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 E17 5EE
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 |
|---|---|---|---|---|
| 72, Cecil Road701 m away | 105 m² | 193 m² | +88 m² +84% | 2015 |
| 2, Kelmscott Close381 m away | 86 m² | 168 m² | +82 m² +95% | 2019 |
| 117, Carlton Road398 m away | 72 m² | 152 m² | +80 m² +111% | 2018 |
| 56a, Cecil Road701 m away | 118 m² | 197 m² | +79 m² +67% | 2020 |
| 10, Lancaster Road908 m away | 70 m² | 144 m² | +74 m² +106% | 2014 |
| 15, Fairview Close403 m away | 95 m² | 164 m² | +69 m² +73% | 2024 |
| 11, Knebworth Avenue755 m away | 74 m² | 141 m² | +67 m² +91% | 2021 |
| 12, Knebworth Avenue737 m away | 58 m² | 122 m² | +64 m² +110% | 2025 |
| 16, Marten Road954 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.
| 52 m² |
| 116 m² |
| +64 m² +123% |
| 2024 |
| 43, St Andrews Road996 m away | 94 m² | 157 m² | +63 m² +67% | 2022 |
|---|
| 217, Higham Hill Road710 m away | 62 m² | 125 m² | +63 m² +102% | 2018 |
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| 23, Sinnott Road714 m away | 66 m² | 126 m² | +60 m² +91% | 2015 |
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| 43, Marten Road980 m away | 76 m² | 134 m² | +58 m² +76% | 2022 |
|---|
| 118, Carlton Road411 m away | 74 m² | 132 m² | +58 m² +78% | 2020 |
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| 63, Goldsmith Road935 m away | 70 m² | 126 m² | +56 m² +80% | 2024 |
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| 237, Billet Road395 m away | 100 m² | 156 m² | +56 m² +56% | 2019 |
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| 18, Grove Park Avenue982 m away | 86 m² | 139 m² | +53 m² +62% | 2022 |
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| 304, Blackhorse Lane936 m away | 86 m² | 138 m² | +52 m² +60% | 2025 |
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| 42, Aveling Park Road919 m away | 83 m² | 134 m² | +51 m² +61% | 2025 |
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| 11, Goldsmith Road935 m away | 64 m² | 115 m² | +51 m² +80% | 2019 |
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| 36, Aveling Park Road919 m away | 83 m² | 133 m² | +50 m² +60% | 2014 |
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| 48, Empress Avenue979 m away | 147 m² | 196 m² | +49 m² +33% | 2025 |
|---|
| 94, Gloucester Road698 m away | 86 m² | 134 m² | +48 m² +56% | 2021 |
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| 28, Shakespeare Road979 m away | 74 m² | 122 m² | +48 m² +65% | 2016 |
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| 183, Winns Avenue940 m away | 86 m² | 133 m² | +47 m² +55% | 2026 |
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| 95, Penrhyn Avenue686 m away | 75 m² | 122 m² | +47 m² +63% | 2022 |
|---|
| 89, Penrhyn Avenue686 m away | 85 m² | 132 m² | +47 m² +55% | 2021 |
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| 63, Worcester Road836 m away | 125 m² | 171 m² | +46 m² +37% | 2024 |
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| 75, Marten Road980 m away | 75 m² | 121 m² | +46 m² +61% | 2022 |
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| 140, Bramley Close754 m away | 93 m² | 139 m² | +46 m² +49% | 2020 |
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| 6, Gloucester Road870 m away | 80 m² | 126 m² | +46 m² +57% | 2014 |
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| 15, Worcester Road836 m away | 72 m² | 117 m² | +45 m² +63% | 2024 |
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| 16, Cecil Road701 m away | 86 m² | 131 m² | +45 m² +52% | 2023 |
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| 82, Aveling Park Road919 m away | 87 m² | 132 m² | +45 m² +52% | 2023 |
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| 226, Higham Hill Road710 m away | 77 m² | 122 m² | +45 m² +58% | 2022 |
|---|
| 52, Aveling Park Road919 m away | 79 m² | 123 m² | +44 m² +56% | 2019 |
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| 59, Marten Road980 m away | 79 m² | 123 m² | +44 m² +56% | 2016 |
|---|
| 68, Priors Croft530 m away | 70 m² | 113 m² | +43 m² +61% | 2024 |
|---|
| 34, Cumberland Road653 m away | 73 m² | 116 m² | +43 m² +59% | 2022 |
|---|
| 31, Hamilton Road803 m away | 72 m² | 115 m² | +43 m² +60% | 2021 |
|---|
| 3, Kelmscott Close381 m away | 82 m² | 125 m² | +43 m² +52% | 2018 |
|---|
| 68, St Andrews Road944 m away | 91 m² | 134 m² | +43 m² +47% | 2017 |
|---|
| 18, Carlton Road411 m away | 76 m² | 118 m² | +42 m² +55% | 2025 |
|---|
| 77, Clarence Road876 m away | 80 m² | 122 m² | +42 m² +53% | 2025 |
|---|
| 120, Bramley Close754 m away | 83 m² | 125 m² | +42 m² +51% | 2024 |
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| 134, Bramley Close754 m away | 122 m² | 163 m² | +41 m² +34% | 2026 |
|---|
| 68, Gloucester Road870 m away | 75 m² | 116 m² | +41 m² +55% | 2021 |
|---|
| 5, Worcester Road836 m away | 69 m² | 110 m² | +41 m² +59% | 2018 |
|---|
| 18, Lancaster Road908 m away | 70 m² | 111 m² | +41 m² +59% | 2014 |
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| 60, Oakfield Road603 m away | 66 m² | 107 m² | +41 m² +62% | 2011 |
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| 21, Gloucester Road870 m away | 79 m² | 119 m² | +40 m² +51% | 2026 |
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| 84, Millfield Avenue321 m away | 96 m² | 135 m² | +39 m² +41% | 2026 |
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| 33, Colville Road829 m away | 68 m² | 107 m² | +39 m² +57% | 2026 |
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| 8, Marten Road954 m away | 81 m² | 120 m² | +39 m² +48% | 2025 |
|---|
| 12, Worcester Road836 m away | 80 m² | 119 m² | +39 m² +49% | 2021 |
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| 102, Douglas Avenue415 m away | 37 m² | 75 m² | +38 m² +103% | 2022 |
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| 48, Gloucester Road870 m away | 77 m² | 114 m² | +37 m² +48% | 2026 |
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| 36, Carlton Road411 m away | 74 m² | 111 m² | +37 m² +50% | 2025 |
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| 39, Gloucester Road870 m away | 89 m² | 126 m² | +37 m² +42% | 2014 |
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| 22, Oakfield Road603 m away | 69 m² | 105 m² | +36 m² +52% | 2026 |
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| 19, Pennant Terrace510 m away | 70 m² | 105 m² | +35 m² +50% | 2025 |
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| 74, Gloucester Road870 m away | 38 m² | 73 m² | +35 m² +92% | 2023 |
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| 41, Clarence Road876 m away | 83 m² | 118 m² | +35 m² +42% | 2023 |
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| 2, Goldsmith Road949 m away | 77 m² | 112 m² | +35 m² +45% | 2014 |
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| 13a, Norfolk Road756 m away | 60 m² | 95 m² | +35 m² +58% | 2013 |
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| 360, Higham Hill Road483 m away | 87 m² | 121 m² | +34 m² +39% | 2026 |
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| 68, Lancaster Road908 m away | 67 m² | 101 m² | +34 m² +51% | 2025 |
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| 42, Cazenove Road902 m away | 85 m² | 119 m² | +34 m² +40% | 2024 |
|---|
| 3, Cumberland Road653 m away | 89 m² | 123 m² | +34 m² +38% | 2016 |
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| 218, Brettenham Road756 m away | 70 m² | 104 m² | +34 m² +49% | 2016 |
|---|
| 123, Billet Road92 m away | 48 m² | 81 m² | +33 m² +69% | 2025 |
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| 2, Mount Pleasant Road561 m away | 75 m² | 108 m² | +33 m² +44% | 2025 |
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| 80, Clarence Road890 m away | 81 m² | 114 m² | +33 m² +41% | 2025 |
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| 121, Manor Road430 m away | 82 m² | 115 m² | +33 m² +40% | 2024 |
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| 23, Cooper Avenue575 m away | 96 m² | 129 m² | +33 m² +34% | 2024 |
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| 24, Gloucester Road870 m away | 86 m² | 119 m² | +33 m² +38% | 2017 |
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| 8, Valognes Avenue438 m away | 75 m² | 108 m² | +33 m² +44% | 2015 |
|---|
| 139, Bramley Close754 m away | 95 m² | 127 m² | +32 m² +34% | 2025 |
|---|
| 18, Colville Road829 m away | 68 m² | 100 m² | +32 m² +47% | 2025 |
|---|
| 16, Knebworth Avenue737 m away | 80 m² | 112 m² | +32 m² +40% | 2024 |
|---|
| 1, Fleeming Road629 m away | 38 m² | 70 m² | +32 m² +84% | 2022 |
|---|
| 76, Clarence Road890 m away | 60 m² | 92 m² | +32 m² +53% | 2017 |
|---|
| 65, Lawrence Avenue663 m away | 178 m² | 210 m² | +32 m² +18% | 2016 |
|---|
| 48, The Mile End784 m away | 84 m² | 115 m² | +31 m² +37% | 2024 |
|---|
| 25, Clarence Road876 m away | 80 m² | 111 m² | +31 m² +39% | 2024 |
|---|
| 1, Carlton Road398 m away | 73 m² | 104 m² | +31 m² +42% | 2022 |
|---|
| 22, Rushbrook Crescent510 m away | 70 m² | 101 m² | +31 m² +44% | 2021 |
|---|
| 117, Aveling Park Road895 m away | 84 m² | 115 m² | +31 m² +37% | 2021 |
|---|
| 14, Cumberland Road653 m away | 76 m² | 106 m² | +30 m² +39% | 2026 |
|---|
| 46, Cazenove Road902 m away | 79 m² | 109 m² | +30 m² +38% | 2026 |
|---|
| 9, Empress Avenue979 m away | 83 m² | 113 m² | +30 m² +36% | 2017 |
|---|
| 4, Douglas Avenue415 m away | 77 m² | 107 m² | +30 m² +39% | 2015 |
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| 11, Mayfield Road745 m away | 58 m² | 88 m² | +30 m² +52% | 2014 |
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| 13, Cazenove Road902 m away | 91 m² | 120 m² | +29 m² +32% | 2026 |
|---|
| 20, Fleeming Road802 m away | 59 m² | 88 m² | +29 m² +49% | 2025 |
|---|
| 14, Guildsway192 m away | 87 m² | 116 m² | +29 m² +33% | 2023 |
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| 67, Marten Road980 m away | 83 m² | 112 m² | +29 m² +35% | 2023 |
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| 4, Empress Avenue979 m away | 106 m² | 135 m² | +29 m² +27% | 2021 |
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| 39, Marten Road980 m away | 82 m² | 111 m² | +29 m² +35% | 2021 |
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| 132, Penrhyn Avenue704 m away | 68 m² | 97 m² | +29 m² +43% | 2020 |
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| 8, Lewis Avenue726 m away | 75 m² | 103 m² | +28 m² +37% | 2024 |
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| 36, Mayfield Road745 m away | 77 m² | 105 m² | +28 m² +36% | 2024 |
|---|
| 59, Millfield Avenue266 m away | 92 m² | 120 m² | +28 m² +30% | 2023 |
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| 61, Worcester Road836 m away | 80 m² | 108 m² | +28 m² +35% | 2022 |
|---|
| 12, Marten Road954 m away | 74 m² | 102 m² | +28 m² +38% | 2020 |
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| 46, Manor Road482 m away | 87 m² | 115 m² | +28 m² +32% | 2019 |
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| 33, North Countess Road282 m away | 66 m² | 94 m² | +28 m² +42% | 2016 |
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| 145, Bramley Close754 m away | 112 m² | 139 m² | +27 m² +24% | 2026 |
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| 101, Winns Avenue939 m away | 74 m² | 101 m² | +27 m² +36% | 2026 |
|---|
| 180, Fleeming Road627 m away | 69 m² | 96 m² | +27 m² +39% | 2020 |
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| 172, Winns Avenue937 m away | 89 m² | 116 m² | +27 m² +30% | 2017 |
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| 38, Claremont Road696 m away | 89 m² | 115 m² | +26 m² +29% | 2026 |
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| 19, Fairfield Road873 m away | 86 m² | 112 m² | +26 m² +30% | 2025 |
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| 141, Brettenham Road729 m away | 66 m² | 92 m² | +26 m² +39% | 2024 |
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| 47, Elphinstone Road791 m away | 76 m² | 102 m² | +26 m² +34% | 2024 |
|---|
| 6, Hamilton Road803 m away | 101 m² | 127 m² | +26 m² +26% | 2022 |
|---|
| 67, Kimberley Road0 m away | 80 m² | 106 m² | +26 m² +33% | 2020 |
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| 3, Aveling Park Road988 m away | 80 m² | 106 m² | +26 m² +33% | 2017 |
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| 60, Douglas Avenue415 m away | 91 m² | 116 m² | +25 m² +27% | 2022 |
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| 49, Lancaster Road904 m away | 64 m² | 89 m² | +25 m² +39% | 2022 |
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| 47a, Fleeming Road629 m away | 52 m² | 77 m² | +25 m² +48% | 2021 |
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| 114, Gloucester Road698 m away | 88 m² | 113 m² | +25 m² +28% | 2021 |
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| 14, Norfolk Road756 m away | 65 m² | 90 m² | +25 m² +38% | 2020 |
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| 73, Goldsmith Road935 m away | 82 m² | 107 m² | +25 m² +30% | 2020 |
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| 77, Douglas Avenue437 m away | 75 m² | 100 m² | +25 m² +33% | 2014 |
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| 11a, Colville Road829 m away | 83 m² | 107 m² | +24 m² +29% | 2026 |
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| 25, Hamilton Road803 m away | 71 m² | 95 m² | +24 m² +34% | 2025 |
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| 25a, Fleeming Road629 m away | 50 m² | 74 m² | +24 m² +48% | 2022 |
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| 73, Clarence Road876 m away | 79 m² | 103 m² | +24 m² +30% | 2022 |
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| 150, Fleeming Road627 m away | 67 m² | 91 m² | +24 m² +36% | 2021 |
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| 80, Aveling Park Road919 m away | 83 m² | 107 m² | +24 m² +29% | 2021 |
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| 9, Marten Road980 m away | 74 m² | 98 m² | +24 m² +32% | 2021 |
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| 73, Billet Road312 m away | 80 m² | 104 m² | +24 m² +30% | 2016 |
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| 315, Chingford Road968 m away | 75 m² | 98 m² | +23 m² +31% | 2024 |
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| 14, Douglas Avenue415 m away | 75 m² | 98 m² | +23 m² +31% | 2022 |
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| 58, Clarence Road890 m away | 82 m² | 105 m² | +23 m² +28% | 2022 |
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| 254, Fleeming Road627 m away | 68 m² | 91 m² | +23 m² +34% | 2021 |
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| 32, Colville Road829 m away | 69 m² | 92 m² | +23 m² +33% | 2020 |
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| 14, Empress Avenue979 m away | 55 m² | 78 m² | +23 m² +42% | 2020 |
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| 53, Marten Road980 m away | 83 m² | 106 m² | +23 m² +28% | 2020 |
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| 22, Fleeming Road802 m away | 71 m² | 94 m² | +23 m² +32% | 2019 |
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| 47, Marten Road980 m away | 94 m² | 117 m² | +23 m² +24% | 2019 |
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| 47, Stow Crescent222 m away | 78 m² | 101 m² | +23 m² +29% | 2015 |
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| 150, Elphinstone Road647 m away | 75 m² | 98 m² | +23 m² +31% | 2015 |
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| 27, Windsor Avenue563 m away | 75 m² | 98 m² | +23 m² +31% | 2014 |
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| 107, Carlton Road398 m away | 75 m² | 97 m² | +22 m² +29% | 2026 |
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| 69, Fleeming Road629 m away | 59 m² | 81 m² | +22 m² +37% | 2026 |
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| 69, Goldsmith Road935 m away | 75 m² | 97 m² | +22 m² +29% | 2026 |
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| 14, Aveling Park Road988 m away | 91 m² | 113 m² | +22 m² +24% | 2026 |
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| 42, Penrhyn Avenue517 m away | 80 m² | 102 m² | +22 m² +28% | 2025 |
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| 90, Brettenham Road627 m away | 69 m² | 91 m² | +22 m² +32% | 2025 |
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| 61a, Fleeming Road629 m away | 50 m² | 72 m² | +22 m² +44% | 2025 |
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| 27a, Carr Road807 m away | 49 m² | 71 m² | +22 m² +45% | 2024 |
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| 91, Oakfield Road616 m away | 77 m² | 99 m² | +22 m² +29% | 2023 |
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| 26, Clarence Road890 m away | 81 m² | 103 m² | +22 m² +27% | 2023 |
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| 43, Lancaster Road904 m away | 66 m² | 88 m² | +22 m² +33% | 2023 |
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| 1, Shaw Square179 m away | 87 m² | 109 m² | +22 m² +25% | 2021 |
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| 43a, Fleeming Road629 m away | 48 m² | 70 m² | +22 m² +46% | 2021 |
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| 10, Norfolk Road756 m away | 101 m² | 123 m² | +22 m² +22% | 2021 |
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| 39, Billet Road457 m away | 75 m² | 97 m² | +22 m² +29% | 2018 |
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| 64, Warwick Road400 m away | 71 m² | 93 m² | +22 m² +31% | 2014 |
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| 2, Hamilton Road803 m away | 117 m² | 139 m² | +22 m² +19% | 2014 |
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| 329, Billet Road864 m away | 68 m² | 90 m² | +22 m² +32% | 2014 |
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| 52, Mount Pleasant Road408 m away | 78 m² | 99 m² | +21 m² +27% | 2026 |
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| 25, Ardleigh Road375 m away | 70 m² | 91 m² | +21 m² +30% | 2025 |
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| 29, Oakfield Road616 m away | 89 m² | 110 m² | +21 m² +24% | 2024 |
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| 79, Marten Road980 m away | 73 m² | 94 m² | +21 m² +29% | 2024 |
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| 79, Oakfield Road616 m away | 56 m² | 77 m² | +21 m² +38% | 2022 |
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| 84, Elphinstone Road647 m away | 73 m² | 94 m² | +21 m² +29% | 2022 |
|---|
| 221, Higham Hill Road710 m away | 90 m² | 111 m² | +21 m² +23% | 2022 |
|---|
| 141a, Carr Road632 m away | 48 m² | 69 m² | +21 m² +44% | 2020 |
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| 71a, Carr Road807 m away | 52 m² | 73 m² | +21 m² +40% | 2020 |
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| 31, Cazenove Road902 m away | 86 m² | 107 m² | +21 m² +24% | 2020 |
|---|
| 127, Manor Road430 m away | 80 m² | 101 m² | +21 m² +26% | 2015 |
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| 236, Fleeming Road627 m away | 54 m² | 75 m² | +21 m² +39% | 2013 |
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| 155, Bramley Close754 m away | 70 m² | 91 m² | +21 m² +30% | 2011 |
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| 10, Penrhyn Grove607 m away | 80 m² | 100 m² | +20 m² +25% | 2024 |
|---|
| 145, Winns Avenue940 m away | 68 m² | 88 m² | +20 m² +29% | 2024 |
|---|
| 1, Fairview Villas980 m away | 103 m² | 123 m² | +20 m² +19% | 2024 |
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| 178, Brettenham Road756 m away | 72 m² | 92 m² | +20 m² +28% | 2023 |
|---|
| 1a, Fleeming Road629 m away | 50 m² | 70 m² | +20 m² +40% | 2022 |
|---|
| 17, Fairfield Road873 m away | 70 m² | 90 m² | +20 m² +29% | 2021 |
|---|
| 35, Millfield Avenue266 m away | 88 m² | 108 m² | +20 m² +23% | 2017 |
|---|
| 17, Sinnott Road714 m away | 55 m² | 75 m² | +20 m² +36% | 2013 |
|---|
| 11a, St Andrews Road996 m away | 54 m² | 73 m² | +19 m² +35% | 2026 |
|---|
| 15, Kimberley Road0 m away | 96 m² | 115 m² | +19 m² +20% | 2025 |
|---|
| 76, Manor Road482 m away | 83 m² | 102 m² | +19 m² +23% | 2025 |
|---|
| 91a, Carr Road632 m away | 51 m² | 70 m² | +19 m² +37% | 2025 |
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| 3, Sutton Road825 m away | 76 m² | 95 m² | +19 m² +25% | 2025 |
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| 50, Clarence Road890 m away | 83 m² | 102 m² | +19 m² +23% | 2025 |
|---|
| 24, Clarence Road890 m away | 76 m² | 95 m² | +19 m² +25% | 2025 |
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| 28, Grove Park Avenue982 m away | 103 m² | 122 m² | +19 m² +18% | 2023 |
|---|
| 357, Chingford Road941 m away | 67 m² | 86 m² | +19 m² +28% | 2022 |
|---|
| 5, Rushbrook Crescent510 m away | 70 m² | 89 m² | +19 m² +27% | 2020 |
|---|
| 342, Billet Road685 m away | 78 m² | 97 m² | +19 m² +24% | 2020 |
|---|
| 75, Goldsmith Road935 m away | 76 m² | 95 m² | +19 m² +25% | 2020 |
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| 401, Higham Hill Road546 m away | 72 m² | 91 m² | +19 m² +26% | 2019 |
|---|
| 80, Hecham Close608 m away | 89 m² | 108 m² | +19 m² +21% | 2018 |
|---|
| 101, Gloucester Road698 m away | 93 m² | 112 m² | +19 m² +20% | 2018 |
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| 61, Bodiam Court, 8, Thornbury Way212 m away | 73 m² | 92 m² | +19 m² +26% | 2017 |
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