Finding extended homes…
These only choose where you start. Every page and every lens is still one tap away.
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 SA15 1TU
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 |
|---|---|---|---|---|
| 56, Wern Road412 m away | 59 m² | 146 m² | +87 m² +147% | 2014 |
| 20, Goring Road633 m away | 87 m² | 172 m² | +85 m² +98% | 2026 |
| 12, Caswell Street759 m away | 88 m² | 167 m² | +79 m² +90% | 2013 |
| 26, Grant Street950 m away | 77 m² | 153 m² | +76 m² +99% | 2013 |
| 4, Clos Yr Ysgol831 m away | 106 m² | 181 m² | +75 m² +71% | 2023 |
| 32, Swansea Road686 m away | 64 m² | 137 m² | +73 m² +114% | 2013 |
| 2, Copperworks Road716 m away | 174 m² | 245 m² | +71 m² +41% | 2024 |
| 25, Dillwyn Street513 m away | 68 m² | 138 m² | +70 m² +103% | 2024 |
| 29, Nevill Street491 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.
| 190 m² |
| +60 m² +46% |
| 2024 |
| 19, Waterloo Street230 m away | 89 m² | 145 m² | +56 m² +63% | 2025 |
|---|
| 4, Woodend Road873 m away | 83 m² | 138 m² | +55 m² +66% | 2014 |
|---|
| 3, Corporation Avenue965 m away | 98 m² | 148 m² | +50 m² +51% | 2021 |
|---|
| 36, Station Road207 m away | 39 m² | 87 m² | +48 m² +123% | 2020 |
|---|
| 7, Evans Terrace960 m away | 68 m² | 116 m² | +48 m² +71% | 2015 |
|---|
| 2, Bryn Place720 m away | 62 m² | 107 m² | +45 m² +73% | 2023 |
|---|
| 16, Spowart Avenue969 m away | 149 m² | 193 m² | +44 m² +30% | 2024 |
|---|
| 2, Woodend Road873 m away | 110 m² | 152 m² | +42 m² +38% | 2024 |
|---|
| 11, Richard Street64 m away | 82 m² | 124 m² | +42 m² +51% | 2023 |
|---|
| 20, Glanmor Road665 m away | 80 m² | 122 m² | +42 m² +53% | 2016 |
|---|
| 30, Swansea Road686 m away | 180 m² | 222 m² | +42 m² +23% | 2016 |
|---|
| 6, Bryn Road684 m away | 87 m² | 129 m² | +42 m² +48% | 2015 |
|---|
| 46, Gilbert Road772 m away | 102 m² | 143 m² | +41 m² +40% | 2016 |
|---|
| 7, Marine Street811 m away | 158 m² | 198 m² | +40 m² +25% | 2026 |
|---|
| 7, Cysgod Y Llan741 m away | 259 m² | 299 m² | +40 m² +15% | 2011 |
|---|
| 22, Raby Street825 m away | 88 m² | 127 m² | +39 m² +44% | 2015 |
|---|
| 80, Bryn Road684 m away | 81 m² | 120 m² | +39 m² +48% | 2012 |
|---|
| 32, Alban Road811 m away | 73 m² | 111 m² | +38 m² +52% | 2019 |
|---|
| 67, Dillwyn Street513 m away | 91 m² | 129 m² | +38 m² +42% | 2014 |
|---|
| 58, Upper Robinson Street358 m away | 83 m² | 120 m² | +37 m² +45% | 2014 |
|---|
| 9, Nathan Street794 m away | 61 m² | 98 m² | +37 m² +61% | 2013 |
|---|
| 9, Rice Street588 m away | 85 m² | 121 m² | +36 m² +42% | 2025 |
|---|
| 18, New Road685 m away | 108 m² | 144 m² | +36 m² +33% | 2025 |
|---|
| 3, Arthur Street114 m away | 76 m² | 112 m² | +36 m² +47% | 2021 |
|---|
| 26, Upper Robinson Street200 m away | 102 m² | 138 m² | +36 m² +35% | 2014 |
|---|
| 3, Elizabeth Street206 m away | 67 m² | 102 m² | +35 m² +52% | 2018 |
|---|
| 1, Westview Terrace311 m away | 96 m² | 131 m² | +35 m² +36% | 2014 |
|---|
| 2, Catherine Street910 m away | 72 m² | 106 m² | +34 m² +47% | 2021 |
|---|
| 20, King Georges Avenue703 m away | 105 m² | 139 m² | +34 m² +32% | 2013 |
|---|
| 3, Coronation Road595 m away | 98 m² | 131 m² | +33 m² +34% | 2011 |
|---|
| 7, Waterloo Street230 m away | 78 m² | 110 m² | +32 m² +41% | 2024 |
|---|
| 85, Llewellyn Street564 m away | 68 m² | 100 m² | +32 m² +47% | 2023 |
|---|
| 36, Thomas Street575 m away | 44 m² | 76 m² | +32 m² +73% | 2022 |
|---|
| 7, Brynhyfryd918 m away | 83 m² | 115 m² | +32 m² +39% | 2016 |
|---|
| 21, Greenway Street753 m away | 101 m² | 133 m² | +32 m² +32% | 2015 |
|---|
| 61, Glenalla Road809 m away | 107 m² | 139 m² | +32 m² +30% | 2015 |
|---|
| 62, Firth Road899 m away | 69 m² | 101 m² | +32 m² +46% | 2013 |
|---|
| 7a, New Dock Road829 m away | 106 m² | 137 m² | +31 m² +29% | 2021 |
|---|
| 5, Cwrt Elusendy414 m away | 61 m² | 92 m² | +31 m² +51% | 2015 |
|---|
| 6, Alban Road811 m away | 105 m² | 136 m² | +31 m² +30% | 2015 |
|---|
| 2, Marble Hall Road563 m away | 72 m² | 102 m² | +30 m² +42% | 2024 |
|---|
| 39, High Street561 m away | 59 m² | 89 m² | +30 m² +51% | 2023 |
|---|
| 20, Spowart Avenue969 m away | 167 m² | 197 m² | +30 m² +18% | 2023 |
|---|
| 41, New Road791 m away | 192 m² | 221 m² | +29 m² +15% | 2025 |
|---|
| 1, Rice Street588 m away | 101 m² | 130 m² | +29 m² +29% | 2019 |
|---|
| 4, Ralph Terrace462 m away | 88 m² | 117 m² | +29 m² +33% | 2013 |
|---|
| 88, Mansel Street564 m away | 38 m² | 66 m² | +28 m² +74% | 2019 |
|---|
| 18, Swansea Road686 m away | 58 m² | 86 m² | +28 m² +48% | 2016 |
|---|
| 5, King Georges Avenue703 m away | 139 m² | 167 m² | +28 m² +20% | 2014 |
|---|
| 33, Catherine Street892 m away | 69 m² | 97 m² | +28 m² +41% | 2014 |
|---|
| 50, Caroline Street978 m away | 66 m² | 94 m² | +28 m² +42% | 2014 |
|---|
| 3, Union Buildings947 m away | 52 m² | 80 m² | +28 m² +54% | 2012 |
|---|
| 13, Ralph Street0 m away | 74 m² | 101 m² | +27 m² +36% | 2021 |
|---|
| 8, Inkerman Street98 m away | 50 m² | 77 m² | +27 m² +54% | 2016 |
|---|
| 29, Upper William Street498 m away | 100 m² | 127 m² | +27 m² +27% | 2016 |
|---|
| 11, Raby Street825 m away | 77 m² | 104 m² | +27 m² +35% | 2015 |
|---|
| 5, Prendergast Street332 m away | 108 m² | 134 m² | +26 m² +24% | 2025 |
|---|
| 30, College Hill651 m away | 98 m² | 124 m² | +26 m² +27% | 2025 |
|---|
| 11, Wern Road395 m away | 78 m² | 104 m² | +26 m² +33% | 2015 |
|---|
| 2, Marsh Street486 m away | 102 m² | 128 m² | +26 m² +25% | 2014 |
|---|
| 56, Nevill Street491 m away | 89 m² | 115 m² | +26 m² +29% | 2014 |
|---|
| The Mews, 41, Old Road895 m away | 58 m² | 84 m² | +26 m² +45% | 2014 |
|---|
| 48, Derwent Street923 m away | 60 m² | 86 m² | +26 m² +43% | 2011 |
|---|
| 48, Brynmor Road496 m away | 110 m² | 136 m² | +26 m² +24% | 2009 |
|---|
| 20, Railway Place757 m away | 77 m² | 102 m² | +25 m² +32% | 2024 |
|---|
| 10, Marble Hall Road563 m away | 51 m² | 76 m² | +25 m² +49% | 2023 |
|---|
| 36, Elizabeth Street206 m away | 86 m² | 111 m² | +25 m² +29% | 2021 |
|---|
| 30, Cedric Street602 m away | 89 m² | 114 m² | +25 m² +28% | 2019 |
|---|
| 6, Copperworks Road716 m away | 94 m² | 119 m² | +25 m² +27% | 2017 |
|---|
| 97, James Street812 m away | 102 m² | 127 m² | +25 m² +25% | 2015 |
|---|
| 89, Queen Victoria Road445 m away | 57 m² | 82 m² | +25 m² +44% | 2011 |
|---|
| 10, West End608 m away | 112 m² | 136 m² | +24 m² +21% | 2021 |
|---|
| 79, Swansea Road871 m away | 80 m² | 104 m² | +24 m² +30% | 2021 |
|---|
| 18, Richard Street64 m away | 85 m² | 109 m² | +24 m² +28% | 2020 |
|---|
| 1, Christopher Street523 m away | 121 m² | 145 m² | +24 m² +20% | 2019 |
|---|
| 44, Spowart Avenue969 m away | 128 m² | 152 m² | +24 m² +19% | 2014 |
|---|
| 18, Trinity Road851 m away | 109 m² | 132 m² | +23 m² +21% | 2026 |
|---|
| 22, Paddock Street343 m away | 84 m² | 107 m² | +23 m² +27% | 2025 |
|---|
| 11, Walters Road483 m away | 29 m² | 52 m² | +23 m² +79% | 2023 |
|---|
| 3, Highfield Terrace612 m away | 96 m² | 119 m² | +23 m² +24% | 2019 |
|---|
| 65, High Street561 m away | 87 m² | 110 m² | +23 m² +26% | 2015 |
|---|
| 67, Queen Victoria Road445 m away | 116 m² | 139 m² | +23 m² +20% | 2013 |
|---|
| 4, Heol Elli806 m away | 87 m² | 110 m² | +23 m² +26% | 2013 |
|---|
| 14, Clos Yr Ysgol831 m away | 71 m² | 93 m² | +22 m² +31% | 2026 |
|---|
| 17, Railway Terrace548 m away | 59 m² | 81 m² | +22 m² +37% | 2023 |
|---|
| 1, Arthur Street114 m away | 93 m² | 115 m² | +22 m² +24% | 2021 |
|---|
| 106, James Street953 m away | 50 m² | 72 m² | +22 m² +44% | 2021 |
|---|
| 47, Princess Street513 m away | 93 m² | 115 m² | +22 m² +24% | 2020 |
|---|
| 24, Ann Street264 m away | 82 m² | 104 m² | +22 m² +27% | 2019 |
|---|
| 9, Marsh Street486 m away | 94 m² | 116 m² | +22 m² +23% | 2016 |
|---|
| 93, Felinfoel Road895 m away | 102 m² | 124 m² | +22 m² +22% | 2016 |
|---|
| 99, Station Road542 m away | 53 m² | 75 m² | +22 m² +42% | 2015 |
|---|
| 5, George Street713 m away | 56 m² | 78 m² | +22 m² +39% | 2015 |
|---|
| 68, Albert Street628 m away | 102 m² | 124 m² | +22 m² +22% | 2011 |
|---|
| 50, Railway Terrace548 m away | 26 m² | 47 m² | +21 m² +81% | 2026 |
|---|
| 40, Elizabeth Street206 m away | 84 m² | 105 m² | +21 m² +25% | 2024 |
|---|
| 5, New Road791 m away | 139 m² | 160 m² | +21 m² +15% | 2024 |
|---|
| 6, Hick Street416 m away | 106 m² | 127 m² | +21 m² +20% | 2014 |
|---|
| 42, Andrew Street698 m away | 66 m² | 87 m² | +21 m² +32% | 2013 |
|---|
| 38, Swansea Road686 m away | 73 m² | 94 m² | +21 m² +29% | 2010 |
|---|
| 22, Felinfoel Road796 m away | 70 m² | 90 m² | +20 m² +29% | 2025 |
|---|
| 78, James Street812 m away | 92 m² | 112 m² | +20 m² +22% | 2025 |
|---|
| 7, Lower Cross Road972 m away | 75 m² | 95 m² | +20 m² +27% | 2020 |
|---|
| 4, Lakefield Road286 m away | 69 m² | 89 m² | +20 m² +29% | 2015 |
|---|
| 22, Glanmor Terrace479 m away | 62 m² | 82 m² | +20 m² +32% | 2015 |
|---|
| 46, New Dock Road794 m away | 76 m² | 96 m² | +20 m² +26% | 2013 |
|---|
| 67, Princess Street513 m away | 114 m² | 133 m² | +19 m² +17% | 2026 |
|---|
| 2, Rice Street588 m away | 79 m² | 98 m² | +19 m² +24% | 2023 |
|---|
| 16, Trinity Road851 m away | 109 m² | 128 m² | +19 m² +17% | 2020 |
|---|
| 73, Llewellyn Street564 m away | 79 m² | 98 m² | +19 m² +24% | 2016 |
|---|
| 23, Russell Street657 m away | 79 m² | 98 m² | +19 m² +24% | 2015 |
|---|
| 50, Marble Hall Road563 m away | 71 m² | 90 m² | +19 m² +27% | 2014 |
|---|
| 10, Parkview Terrace805 m away | 94 m² | 113 m² | +19 m² +20% | 2014 |
|---|
| 1, George Street713 m away | 95 m² | 114 m² | +19 m² +20% | 2013 |
|---|
| 63, Glenalla Road809 m away | 90 m² | 108 m² | +18 m² +20% | 2026 |
|---|
| 47, Coronation Road595 m away | 74 m² | 92 m² | +18 m² +24% | 2023 |
|---|
| 16, Clos Yr Ysgol831 m away | 106 m² | 124 m² | +18 m² +17% | 2023 |
|---|
| 2, George Street713 m away | 119 m² | 137 m² | +18 m² +15% | 2022 |
|---|
| 36, Bigyn Road480 m away | 93 m² | 111 m² | +18 m² +19% | 2015 |
|---|
| 30, Waterloo Street230 m away | 75 m² | 93 m² | +18 m² +24% | 2014 |
|---|
| 52, Dillwyn Street510 m away | 63 m² | 81 m² | +18 m² +29% | 2014 |
|---|
| 2, Arthur Street114 m away | 109 m² | 126 m² | +17 m² +16% | 2026 |
|---|
| 28, Prospect Place686 m away | 72 m² | 89 m² | +17 m² +24% | 2026 |
|---|
| 34, Gilbert Crescent747 m away | 66 m² | 83 m² | +17 m² +26% | 2026 |
|---|
| 11a, New Road791 m away | 91 m² | 108 m² | +17 m² +19% | 2025 |
|---|
| 19, Pencae Terrace987 m away | 82 m² | 99 m² | +17 m² +21% | 2023 |
|---|
| 60, Trinity Road851 m away | 77 m² | 94 m² | +17 m² +22% | 2022 |
|---|
| 2, Amos Street531 m away | 100 m² | 117 m² | +17 m² +17% | 2016 |
|---|
| 34, Marble Hall Road563 m away | 78 m² | 95 m² | +17 m² +22% | 2016 |
|---|
| 6, Rice Street588 m away | 81 m² | 98 m² | +17 m² +21% | 2016 |
|---|
| 36, Stafford Street953 m away | 111 m² | 128 m² | +17 m² +15% | 2016 |
|---|
| Loft 19, Pugh Buildings, Cowell Street239 m away | 35 m² | 52 m² | +17 m² +49% | 2015 |
|---|
| 73, Felinfoel Road895 m away | 85 m² | 102 m² | +17 m² +20% | 2015 |
|---|
| 69, Princess Street513 m away | 103 m² | 120 m² | +17 m² +17% | 2014 |
|---|
| 44, Gilbert Crescent747 m away | 112 m² | 129 m² | +17 m² +15% | 2014 |
|---|
| 59, Tyisha Road633 m away | 92 m² | 108 m² | +16 m² +17% | 2025 |
|---|
| 8, Ann Street264 m away | 72 m² | 88 m² | +16 m² +22% | 2024 |
|---|
| 27, Brynmor Road525 m away | 85 m² | 101 m² | +16 m² +19% | 2024 |
|---|
| 10, Pottery Place359 m away | 69 m² | 85 m² | +16 m² +23% | 2021 |
|---|
| 3 - 5, Goring Road672 m away | 30 m² | 46 m² | +16 m² +53% | 2020 |
|---|
| 17, Old Castle Road332 m away | 92 m² | 108 m² | +16 m² +17% | 2018 |
|---|
| 5, Robinson Street42 m away | 73 m² | 89 m² | +16 m² +22% | 2015 |
|---|
| 3, Great Western Crescent561 m away | 71 m² | 87 m² | +16 m² +23% | 2014 |
|---|
| 57, Robinson Street112 m away | 77 m² | 93 m² | +16 m² +21% | 2013 |
|---|
| 19, Mansel Street414 m away | 74 m² | 89 m² | +15 m² +20% | 2026 |
|---|
| 14, Andrew Street698 m away | 81 m² | 96 m² | +15 m² +19% | 2025 |
|---|
| 61, Wern Road395 m away | 52 m² | 67 m² | +15 m² +29% | 2023 |
|---|
| Flat 1, Marshfield House, 92, Station Road507 m away | 52 m² | 67 m² | +15 m² +29% | 2023 |
|---|
| 10, Hick Street416 m away | 74 m² | 89 m² | +15 m² +20% | 2022 |
|---|
| 28, Nelson Terrace679 m away | 47 m² | 62 m² | +15 m² +32% | 2018 |
|---|
| 41, Old Castle Road332 m away | 74 m² | 89 m² | +15 m² +20% | 2013 |
|---|
| 22, Bigyn Road363 m away | 100 m² | 115 m² | +15 m² +15% | 2013 |
|---|