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 UB1 2AZ
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 |
|---|---|---|---|---|
| 10, Dane Road149 m away | 95 m² | 226 m² | +131 m² +138% | 2023 |
| 21, Masefield Avenue996 m away | 104 m² | 232 m² | +128 m² +123% | 2014 |
| 162, Ashford Avenue559 m away | 111 m² | 235 m² | +124 m² +112% | 2026 |
| 67, West Avenue222 m away | 73 m² | 181 m² | +108 m² +148% | 2021 |
| 54, Ranelagh Road708 m away | 99 m² | 206 m² | +107 m² +108% | 2024 |
| 7, Greenford Avenue346 m away | 159 m² | 250 m² | +91 m² +57% | 2023 |
| 2a, Stanley Road337 m away | 183 m² | 265 m² | +82 m² +45% | 2020 |
| 80, Lady Margaret Road394 m away | 92 m² | 173 m² | +81 m² +88% | 2026 |
| 14, Waxlow Crescent952 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 |
| 171 m² |
| +79 m² +86% |
| 2026 |
| 39, Ranelagh Road554 m away | 93 m² | 168 m² | +75 m² +81% | 2022 |
|---|
| 8, Lady Margaret Road410 m away | 65 m² | 139 m² | +74 m² +114% | 2011 |
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| 20, Beresford Road620 m away | 104 m² | 176 m² | +72 m² +69% | 2021 |
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| 28, Alexandra Avenue218 m away | 80 m² | 151 m² | +71 m² +89% | 2026 |
|---|
| 140, Woodlands Road707 m away | 60 m² | 125 m² | +65 m² +108% | 2014 |
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| 8, Stanley Road337 m away | 95 m² | 158 m² | +63 m² +66% | 2015 |
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| 41, Beresford Road684 m away | 71 m² | 133 m² | +62 m² +87% | 2023 |
|---|
| 46, Camden Avenue840 m away | 87 m² | 147 m² | +60 m² +69% | 2024 |
|---|
| 16, Cherry Avenue785 m away | 112 m² | 171 m² | +59 m² +53% | 2024 |
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| 59, Delamere Road768 m away | 77 m² | 135 m² | +58 m² +75% | 2022 |
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| 25, Lancaster Road208 m away | 58 m² | 116 m² | +58 m² +100% | 2020 |
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| 269, Beaconsfield Road877 m away | 99 m² | 155 m² | +56 m² +57% | 2024 |
|---|
| 18, South Avenue192 m away | 65 m² | 120 m² | +55 m² +85% | 2026 |
|---|
| 5, Greenford Avenue346 m away | 91 m² | 146 m² | +55 m² +60% | 2015 |
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| 146, West End Road647 m away | 88 m² | 142 m² | +54 m² +61% | 2023 |
|---|
| 9, East Avenue260 m away | 56 m² | 109 m² | +53 m² +95% | 2025 |
|---|
| 9, Hanson Gardens775 m away | 54 m² | 106 m² | +52 m² +96% | 2024 |
|---|
| 54, Lady Margaret Road385 m away | 146 m² | 198 m² | +52 m² +36% | 2019 |
|---|
| 71, Greenford Avenue341 m away | 65 m² | 116 m² | +51 m² +78% | 2025 |
|---|
| 47, Burns Avenue752 m away | 37 m² | 88 m² | +51 m² +138% | 2025 |
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| 127, Beaconsfield Road711 m away | 95 m² | 145 m² | +50 m² +53% | 2025 |
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| 46, Dane Road111 m away | 106 m² | 155 m² | +49 m² +46% | 2023 |
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| 2, Denbigh Road762 m away | 80 m² | 129 m² | +49 m² +61% | 2023 |
|---|
| 228, Lady Margaret Road807 m away | 71 m² | 119 m² | +48 m² +68% | 2026 |
|---|
| 111, Lady Margaret Road393 m away | 100 m² | 147 m² | +47 m² +47% | 2025 |
|---|
| 52, Townsend Road423 m away | 94 m² | 141 m² | +47 m² +50% | 2025 |
|---|
| 55, Beresford Road684 m away | 93 m² | 140 m² | +47 m² +51% | 2025 |
|---|
| 33, Allendale Avenue756 m away | 82 m² | 129 m² | +47 m² +57% | 2025 |
|---|
| 161, North Road789 m away | 85 m² | 132 m² | +47 m² +55% | 2025 |
|---|
| 69, Townsend Road517 m away | 102 m² | 149 m² | +47 m² +46% | 2024 |
|---|
| 45, Carlyle Avenue424 m away | 90 m² | 136 m² | +46 m² +51% | 2026 |
|---|
| 3, Ruskin Road441 m away | 84 m² | 130 m² | +46 m² +55% | 2023 |
|---|
| 6, Evelyn Grove477 m away | 84 m² | 129 m² | +45 m² +54% | 2026 |
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| 31, St Josephs Drive478 m away | 83 m² | 128 m² | +45 m² +54% | 2024 |
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| 44, Carlyle Avenue550 m away | 89 m² | 134 m² | +45 m² +51% | 2022 |
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| 13, Hambrough Road379 m away | 86 m² | 131 m² | +45 m² +52% | 2019 |
|---|
| 80, Northcote Avenue0 m away | 84 m² | 128 m² | +44 m² +52% | 2024 |
|---|
| 49, Bankside759 m away | 52 m² | 96 m² | +44 m² +85% | 2024 |
|---|
| 81, Oswald Road471 m away | 110 m² | 154 m² | +44 m² +40% | 2023 |
|---|
| 3, Boyd Avenue653 m away | 77 m² | 119 m² | +42 m² +55% | 2024 |
|---|
| 53, Cranleigh Gardens615 m away | 57 m² | 99 m² | +42 m² +74% | 2020 |
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| 42, Masefield Avenue904 m away | 95 m² | 137 m² | +42 m² +44% | 2019 |
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| 17, Lewis Road776 m away | 55 m² | 96 m² | +41 m² +75% | 2023 |
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| 69, Trinity Road449 m away | 91 m² | 132 m² | +41 m² +45% | 2022 |
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| 27, Norman Avenue185 m away | 70 m² | 111 m² | +41 m² +59% | 2015 |
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| 64, Ashford Avenue744 m away | 76 m² | 116 m² | +40 m² +53% | 2024 |
|---|
| 144, Lady Margaret Road525 m away | 105 m² | 145 m² | +40 m² +38% | 2021 |
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| 117, Abbotts Road618 m away | 101 m² | 141 m² | +40 m² +40% | 2021 |
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| 92, Abbotts Road500 m away | 91 m² | 131 m² | +40 m² +44% | 2016 |
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| 22, Cerne Close969 m away | 102 m² | 141 m² | +39 m² +38% | 2026 |
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| 49, Camden Avenue840 m away | 87 m² | 126 m² | +39 m² +45% | 2024 |
|---|
| 8, Stratton Gardens866 m away | 73 m² | 112 m² | +39 m² +53% | 2023 |
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| 5, East Avenue260 m away | 67 m² | 105 m² | +38 m² +57% | 2024 |
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| 107, Dane Road300 m away | 103 m² | 141 m² | +38 m² +37% | 2020 |
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| 31, West End Road391 m away | 101 m² | 139 m² | +38 m² +38% | 2016 |
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| 68, Berwick Avenue735 m away | 87 m² | 125 m² | +38 m² +44% | 2016 |
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| 92, North Road558 m away | 129 m² | 166 m² | +37 m² +29% | 2025 |
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| 26, Shackleton Road501 m away | 137 m² | 174 m² | +37 m² +27% | 2020 |
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| 116, Townsend Road691 m away | 97 m² | 134 m² | +37 m² +38% | 2014 |
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| 43, Townsend Road445 m away | 113 m² | 150 m² | +37 m² +33% | 2013 |
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| 45, Mount Avenue867 m away | 82 m² | 118 m² | +36 m² +44% | 2024 |
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| 14, Cherry Avenue785 m away | 112 m² | 148 m² | +36 m² +32% | 2020 |
|---|
| 21, Townsend Road375 m away | 100 m² | 135 m² | +35 m² +35% | 2023 |
|---|
| 17a, Waxlow Crescent952 m away | 77 m² | 112 m² | +35 m² +45% | 2020 |
|---|
| 6, Hanson Gardens775 m away | 93 m² | 128 m² | +35 m² +38% | 2017 |
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| 107, Northcote Avenue0 m away | 113 m² | 147 m² | +34 m² +30% | 2024 |
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| 66, Oakwood Avenue852 m away | 87 m² | 121 m² | +34 m² +39% | 2020 |
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| 26, Northcote Avenue113 m away | 101 m² | 135 m² | +34 m² +34% | 2017 |
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| 46, West Avenue222 m away | 97 m² | 131 m² | +34 m² +35% | 2013 |
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| 205, North Road847 m away | 68 m² | 101 m² | +33 m² +49% | 2026 |
|---|
| 8, Mount Avenue867 m away | 103 m² | 136 m² | +33 m² +32% | 2025 |
|---|
| 181, Ashford Avenue559 m away | 25 m² | 58 m² | +33 m² +132% | 2021 |
|---|
| 24, Shelley Crescent630 m away | 80 m² | 113 m² | +33 m² +41% | 2019 |
|---|
| 22, Durdans Road682 m away | 85 m² | 118 m² | +33 m² +39% | 2019 |
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| 38, Northcote Avenue0 m away | 106 m² | 138 m² | +32 m² +30% | 2025 |
|---|
| 94, Ashford Avenue658 m away | 80 m² | 112 m² | +32 m² +40% | 2024 |
|---|
| 10, Tudor Road257 m away | 99 m² | 131 m² | +32 m² +32% | 2022 |
|---|
| 14, Masefield Avenue996 m away | 90 m² | 122 m² | +32 m² +36% | 2015 |
|---|
| 61, Woodlands Road659 m away | 110 m² | 142 m² | +32 m² +29% | 2014 |
|---|
| 48, Berwick Avenue829 m away | 71 m² | 103 m² | +32 m² +45% | 2014 |
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| 99, Townsend Road517 m away | 109 m² | 140 m² | +31 m² +28% | 2024 |
|---|
| 12, Derwent Road941 m away | 87 m² | 118 m² | +31 m² +36% | 2024 |
|---|
| 71, Tollgate Drive507 m away | 28 m² | 59 m² | +31 m² +111% | 2022 |
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| 47, Bankside759 m away | 61 m² | 92 m² | +31 m² +51% | 2019 |
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| 127, The Broadway240 m away | 40 m² | 71 m² | +31 m² +78% | 2016 |
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| 7, Alfred Gardens162 m away | 90 m² | 120 m² | +30 m² +33% | 2025 |
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| 111, West End Road537 m away | 93 m² | 123 m² | +30 m² +32% | 2025 |
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| 140, Trinity Road696 m away | 74 m² | 104 m² | +30 m² +41% | 2025 |
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| 30, Northcote Avenue113 m away | 108 m² | 138 m² | +30 m² +28% | 2023 |
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| 38, Abbotts Road347 m away | 113 m² | 143 m² | +30 m² +27% | 2023 |
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| 93, Trinity Road568 m away | 91 m² | 121 m² | +30 m² +33% | 2023 |
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| 189, North Road847 m away | 93 m² | 123 m² | +30 m² +32% | 2021 |
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| 20, Beaconsfield Road708 m away | 31 m² | 60 m² | +29 m² +94% | 2023 |
|---|
| 71, Carlyle Avenue364 m away | 68 m² | 97 m² | +29 m² +43% | 2022 |
|---|
| 124, St Josephs Drive540 m away | 64 m² | 93 m² | +29 m² +45% | 2020 |
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| 28, North Road673 m away | 97 m² | 125 m² | +28 m² +29% | 2024 |
|---|
| 10, Grange Road770 m away | 87 m² | 115 m² | +28 m² +32% | 2021 |
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| 99, Ashford Avenue658 m away | 66 m² | 94 m² | +28 m² +42% | 2014 |
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| 21, Park Avenue792 m away | 56 m² | 84 m² | +28 m² +50% | 2014 |
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| 143, Northcote Avenue250 m away | 92 m² | 120 m² | +28 m² +30% | 2013 |
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| 1, Oswald Road326 m away | 70 m² | 98 m² | +28 m² +40% | 2013 |
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| 239a, Beaconsfield Road877 m away | 114 m² | 141 m² | +27 m² +24% | 2025 |
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| 141, Ashford Avenue559 m away | 56 m² | 83 m² | +27 m² +48% | 2024 |
|---|
| 24, Kingsley Avenue744 m away | 128 m² | 155 m² | +27 m² +21% | 2024 |
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| 62, Ashford Avenue744 m away | 120 m² | 147 m² | +27 m² +23% | 2024 |
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| 64, Brookside Road992 m away | 106 m² | 133 m² | +27 m² +25% | 2024 |
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| 42, Allendale Avenue855 m away | 63 m² | 90 m² | +27 m² +43% | 2021 |
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| 36, St Josephs Drive478 m away | 86 m² | 113 m² | +27 m² +31% | 2020 |
|---|
| 6, Saxon Road110 m away | 139 m² | 166 m² | +27 m² +19% | 2016 |
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| 61, West End Road391 m away | 105 m² | 131 m² | +26 m² +25% | 2026 |
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| 46, Grange Road770 m away | 96 m² | 122 m² | +26 m² +27% | 2026 |
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| 251, Lady Margaret Road830 m away | 30 m² | 56 m² | +26 m² +87% | 2026 |
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| 33a, Livingstone Road480 m away | 51 m² | 77 m² | +26 m² +51% | 2025 |
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| 84, Oswald Road495 m away | 92 m² | 118 m² | +26 m² +28% | 2025 |
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| 109, Northcote Avenue139 m away | 85 m² | 111 m² | +26 m² +31% | 2024 |
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| 21, Viking Road270 m away | 81 m² | 107 m² | +26 m² +32% | 2024 |
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| 49a, Livingstone Road480 m away | 46 m² | 72 m² | +26 m² +57% | 2024 |
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| 72, Abbotts Road500 m away | 95 m² | 121 m² | +26 m² +27% | 2022 |
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| 22, Lancaster Road184 m away | 82 m² | 108 m² | +26 m² +32% | 2021 |
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| 18, Mount Avenue867 m away | 91 m² | 117 m² | +26 m² +29% | 2020 |
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| 28, Randolph Road792 m away | 27 m² | 52 m² | +25 m² +93% | 2023 |
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| 3, West End Road391 m away | 94 m² | 119 m² | +25 m² +27% | 2011 |
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| 15, Saxon Road105 m away | 81 m² | 105 m² | +24 m² +30% | 2024 |
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| 73, Hambrough Road379 m away | 89 m² | 113 m² | +24 m² +27% | 2024 |
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| 14, Abbotts Road347 m away | 29 m² | 53 m² | +24 m² +83% | 2023 |
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| 19, Northcote Avenue195 m away | 94 m² | 118 m² | +24 m² +26% | 2021 |
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| 4, Camden Avenue938 m away | 77 m² | 101 m² | +24 m² +31% | 2015 |
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| 162, Beaconsfield Road763 m away | 24 m² | 48 m² | +24 m² +100% | 2010 |
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| 37, Shackleton Road421 m away | 130 m² | 153 m² | +23 m² +18% | 2025 |
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| 32, Orchard Avenue370 m away | 103 m² | 126 m² | +23 m² +22% | 2024 |
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| 107, Woodlands Road659 m away | 90 m² | 113 m² | +23 m² +26% | 2022 |
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| 37, Tollgate Drive615 m away | 94 m² | 117 m² | +23 m² +24% | 2019 |
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| 32, Shelley Crescent630 m away | 42 m² | 65 m² | +23 m² +55% | 2019 |
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| 207, Beaconsfield Road798 m away | 94 m² | 116 m² | +22 m² +23% | 2022 |
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| 13, Kenton Avenue899 m away | 55 m² | 77 m² | +22 m² +40% | 2022 |
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| 20, Cerne Close969 m away | 76 m² | 98 m² | +22 m² +29% | 2021 |
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| 8, Spikes Bridge Road351 m away | 77 m² | 99 m² | +22 m² +29% | 2013 |
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| 32, Spikes Bridge Road351 m away | 98 m² | 119 m² | +21 m² +21% | 2026 |
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| 47, Oakwood Avenue852 m away | 78 m² | 99 m² | +21 m² +27% | 2023 |
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| 88, Woodlands Road615 m away | 99 m² | 120 m² | +21 m² +21% | 2021 |
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| 11, Wepham Close998 m away | 88 m² | 109 m² | +21 m² +24% | 2021 |
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| 55, Saxon Road105 m away | 102 m² | 123 m² | +21 m² +21% | 2013 |
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| 86, Woodlands Road615 m away | 77 m² | 97 m² | +20 m² +26% | 2025 |
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| 20, Woodlands Road526 m away | 91 m² | 111 m² | +20 m² +22% | 2023 |
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| 1, Allenby Road902 m away | 76 m² | 96 m² | +20 m² +26% | 2022 |
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| 3, Allendale Avenue756 m away | 86 m² | 106 m² | +20 m² +23% | 2019 |
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| 3, Hambrough Road379 m away | 99 m² | 118 m² | +19 m² +19% | 2024 |
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| 139, Townsend Road630 m away | 79 m² | 98 m² | +19 m² +24% | 2023 |
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| 30, Randolph Road792 m away | 27 m² | 46 m² | +19 m² +70% | 2023 |
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| 10, Bankside685 m away | 77 m² | 96 m² | +19 m² +25% | 2022 |
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| 142, Beaconsfield Road713 m away | 66 m² | 85 m² | +19 m² +29% | 2021 |
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| 35a, Park Avenue887 m away | 35 m² | 54 m² | +19 m² +54% | 2021 |
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| 2, Lynwood Gardens905 m away | 71 m² | 90 m² | +19 m² +27% | 2020 |
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| 90, Abbotts Road500 m away | 104 m² | 123 m² | +19 m² +18% | 2019 |
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| 4, St Georges Avenue233 m away | 53 m² | 72 m² | +19 m² +36% | 2015 |
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| 79, Townsend Road517 m away | 98 m² | 117 m² | +19 m² +19% | 2015 |
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| 58, Dane Road111 m away | 94 m² | 113 m² | +19 m² +20% | 2014 |
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| 142, Northcote Avenue250 m away | 110 m² | 129 m² | +19 m² +17% | 2014 |
|---|
| 8, Somerset Road977 m away | 100 m² | 118 m² | +18 m² +18% | 2024 |
|---|
| 61, Tollgate Drive615 m away | 66 m² | 84 m² | +18 m² +27% | 2023 |
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| 71, Beaconsfield Road710 m away | 73 m² | 91 m² | +18 m² +25% | 2018 |
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| 109, Burns Avenue954 m away | 93 m² | 111 m² | +18 m² +19% | 2016 |
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| 12a, Burns Avenue681 m away | 96 m² | 114 m² | +18 m² +19% | 2014 |
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| 33, Avenue Road766 m away | 48 m² | 66 m² | +18 m² +38% | 2011 |
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| 27, Camden Avenue938 m away | 81 m² | 98 m² | +17 m² +21% | 2026 |
|---|
| 90, Ranelagh Road708 m away | 94 m² | 111 m² | +17 m² +18% | 2025 |
|---|
| 87, Townsend Road517 m away | 103 m² | 120 m² | +17 m² +17% | 2020 |
|---|
| 29, Northcote Avenue113 m away | 80 m² | 96 m² | +16 m² +20% | 2026 |
|---|
| 199a, Lady Margaret Road689 m away | 84 m² | 100 m² | +16 m² +19% | 2024 |
|---|
| 17, Abbotts Road331 m away | 88 m² | 104 m² | +16 m² +18% | 2023 |
|---|
| 82a, South Road592 m away | 90 m² | 106 m² | +16 m² +18% | 2023 |
|---|
| 6, Randolph Road792 m away | 34 m² | 50 m² | +16 m² +47% | 2023 |
|---|
| 16, Binstead Close938 m away | 87 m² | 103 m² | +16 m² +18% | 2023 |
|---|
| 63, Greenford Avenue341 m away | 42 m² | 58 m² | +16 m² +38% | 2022 |
|---|
| 46, Carlyle Avenue424 m away | 89 m² | 105 m² | +16 m² +18% | 2019 |
|---|
| 146, Beaconsfield Road713 m away | 79 m² | 95 m² | +16 m² +20% | 2018 |
|---|
| 70, Saxon Road79 m away | 91 m² | 107 m² | +16 m² +18% | 2017 |
|---|
| 155, Ashford Avenue559 m away | 56 m² | 72 m² | +16 m² +29% | 2016 |
|---|
| 14, West End Road382 m away | 90 m² | 106 m² | +16 m² +18% | 2014 |
|---|
| 114, Evelyn Grove803 m away | 82 m² | 98 m² | +16 m² +20% | 2013 |
|---|
| 83, Cranleigh Gardens755 m away | 57 m² | 73 m² | +16 m² +28% | 2009 |
|---|
| 26, Evelyn Grove543 m away | 78 m² | 93 m² | +15 m² +19% | 2025 |
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| 142, Berwick Avenue496 m away | 46 m² | 61 m² | +15 m² +33% | 2021 |
|---|
| 32, Grange Road770 m away | 61 m² | 76 m² | +15 m² +25% | 2020 |
|---|
| 53, St Josephs Drive447 m away | 48 m² | 63 m² | +15 m² +31% | 2018 |
|---|
| 40a, South Road519 m away | 43 m² | 58 m² | +15 m² +35% | 2016 |
|---|
| 30, Bankside759 m away | 60 m² | 75 m² | +15 m² +25% | 2014 |
|---|
| 4, St Josephs Drive494 m away | 78 m² | 93 m² | +15 m² +19% | 2012 |
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