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 1BL
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 |
|---|---|---|---|---|
| 191, Botley Road851 m away | 76 m² | 169 m² | +93 m² +122% | 2020 |
| 10, Sunvale Close354 m away | 66 m² | 148 m² | +82 m² +124% | 2020 |
| 91, North East Road797 m away | 138 m² | 216 m² | +78 m² +57% | 2022 |
| 87, North East Road797 m away | 58 m² | 133 m² | +75 m² +129% | 2025 |
| 33, Swanmore Avenue0 m away | 85 m² | 155 m² | +70 m² +82% | 2022 |
| 3, Luton Road734 m away | 65 m² | 126 m² | +61 m² +94% | 2023 |
| 37, Newtown Road994 m away | 80 m² | 137 m² | +57 m² +71% | 2018 |
| 1, Crowther Close553 m away | 55 m² | 110 m² | +55 m² +100% | 2020 |
| 90, St Monica Road693 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.
| 115 m² |
| +51 m² +80% |
| 2015 |
| 10, Sullivan Road523 m away | 83 m² | 133 m² | +50 m² +60% | 2022 |
|---|
| 19, The Grove769 m away | 66 m² | 115 m² | +49 m² +74% | 2018 |
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| 29, Dempsey Close578 m away | 75 m² | 123 m² | +48 m² +64% | 2022 |
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| 97, Bramley Crescent904 m away | 84 m² | 132 m² | +48 m² +57% | 2020 |
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| 6, Heyes Drive180 m away | 72 m² | 115 m² | +43 m² +60% | 2016 |
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| 183, North East Road942 m away | 67 m² | 110 m² | +43 m² +64% | 2015 |
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| 41, Banbury Avenue587 m away | 70 m² | 112 m² | +42 m² +60% | 2025 |
|---|
| 142, South East Road498 m away | 71 m² | 113 m² | +42 m² +59% | 2014 |
|---|
| 8, Firtree Way969 m away | 89 m² | 130 m² | +41 m² +46% | 2026 |
|---|
| 43, Crowther Close553 m away | 70 m² | 111 m² | +41 m² +59% | 2023 |
|---|
| 16, Franklyn Avenue926 m away | 101 m² | 142 m² | +41 m² +41% | 2023 |
|---|
| 51, Julian Road232 m away | 50 m² | 91 m² | +41 m² +82% | 2014 |
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| 61, Alfriston Gardens366 m away | 66 m² | 106 m² | +40 m² +61% | 2024 |
|---|
| 20, Penistone Close933 m away | 128 m² | 168 m² | +40 m² +31% | 2015 |
|---|
| 19, Mowbray Road683 m away | 89 m² | 128 m² | +39 m² +44% | 2016 |
|---|
| 60, Julian Road194 m away | 91 m² | 130 m² | +39 m² +43% | 2014 |
|---|
| 36, South East Crescent833 m away | 73 m² | 111 m² | +38 m² +52% | 2026 |
|---|
| 41, Ashby Road275 m away | 64 m² | 102 m² | +38 m² +59% | 2020 |
|---|
| 15, Maxwell Road812 m away | 66 m² | 104 m² | +38 m² +58% | 2014 |
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| 37, Mowbray Road683 m away | 68 m² | 105 m² | +37 m² +54% | 2022 |
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| 51, Botany Bay Road513 m away | 50 m² | 87 m² | +37 m² +74% | 2019 |
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| 14, North East Road748 m away | 39 m² | 75 m² | +36 m² +92% | 2012 |
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| 8, Torrington Close847 m away | 72 m² | 107 m² | +35 m² +49% | 2025 |
|---|
| 58, Canterbury Avenue119 m away | 75 m² | 109 m² | +34 m² +45% | 2022 |
|---|
| 165, North East Road942 m away | 141 m² | 174 m² | +33 m² +23% | 2015 |
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| 217, North East Road942 m away | 85 m² | 118 m² | +33 m² +39% | 2011 |
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| 96, Butts Road251 m away | 81 m² | 113 m² | +32 m² +40% | 2023 |
|---|
| 1, Botany Bay Road482 m away | 67 m² | 98 m² | +31 m² +46% | 2026 |
|---|
| 55, The Grove769 m away | 91 m² | 122 m² | +31 m² +34% | 2019 |
|---|
| 39, Franklyn Avenue894 m away | 65 m² | 95 m² | +30 m² +46% | 2026 |
|---|
| 2, Gladstone Road800 m away | 72 m² | 102 m² | +30 m² +42% | 2025 |
|---|
| 20, Newtown Road961 m away | 90 m² | 120 m² | +30 m² +33% | 2013 |
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| 32, Swanmore Avenue0 m away | 76 m² | 105 m² | +29 m² +38% | 2024 |
|---|
| 98, Butts Road251 m away | 119 m² | 148 m² | +29 m² +24% | 2022 |
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| 130, North East Road804 m away | 56 m² | 84 m² | +28 m² +50% | 2021 |
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| 4, Drove Road691 m away | 83 m² | 111 m² | +28 m² +34% | 2015 |
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| 7, Coates Road912 m away | 92 m² | 118 m² | +26 m² +28% | 2025 |
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| 274, Butts Road320 m away | 75 m² | 101 m² | +26 m² +35% | 2022 |
|---|
| 81, Newtown Road994 m away | 98 m² | 124 m² | +26 m² +27% | 2016 |
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| 9, Carey Road970 m away | 93 m² | 119 m² | +26 m² +28% | 2015 |
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| 112, North East Road786 m away | 131 m² | 156 m² | +25 m² +19% | 2025 |
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| 65, Julian Road232 m away | 93 m² | 118 m² | +25 m² +27% | 2019 |
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| 136, Kathleen Road479 m away | 82 m² | 106 m² | +24 m² +29% | 2024 |
|---|
| 248, Bursledon Road924 m away | 103 m² | 127 m² | +24 m² +23% | 2015 |
|---|
| 23, Botany Bay Road482 m away | 82 m² | 105 m² | +23 m² +28% | 2023 |
|---|
| 27, Botley Gardens986 m away | 64 m² | 87 m² | +23 m² +36% | 2022 |
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| 7, Wesley Close746 m away | 62 m² | 85 m² | +23 m² +37% | 2019 |
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| 3, Effingham Gardens623 m away | 77 m² | 100 m² | +23 m² +30% | 2016 |
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| Flat 1, Alfriston Court, Alfriston Gardens477 m away | 49 m² | 72 m² | +23 m² +47% | 2015 |
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| 281, Upper Weston Lane832 m away | 82 m² | 105 m² | +23 m² +28% | 2014 |
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| 92, Butts Road251 m away | 82 m² | 105 m² | +23 m² +28% | 2011 |
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| Flat 5, 35, Orpen Road411 m away | 40 m² | 62 m² | +22 m² +55% | 2025 |
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| 2, Mersea Gardens909 m away | 41 m² | 63 m² | +22 m² +54% | 2025 |
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| 64, Valentine Avenue307 m away | 51 m² | 73 m² | +22 m² +43% | 2024 |
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| 38, South East Crescent833 m away | 90 m² | 112 m² | +22 m² +24% | 2022 |
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| 3, High Firs Road856 m away | 70 m² | 92 m² | +22 m² +31% | 2022 |
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| 2, Anson Drive758 m away | 61 m² | 83 m² | +22 m² +36% | 2015 |
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| 134, Kathleen Road479 m away | 84 m² | 106 m² | +22 m² +26% | 2014 |
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| 9, Crosswell Close854 m away | 82 m² | 104 m² | +22 m² +27% | 2010 |
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| 16, Belton Road213 m away | 76 m² | 97 m² | +21 m² +28% | 2025 |
|---|
| 31, North East Road780 m away | 103 m² | 124 m² | +21 m² +20% | 2021 |
|---|
| 9, North East Road780 m away | 106 m² | 127 m² | +21 m² +20% | 2020 |
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| 29, Squirrel Drive991 m away | 23 m² | 43 m² | +20 m² +87% | 2020 |
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| 23, Butts Crescent453 m away | 89 m² | 109 m² | +20 m² +22% | 2014 |
|---|
| 424, Butts Road692 m away | 77 m² | 97 m² | +20 m² +26% | 2014 |
|---|
| 49, Effingham Gardens623 m away | 71 m² | 91 m² | +20 m² +28% | 2013 |
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| 242, Kathleen Road804 m away | 68 m² | 87 m² | +19 m² +28% | 2026 |
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| 101, Kathleen Road512 m away | 101 m² | 120 m² | +19 m² +19% | 2022 |
|---|
| 17, Banbury Avenue587 m away | 70 m² | 89 m² | +19 m² +27% | 2021 |
|---|
| 36, Botley Road508 m away | 90 m² | 109 m² | +19 m² +21% | 2014 |
|---|
| 1, Belton Road213 m away | 66 m² | 84 m² | +18 m² +27% | 2021 |
|---|
| 374, Portsmouth Road680 m away | 75 m² | 93 m² | +18 m² +24% | 2021 |
|---|
| 57, Crowther Close553 m away | 84 m² | 102 m² | +18 m² +21% | 2016 |
|---|
| 6, The Grove742 m away | 64 m² | 82 m² | +18 m² +28% | 2016 |
|---|
| 325, Butts Road392 m away | 118 m² | 136 m² | +18 m² +15% | 2015 |
|---|
| 33, Herrick Close952 m away | 49 m² | 66 m² | +17 m² +35% | 2024 |
|---|
| 79, Julian Road232 m away | 83 m² | 100 m² | +17 m² +20% | 2023 |
|---|
| 2, Cleethorpes Road722 m away | 57 m² | 74 m² | +17 m² +30% | 2020 |
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| 46, South East Crescent833 m away | 40 m² | 57 m² | +17 m² +43% | 2016 |
|---|
| 38, Botley Road508 m away | 80 m² | 97 m² | +17 m² +21% | 2014 |
|---|
| 19, Crosswell Close854 m away | 69 m² | 85 m² | +16 m² +23% | 2026 |
|---|
| 28, Canterbury Avenue51 m away | 88 m² | 104 m² | +16 m² +18% | 2025 |
|---|
| 49, Alfriston Gardens366 m away | 73 m² | 89 m² | +16 m² +22% | 2022 |
|---|
| 6, Crest Way634 m away | 56 m² | 72 m² | +16 m² +29% | 2019 |
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| 52, Chadwell Avenue411 m away | 89 m² | 105 m² | +16 m² +18% | 2016 |
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| 54, The Grove742 m away | 73 m² | 88 m² | +15 m² +21% | 2022 |
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| 392, Butts Road493 m away | 94 m² | 109 m² | +15 m² +16% | 2019 |
|---|
| 102, St Monica Road693 m away | 83 m² | 98 m² | +15 m² +18% | 2013 |
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| 9, Parry Road700 m away | 100 m² | 115 m² | +15 m² +15% | 2013 |
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