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 SO19 8LR
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, Sunvale Close336 m away | 66 m² | 148 m² | +82 m² +124% | 2020 |
| 91, North East Road412 m away | 138 m² | 216 m² | +78 m² +57% | 2022 |
| 21, Furze Close624 m away | 68 m² | 145 m² | +77 m² +113% | 2020 |
| 87, North East Road412 m away | 58 m² | 133 m² | +75 m² +129% | 2025 |
| 108, Knighton Road811 m away | 80 m² | 154 m² | +74 m² +93% | 2013 |
| 33, Swanmore Avenue607 m away | 85 m² | 155 m² | +70 m² +82% | 2022 |
| 298, Spring Road707 m away | 137 m² | 206 m² | +69 m² +50% | 2019 |
| 142, Portsmouth Road926 m away | 109 m² | 177 m² | +68 m² +62% | 2019 |
| 314, Middle Road977 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.
| 182 m² |
| +62 m² +52% |
| 2018 |
| 3, Luton Road691 m away | 65 m² | 126 m² | +61 m² +94% | 2023 |
|---|
| 37, Newtown Road905 m away | 80 m² | 137 m² | +57 m² +71% | 2018 |
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| 19, Pinegrove Road613 m away | 78 m² | 134 m² | +56 m² +72% | 2012 |
|---|
| 1, Crowther Close936 m away | 55 m² | 110 m² | +55 m² +100% | 2020 |
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| 200, Weston Lane935 m away | 101 m² | 154 m² | +53 m² +52% | 2013 |
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| 40, Middle Road549 m away | 66 m² | 118 m² | +52 m² +79% | 2020 |
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| 90, St Monica Road120 m away | 64 m² | 115 m² | +51 m² +80% | 2015 |
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| 19, The Grove999 m away | 66 m² | 115 m² | +49 m² +74% | 2018 |
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| 29, Dempsey Close296 m away | 75 m² | 123 m² | +48 m² +64% | 2022 |
|---|
| 87, Pinegrove Road603 m away | 72 m² | 120 m² | +48 m² +67% | 2016 |
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| 289, Spring Road731 m away | 89 m² | 135 m² | +46 m² +52% | 2025 |
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| 21, Lime Avenue844 m away | 69 m² | 114 m² | +45 m² +65% | 2017 |
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| 6, Heyes Drive743 m away | 72 m² | 115 m² | +43 m² +60% | 2016 |
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| 183, North East Road855 m away | 67 m² | 110 m² | +43 m² +64% | 2015 |
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| 41, Banbury Avenue821 m away | 70 m² | 112 m² | +42 m² +60% | 2025 |
|---|
| 142, South East Road116 m away | 71 m² | 113 m² | +42 m² +59% | 2014 |
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| 106, Merryoak Road962 m away | 55 m² | 97 m² | +42 m² +76% | 2013 |
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| 8, Firtree Way834 m away | 89 m² | 130 m² | +41 m² +46% | 2026 |
|---|
| 16, Franklyn Avenue501 m away | 101 m² | 142 m² | +41 m² +41% | 2023 |
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| 43, Crowther Close936 m away | 70 m² | 111 m² | +41 m² +59% | 2023 |
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| 51, Julian Road463 m away | 50 m² | 91 m² | +41 m² +82% | 2014 |
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| 61, Alfriston Gardens422 m away | 66 m² | 106 m² | +40 m² +61% | 2024 |
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| 20, Penistone Close986 m away | 128 m² | 168 m² | +40 m² +31% | 2015 |
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| 19, Mowbray Road698 m away | 89 m² | 128 m² | +39 m² +44% | 2016 |
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| 60, Julian Road459 m away | 91 m² | 130 m² | +39 m² +43% | 2014 |
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| Flat 9, Rowan Court, 358, Spring Road650 m away | 52 m² | 91 m² | +39 m² +75% | 2013 |
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| 36, South East Crescent232 m away | 73 m² | 111 m² | +38 m² +52% | 2026 |
|---|
| 41, Ashby Road631 m away | 64 m² | 102 m² | +38 m² +59% | 2020 |
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| 15, Maxwell Road230 m away | 66 m² | 104 m² | +38 m² +58% | 2014 |
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| 37, Mowbray Road698 m away | 68 m² | 105 m² | +37 m² +54% | 2022 |
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| 51, Botany Bay Road247 m away | 50 m² | 87 m² | +37 m² +74% | 2019 |
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| 14, North East Road225 m away | 39 m² | 75 m² | +36 m² +92% | 2012 |
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| 93, Spring Road747 m away | 98 m² | 133 m² | +35 m² +36% | 2026 |
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| 8, Torrington Close301 m away | 72 m² | 107 m² | +35 m² +49% | 2025 |
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| 58, Canterbury Avenue726 m away | 75 m² | 109 m² | +34 m² +45% | 2022 |
|---|
| 165, North East Road855 m away | 141 m² | 174 m² | +33 m² +23% | 2015 |
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| 31, Deacon Road970 m away | 104 m² | 137 m² | +33 m² +32% | 2014 |
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| 217, North East Road855 m away | 85 m² | 118 m² | +33 m² +39% | 2011 |
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| 78, Middle Road399 m away | 126 m² | 158 m² | +32 m² +25% | 2024 |
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| 96, Butts Road477 m away | 81 m² | 113 m² | +32 m² +40% | 2023 |
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| 18, Cecil Road902 m away | 81 m² | 113 m² | +32 m² +40% | 2021 |
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| 13a, Leighton Road992 m away | 48 m² | 80 m² | +32 m² +67% | 2015 |
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| 1, Botany Bay Road135 m away | 67 m² | 98 m² | +31 m² +46% | 2026 |
|---|
| 124, Middle Road399 m away | 59 m² | 90 m² | +31 m² +53% | 2021 |
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| 55, The Grove999 m away | 91 m² | 122 m² | +31 m² +34% | 2019 |
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| 39, Franklyn Avenue474 m away | 65 m² | 95 m² | +30 m² +46% | 2026 |
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| 2, Gladstone Road788 m away | 72 m² | 102 m² | +30 m² +42% | 2025 |
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| 1, Middle Road529 m away | 62 m² | 92 m² | +30 m² +48% | 2014 |
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| 20, Newtown Road878 m away | 90 m² | 120 m² | +30 m² +33% | 2013 |
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| 1, Lime Avenue844 m away | 131 m² | 160 m² | +29 m² +22% | 2025 |
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| 32, Swanmore Avenue607 m away | 76 m² | 105 m² | +29 m² +38% | 2024 |
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| 98, Butts Road477 m away | 119 m² | 148 m² | +29 m² +24% | 2022 |
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| 130, North East Road592 m away | 56 m² | 84 m² | +28 m² +50% | 2021 |
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| 4, Drove Road596 m away | 83 m² | 111 m² | +28 m² +34% | 2015 |
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| 150, Knighton Road811 m away | 107 m² | 134 m² | +27 m² +25% | 2014 |
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| 91, Spring Road854 m away | 97 m² | 124 m² | +27 m² +28% | 2014 |
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| 96, Sholing Road927 m away | 77 m² | 104 m² | +27 m² +35% | 2014 |
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| Flat 1, Elm Court, 362, Spring Road650 m away | 49 m² | 75 m² | +26 m² +53% | 2025 |
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| 274, Butts Road770 m away | 75 m² | 101 m² | +26 m² +35% | 2022 |
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| 8, Furze Road701 m away | 89 m² | 115 m² | +26 m² +29% | 2021 |
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| 81, Newtown Road905 m away | 98 m² | 124 m² | +26 m² +27% | 2016 |
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| 112, North East Road511 m away | 131 m² | 156 m² | +25 m² +19% | 2025 |
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| 56, Station Road818 m away | 110 m² | 135 m² | +25 m² +23% | 2022 |
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| 65, Julian Road463 m away | 93 m² | 118 m² | +25 m² +27% | 2019 |
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| 35, Pinegrove Road613 m away | 102 m² | 127 m² | +25 m² +25% | 2019 |
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| 136, Kathleen Road352 m away | 82 m² | 106 m² | +24 m² +29% | 2024 |
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| 206, Middle Road598 m away | 89 m² | 113 m² | +24 m² +27% | 2024 |
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| 3, Rosoman Road637 m away | 97 m² | 121 m² | +24 m² +25% | 2019 |
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| 20, Leighton Road964 m away | 93 m² | 117 m² | +24 m² +26% | 2014 |
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| 63, Bracklesham Close534 m away | 71 m² | 94 m² | +23 m² +32% | 2026 |
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| 23, Botany Bay Road135 m away | 82 m² | 105 m² | +23 m² +28% | 2023 |
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| 320, Spring Road707 m away | 107 m² | 130 m² | +23 m² +21% | 2020 |
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| 3, Effingham Gardens798 m away | 77 m² | 100 m² | +23 m² +30% | 2016 |
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| Flat 1, Alfriston Court, Alfriston Gardens621 m away | 49 m² | 72 m² | +23 m² +47% | 2015 |
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| 281, Upper Weston Lane671 m away | 82 m² | 105 m² | +23 m² +28% | 2014 |
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| 8, Temple Gardens998 m away | 84 m² | 107 m² | +23 m² +27% | 2013 |
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| 92, Butts Road477 m away | 82 m² | 105 m² | +23 m² +28% | 2011 |
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| 2, Mersea Gardens325 m away | 41 m² | 63 m² | +22 m² +54% | 2025 |
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| 44, Knighton Road783 m away | 103 m² | 125 m² | +22 m² +21% | 2025 |
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| Flat 5, 35, Orpen Road950 m away | 40 m² | 62 m² | +22 m² +55% | 2025 |
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| 64, Valentine Avenue913 m away | 51 m² | 73 m² | +22 m² +43% | 2024 |
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| 38, South East Crescent232 m away | 90 m² | 112 m² | +22 m² +24% | 2022 |
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| 3, High Firs Road917 m away | 70 m² | 92 m² | +22 m² +31% | 2022 |
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| 157, Bishops Road942 m away | 65 m² | 87 m² | +22 m² +34% | 2020 |
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| 169, Portsmouth Road846 m away | 81 m² | 103 m² | +22 m² +27% | 2019 |
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| 2, Anson Drive988 m away | 61 m² | 83 m² | +22 m² +36% | 2015 |
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| 134, Kathleen Road352 m away | 84 m² | 106 m² | +22 m² +26% | 2014 |
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| 104, Sholing Road927 m away | 78 m² | 100 m² | +22 m² +28% | 2013 |
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| 9, Crosswell Close966 m away | 82 m² | 104 m² | +22 m² +27% | 2010 |
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| 16, Belton Road626 m away | 76 m² | 97 m² | +21 m² +28% | 2025 |
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| 31, North East Road273 m away | 103 m² | 124 m² | +21 m² +20% | 2021 |
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| 9, North East Road273 m away | 106 m² | 127 m² | +21 m² +20% | 2020 |
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| 29, Squirrel Drive475 m away | 23 m² | 43 m² | +20 m² +87% | 2020 |
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| 23, Butts Crescent946 m away | 89 m² | 109 m² | +20 m² +22% | 2014 |
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| 49, Effingham Gardens798 m away | 71 m² | 91 m² | +20 m² +28% | 2013 |
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| 242, Kathleen Road987 m away | 68 m² | 87 m² | +19 m² +28% | 2026 |
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| 101, Kathleen Road337 m away | 101 m² | 120 m² | +19 m² +19% | 2022 |
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| 17, Banbury Avenue821 m away | 70 m² | 89 m² | +19 m² +27% | 2021 |
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| Flat 2, Mayfield View, 238, Weston Lane935 m away | 38 m² | 57 m² | +19 m² +50% | 2021 |
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| 30, Kenson Gardens476 m away | 70 m² | 89 m² | +19 m² +27% | 2016 |
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| 36, Botley Road917 m away | 90 m² | 109 m² | +19 m² +21% | 2014 |
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| 35, Deacon Road970 m away | 102 m² | 121 m² | +19 m² +19% | 2014 |
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| 16, Cecil Road902 m away | 79 m² | 98 m² | +19 m² +24% | 2010 |
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| 29, Pinegrove Road613 m away | 102 m² | 120 m² | +18 m² +18% | 2022 |
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| 1, Belton Road626 m away | 66 m² | 84 m² | +18 m² +27% | 2021 |
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| 374, Portsmouth Road687 m away | 75 m² | 93 m² | +18 m² +24% | 2021 |
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| 57, Crowther Close936 m away | 84 m² | 102 m² | +18 m² +21% | 2016 |
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| 325, Butts Road820 m away | 118 m² | 136 m² | +18 m² +15% | 2015 |
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| 142, Middle Road399 m away | 44 m² | 62 m² | +18 m² +41% | 2014 |
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| 41, St Aubins Avenue999 m away | 100 m² | 118 m² | +18 m² +18% | 2013 |
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| 60, Leighton Road883 m away | 103 m² | 120 m² | +17 m² +17% | 2026 |
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| 1, Kenson Gardens476 m away | 82 m² | 99 m² | +17 m² +21% | 2025 |
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| 79, Julian Road463 m away | 83 m² | 100 m² | +17 m² +20% | 2023 |
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| 2, Cleethorpes Road530 m away | 57 m² | 74 m² | +17 m² +30% | 2020 |
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| 46, South East Crescent232 m away | 40 m² | 57 m² | +17 m² +43% | 2016 |
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| 38, Botley Road917 m away | 80 m² | 97 m² | +17 m² +21% | 2014 |
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| 119, Radstock Road912 m away | 90 m² | 106 m² | +16 m² +18% | 2026 |
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| 19, Crosswell Close966 m away | 69 m² | 85 m² | +16 m² +23% | 2026 |
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| 12a, South East Road561 m away | 52 m² | 68 m² | +16 m² +31% | 2025 |
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| 28, Canterbury Avenue626 m away | 88 m² | 104 m² | +16 m² +18% | 2025 |
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| 294, Middle Road870 m away | 94 m² | 110 m² | +16 m² +17% | 2025 |
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| 25c, Leighton Road992 m away | 99 m² | 115 m² | +16 m² +16% | 2025 |
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| 49, Alfriston Gardens422 m away | 73 m² | 89 m² | +16 m² +22% | 2022 |
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| 52, Chadwell Avenue412 m away | 89 m² | 105 m² | +16 m² +18% | 2016 |
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| 13, Leighton Road992 m away | 38 m² | 54 m² | +16 m² +42% | 2015 |
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| 269, Spring Road731 m away | 99 m² | 114 m² | +15 m² +15% | 2021 |
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| Flat 7, Spring Firs, 221, Spring Road736 m away | 30 m² | 45 m² | +15 m² +50% | 2021 |
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| 392, Butts Road944 m away | 94 m² | 109 m² | +15 m² +16% | 2019 |
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| 102, St Monica Road120 m away | 83 m² | 98 m² | +15 m² +18% | 2013 |
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