Finding extended homes…
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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 TW8 8NA
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 |
|---|---|---|---|---|
| 117, Windmill Road964 m away | 182 m² | 262 m² | +80 m² +44% | 2017 |
| 54, Almond Grove384 m away | 58 m² | 133 m² | +75 m² +129% | 2019 |
| Boatmens Institute, The Butts485 m away | 215 m² | 287 m² | +72 m² +33% | 2024 |
| 33, Hornbeam Crescent153 m away | 60 m² | 127 m² | +67 m² +112% | 2026 |
| 6, Syon Lane512 m away | 83 m² | 145 m² | +62 m² +75% | 2018 |
| 12, Church Walk520 m away | 82 m² | 138 m² | +56 m² +68% | 2024 |
| Flat B, The Waterside, 156, High Street260 m away | 59 m² | 112 m² | +53 m² +90% | 2026 |
| 287, London Road904 m away | 80 m² | 132 m² | +52 m² +65% | 2019 |
| 37, Syon Lane459 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.
| 91 m² |
| 142 m² |
| +51 m² +56% |
| 2021 |
| Apartment 2, The Old Baths, Clifden Road804 m away | 76 m² | 123 m² | +47 m² +62% | 2024 |
|---|
| 26, Orchard Road713 m away | 80 m² | 127 m² | +47 m² +59% | 2020 |
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| 44, Grosvenor Road942 m away | 85 m² | 131 m² | +46 m² +54% | 2026 |
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| 1, Almond Grove476 m away | 71 m² | 116 m² | +45 m² +63% | 2026 |
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| 36, Cherry Crescent463 m away | 81 m² | 126 m² | +45 m² +56% | 2024 |
|---|
| 102a, Windmill Road920 m away | 47 m² | 92 m² | +45 m² +96% | 2020 |
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| 26, Hazel Close230 m away | 41 m² | 86 m² | +45 m² +110% | 2018 |
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| Prospect House, 191 - 199, London Road579 m away | 69 m² | 114 m² | +45 m² +65% | 2015 |
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| 71, Reynard Way976 m away | 114 m² | 158 m² | +44 m² +39% | 2025 |
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| 15, Hornbeam Crescent151 m away | 108 m² | 152 m² | +44 m² +41% | 2014 |
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| 34, Almond Grove384 m away | 72 m² | 115 m² | +43 m² +60% | 2022 |
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| 31, Hawthorn Hatch235 m away | 69 m² | 110 m² | +41 m² +59% | 2023 |
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| 5, Caxton Mews463 m away | 56 m² | 97 m² | +41 m² +73% | 2018 |
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| Flat 33, Ferry Quays, 6, Ferry Lane971 m away | 56 m² | 96 m² | +40 m² +71% | 2022 |
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| 125, Boston Manor Road952 m away | 77 m² | 116 m² | +39 m² +51% | 2014 |
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| 16a, Mulberry Crescent124 m away | 60 m² | 98 m² | +38 m² +63% | 2025 |
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| 2, Clitherow Road951 m away | 102 m² | 140 m² | +38 m² +37% | 2025 |
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| 66, Hamilton Road850 m away | 102 m² | 140 m² | +38 m² +37% | 2017 |
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| 35, Hawthorn Hatch235 m away | 93 m² | 130 m² | +37 m² +40% | 2026 |
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| Cherrywood House, 2, Timber Wharf772 m away | 50 m² | 87 m² | +37 m² +74% | 2026 |
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| 39, York Road949 m away | 100 m² | 137 m² | +37 m² +37% | 2024 |
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| 2, Brent Road395 m away | 108 m² | 144 m² | +36 m² +33% | 2024 |
|---|
| 6, Orchard Road713 m away | 63 m² | 99 m² | +36 m² +57% | 2023 |
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| 81a, Boston Manor Road801 m away | 58 m² | 94 m² | +36 m² +62% | 2022 |
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| Flat 34, Adams Quarter, Tallow Road294 m away | 46 m² | 80 m² | +34 m² +74% | 2025 |
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| 57, Manor Vale873 m away | 42 m² | 76 m² | +34 m² +81% | 2023 |
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| 48, Lateward Road803 m away | 83 m² | 117 m² | +34 m² +41% | 2021 |
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| 38, Hawthorn Road243 m away | 71 m² | 105 m² | +34 m² +48% | 2018 |
|---|
| 10, Church Walk520 m away | 88 m² | 121 m² | +33 m² +38% | 2022 |
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| 16, Hexham Gardens796 m away | 51 m² | 84 m² | +33 m² +65% | 2022 |
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| 38, Grosvenor Road942 m away | 82 m² | 114 m² | +32 m² +39% | 2025 |
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| 29, Rothbury Gardens795 m away | 62 m² | 94 m² | +32 m² +52% | 2024 |
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| 4, Teesdale Gardens970 m away | 94 m² | 126 m² | +32 m² +34% | 2023 |
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| 15, Cherry Crescent463 m away | 71 m² | 102 m² | +31 m² +44% | 2026 |
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| 100c, Windmill Road920 m away | 38 m² | 69 m² | +31 m² +82% | 2025 |
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| 6, Grosvenor Road942 m away | 102 m² | 133 m² | +31 m² +30% | 2025 |
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| Flat 3, Barnes Quarter, Tallow Road357 m away | 87 m² | 118 m² | +31 m² +36% | 2023 |
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| 135, Boston Manor Road952 m away | 57 m² | 88 m² | +31 m² +54% | 2020 |
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| Flat 13, Middlesex Court, 26, Glenhurst Road766 m away | 50 m² | 81 m² | +31 m² +62% | 2017 |
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| Flat 10, Manor House, Manor Vale934 m away | 42 m² | 72 m² | +30 m² +71% | 2026 |
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| 27, Teesdale Gardens970 m away | 126 m² | 156 m² | +30 m² +24% | 2025 |
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| 19, Glenhurst Road713 m away | 85 m² | 115 m² | +30 m² +35% | 2023 |
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| 6, Teesdale Gardens970 m away | 91 m² | 120 m² | +29 m² +32% | 2026 |
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| Flat 7, Jessops Wharf, Tallow Road320 m away | 51 m² | 80 m² | +29 m² +57% | 2024 |
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| 21, Clitherow Road983 m away | 122 m² | 151 m² | +29 m² +24% | 2023 |
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| 50, Brook Road South919 m away | 87 m² | 116 m² | +29 m² +33% | 2022 |
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| 8, Lateward Road930 m away | 66 m² | 95 m² | +29 m² +44% | 2017 |
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| 17, Field Lane0 m away | 36 m² | 65 m² | +29 m² +81% | 2012 |
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| 10, Hamilton Road832 m away | 148 m² | 177 m² | +29 m² +20% | 2011 |
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| Flat 7, Braunston House, Tallow Road285 m away | 89 m² | 117 m² | +28 m² +31% | 2026 |
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| 2, Maple Grove345 m away | 66 m² | 94 m² | +28 m² +42% | 2022 |
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| 25, Orchard Road713 m away | 85 m² | 113 m² | +28 m² +33% | 2022 |
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| Apartment 19, 3, Town Meadow907 m away | 93 m² | 121 m² | +28 m² +30% | 2019 |
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| 29, Hornbeam Crescent151 m away | 77 m² | 104 m² | +27 m² +35% | 2026 |
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| 136, Windmill Road988 m away | 136 m² | 163 m² | +27 m² +20% | 2023 |
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| 8, Upper Butts436 m away | 64 m² | 91 m² | +27 m² +42% | 2022 |
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| 39, Windmill Road841 m away | 47 m² | 74 m² | +27 m² +57% | 2022 |
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| 27, York Road949 m away | 104 m² | 131 m² | +27 m² +26% | 2019 |
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| 94, Cherry Crescent463 m away | 67 m² | 94 m² | +27 m² +40% | 2015 |
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| Flat 4, Bridge House, 3, London Road209 m away | 42 m² | 69 m² | +27 m² +64% | 2014 |
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| Flat 37, Galba Court, Augustus Close691 m away | 41 m² | 68 m² | +27 m² +66% | 2012 |
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| 33, Hamilton Road832 m away | 102 m² | 129 m² | +27 m² +26% | 2011 |
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| 28, Grosvenor Road942 m away | 101 m² | 127 m² | +26 m² +26% | 2025 |
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| 100, London Road244 m away | 73 m² | 99 m² | +26 m² +36% | 2019 |
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| 14, York Road949 m away | 96 m² | 122 m² | +26 m² +27% | 2015 |
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| 17, Augustus Close883 m away | 63 m² | 88 m² | +25 m² +40% | 2025 |
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| 20, Teesdale Gardens970 m away | 86 m² | 111 m² | +25 m² +29% | 2022 |
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| 3, Mace House, Union Lane972 m away | 71 m² | 96 m² | +25 m² +35% | 2021 |
|---|
| 5, The Butts501 m away | 76 m² | 101 m² | +25 m² +33% | 2012 |
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| 35, Mace House, Union Lane972 m away | 49 m² | 73 m² | +24 m² +49% | 2022 |
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| 34, Hornbeam Crescent153 m away | 62 m² | 86 m² | +24 m² +39% | 2021 |
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| 118, Windmill Road920 m away | 55 m² | 79 m² | +24 m² +44% | 2012 |
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| 19, Mace House, Union Lane972 m away | 71 m² | 94 m² | +23 m² +32% | 2025 |
|---|
| Flat 1, Ferry Quays Courtyard, 56 - 57, High Street896 m away | 53 m² | 76 m² | +23 m² +43% | 2017 |
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| Flat 6, Western House, 7, London Road195 m away | 37 m² | 60 m² | +23 m² +62% | 2014 |
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| 31, Hamilton Road832 m away | 89 m² | 112 m² | +23 m² +26% | 2014 |
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| 77, Otterburn Gardens906 m away | 62 m² | 83 m² | +21 m² +34% | 2025 |
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| 71, Otterburn Gardens906 m away | 62 m² | 83 m² | +21 m² +34% | 2025 |
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| 23, Abbey Mews567 m away | 53 m² | 74 m² | +21 m² +40% | 2012 |
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| 42, Otho Court, Augustus Close802 m away | 60 m² | 80 m² | +20 m² +33% | 2022 |
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| 39, Warkworth Gardens850 m away | 39 m² | 59 m² | +20 m² +51% | 2022 |
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| Apartment 7, 2, Point Wharf Lane946 m away | 62 m² | 82 m² | +20 m² +32% | 2022 |
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| 105, Manor Vale873 m away | 54 m² | 74 m² | +20 m² +37% | 2021 |
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| 23, Orchard Road713 m away | 90 m² | 110 m² | +20 m² +22% | 2019 |
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| 77, Beech Avenue169 m away | 95 m² | 115 m² | +20 m² +21% | 2014 |
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| Apartment 16, 1, Town Meadow938 m away | 62 m² | 81 m² | +19 m² +31% | 2025 |
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| 13, Marlborough Road614 m away | 57 m² | 76 m² | +19 m² +33% | 2024 |
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| 19, Brook Court, 81, Brook Road South947 m away | 41 m² | 60 m² | +19 m² +46% | 2024 |
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| 15, Glenhurst Road713 m away | 98 m² | 117 m² | +19 m² +19% | 2023 |
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| 58, Lateward Road803 m away | 73 m² | 92 m² | +19 m² +26% | 2023 |
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| 3, Warkworth Gardens910 m away | 62 m² | 81 m² | +19 m² +31% | 2023 |
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| 41, Mace House, Union Lane972 m away | 51 m² | 70 m² | +19 m² +37% | 2022 |
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| 2, Downside Walk637 m away | 38 m² | 57 m² | +19 m² +50% | 2021 |
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| Apartment 50, 1, Town Meadow938 m away | 97 m² | 116 m² | +19 m² +20% | 2019 |
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| 1, Barrow Walk791 m away | 50 m² | 69 m² | +19 m² +38% | 2012 |
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| 14, Nero Court, Justin Close848 m away | 54 m² | 72 m² | +18 m² +33% | 2026 |
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| 28, Augustus Close883 m away | 84 m² | 102 m² | +18 m² +21% | 2024 |
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| 16, Abbey Mews567 m away | 112 m² | 130 m² | +18 m² +16% | 2022 |
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| 49, Otho Court, Augustus Close802 m away | 64 m² | 82 m² | +18 m² +28% | 2022 |
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| 98, London Road244 m away | 36 m² | 54 m² | +18 m² +50% | 2015 |
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| 16, Market Place403 m away | 113 m² | 130 m² | +17 m² +15% | 2026 |
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| 32, Maurice Court, Augustus Close709 m away | 79 m² | 96 m² | +17 m² +22% | 2022 |
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| 51, Orchard Road690 m away | 78 m² | 95 m² | +17 m² +22% | 2021 |
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| 4, Mace House, Union Lane972 m away | 51 m² | 68 m² | +17 m² +33% | 2021 |
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| 27, Orchard Road713 m away | 103 m² | 119 m² | +16 m² +16% | 2026 |
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| 50, Dorey House, High Street342 m away | 87 m² | 103 m² | +16 m² +18% | 2023 |
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| Flat 19, Tanyard House, High Street369 m away | 62 m² | 78 m² | +16 m² +26% | 2022 |
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| Flat 6, Jessops Wharf, Tallow Road320 m away | 64 m² | 80 m² | +16 m² +25% | 2012 |
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| 58, Boston Manor Road828 m away | 76 m² | 91 m² | +15 m² +20% | 2026 |
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| 44, Lateward Road803 m away | 83 m² | 98 m² | +15 m² +18% | 2023 |
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| 14, Warkworth Gardens910 m away | 59 m² | 74 m² | +15 m² +25% | 2023 |
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| 25, Syon Lane459 m away | 70 m² | 85 m² | +15 m² +21% | 2022 |
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| Flat 6, Adams Quarter, Tallow Road294 m away | 70 m² | 85 m² | +15 m² +21% | 2020 |
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| 85, Otho Court, Augustus Close802 m away | 60 m² | 75 m² | +15 m² +25% | 2018 |
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| 29, Otterburn Gardens980 m away | 45 m² | 60 m² | +15 m² +33% | 2013 |
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