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 RM12 6EL
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 |
|---|---|---|---|---|
| 98, Upminster Road797 m away | 112 m² | 226 m² | +114 m² +102% | 2016 |
| 16, Boundary Road984 m away | 79 m² | 192 m² | +113 m² +143% | 2020 |
| 60, Hacton Lane651 m away | 88 m² | 187 m² | +99 m² +113% | 2025 |
| 90, Suttons Lane927 m away | 82 m² | 173 m² | +91 m² +111% | 2021 |
| 42, Sycamore Avenue822 m away | 87 m² | 172 m² | +85 m² +98% | 2024 |
| 104, Suttons Lane927 m away | 60 m² | 143 m² | +83 m² +138% | 2025 |
| 13, Hornbeam Avenue497 m away | 92 m² | 175 m² | +83 m² +90% | 2024 |
| 12, Granton Avenue440 m away | 99 m² | 182 m² | +83 m² +84% | 2022 |
| 247, Goodwood Avenue404 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.
| 72 m² |
| 154 m² |
| +82 m² +114% |
| 2026 |
| 52, Ravenscourt Drive434 m away | 79 m² | 158 m² | +79 m² +100% | 2025 |
|---|
| 96, Ravenscourt Drive434 m away | 72 m² | 151 m² | +79 m² +110% | 2017 |
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| 34, Randall Drive923 m away | 74 m² | 150 m² | +76 m² +103% | 2025 |
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| 23, Kent Drive948 m away | 71 m² | 147 m² | +76 m² +107% | 2020 |
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| 99, Kempton Avenue179 m away | 84 m² | 159 m² | +75 m² +89% | 2026 |
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| 86, Suttons Lane927 m away | 80 m² | 155 m² | +75 m² +94% | 2025 |
|---|
| 14, Boundary Road984 m away | 104 m² | 177 m² | +73 m² +70% | 2021 |
|---|
| 33, Sycamore Avenue822 m away | 106 m² | 178 m² | +72 m² +68% | 2026 |
|---|
| 25, Lambourne Gardens981 m away | 60 m² | 132 m² | +72 m² +120% | 2025 |
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| 56, Chelmsford Drive233 m away | 136 m² | 208 m² | +72 m² +53% | 2015 |
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| 84, Aldborough Road558 m away | 72 m² | 143 m² | +71 m² +99% | 2021 |
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| 15, Wingletye Lane982 m away | 110 m² | 181 m² | +71 m² +65% | 2020 |
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| 19, Minster Way996 m away | 118 m² | 189 m² | +71 m² +60% | 2016 |
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| 19, Southview Drive653 m away | 102 m² | 172 m² | +70 m² +69% | 2022 |
|---|
| 71, Granton Avenue440 m away | 88 m² | 158 m² | +70 m² +80% | 2021 |
|---|
| 28, Suttons Lane809 m away | 85 m² | 155 m² | +70 m² +82% | 2016 |
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| 91, Alma Avenue445 m away | 54 m² | 123 m² | +69 m² +128% | 2025 |
|---|
| 5, Aldborough Road795 m away | 63 m² | 131 m² | +68 m² +108% | 2016 |
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| 25, Newbury Gardens474 m away | 48 m² | 115 m² | +67 m² +140% | 2022 |
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| 10, Acacia Drive731 m away | 84 m² | 151 m² | +67 m² +80% | 2021 |
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| 17, Minster Way996 m away | 67 m² | 133 m² | +66 m² +99% | 2023 |
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| 43, Suttons Lane710 m away | 155 m² | 220 m² | +65 m² +42% | 2026 |
|---|
| 18, Aspen Grove455 m away | 92 m² | 157 m² | +65 m² +71% | 2018 |
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| 2, Kent Drive967 m away | 70 m² | 135 m² | +65 m² +93% | 2017 |
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| 56, Brookdale Avenue897 m away | 94 m² | 159 m² | +65 m² +69% | 2016 |
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| 86, Ravenscourt Grove546 m away | 84 m² | 147 m² | +63 m² +75% | 2026 |
|---|
| 16, Maple Avenue917 m away | 114 m² | 177 m² | +63 m² +55% | 2023 |
|---|
| 34, Crystal Avenue526 m away | 79 m² | 141 m² | +62 m² +78% | 2013 |
|---|
| 19, Acacia Drive731 m away | 91 m² | 152 m² | +61 m² +67% | 2023 |
|---|
| 52, Hacton Drive707 m away | 80 m² | 141 m² | +61 m² +76% | 2022 |
|---|
| 179, Alma Avenue343 m away | 53 m² | 113 m² | +60 m² +113% | 2026 |
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| 43, Newbury Gardens427 m away | 80 m² | 140 m² | +60 m² +75% | 2025 |
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| 34, Gaynes Park Road990 m away | 100 m² | 159 m² | +59 m² +59% | 2025 |
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| 61, Sycamore Avenue873 m away | 98 m² | 157 m² | +59 m² +60% | 2023 |
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| 46, Derby Avenue440 m away | 45 m² | 104 m² | +59 m² +131% | 2010 |
|---|
| 13, Southview Drive789 m away | 86 m² | 143 m² | +57 m² +66% | 2021 |
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| 74, Chelmsford Drive268 m away | 128 m² | 184 m² | +56 m² +44% | 2025 |
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| 6, Ascot Gardens590 m away | 58 m² | 114 m² | +56 m² +97% | 2025 |
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| 19, Kent Drive948 m away | 73 m² | 129 m² | +56 m² +77% | 2016 |
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| 48, Suttons Avenue875 m away | 58 m² | 113 m² | +55 m² +95% | 2025 |
|---|
| 123, Alma Avenue395 m away | 50 m² | 105 m² | +55 m² +110% | 2024 |
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| 6, Mavis Grove995 m away | 129 m² | 183 m² | +54 m² +42% | 2024 |
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| 360, Chepstow Avenue228 m away | 57 m² | 111 m² | +54 m² +95% | 2017 |
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| 57, Kempton Avenue156 m away | 92 m² | 145 m² | +53 m² +58% | 2025 |
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| 23, Kempton Avenue156 m away | 56 m² | 109 m² | +53 m² +95% | 2021 |
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| 15, Ascot Gardens590 m away | 68 m² | 120 m² | +52 m² +76% | 2025 |
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| 5, Ravenscourt Drive473 m away | 67 m² | 119 m² | +52 m² +78% | 2022 |
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| 132, Alma Avenue440 m away | 70 m² | 122 m² | +52 m² +74% | 2014 |
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| 46, Standen Avenue465 m away | 94 m² | 145 m² | +51 m² +54% | 2025 |
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| 1, Park Farm Cottages982 m away | 90 m² | 141 m² | +51 m² +57% | 2023 |
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| 163, Alma Avenue372 m away | 53 m² | 103 m² | +50 m² +94% | 2026 |
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| 52, Mill Park Avenue721 m away | 147 m² | 197 m² | +50 m² +34% | 2024 |
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| 219, Goodwood Avenue404 m away | 87 m² | 137 m² | +50 m² +57% | 2018 |
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| 28, Ravenscourt Drive434 m away | 79 m² | 128 m² | +49 m² +62% | 2023 |
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| 67, Hacton Drive676 m away | 92 m² | 140 m² | +48 m² +52% | 2026 |
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| 180, Alma Avenue343 m away | 81 m² | 129 m² | +48 m² +59% | 2025 |
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| 69, Bridge Avenue784 m away | 51 m² | 99 m² | +48 m² +94% | 2025 |
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| 68, Hacton Lane651 m away | 87 m² | 135 m² | +48 m² +55% | 2012 |
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| 219, Alma Avenue322 m away | 88 m² | 135 m² | +47 m² +53% | 2026 |
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| 21, Sycamore Avenue822 m away | 122 m² | 169 m² | +47 m² +39% | 2023 |
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| 51, Doncaster Way338 m away | 68 m² | 115 m² | +47 m² +69% | 2019 |
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| 16, Allenby Drive991 m away | 70 m² | 114 m² | +44 m² +63% | 2024 |
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| 391, Chepstow Avenue228 m away | 121 m² | 165 m² | +44 m² +36% | 2020 |
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| 21, Hornbeam Avenue497 m away | 92 m² | 136 m² | +44 m² +48% | 2020 |
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| 23, Minster Way996 m away | 81 m² | 125 m² | +44 m² +54% | 2020 |
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| 32, Sycamore Avenue822 m away | 100 m² | 144 m² | +44 m² +44% | 2018 |
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| 31, Cumberland Avenue605 m away | 98 m² | 142 m² | +44 m² +45% | 2017 |
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| 6, Lodge Court988 m away | 67 m² | 111 m² | +44 m² +66% | 2012 |
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| 58, Aldborough Road683 m away | 94 m² | 136 m² | +42 m² +45% | 2021 |
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| 120, Alma Avenue440 m away | 48 m² | 89 m² | +41 m² +85% | 2025 |
|---|
| 41, Maple Avenue878 m away | 150 m² | 191 m² | +41 m² +27% | 2024 |
|---|
| 27, Doncaster Way338 m away | 73 m² | 114 m² | +41 m² +56% | 2013 |
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| 95, Upminster Road837 m away | 121 m² | 161 m² | +40 m² +33% | 2026 |
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| 33, Mill Park Avenue721 m away | 114 m² | 154 m² | +40 m² +35% | 2025 |
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| 92, Ravenscourt Drive434 m away | 73 m² | 113 m² | +40 m² +55% | 2024 |
|---|
| 10, Lingfield Avenue391 m away | 31 m² | 70 m² | +39 m² +126% | 2025 |
|---|
| 127, Upminster Road875 m away | 92 m² | 130 m² | +38 m² +41% | 2021 |
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| 54, Central Drive187 m away | 84 m² | 121 m² | +37 m² +44% | 2025 |
|---|
| 26, Dawes Avenue580 m away | 100 m² | 136 m² | +36 m² +36% | 2019 |
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| 16, Bridge Avenue870 m away | 55 m² | 90 m² | +35 m² +64% | 2026 |
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| 33, Hacton Drive676 m away | 60 m² | 95 m² | +35 m² +58% | 2024 |
|---|
| 3, Highfield Road717 m away | 85 m² | 120 m² | +35 m² +41% | 2024 |
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| 16, Kent Drive967 m away | 73 m² | 108 m² | +35 m² +48% | 2018 |
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| 49, Clement Way183 m away | 66 m² | 101 m² | +35 m² +53% | 2015 |
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| 29, Southview Drive653 m away | 151 m² | 185 m² | +34 m² +23% | 2026 |
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| 6, Kempton Avenue160 m away | 62 m² | 96 m² | +34 m² +55% | 2024 |
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| 34, Lingfield Avenue391 m away | 112 m² | 146 m² | +34 m² +30% | 2024 |
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| 14, Bridge Avenue870 m away | 83 m² | 117 m² | +34 m² +41% | 2024 |
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| 20, Randall Drive923 m away | 55 m² | 89 m² | +34 m² +62% | 2022 |
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| 39, Granton Avenue507 m away | 68 m² | 102 m² | +34 m² +50% | 2014 |
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| 35, Chelmsford Drive271 m away | 79 m² | 111 m² | +32 m² +41% | 2025 |
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| 56, Aldborough Road683 m away | 105 m² | 137 m² | +32 m² +30% | 2019 |
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| 162, Alma Avenue372 m away | 65 m² | 97 m² | +32 m² +49% | 2018 |
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| 49, Ravenscourt Drive473 m away | 133 m² | 164 m² | +31 m² +23% | 2024 |
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| 79, Newbury Gardens384 m away | 104 m² | 135 m² | +31 m² +30% | 2022 |
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| 35, Newbury Gardens474 m away | 78 m² | 109 m² | +31 m² +40% | 2021 |
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| 53, Doncaster Way338 m away | 79 m² | 110 m² | +31 m² +39% | 2020 |
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| 30, Crystal Avenue526 m away | 72 m² | 102 m² | +30 m² +42% | 2026 |
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| 15, Brookdale Avenue847 m away | 66 m² | 96 m² | +30 m² +45% | 2012 |
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| 53, Kempton Avenue156 m away | 73 m² | 102 m² | +29 m² +40% | 2024 |
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| 23, Warriner Avenue892 m away | 108 m² | 137 m² | +29 m² +27% | 2024 |
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| 19, Derby Avenue479 m away | 83 m² | 112 m² | +29 m² +35% | 2021 |
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| 11, Aspen Grove455 m away | 86 m² | 114 m² | +28 m² +33% | 2025 |
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| 229, Goodwood Avenue404 m away | 109 m² | 137 m² | +28 m² +26% | 2023 |
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| 20, Aldborough Road795 m away | 111 m² | 139 m² | +28 m² +25% | 2022 |
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| 41, Randall Drive923 m away | 72 m² | 100 m² | +28 m² +39% | 2021 |
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| 66, Central Drive69 m away | 89 m² | 117 m² | +28 m² +31% | 2015 |
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| 63, Doncaster Way316 m away | 48 m² | 75 m² | +27 m² +56% | 2023 |
|---|
| 2, Minster Way996 m away | 133 m² | 160 m² | +27 m² +20% | 2023 |
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| 281, Goodwood Avenue404 m away | 77 m² | 104 m² | +27 m² +35% | 2020 |
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| 21a, Suttons Lane688 m away | 49 m² | 76 m² | +27 m² +55% | 2019 |
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| 62, Little Gaynes Lane809 m away | 125 m² | 152 m² | +27 m² +22% | 2016 |
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| 45, Alma Avenue445 m away | 90 m² | 117 m² | +27 m² +30% | 2014 |
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| 13, Maple Avenue878 m away | 104 m² | 130 m² | +26 m² +25% | 2026 |
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| 10, Standen Avenue577 m away | 80 m² | 106 m² | +26 m² +33% | 2024 |
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| 55, Norfolk Road720 m away | 80 m² | 106 m² | +26 m² +33% | 2023 |
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| 18, Bridge Avenue870 m away | 105 m² | 131 m² | +26 m² +25% | 2022 |
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| 346, Goodwood Avenue306 m away | 88 m² | 114 m² | +26 m² +30% | 2021 |
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| 33, Kempton Avenue156 m away | 83 m² | 109 m² | +26 m² +31% | 2014 |
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| 30, Clarence Avenue646 m away | 47 m² | 72 m² | +25 m² +53% | 2025 |
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| 8, Bevan Way155 m away | 103 m² | 128 m² | +25 m² +24% | 2023 |
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| 30, Alma Avenue469 m away | 89 m² | 114 m² | +25 m² +28% | 2023 |
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| 11, Mavis Grove995 m away | 137 m² | 162 m² | +25 m² +18% | 2020 |
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| 62, Central Drive69 m away | 88 m² | 113 m² | +25 m² +28% | 2015 |
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| 42, Central Drive187 m away | 74 m² | 99 m² | +25 m² +34% | 2015 |
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| 30, Allenby Drive991 m away | 107 m² | 131 m² | +24 m² +22% | 2023 |
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| 93, Plumpton Avenue217 m away | 130 m² | 154 m² | +24 m² +18% | 2015 |
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| 40, Highfield Crescent628 m away | 95 m² | 118 m² | +23 m² +24% | 2018 |
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| 28, Maple Avenue917 m away | 132 m² | 155 m² | +23 m² +17% | 2015 |
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| Flat 2, Abraham Court, 2 - 4, St Mary'S Lane913 m away | 40 m² | 63 m² | +23 m² +57% | 2011 |
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| 9, Aintree Grove184 m away | 92 m² | 114 m² | +22 m² +24% | 2025 |
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| 11, Ascot Gardens590 m away | 65 m² | 87 m² | +22 m² +34% | 2024 |
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| 274, Goodwood Avenue414 m away | 85 m² | 107 m² | +22 m² +26% | 2019 |
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| 83, Granton Avenue440 m away | 86 m² | 108 m² | +22 m² +26% | 2018 |
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| 8, Kenilworth Gardens814 m away | 114 m² | 135 m² | +21 m² +18% | 2026 |
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| 6, Acacia Drive731 m away | 117 m² | 138 m² | +21 m² +18% | 2020 |
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| 4, Acacia Drive731 m away | 77 m² | 97 m² | +20 m² +26% | 2025 |
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| 53, Bridge Avenue784 m away | 97 m² | 117 m² | +20 m² +21% | 2020 |
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| 59, Bridge Avenue784 m away | 45 m² | 65 m² | +20 m² +44% | 2016 |
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| 60, Central Drive69 m away | 98 m² | 117 m² | +19 m² +19% | 2026 |
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| 84, Hacton Drive707 m away | 95 m² | 114 m² | +19 m² +20% | 2026 |
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| 17, Suttons Avenue875 m away | 76 m² | 95 m² | +19 m² +25% | 2025 |
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| 74, Kempton Avenue179 m away | 91 m² | 110 m² | +19 m² +21% | 2024 |
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| 94, Aldborough Road558 m away | 102 m² | 121 m² | +19 m² +19% | 2024 |
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| 29, Newbury Gardens474 m away | 73 m² | 92 m² | +19 m² +26% | 2016 |
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| 39, Warriner Avenue892 m away | 88 m² | 106 m² | +18 m² +20% | 2020 |
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| 36, Latimer Drive890 m away | 41 m² | 59 m² | +18 m² +44% | 2018 |
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| 112, Alma Avenue440 m away | 65 m² | 83 m² | +18 m² +28% | 2013 |
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| 17, Ascot Gardens590 m away | 77 m² | 95 m² | +18 m² +23% | 2013 |
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| 6, Hurst Park Avenue606 m away | 96 m² | 114 m² | +18 m² +19% | 2012 |
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| 12, Hacton Parade0 m away | 63 m² | 80 m² | +17 m² +27% | 2026 |
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| 61, Suttons Lane734 m away | 104 m² | 121 m² | +17 m² +16% | 2024 |
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| 2, Vaughan Avenue667 m away | 82 m² | 99 m² | +17 m² +21% | 2023 |
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| 61, Plumpton Avenue217 m away | 86 m² | 103 m² | +17 m² +20% | 2022 |
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| 89, Alma Avenue445 m away | 64 m² | 81 m² | +17 m² +27% | 2022 |
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| 49, Aldborough Road683 m away | 80 m² | 97 m² | +17 m² +21% | 2021 |
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| 1, Lingfield Avenue411 m away | 83 m² | 100 m² | +17 m² +20% | 2019 |
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| 18a, Granton Avenue440 m away | 43 m² | 60 m² | +17 m² +40% | 2015 |
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| Flat 28, Abraham Court, 2 - 4, St Mary'S Lane913 m away | 69 m² | 85 m² | +16 m² +23% | 2023 |
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| 3, Lambourne Gardens981 m away | 68 m² | 84 m² | +16 m² +24% | 2016 |
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| 34, Kent Drive967 m away | 88 m² | 103 m² | +15 m² +17% | 2024 |
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| 140, Bevan Way135 m away | 80 m² | 95 m² | +15 m² +19% | 2023 |
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| 24, Chelmsford Drive233 m away | 69 m² | 84 m² | +15 m² +22% | 2023 |
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| 17, Fontwell Park Gardens446 m away | 29 m² | 44 m² | +15 m² +52% | 2022 |
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| 40, Crystal Avenue526 m away | 81 m² | 96 m² | +15 m² +19% | 2022 |
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| 126, Alma Avenue440 m away | 83 m² | 98 m² | +15 m² +18% | 2017 |
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| 14, Brookdale Avenue847 m away | 83 m² | 98 m² | +15 m² +18% | 2015 |
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