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 PO16 8PB
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 |
|---|---|---|---|---|
| 59, Leith Avenue534 m away | 130 m² | 283 m² | +153 m² +118% | 2024 |
| 263a, White Hart Lane746 m away | 91 m² | 211 m² | +120 m² +132% | 2026 |
| 2, Cranleigh Road968 m away | 92 m² | 210 m² | +118 m² +128% | 2024 |
| 22, Hill Road347 m away | 93 m² | 187 m² | +94 m² +101% | 2012 |
| 52, Castle Street553 m away | 94 m² | 183 m² | +89 m² +95% | 2020 |
| 7, White Hart Lane868 m away | 96 m² | 173 m² | +77 m² +80% | 2014 |
| 46, Clive Grove517 m away | 53 m² | 129 m² | +76 m² +143% | 2024 |
| 5, Allenby Grove370 m away | 49 m² | 117 m² | +68 m² +139% | 2021 |
| 7, Cornaway Lane797 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.
| 68 m² |
| 135 m² |
| +67 m² +99% |
| 2024 |
| 53, The Crossway47 m away | 49 m² | 116 m² | +67 m² +137% | 2021 |
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| Flat 1, Boxtree Court, Castle Street926 m away | 67 m² | 134 m² | +67 m² +100% | 2020 |
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| 30, Hill View Road373 m away | 58 m² | 123 m² | +65 m² +112% | 2026 |
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| 142, The Crossway450 m away | 54 m² | 119 m² | +65 m² +120% | 2025 |
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| 37, White Hart Lane798 m away | 70 m² | 134 m² | +64 m² +91% | 2026 |
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| 123, Hill Road691 m away | 132 m² | 195 m² | +63 m² +48% | 2025 |
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| 14, Linden Lea267 m away | 60 m² | 122 m² | +62 m² +103% | 2020 |
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| 93, The Hillway217 m away | 88 m² | 148 m² | +60 m² +68% | 2024 |
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| 8, Benham Grove995 m away | 46 m² | 105 m² | +59 m² +128% | 2026 |
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| 24, Merton Avenue871 m away | 41 m² | 99 m² | +58 m² +141% | 2025 |
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| 227, Dore Avenue747 m away | 102 m² | 160 m² | +58 m² +57% | 2014 |
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| 44, Merton Avenue871 m away | 57 m² | 114 m² | +57 m² +100% | 2023 |
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| 16, Coppins Grove999 m away | 52 m² | 109 m² | +57 m² +110% | 2018 |
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| 44, The Crossway0 m away | 48 m² | 103 m² | +55 m² +115% | 2024 |
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| 27, The Leaway176 m away | 62 m² | 117 m² | +55 m² +89% | 2024 |
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| 69, Leith Avenue534 m away | 113 m² | 168 m² | +55 m² +49% | 2013 |
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| 18, Portobello Grove730 m away | 60 m² | 113 m² | +53 m² +88% | 2015 |
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| 51, Neville Avenue953 m away | 49 m² | 101 m² | +52 m² +106% | 2019 |
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| 10, Bayly Avenue898 m away | 48 m² | 99 m² | +51 m² +106% | 2023 |
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| 37, Wicor Mill Lane986 m away | 58 m² | 109 m² | +51 m² +88% | 2023 |
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| Clydesdale, 38, Portsview Avenue617 m away | 77 m² | 128 m² | +51 m² +66% | 2016 |
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| 10, Merton Crescent960 m away | 45 m² | 95 m² | +50 m² +111% | 2020 |
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| 6, Benham Grove995 m away | 49 m² | 99 m² | +50 m² +102% | 2010 |
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| 58, The Crossway0 m away | 49 m² | 98 m² | +49 m² +100% | 2024 |
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| 122, The Crossway450 m away | 55 m² | 104 m² | +49 m² +89% | 2020 |
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| 99, The Crossway253 m away | 63 m² | 111 m² | +48 m² +76% | 2022 |
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| 25, Kilmiston Drive821 m away | 123 m² | 171 m² | +48 m² +39% | 2020 |
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| 36, Kent Grove987 m away | 42 m² | 89 m² | +47 m² +112% | 2023 |
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| 3, Benham Grove995 m away | 48 m² | 95 m² | +47 m² +98% | 2023 |
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| 1, Carberry Drive803 m away | 83 m² | 129 m² | +46 m² +55% | 2022 |
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| 20, Morningside Avenue637 m away | 55 m² | 100 m² | +45 m² +82% | 2021 |
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| 15, Caer Peris View779 m away | 48 m² | 92 m² | +44 m² +92% | 2024 |
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| 27, Castle Street525 m away | 108 m² | 152 m² | +44 m² +41% | 2014 |
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| 17, Hill View Road373 m away | 58 m² | 101 m² | +43 m² +74% | 2026 |
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| 69, White Hart Lane739 m away | 57 m² | 100 m² | +43 m² +75% | 2026 |
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| 42, Sunningdale Road491 m away | 75 m² | 118 m² | +43 m² +57% | 2022 |
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| 25, Merton Avenue871 m away | 52 m² | 94 m² | +42 m² +81% | 2026 |
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| 53, Wicor Mill Lane986 m away | 50 m² | 92 m² | +42 m² +84% | 2019 |
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| 3, Kenya Road813 m away | 81 m² | 123 m² | +42 m² +52% | 2015 |
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| 15, Montrose Avenue762 m away | 79 m² | 120 m² | +41 m² +52% | 2024 |
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| 19, White Hart Lane798 m away | 63 m² | 103 m² | +40 m² +63% | 2022 |
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| 5, Cooper Grove941 m away | 48 m² | 88 m² | +40 m² +83% | 2019 |
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| 64, Hill Road691 m away | 143 m² | 182 m² | +39 m² +27% | 2011 |
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| 29, The Crossway175 m away | 70 m² | 106 m² | +36 m² +51% | 2026 |
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| 24, Morningside Avenue637 m away | 80 m² | 116 m² | +36 m² +45% | 2022 |
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| 2, Hopkins Close910 m away | 69 m² | 104 m² | +35 m² +51% | 2026 |
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| 6, Kenya Road813 m away | 56 m² | 91 m² | +35 m² +63% | 2016 |
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| 17, Jubilee Avenue952 m away | 84 m² | 119 m² | +35 m² +42% | 2014 |
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| 16, Boxwood Close654 m away | 55 m² | 89 m² | +34 m² +62% | 2026 |
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| 59, Carlton Road953 m away | 81 m² | 115 m² | +34 m² +42% | 2024 |
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| 36, Grove Avenue872 m away | 76 m² | 110 m² | +34 m² +45% | 2022 |
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| 41, Wicor Mill Lane986 m away | 76 m² | 109 m² | +33 m² +43% | 2026 |
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| 15, Central Road741 m away | 102 m² | 134 m² | +32 m² +31% | 2022 |
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| 17, Sullivan Close903 m away | 76 m² | 108 m² | +32 m² +42% | 2016 |
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| 58, Carlton Road958 m away | 107 m² | 138 m² | +31 m² +29% | 2022 |
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| 166, The Crossway633 m away | 59 m² | 89 m² | +30 m² +51% | 2025 |
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| 11a, Merton Crescent944 m away | 49 m² | 79 m² | +30 m² +61% | 2020 |
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| 4, Portchester Heights722 m away | 162 m² | 191 m² | +29 m² +18% | 2022 |
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| 7, Hatherley Crescent924 m away | 118 m² | 147 m² | +29 m² +25% | 2022 |
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| 8, Froxfield Gardens554 m away | 95 m² | 124 m² | +29 m² +31% | 2019 |
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| 74, The Crossway194 m away | 97 m² | 125 m² | +28 m² +29% | 2026 |
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| 5, Saxon Shore Road929 m away | 74 m² | 101 m² | +27 m² +36% | 2026 |
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| 53, Kelvin Grove420 m away | 67 m² | 94 m² | +27 m² +40% | 2024 |
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| 1, High View694 m away | 109 m² | 136 m² | +27 m² +25% | 2022 |
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| 2a, The Hillway162 m away | 58 m² | 85 m² | +27 m² +47% | 2021 |
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| 22, Morningside Avenue637 m away | 76 m² | 103 m² | +27 m² +36% | 2021 |
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| 3, Edgar Crescent878 m away | 47 m² | 74 m² | +27 m² +57% | 2017 |
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| 32, Seaway Grove926 m away | 96 m² | 123 m² | +27 m² +28% | 2012 |
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| 15, The Leaway176 m away | 58 m² | 84 m² | +26 m² +45% | 2024 |
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| 10, Coral Close878 m away | 85 m² | 111 m² | +26 m² +31% | 2024 |
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| 50, Carlton Road958 m away | 53 m² | 79 m² | +26 m² +49% | 2014 |
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| 15, Carlton Road825 m away | 77 m² | 103 m² | +26 m² +34% | 2013 |
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| 27, Cornaway Lane797 m away | 65 m² | 90 m² | +25 m² +38% | 2024 |
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| 21, Sullivan Close903 m away | 66 m² | 91 m² | +25 m² +38% | 2015 |
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| 21, The Keep531 m away | 112 m² | 137 m² | +25 m² +22% | 2013 |
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| 25, Kelvin Grove624 m away | 86 m² | 110 m² | +24 m² +28% | 2022 |
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| 66, Cornaway Lane856 m away | 70 m² | 94 m² | +24 m² +34% | 2022 |
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| 106, The Hillway217 m away | 91 m² | 115 m² | +24 m² +26% | 2020 |
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| 56, Hill Road548 m away | 127 m² | 151 m² | +24 m² +19% | 2014 |
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| 69, Castle Street821 m away | 119 m² | 143 m² | +24 m² +20% | 2013 |
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| 11, Hill Road281 m away | 92 m² | 115 m² | +23 m² +25% | 2013 |
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| 33, Pentland Rise673 m away | 116 m² | 139 m² | +23 m² +20% | 2011 |
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| 1a, Steep Close653 m away | 63 m² | 85 m² | +22 m² +35% | 2025 |
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| 23, Newtown439 m away | 88 m² | 110 m² | +22 m² +25% | 2023 |
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| 55, Cornaway Lane856 m away | 83 m² | 105 m² | +22 m² +27% | 2023 |
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| 5, York Gardens975 m away | 92 m² | 114 m² | +22 m² +24% | 2023 |
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| 14, Jubilee Road364 m away | 102 m² | 124 m² | +22 m² +22% | 2022 |
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| 12, The Crossway152 m away | 93 m² | 115 m² | +22 m² +24% | 2018 |
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| 81, Kelvin Grove420 m away | 76 m² | 97 m² | +21 m² +28% | 2024 |
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| 6, Portobello Grove730 m away | 49 m² | 70 m² | +21 m² +43% | 2021 |
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| 7, Browning Avenue960 m away | 62 m² | 83 m² | +21 m² +34% | 2015 |
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| 26, The Hillway162 m away | 82 m² | 103 m² | +21 m² +26% | 2009 |
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| 89, Portsview Avenue446 m away | 81 m² | 101 m² | +20 m² +25% | 2026 |
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| 31, Grove Avenue860 m away | 68 m² | 88 m² | +20 m² +29% | 2024 |
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| 76, Windmill Grove939 m away | 64 m² | 84 m² | +20 m² +31% | 2023 |
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| 35, Hill View Road373 m away | 84 m² | 104 m² | +20 m² +24% | 2013 |
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| 22, Camelot Crescent789 m away | 103 m² | 123 m² | +20 m² +19% | 2013 |
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| 2, Hawthorn Close635 m away | 73 m² | 92 m² | +19 m² +26% | 2026 |
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| 256, Southampton Road809 m away | 58 m² | 77 m² | +19 m² +33% | 2022 |
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| 76, Hatherley Crescent829 m away | 108 m² | 127 m² | +19 m² +18% | 2022 |
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| 42, Kent Grove987 m away | 53 m² | 72 m² | +19 m² +36% | 2017 |
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| 74, Dore Avenue584 m away | 72 m² | 91 m² | +19 m² +26% | 2011 |
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| 158, The Crossway633 m away | 57 m² | 75 m² | +18 m² +32% | 2026 |
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| 128, The Crossway450 m away | 80 m² | 98 m² | +18 m² +23% | 2025 |
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| 39, Kilmiston Drive732 m away | 73 m² | 91 m² | +18 m² +25% | 2024 |
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| 20, Carberry Drive803 m away | 84 m² | 102 m² | +18 m² +21% | 2024 |
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| 8, Bayly Avenue898 m away | 70 m² | 88 m² | +18 m² +26% | 2020 |
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| 17, Vincent Grove469 m away | 50 m² | 67 m² | +17 m² +34% | 2026 |
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| 119, Hill Road691 m away | 107 m² | 124 m² | +17 m² +16% | 2026 |
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| 58, Jubilee Avenue952 m away | 74 m² | 91 m² | +17 m² +23% | 2025 |
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| 6, Hopkins Close910 m away | 68 m² | 85 m² | +17 m² +25% | 2022 |
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| 12, Neville Avenue820 m away | 77 m² | 94 m² | +17 m² +22% | 2021 |
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| 142, Portchester Road920 m away | 95 m² | 112 m² | +17 m² +18% | 2021 |
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| 76, Castle Street817 m away | 90 m² | 107 m² | +17 m² +19% | 2016 |
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| 8, Hopkins Close910 m away | 63 m² | 80 m² | +17 m² +27% | 2015 |
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| 49, Weyhill Close701 m away | 68 m² | 85 m² | +17 m² +25% | 2014 |
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| 42, Leith Avenue534 m away | 95 m² | 112 m² | +17 m² +18% | 2013 |
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| 29, Sullivan Close903 m away | 93 m² | 110 m² | +17 m² +18% | 2013 |
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| 37, Merton Avenue871 m away | 47 m² | 64 m² | +17 m² +36% | 2012 |
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| A home on Orchard Grove978 m away | 77 m² | 93 m² | +16 m² +21% | 2025 |
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| 40, Kelvin Grove637 m away | 82 m² | 98 m² | +16 m² +20% | 2023 |
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| 1, Westlands Grove542 m away | 101 m² | 117 m² | +16 m² +16% | 2022 |
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| 15, King John Avenue734 m away | 71 m² | 87 m² | +16 m² +23% | 2022 |
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| 123, Newbolt Road969 m away | 51 m² | 67 m² | +16 m² +31% | 2022 |
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| 38, Coral Close878 m away | 64 m² | 80 m² | +16 m² +25% | 2020 |
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| 12, Queen Mary Road376 m away | 98 m² | 114 m² | +16 m² +16% | 2019 |
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| 50, Westlands Grove636 m away | 71 m² | 87 m² | +16 m² +23% | 2015 |
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| 2, King John Avenue734 m away | 100 m² | 116 m² | +16 m² +16% | 2013 |
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| 7, Gladstone Gardens642 m away | 59 m² | 75 m² | +16 m² +27% | 2011 |
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| 108, West Street305 m away | 97 m² | 112 m² | +15 m² +15% | 2022 |
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| 37, Leith Avenue638 m away | 82 m² | 97 m² | +15 m² +18% | 2013 |
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| 12, Weyhill Close701 m away | 80 m² | 95 m² | +15 m² +19% | 2013 |
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| 20, Southwick Avenue790 m away | 58 m² | 73 m² | +15 m² +26% | 2010 |
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