 m away | 62 m² | 96 m² | +34 m² +55% | 2023 |
|---|
| 29, Wainfleet Avenue513 m away | 82 m² | 116 m² | +34 m² +41% | 2019 |
|---|
| 149, Parkside Avenue315 m away | 61 m² | 95 m² | +34 m² +56% | 2018 |
|---|
| 28, Netherpark Drive791 m away | 104 m² | 138 m² | +34 m² +33% | 2018 |
|---|
| 114, Lake Rise950 m away | 91 m² | 125 m² | +34 m² +37% | 2018 |
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| 9, Moray Close873 m away | 95 m² | 129 m² | +34 m² +36% | 2016 |
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| 489, Mawney Road845 m away | 95 m² | 128 m² | +33 m² +35% | 2025 |
|---|
| 27, Horndon Road378 m away | 85 m² | 117 m² | +32 m² +38% | 2025 |
|---|
| 7, Heather Drive252 m away | 51 m² | 83 m² | +32 m² +63% | 2021 |
|---|
| 121, Parkside Avenue370 m away | 45 m² | 77 m² | +32 m² +71% | 2020 |
|---|
| 23, Millbrook Gardens669 m away | 110 m² | 142 m² | +32 m² +29% | 2020 |
|---|
| 1, Longview Way412 m away | 80 m² | 112 m² | +32 m² +40% | 2013 |
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| 31, Faircross Avenue968 m away | 67 m² | 98 m² | +31 m² +46% | 2025 |
|---|
| 7, Wainfleet Avenue513 m away | 89 m² | 120 m² | +31 m² +35% | 2013 |
|---|
| 113, Parkside Avenue370 m away | 63 m² | 94 m² | +31 m² +49% | 2012 |
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| 22, Dunster Close754 m away | 95 m² | 125 m² | +30 m² +32% | 2025 |
|---|
| 135, Pettits Lane654 m away | 93 m² | 123 m² | +30 m² +32% | 2019 |
|---|
| 28a, Rosedale Road530 m away | 84 m² | 114 m² | +30 m² +36% | 2018 |
|---|
| 65, Portnoi Close0 m away | 91 m² | 120 m² | +29 m² +32% | 2022 |
|---|
| 54, Dee Way675 m away | 98 m² | 127 m² | +29 m² +30% | 2022 |
|---|
| 16, Havering Drive961 m away | 120 m² | 149 m² | +29 m² +24% | 2021 |
|---|
| 167, Collier Row Lane733 m away | 87 m² | 116 m² | +29 m² +33% | 2018 |
|---|
| 71, Marshalls Drive527 m away | 56 m² | 85 m² | +29 m² +52% | 2014 |
|---|
| 135, Dorset Avenue597 m away | 126 m² | 154 m² | +28 m² +22% | 2026 |
|---|
| 231, Havering Road328 m away | 108 m² | 136 m² | +28 m² +26% | 2020 |
|---|
| 74, Percy Road843 m away | 82 m² | 110 m² | +28 m² +34% | 2019 |
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| 169, North Street900 m away | 44 m² | 72 m² | +28 m² +64% | 2014 |
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| 18, Collier Row Lane406 m away | 101 m² | 129 m² | +28 m² +28% | 2013 |
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| 3, Mowbrays Road311 m away | 73 m² | 100 m² | +27 m² +37% | 2025 |
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| 44, Ayr Way705 m away | 94 m² | 121 m² | +27 m² +29% | 2025 |
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| 45, Elm Road991 m away | 98 m² | 125 m² | +27 m² +28% | 2022 |
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| 55, Brockley Crescent878 m away | 43 m² | 70 m² | +27 m² +63% | 2016 |
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| 12, Bartlow Gardens644 m away | 86 m² | 112 m² | +26 m² +30% | 2026 |
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| 88, Beauly Way913 m away | 129 m² | 155 m² | +26 m² +20% | 2024 |
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| 38, Marshalls Drive526 m away | 72 m² | 98 m² | +26 m² +36% | 2022 |
|---|
| 184, North Street979 m away | 142 m² | 168 m² | +26 m² +18% | 2021 |
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| 8, Deveron Way670 m away | 70 m² | 96 m² | +26 m² +37% | 2017 |
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| 2, Raphael Avenue848 m away | 126 m² | 152 m² | +26 m² +21% | 2017 |
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| 26, Hillfoot Road494 m away | 74 m² | 100 m² | +26 m² +35% | 2015 |
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| 60, The Drive762 m away | 77 m² | 102 m² | +25 m² +32% | 2025 |
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| 5, Elm Road991 m away | 75 m² | 100 m² | +25 m² +33% | 2025 |
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| 268, Pettits Lane North487 m away | 98 m² | 123 m² | +25 m² +26% | 2023 |
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| 74, Parkway1000 m away | 160 m² | 185 m² | +25 m² +16% | 2023 |
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| 34, Priests Avenue85 m away | 82 m² | 107 m² | +25 m² +30% | 2018 |
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| 94, Seymer Road667 m away | 76 m² | 100 m² | +24 m² +32% | 2024 |
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| 119, Eastern Avenue East193 m away | 99 m² | 123 m² | +24 m² +24% | 2014 |
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| 93, Seymer Road597 m away | 80 m² | 104 m² | +24 m² +30% | 2013 |
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| 116, Pettits Lane654 m away | 136 m² | 159 m² | +23 m² +17% | 2021 |
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| 38, Millbrook Gardens669 m away | 84 m² | 107 m² | +23 m² +27% | 2021 |
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| 30, Ferndale Road364 m away | 77 m² | 100 m² | +23 m² +30% | 2020 |
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| 55, Heather Way276 m away | 62 m² | 85 m² | +23 m² +37% | 2018 |
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| 55, Mowbrays Road522 m away | 80 m² | 103 m² | +23 m² +29% | 2016 |
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| 35, Eastern Avenue East451 m away | 65 m² | 87 m² | +22 m² +34% | 2024 |
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| 17, Kenway783 m away | 74 m² | 96 m² | +22 m² +30% | 2021 |
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| 61, Lawns Way796 m away | 74 m² | 96 m² | +22 m² +30% | 2019 |
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| 56, Beauly Way704 m away | 111 m² | 133 m² | +22 m² +20% | 2018 |
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| 22, The Avenue975 m away | 117 m² | 139 m² | +22 m² +19% | 2017 |
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| 5, Wainfleet Avenue513 m away | 86 m² | 108 m² | +22 m² +26% | 2016 |
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| 2, Heather Drive252 m away | 102 m² | 124 m² | +22 m² +22% | 2012 |
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| 68, Roslyn Gardens700 m away | 140 m² | 161 m² | +21 m² +15% | 2026 |
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| 105, Mashiters Walk692 m away | 98 m² | 119 m² | +21 m² +21% | 2025 |
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| 85, Dorset Avenue597 m away | 96 m² | 117 m² | +21 m² +22% | 2023 |
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| 25, Hillfoot Road578 m away | 120 m² | 141 m² | +21 m² +18% | 2022 |
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| 182, Hainault Road612 m away | 85 m² | 106 m² | +21 m² +25% | 2021 |
|---|
| 6, Hainault Road771 m away | 66 m² | 87 m² | +21 m² +32% | 2021 |
|---|
| 1, Berkeley Avenue973 m away | 137 m² | 158 m² | +21 m² +15% | 2020 |
|---|
| 44, Heather Drive252 m away | 115 m² | 136 m² | +21 m² +18% | 2019 |
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| 94, Dorset Avenue597 m away | 81 m² | 102 m² | +21 m² +26% | 2019 |
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| 95, Lake Rise950 m away | 95 m² | 116 m² | +21 m² +22% | 2019 |
|---|
| 227, Collier Row Lane876 m away | 81 m² | 101 m² | +20 m² +25% | 2026 |
|---|
| 5, Hill Grove605 m away | 91 m² | 111 m² | +20 m² +22% | 2025 |
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| 37, Lynton Avenue983 m away | 110 m² | 130 m² | +20 m² +18% | 2024 |
|---|
| 31, Rosedale Road599 m away | 100 m² | 120 m² | +20 m² +20% | 2018 |
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| 7, The Avenue975 m away | 129 m² | 149 m² | +20 m² +16% | 2014 |
|---|
| 18, Ayr Way531 m away | 105 m² | 124 m² | +19 m² +18% | 2026 |
|---|
| 9, Collier Row Lane467 m away | 64 m² | 83 m² | +19 m² +30% | 2024 |
|---|
| 33, Elm Road991 m away | 109 m² | 128 m² | +19 m² +17% | 2020 |
|---|
| 114, Beauly Way913 m away | 122 m² | 141 m² | +19 m² +16% | 2019 |
|---|
| 91, Dorset Avenue597 m away | 93 m² | 112 m² | +19 m² +20% | 2016 |
|---|
| 96, Mowbrays Road522 m away | 75 m² | 93 m² | +18 m² +24% | 2022 |
|---|
| 4, Elm Road991 m away | 75 m² | 93 m² | +18 m² +24% | 2021 |
|---|
| 117, Dorset Avenue597 m away | 78 m² | 96 m² | +18 m² +23% | 2020 |
|---|
| 7, Heather Glen102 m away | 83 m² | 101 m² | +18 m² +22% | 2019 |
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| 59, Mowbrays Road522 m away | 63 m² | 81 m² | +18 m² +29% | 2016 |
|---|
| 43, The Drive797 m away | 69 m² | 87 m² | +18 m² +26% | 2016 |
|---|
| 115, Linley Crescent868 m away | 83 m² | 100 m² | +17 m² +20% | 2025 |
|---|
| 13, Oaks Avenue358 m away | 95 m² | 112 m² | +17 m² +18% | 2024 |
|---|
| 4, Hainault Road771 m away | 75 m² | 92 m² | +17 m² +23% | 2023 |
|---|
| 4, Wood View Mews518 m away | 92 m² | 109 m² | +17 m² +18% | 2021 |
|---|
| 57, Parkside Avenue542 m away | 84 m² | 101 m² | +17 m² +20% | 2021 |
|---|
| 18, Kenway783 m away | 78 m² | 95 m² | +17 m² +22% | 2021 |
|---|
| 98, Lake Rise950 m away | 101 m² | 118 m² | +17 m² +17% | 2016 |
|---|
| 23, Berkeley Avenue973 m away | 96 m² | 113 m² | +17 m² +18% | 2014 |
|---|
| 22, Saffron Road265 m away | 78 m² | 95 m² | +17 m² +22% | 2013 |
|---|
| 92, Eastern Avenue East303 m away | 107 m² | 124 m² | +17 m² +16% | 2011 |
|---|
| 290, Pettits Lane North487 m away | 78 m² | 94 m² | +16 m² +21% | 2026 |
|---|
| 33, Ayr Way705 m away | 98 m² | 114 m² | +16 m² +16% | 2025 |
|---|
| 50, The Drive762 m away | 69 m² | 85 m² | +16 m² +23% | 2024 |
|---|
| 8, Pettits Close362 m away | 82 m² | 98 m² | +16 m² +20% | 2019 |
|---|
| 16, Selsdon Close889 m away | 85 m² | 101 m² | +16 m² +19% | 2019 |
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| 17, Havering Road524 m away | 103 m² | 119 m² | +16 m² +16% | 2012 |
|---|
| Flat 4, North Park Court, 1a, Parkside Avenue643 m away | 45 m² | 60 m² | +15 m² +33% | 2026 |
|---|
| 34, Walmer Close925 m away | 80 m² | 95 m² | +15 m² +19% | 2026 |
|---|
| 9, Ferndale Road364 m away | 71 m² | 86 m² | +15 m² +21% | 2025 |
|---|
| 85, Faircross Avenue802 m away | 68 m² | 83 m² | +15 m² +22% | 2025 |
|---|
| 38, Ashmour Gardens220 m away | 58 m² | 73 m² | +15 m² +26% | 2024 |
|---|
| 77, Havering Road301 m away | 91 m² | 106 m² | +15 m² +16% | 2024 |
|---|
| 62, Mowbrays Road522 m away | 65 m² | 80 m² | +15 m² +23% | 2024 |
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