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 BN41 2DA
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 |
|---|---|---|---|---|
| 50, Fairfield Gardens360 m away | 119 m² | 258 m² | +139 m² +117% | 2022 |
| La Boheme, 1, Benfield Crescent156 m away | 77 m² | 178 m² | +101 m² +131% | 2015 |
| 237, New Church Road727 m away | 106 m² | 204 m² | +98 m² +92% | 2015 |
| 15, Gladys Road443 m away | 112 m² | 200 m² | +88 m² +79% | 2025 |
| 24, Mill Lane328 m away | 85 m² | 173 m² | +88 m² +104% | 2024 |
| 368, Old Shoreham Road684 m away | 115 m² | 201 m² | +86 m² +75% | 2019 |
| 16, Park Close363 m away | 101 m² | 185 m² | +84 m² +83% | 2020 |
| 30, Greenleas768 m away | 65 m² | 144 m² | +79 m² +122% | 2025 |
| 71, High Street859 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.
| 207 m² |
| 285 m² |
| +78 m² +38% |
| 2023 |
| 21, Portland Villas897 m away | 85 m² | 162 m² | +77 m² +91% | 2016 |
|---|
| 39, Leicester Villas699 m away | 159 m² | 232 m² | +73 m² +46% | 2024 |
|---|
| 44, Windlesham Close889 m away | 75 m² | 146 m² | +71 m² +95% | 2022 |
|---|
| Flat 2, 36, Station Road742 m away | 61 m² | 132 m² | +71 m² +116% | 2019 |
|---|
| 11, Portland Villas897 m away | 88 m² | 158 m² | +70 m² +80% | 2017 |
|---|
| 37, Sharpthorne Crescent537 m away | 73 m² | 142 m² | +69 m² +95% | 2015 |
|---|
| 76, West Way987 m away | 92 m² | 156 m² | +64 m² +70% | 2016 |
|---|
| 77, St Andrews Road828 m away | 109 m² | 172 m² | +63 m² +58% | 2026 |
|---|
| 25, Links Road283 m away | 86 m² | 149 m² | +63 m² +73% | 2020 |
|---|
| 36, Rothbury Road948 m away | 98 m² | 159 m² | +61 m² +62% | 2024 |
|---|
| 25, Portland Villas897 m away | 114 m² | 175 m² | +61 m² +54% | 2020 |
|---|
| 61, Benfield Way292 m away | 120 m² | 181 m² | +61 m² +51% | 2015 |
|---|
| 27, Gordon Road567 m away | 68 m² | 128 m² | +60 m² +88% | 2020 |
|---|
| 110, Victoria Road452 m away | 80 m² | 139 m² | +59 m² +74% | 2015 |
|---|
| 11, Victoria Road410 m away | 40 m² | 98 m² | +58 m² +145% | 2012 |
|---|
| 3, Portland Villas897 m away | 104 m² | 162 m² | +58 m² +56% | 2012 |
|---|
| 78, Benfield Way292 m away | 68 m² | 125 m² | +57 m² +84% | 2024 |
|---|
| 9, Worcester Villas636 m away | 56 m² | 113 m² | +57 m² +102% | 2021 |
|---|
| 326, Portland Road975 m away | 98 m² | 153 m² | +55 m² +56% | 2014 |
|---|
| 1, St Andrews Road838 m away | 126 m² | 180 m² | +54 m² +43% | 2016 |
|---|
| 39, Dale View957 m away | 49 m² | 103 m² | +54 m² +110% | 2011 |
|---|
| 65, Benfield Way292 m away | 109 m² | 162 m² | +53 m² +49% | 2022 |
|---|
| 28, Hangleton Close923 m away | 61 m² | 113 m² | +52 m² +85% | 2025 |
|---|
| 23, Hangleton Close923 m away | 62 m² | 112 m² | +50 m² +81% | 2025 |
|---|
| 31, Hangleton Close923 m away | 59 m² | 109 m² | +50 m² +85% | 2023 |
|---|
| 46, Dean Close689 m away | 61 m² | 110 m² | +49 m² +80% | 2025 |
|---|
| 181, Hangleton Road742 m away | 49 m² | 98 m² | +49 m² +100% | 2016 |
|---|
| 22, Hillside353 m away | 85 m² | 134 m² | +49 m² +58% | 2014 |
|---|
| 197, New Church Road860 m away | 178 m² | 227 m² | +49 m² +28% | 2012 |
|---|
| 92, Hangleton Road482 m away | 100 m² | 148 m² | +48 m² +48% | 2026 |
|---|
| 36, Hangleton Way947 m away | 84 m² | 132 m² | +48 m² +57% | 2016 |
|---|
| 411, Portland Road554 m away | 102 m² | 149 m² | +47 m² +46% | 2020 |
|---|
| 206, New Church Road989 m away | 113 m² | 160 m² | +47 m² +42% | 2016 |
|---|
| 51, Trafalgar Road598 m away | 75 m² | 121 m² | +46 m² +61% | 2026 |
|---|
| 47, Eastbrook Road826 m away | 73 m² | 119 m² | +46 m² +63% | 2025 |
|---|
| 9, Benfield Way0 m away | 107 m² | 153 m² | +46 m² +43% | 2024 |
|---|
| 30, Manor Close906 m away | 78 m² | 124 m² | +46 m² +59% | 2019 |
|---|
| 9, Links Road283 m away | 78 m² | 123 m² | +45 m² +58% | 2026 |
|---|
| 72, Vale Road556 m away | 53 m² | 98 m² | +45 m² +85% | 2026 |
|---|
| 40, Easthill Drive713 m away | 85 m² | 130 m² | +45 m² +53% | 2025 |
|---|
| 21, Glebe Villas823 m away | 108 m² | 153 m² | +45 m² +42% | 2016 |
|---|
| 83, St Leonards Road854 m away | 88 m² | 133 m² | +45 m² +51% | 2015 |
|---|
| 8, Margery Road602 m away | 93 m² | 137 m² | +44 m² +47% | 2025 |
|---|
| 19, Hangleton Way634 m away | 71 m² | 115 m² | +44 m² +62% | 2022 |
|---|
| 42, Dale View919 m away | 56 m² | 100 m² | +44 m² +79% | 2022 |
|---|
| 68, Dale View919 m away | 82 m² | 126 m² | +44 m² +54% | 2021 |
|---|
| 54, Trafalgar Road625 m away | 40 m² | 84 m² | +44 m² +110% | 2011 |
|---|
| 23, Rowan Avenue962 m away | 74 m² | 117 m² | +43 m² +58% | 2013 |
|---|
| 13, Hangleton Way634 m away | 65 m² | 107 m² | +42 m² +65% | 2023 |
|---|
| 50, Benfield Way292 m away | 172 m² | 214 m² | +42 m² +24% | 2022 |
|---|
| 21, Old School Place942 m away | 87 m² | 129 m² | +42 m² +48% | 2020 |
|---|
| 83, Rowan Avenue971 m away | 81 m² | 123 m² | +42 m² +52% | 2020 |
|---|
| 51, St Andrews Road838 m away | 56 m² | 98 m² | +42 m² +75% | 2011 |
|---|
| 340, Portland Road975 m away | 96 m² | 137 m² | +41 m² +43% | 2026 |
|---|
| 16, Church Road824 m away | 93 m² | 134 m² | +41 m² +44% | 2023 |
|---|
| 1, Lucerne Close659 m away | 124 m² | 164 m² | +40 m² +32% | 2025 |
|---|
| 143, Hangleton Road742 m away | 70 m² | 110 m² | +40 m² +57% | 2021 |
|---|
| 8, Fairfield Gardens360 m away | 101 m² | 140 m² | +39 m² +39% | 2025 |
|---|
| 27, Windlesham Close855 m away | 85 m² | 124 m² | +39 m² +46% | 2024 |
|---|
| 56, Burlington Gardens465 m away | 58 m² | 97 m² | +39 m² +67% | 2021 |
|---|
| 31, Portland Villas897 m away | 138 m² | 177 m² | +39 m² +28% | 2012 |
|---|
| 145, St Leonards Avenue936 m away | 90 m² | 128 m² | +38 m² +42% | 2024 |
|---|
| 26, Boundary Road835 m away | 46 m² | 84 m² | +38 m² +83% | 2020 |
|---|
| 11, Elm Road678 m away | 54 m² | 92 m² | +38 m² +70% | 2019 |
|---|
| 21a, Windlesham Close855 m away | 52 m² | 90 m² | +38 m² +73% | 2017 |
|---|
| 95, Dean Gardens716 m away | 59 m² | 97 m² | +38 m² +64% | 2015 |
|---|
| 32, St Andrews Road816 m away | 42 m² | 80 m² | +38 m² +90% | 2015 |
|---|
| 22, Shelldale Road727 m away | 97 m² | 134 m² | +37 m² +38% | 2026 |
|---|
| 28, Erroll Road993 m away | 37 m² | 74 m² | +37 m² +100% | 2021 |
|---|
| 212, New Church Road989 m away | 122 m² | 159 m² | +37 m² +30% | 2019 |
|---|
| 14, Fairway Crescent525 m away | 74 m² | 111 m² | +37 m² +50% | 2018 |
|---|
| 1, Kenton Road986 m away | 149 m² | 186 m² | +37 m² +25% | 2013 |
|---|
| 51, Shelldale Road758 m away | 32 m² | 69 m² | +37 m² +116% | 2011 |
|---|
| 48, Portland Villas862 m away | 123 m² | 159 m² | +36 m² +29% | 2023 |
|---|
| 26, Highlands Road347 m away | 88 m² | 124 m² | +36 m² +41% | 2022 |
|---|
| 110, Hallyburton Road479 m away | 105 m² | 140 m² | +35 m² +33% | 2026 |
|---|
| 60, St Andrews Road797 m away | 95 m² | 129 m² | +34 m² +36% | 2026 |
|---|
| 15, Burlington Gardens465 m away | 104 m² | 138 m² | +34 m² +33% | 2025 |
|---|
| 5, Elm Road678 m away | 91 m² | 125 m² | +34 m² +37% | 2025 |
|---|
| 87, St Leonards Avenue936 m away | 91 m² | 125 m² | +34 m² +37% | 2025 |
|---|
| 154, Hangleton Road891 m away | 126 m² | 160 m² | +34 m² +27% | 2023 |
|---|
| 79, Hangleton Way927 m away | 119 m² | 153 m² | +34 m² +29% | 2021 |
|---|
| 13, Chelston Avenue719 m away | 116 m² | 150 m² | +34 m² +29% | 2020 |
|---|
| 7, Stanley Road855 m away | 61 m² | 95 m² | +34 m² +56% | 2019 |
|---|
| 259, Old Shoreham Road217 m away | 147 m² | 181 m² | +34 m² +23% | 2018 |
|---|
| 86, Hangleton Road482 m away | 96 m² | 130 m² | +34 m² +35% | 2016 |
|---|
| 1, Garden Close260 m away | 42 m² | 75 m² | +33 m² +79% | 2026 |
|---|
| 40, Locks Hill616 m away | 78 m² | 111 m² | +33 m² +42% | 2025 |
|---|
| 109, Hangleton Road742 m away | 104 m² | 137 m² | +33 m² +32% | 2025 |
|---|
| 20, Vale Road521 m away | 91 m² | 124 m² | +33 m² +36% | 2024 |
|---|
| 1a, North Street967 m away | 30 m² | 63 m² | +33 m² +110% | 2020 |
|---|
| 52, High Street861 m away | 97 m² | 130 m² | +33 m² +34% | 2019 |
|---|
| 70, Highlands Road347 m away | 81 m² | 114 m² | +33 m² +41% | 2016 |
|---|
| 122, Victoria Road452 m away | 93 m² | 126 m² | +33 m² +35% | 2016 |
|---|
| 366, Portland Road851 m away | 92 m² | 125 m² | +33 m² +36% | 2015 |
|---|
| 3, Park Close363 m away | 80 m² | 113 m² | +33 m² +41% | 2011 |
|---|
| 23, Fairfield Gardens338 m away | 93 m² | 125 m² | +32 m² +34% | 2025 |
|---|
| 69, Dean Gardens716 m away | 75 m² | 107 m² | +32 m² +43% | 2023 |
|---|
| 18, Norway Street580 m away | 88 m² | 120 m² | +32 m² +36% | 2021 |
|---|
| 6, Denmark Road605 m away | 78 m² | 110 m² | +32 m² +41% | 2019 |
|---|
| 7, Greenleas768 m away | 73 m² | 104 m² | +31 m² +42% | 2026 |
|---|
| 12, Brambledean Road950 m away | 85 m² | 116 m² | +31 m² +36% | 2025 |
|---|
| 107, St Leonards Road854 m away | 102 m² | 133 m² | +31 m² +30% | 2023 |
|---|
| 64, Crown Road762 m away | 83 m² | 114 m² | +31 m² +37% | 2022 |
|---|
| 23, Burlington Gardens465 m away | 91 m² | 122 m² | +31 m² +34% | 2019 |
|---|
| 20, Shelldale Road727 m away | 46 m² | 77 m² | +31 m² +67% | 2013 |
|---|
| 50, Rowan Avenue939 m away | 89 m² | 119 m² | +30 m² +34% | 2024 |
|---|
| 101, Fairway Crescent678 m away | 72 m² | 102 m² | +30 m² +42% | 2023 |
|---|
| 5, Egmont Road649 m away | 86 m² | 116 m² | +30 m² +35% | 2022 |
|---|
| 35, St Aubyns Road740 m away | 53 m² | 83 m² | +30 m² +57% | 2020 |
|---|
| 13, Manor Close906 m away | 78 m² | 108 m² | +30 m² +38% | 2015 |
|---|
| 5, Benfield Close81 m away | 88 m² | 118 m² | +30 m² +34% | 2012 |
|---|
| 78, St Andrews Road797 m away | 119 m² | 148 m² | +29 m² +24% | 2023 |
|---|
| 57, Fairway Crescent678 m away | 92 m² | 121 m² | +29 m² +32% | 2015 |
|---|
| 168, St Leonards Avenue950 m away | 93 m² | 121 m² | +28 m² +30% | 2026 |
|---|
| 109, Mill Lane350 m away | 66 m² | 94 m² | +28 m² +42% | 2024 |
|---|
| 59, Portland Villas897 m away | 103 m² | 131 m² | +28 m² +27% | 2024 |
|---|
| 170, St Leonards Avenue950 m away | 92 m² | 120 m² | +28 m² +30% | 2024 |
|---|
| 2, Hangleton Gardens793 m away | 67 m² | 95 m² | +28 m² +42% | 2022 |
|---|
| 66, Abinger Road696 m away | 82 m² | 110 m² | +28 m² +34% | 2020 |
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| 54, Rowan Avenue939 m away | 87 m² | 115 m² | +28 m² +32% | 2019 |
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| 356, Portland Road975 m away | 129 m² | 157 m² | +28 m² +22% | 2018 |
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| 18, St Andrews Road816 m away | 58 m² | 86 m² | +28 m² +48% | 2016 |
|---|
| 9, Foredown Close875 m away | 55 m² | 83 m² | +28 m² +51% | 2016 |
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| 102, Rowan Avenue971 m away | 69 m² | 96 m² | +27 m² +39% | 2023 |
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| 18, Albion Street881 m away | 100 m² | 127 m² | +27 m² +27% | 2022 |
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| 13, Lincoln Road831 m away | 79 m² | 106 m² | +27 m² +34% | 2020 |
|---|
| 53, Benfield Way292 m away | 161 m² | 188 m² | +27 m² +17% | 2019 |
|---|
| 10, Denmark Road605 m away | 83 m² | 109 m² | +26 m² +31% | 2025 |
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| 17, Greenleas768 m away | 68 m² | 94 m² | +26 m² +38% | 2025 |
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| 39, Rowan Avenue962 m away | 73 m² | 99 m² | +26 m² +36% | 2025 |
|---|
| 10, Mill Close570 m away | 66 m² | 92 m² | +26 m² +39% | 2024 |
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| 6, North Street941 m away | 32 m² | 58 m² | +26 m² +81% | 2024 |
|---|
| 10, Brambledean Road950 m away | 92 m² | 118 m² | +26 m² +28% | 2024 |
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| 281, Old Shoreham Road217 m away | 90 m² | 116 m² | +26 m² +29% | 2023 |
|---|
| 73, Worcester Villas636 m away | 112 m² | 138 m² | +26 m² +23% | 2021 |
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| 122, St Leonards Avenue950 m away | 49 m² | 75 m² | +26 m² +53% | 2020 |
|---|
| 43, Benfield Way292 m away | 80 m² | 106 m² | +26 m² +33% | 2016 |
|---|
| 45, Hangleton Road405 m away | 140 m² | 166 m² | +26 m² +19% | 2016 |
|---|
| 37, Rowan Avenue962 m away | 79 m² | 105 m² | +26 m² +33% | 2014 |
|---|
| 30, St Nicholas Road885 m away | 85 m² | 110 m² | +25 m² +29% | 2026 |
|---|
| 1, Manor Close906 m away | 79 m² | 104 m² | +25 m² +32% | 2026 |
|---|
| 192, Old Shoreham Road303 m away | 78 m² | 103 m² | +25 m² +32% | 2024 |
|---|
| 101, Hangleton Way927 m away | 105 m² | 130 m² | +25 m² +24% | 2024 |
|---|
| 20, Burlington Gardens465 m away | 113 m² | 138 m² | +25 m² +22% | 2022 |
|---|
| 15, Wolseley Road813 m away | 78 m² | 103 m² | +25 m² +32% | 2021 |
|---|
| 40, Hallyburton Road731 m away | 80 m² | 105 m² | +25 m² +31% | 2020 |
|---|
| 80, St Leonards Road856 m away | 63 m² | 88 m² | +25 m² +40% | 2020 |
|---|
| 63, Brambledean Road950 m away | 79 m² | 104 m² | +25 m² +32% | 2020 |
|---|
| 15, Rothbury Road967 m away | 119 m² | 144 m² | +25 m² +21% | 2014 |
|---|
| 2, Hurst Crescent637 m away | 74 m² | 98 m² | +24 m² +32% | 2026 |
|---|
| 2a, St Aubyns Road771 m away | 83 m² | 107 m² | +24 m² +29% | 2024 |
|---|
| 43, Rowan Avenue962 m away | 73 m² | 97 m² | +24 m² +33% | 2023 |
|---|
| 28, Brackenbury Close961 m away | 60 m² | 84 m² | +24 m² +40% | 2022 |
|---|
| 76, Crown Road762 m away | 82 m² | 106 m² | +24 m² +29% | 2021 |
|---|
| 1, Portland Lane812 m away | 78 m² | 102 m² | +24 m² +31% | 2017 |
|---|
| Flat 1, 249, New Church Road727 m away | 36 m² | 59 m² | +23 m² +64% | 2026 |
|---|
| 110, Godwin Road761 m away | 96 m² | 119 m² | +23 m² +24% | 2022 |
|---|
| 105, St Andrews Road828 m away | 100 m² | 123 m² | +23 m² +23% | 2016 |
|---|
| 11, Olive Road793 m away | 73 m² | 96 m² | +23 m² +32% | 2015 |
|---|
| 79, Trafalgar Road555 m away | 65 m² | 88 m² | +23 m² +35% | 2014 |
|---|
| 46, Burlington Gardens465 m away | 68 m² | 90 m² | +22 m² +32% | 2025 |
|---|
| 74, St Leonards Road856 m away | 66 m² | 88 m² | +22 m² +33% | 2023 |
|---|
| 27, Hallyburton Road729 m away | 66 m² | 88 m² | +22 m² +33% | 2022 |
|---|
| 39, Eastbrook Road826 m away | 72 m² | 94 m² | +22 m² +31% | 2020 |
|---|
| 34, Norway Street580 m away | 86 m² | 108 m² | +22 m² +26% | 2016 |
|---|
| 14, St Aubyns Road771 m away | 127 m² | 148 m² | +21 m² +17% | 2023 |
|---|
| 20, Hangleton Close923 m away | 80 m² | 101 m² | +21 m² +26% | 2023 |
|---|
| 53, Worcester Villas636 m away | 130 m² | 151 m² | +21 m² +16% | 2020 |
|---|
| 108, North Street941 m away | 37 m² | 58 m² | +21 m² +57% | 2020 |
|---|
| 126, Trafalgar Road605 m away | 96 m² | 117 m² | +21 m² +22% | 2018 |
|---|
| 3, Applesham Way859 m away | 86 m² | 106 m² | +20 m² +23% | 2023 |
|---|
| 12, Norway Street580 m away | 87 m² | 107 m² | +20 m² +23% | 2021 |
|---|
| 22, Benfield Way0 m away | 129 m² | 149 m² | +20 m² +16% | 2020 |
|---|
| 6, Southdown Avenue267 m away | 79 m² | 99 m² | +20 m² +25% | 2020 |
|---|
| 98, Hallyburton Road479 m away | 130 m² | 150 m² | +20 m² +15% | 2020 |
|---|
| 22, Beaconsfield Road527 m away | 87 m² | 107 m² | +20 m² +23% | 2020 |
|---|
| 126, Mill Lane680 m away | 86 m² | 106 m² | +20 m² +23% | 2019 |
|---|
| 11, Benfield Crescent156 m away | 81 m² | 101 m² | +20 m² +25% | 2015 |
|---|
| 15, Fairfield Gardens338 m away | 92 m² | 112 m² | +20 m² +22% | 2014 |
|---|
| 246, New Church Road802 m away | 66 m² | 86 m² | +20 m² +30% | 2014 |
|---|
| 54, Portland Villas862 m away | 64 m² | 84 m² | +20 m² +31% | 2014 |
|---|
| 138, St Leonards Avenue950 m away | 47 m² | 67 m² | +20 m² +43% | 2013 |
|---|
| 42, Locks Hill616 m away | 83 m² | 102 m² | +19 m² +23% | 2026 |
|---|
| 11, Vale Road481 m away | 84 m² | 103 m² | +19 m² +23% | 2025 |
|---|
| 106, Rowan Avenue971 m away | 87 m² | 106 m² | +19 m² +22% | 2024 |
|---|
| 82, Abinger Road696 m away | 59 m² | 78 m² | +19 m² +32% | 2023 |
|---|
| Flat 4, 56, Portland Villas862 m away | 46 m² | 65 m² | +19 m² +41% | 2022 |
|---|
| 37, Eastbrook Road826 m away | 70 m² | 89 m² | +19 m² +27% | 2021 |
|---|
| 192, Manor Hall Road931 m away | 81 m² | 100 m² | +19 m² +23% | 2021 |
|---|
| 6, Abinger Road696 m away | 76 m² | 95 m² | +19 m² +25% | 2018 |
|---|