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 BH15 1TN
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 |
|---|---|---|---|---|
| 12, Churchfield Crescent829 m away | 115 m² | 212 m² | +97 m² +84% | 2018 |
| 73, St Marys Road904 m away | 108 m² | 200 m² | +92 m² +85% | 2022 |
| 69, Parkstone Road780 m away | 73 m² | 160 m² | +87 m² +119% | 2026 |
| 92, Wimborne Road730 m away | 121 m² | 206 m² | +85 m² +70% | 2026 |
| 58, Twemlow Avenue869 m away | 147 m² | 227 m² | +80 m² +54% | 2026 |
| 82, Parkstone Road726 m away | 85 m² | 162 m² | +77 m² +91% | 2009 |
| 32, Whitecliff Road966 m away | 277 m² | 352 m² | +75 m² +27% | 2014 |
| 5, Twemlow Avenue922 m away | 179 m² | 252 m² | +73 m² +41% | 2020 |
| 9, Twemlow Avenue922 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.
| 178 m² |
| 248 m² |
| +70 m² +39% |
| 2019 |
| 12, Denby Road897 m away | 64 m² | 133 m² | +69 m² +108% | 2023 |
|---|
| 9, Churchfield Crescent829 m away | 83 m² | 138 m² | +55 m² +66% | 2019 |
|---|
| 12, Park Lake Road197 m away | 94 m² | 149 m² | +55 m² +59% | 2016 |
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| 46, St Marys Road864 m away | 83 m² | 133 m² | +50 m² +60% | 2023 |
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| 31, Tatnam Road937 m away | 66 m² | 113 m² | +47 m² +71% | 2025 |
|---|
| 99, Dolphin Quays, The Quay922 m away | 162 m² | 209 m² | +47 m² +29% | 2018 |
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| 52, Dolphin Quays, The Quay922 m away | 147 m² | 192 m² | +45 m² +31% | 2021 |
|---|
| 3, Birds Hill Road636 m away | 76 m² | 120 m² | +44 m² +58% | 2023 |
|---|
| 86, Wimborne Road730 m away | 129 m² | 172 m² | +43 m² +33% | 2023 |
|---|
| Flat 4, 8, Longfleet Road308 m away | 74 m² | 115 m² | +41 m² +55% | 2022 |
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| 20, Jolliffe Road834 m away | 74 m² | 115 m² | +41 m² +55% | 2019 |
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| Flat 409, Orchard Plaza, High Street948 m away | 41 m² | 82 m² | +41 m² +100% | 2018 |
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| 1, Houlton Road853 m away | 63 m² | 104 m² | +41 m² +65% | 2015 |
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| 25, Garland Road749 m away | 86 m² | 126 m² | +40 m² +47% | 2012 |
|---|
| Flat 18, Harbour Gate, 21, Serpentine Road547 m away | 92 m² | 131 m² | +39 m² +42% | 2011 |
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| 15, Garland Road705 m away | 91 m² | 129 m² | +38 m² +42% | 2024 |
|---|
| 7, Mount Pleasant Road130 m away | 136 m² | 173 m² | +37 m² +27% | 2025 |
|---|
| 10, Denmark Road408 m away | 102 m² | 139 m² | +37 m² +36% | 2025 |
|---|
| Flat 3, Harbour Sail, 71, West Quay Road850 m away | 36 m² | 73 m² | +37 m² +103% | 2023 |
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| 48, Colborne Close488 m away | 36 m² | 73 m² | +37 m² +103% | 2020 |
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| 77, St Marys Road904 m away | 76 m² | 112 m² | +36 m² +47% | 2026 |
|---|
| 22, Sterte Road960 m away | 97 m² | 133 m² | +36 m² +37% | 2025 |
|---|
| Flat 8, Grace Darling House, 9, Vallis Close560 m away | 36 m² | 72 m² | +36 m² +100% | 2016 |
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| Flat 19, Grace Darling House, 9, Vallis Close560 m away | 36 m² | 72 m² | +36 m² +100% | 2016 |
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| 24, Alverton Avenue846 m away | 123 m² | 159 m² | +36 m² +29% | 2011 |
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| Flat 7, Grace Darling House, 9, Vallis Close560 m away | 55 m² | 90 m² | +35 m² +64% | 2016 |
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| 99, Green Road535 m away | 110 m² | 144 m² | +34 m² +31% | 2026 |
|---|
| 47, Garland Road749 m away | 122 m² | 156 m² | +34 m² +28% | 2025 |
|---|
| 36, Sterte Esplanade888 m away | 62 m² | 96 m² | +34 m² +55% | 2013 |
|---|
| 58, Taverner Close458 m away | 71 m² | 104 m² | +33 m² +46% | 2020 |
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| Flat 26, Grace Darling House, 9, Vallis Close560 m away | 31 m² | 64 m² | +33 m² +106% | 2016 |
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| 95, Longfleet Road487 m away | 185 m² | 218 m² | +33 m² +18% | 2012 |
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| 33, St Margarets Road833 m away | 85 m² | 117 m² | +32 m² +38% | 2024 |
|---|
| 21, Emerson Road460 m away | 83 m² | 115 m² | +32 m² +39% | 2019 |
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| 23, Churchfield Crescent829 m away | 124 m² | 156 m² | +32 m² +26% | 2016 |
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| 39, Kingston Road660 m away | 82 m² | 113 m² | +31 m² +38% | 2026 |
|---|
| Flat 12, Grace Darling House, 9, Vallis Close560 m away | 41 m² | 72 m² | +31 m² +76% | 2016 |
|---|
| Flat 1, Grace Darling House, 9, Vallis Close560 m away | 41 m² | 72 m² | +31 m² +76% | 2016 |
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| 154, Wimborne Road962 m away | 64 m² | 93 m² | +29 m² +45% | 2025 |
|---|
| 28, Perry Gardens694 m away | 103 m² | 132 m² | +29 m² +28% | 2024 |
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| Flat 2, Grace Darling House, 9, Vallis Close560 m away | 43 m² | 72 m² | +29 m² +67% | 2016 |
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| 3, Ballard Close719 m away | 123 m² | 151 m² | +28 m² +23% | 2013 |
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| 7, Emerson Road460 m away | 106 m² | 133 m² | +27 m² +25% | 2024 |
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| 52, Skinner Street816 m away | 60 m² | 87 m² | +27 m² +45% | 2024 |
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| 28, Garland Road749 m away | 158 m² | 185 m² | +27 m² +17% | 2017 |
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| 98b, Wimborne Road730 m away | 66 m² | 93 m² | +27 m² +41% | 2016 |
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| 39, Shaftesbury Road537 m away | 97 m² | 123 m² | +26 m² +27% | 2026 |
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| 61, St Marys Road662 m away | 83 m² | 109 m² | +26 m² +31% | 2020 |
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| 91, St Marys Road904 m away | 86 m² | 112 m² | +26 m² +30% | 2016 |
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| 143, Wimborne Road757 m away | 127 m² | 153 m² | +26 m² +20% | 2011 |
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| 21, Dolphin Quays, The Quay922 m away | 92 m² | 117 m² | +25 m² +27% | 2026 |
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| 102, Garland Road750 m away | 80 m² | 105 m² | +25 m² +31% | 2025 |
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| 18, Garland Road705 m away | 86 m² | 111 m² | +25 m² +29% | 2024 |
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| 1, Jolliffe Road843 m away | 68 m² | 93 m² | +25 m² +37% | 2021 |
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| Flat 19, 6, Avenel Way277 m away | 70 m² | 95 m² | +25 m² +36% | 2012 |
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| 16, Denmark Lane469 m away | 87 m² | 111 m² | +24 m² +28% | 2026 |
|---|
| 18, Heckford Road580 m away | 71 m² | 95 m² | +24 m² +34% | 2026 |
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| Flat 9, 101, Newfoundland Drive375 m away | 87 m² | 111 m² | +24 m² +28% | 2020 |
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| 26, Dolphin Quays, The Quay922 m away | 99 m² | 123 m² | +24 m² +24% | 2011 |
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| 23, Elizabeth Road475 m away | 65 m² | 88 m² | +23 m² +35% | 2026 |
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| 20, Alverton Avenue846 m away | 107 m² | 130 m² | +23 m² +21% | 2025 |
|---|
| 41, Longfleet Road354 m away | 46 m² | 69 m² | +23 m² +50% | 2019 |
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| 101, Green Road535 m away | 100 m² | 123 m² | +23 m² +23% | 2018 |
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| Flat 25, Grace Darling House, 9, Vallis Close560 m away | 41 m² | 64 m² | +23 m² +56% | 2016 |
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| Flat 5, Grace Darling House, 9, Vallis Close560 m away | 41 m² | 64 m² | +23 m² +56% | 2016 |
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| 142, Garland Road750 m away | 115 m² | 138 m² | +23 m² +20% | 2015 |
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| 43, Catalina Drive437 m away | 33 m² | 56 m² | +23 m² +70% | 2011 |
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| Flat 27, Grace Darling House, 9, Vallis Close560 m away | 42 m² | 64 m² | +22 m² +52% | 2016 |
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| 136, Garland Road750 m away | 120 m² | 142 m² | +22 m² +18% | 2015 |
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| 6, Green Road635 m away | 75 m² | 96 m² | +21 m² +28% | 2020 |
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| 92, Labrador Drive622 m away | 41 m² | 61 m² | +20 m² +49% | 2021 |
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| 80, Kingston Road723 m away | 129 m² | 149 m² | +20 m² +16% | 2019 |
|---|
| 71, Green Road538 m away | 75 m² | 95 m² | +20 m² +27% | 2013 |
|---|
| 58, Heckford Road580 m away | 90 m² | 109 m² | +19 m² +21% | 2024 |
|---|
| 43, Sterte Road855 m away | 92 m² | 111 m² | +19 m² +21% | 2019 |
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| 45, Labrador Drive576 m away | 55 m² | 74 m² | +19 m² +35% | 2016 |
|---|
| 35, Tatnam Road937 m away | 88 m² | 106 m² | +18 m² +20% | 2022 |
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| 13, Elizabeth Road475 m away | 63 m² | 81 m² | +18 m² +29% | 2017 |
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| Flat 12, White Lodge, 107 - 109, Parkstone Road915 m away | 56 m² | 74 m² | +18 m² +32% | 2015 |
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| 16, Lander Close611 m away | 50 m² | 67 m² | +17 m² +34% | 2022 |
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| 32, Stanley Road693 m away | 88 m² | 105 m² | +17 m² +19% | 2016 |
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| Flat 5, Falcon Heights, 6a, Birds Hill Road693 m away | 71 m² | 88 m² | +17 m² +24% | 2010 |
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| Flat 9, Rowes Warehouse, 4, Castle Street984 m away | 57 m² | 74 m² | +17 m² +30% | 2009 |
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| 59, Dolphin Quays, The Quay922 m away | 73 m² | 89 m² | +16 m² +22% | 2023 |
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| Flat 45, Malthouse, 24, Market Close788 m away | 64 m² | 80 m² | +16 m² +25% | 2021 |
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| 6, Shaftesbury Road411 m away | 70 m² | 86 m² | +16 m² +23% | 2018 |
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| 76, Garland Road750 m away | 79 m² | 95 m² | +16 m² +20% | 2015 |
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| 26, Waldren Close353 m away | 73 m² | 88 m² | +15 m² +21% | 2026 |
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| 108, Green Road568 m away | 71 m² | 86 m² | +15 m² +21% | 2025 |
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| Flat 2, 111, High Street730 m away | 66 m² | 81 m² | +15 m² +23% | 2021 |
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| Woodbine Cottages, 62, Denmark Road435 m away | 65 m² | 80 m² | +15 m² +23% | 2018 |
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| 22, Perry Gardens694 m away | 47 m² | 62 m² | +15 m² +32% | 2015 |
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| 5, Jolliffe Road843 m away | 98 m² | 113 m² | +15 m² +15% | 2014 |
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