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 BB12 0TP
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 |
|---|---|---|---|---|
| 2, Quarry Bank Street643 m away | 158 m² | 320 m² | +162 m² +103% | 2016 |
| 20, Arkwright Street722 m away | 108 m² | 270 m² | +162 m² +150% | 2014 |
| 61, Canning Street619 m away | 99 m² | 198 m² | +99 m² +100% | 2014 |
| 3, Quarry Bank Street643 m away | 227 m² | 320 m² | +93 m² +41% | 2016 |
| 63, Canning Street619 m away | 84 m² | 171 m² | +87 m² +104% | 2014 |
| 104, Rectory Road565 m away | 109 m² | 191 m² | +82 m² +75% | 2014 |
| 50, Clive Street847 m away | 84 m² | 164 m² | +80 m² +95% | 2015 |
| 9 - 11, Clive Street847 m away | 81 m² | 155 m² | +74 m² +91% | 2014 |
| 4, The Ridings751 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.
| 51 m² |
| 120 m² |
| +69 m² +135% |
| 2021 |
| 29, Cromwell Street832 m away | 89 m² | 153 m² | +64 m² +72% | 2019 |
|---|
| 27, Ightenhill Park Lane649 m away | 146 m² | 209 m² | +63 m² +43% | 2014 |
|---|
| 22, Whitpark Grove160 m away | 59 m² | 122 m² | +63 m² +107% | 2009 |
|---|
| 239, Padiham Road642 m away | 80 m² | 141 m² | +61 m² +76% | 2023 |
|---|
| 69, Piccadilly Road986 m away | 89 m² | 149 m² | +60 m² +67% | 2016 |
|---|
| 21 - 23, Belford Street842 m away | 69 m² | 129 m² | +60 m² +87% | 2014 |
|---|
| 22, Belford Street842 m away | 57 m² | 116 m² | +59 m² +104% | 2015 |
|---|
| 24, Hargrove Avenue368 m away | 76 m² | 129 m² | +53 m² +70% | 2015 |
|---|
| 21, Adamson Street820 m away | 85 m² | 137 m² | +52 m² +61% | 2013 |
|---|
| 267, Padiham Road642 m away | 102 m² | 152 m² | +50 m² +49% | 2015 |
|---|
| 16, Brunel Street808 m away | 104 m² | 153 m² | +49 m² +47% | 2014 |
|---|
| 32, Ighten Road610 m away | 71 m² | 118 m² | +47 m² +66% | 2020 |
|---|
| 18, Arkwright Street722 m away | 116 m² | 161 m² | +45 m² +39% | 2015 |
|---|
| 34, Merton Street726 m away | 59 m² | 100 m² | +41 m² +69% | 2014 |
|---|
| 8, Merton Street726 m away | 166 m² | 207 m² | +41 m² +25% | 2013 |
|---|
| 40, Elmwood Street935 m away | 62 m² | 101 m² | +39 m² +63% | 2017 |
|---|
| 4, Faraday Street584 m away | 134 m² | 172 m² | +38 m² +28% | 2016 |
|---|
| 343, Padiham Road758 m away | 111 m² | 149 m² | +38 m² +34% | 2016 |
|---|
| 354, Padiham Road907 m away | 139 m² | 177 m² | +38 m² +27% | 2014 |
|---|
| 25, The Chase732 m away | 101 m² | 137 m² | +36 m² +36% | 2026 |
|---|
| 271, Padiham Road642 m away | 89 m² | 125 m² | +36 m² +40% | 2023 |
|---|
| 38, Westgate620 m away | 57 m² | 93 m² | +36 m² +63% | 2022 |
|---|
| 23, Plover Street600 m away | 84 m² | 120 m² | +36 m² +43% | 2016 |
|---|
| 7, Coal Clough Lane861 m away | 77 m² | 113 m² | +36 m² +47% | 2015 |
|---|
| 99, Brougham Street849 m away | 75 m² | 110 m² | +35 m² +47% | 2020 |
|---|
| 39, Accrington Road580 m away | 92 m² | 127 m² | +35 m² +38% | 2016 |
|---|
| 29, Merton Street726 m away | 76 m² | 111 m² | +35 m² +46% | 2014 |
|---|
| 80, Westgate620 m away | 123 m² | 157 m² | +34 m² +28% | 2015 |
|---|
| 78, Piccadilly Road869 m away | 78 m² | 112 m² | +34 m² +44% | 2015 |
|---|
| 56, Westgate620 m away | 25 m² | 59 m² | +34 m² +136% | 2009 |
|---|
| 59, Canning Street619 m away | 93 m² | 126 m² | +33 m² +35% | 2016 |
|---|
| 51, Nairne Street887 m away | 65 m² | 98 m² | +33 m² +51% | 2014 |
|---|
| 22, Clover Crescent626 m away | 160 m² | 192 m² | +32 m² +20% | 2014 |
|---|
| 17, Arkwright Street722 m away | 106 m² | 138 m² | +32 m² +30% | 2014 |
|---|
| 7, Harefield Rise491 m away | 190 m² | 221 m² | +31 m² +16% | 2023 |
|---|
| 54, Athol Street North918 m away | 45 m² | 76 m² | +31 m² +69% | 2020 |
|---|
| 2, The Moorings0 m away | 132 m² | 163 m² | +31 m² +23% | 2016 |
|---|
| 13, Arkwright Street722 m away | 104 m² | 135 m² | +31 m² +30% | 2014 |
|---|
| 92, Burns Street860 m away | 74 m² | 105 m² | +31 m² +42% | 2014 |
|---|
| 2a, Fielden Street869 m away | 86 m² | 117 m² | +31 m² +36% | 2013 |
|---|
| 130, Gannow Lane993 m away | 41 m² | 71 m² | +30 m² +73% | 2020 |
|---|
| 45, The Spinney525 m away | 80 m² | 110 m² | +30 m² +38% | 2014 |
|---|
| 136, Gannow Lane993 m away | 65 m² | 95 m² | +30 m² +46% | 2013 |
|---|
| 12, The Moorings0 m away | 93 m² | 122 m² | +29 m² +31% | 2024 |
|---|
| 95, Gordon Street853 m away | 77 m² | 106 m² | +29 m² +38% | 2021 |
|---|
| 36, Clifton Street426 m away | 114 m² | 143 m² | +29 m² +25% | 2015 |
|---|
| 44, Elmwood Street935 m away | 64 m² | 93 m² | +29 m² +45% | 2015 |
|---|
| 2, Newton Street630 m away | 160 m² | 189 m² | +29 m² +18% | 2014 |
|---|
| 102, Burns Street860 m away | 76 m² | 105 m² | +29 m² +38% | 2014 |
|---|
| 104, Burns Street860 m away | 76 m² | 105 m² | +29 m² +38% | 2014 |
|---|
| 108, Burns Street860 m away | 66 m² | 95 m² | +29 m² +44% | 2014 |
|---|
| 2, Merton Street726 m away | 83 m² | 111 m² | +28 m² +34% | 2014 |
|---|
| 85, Gordon Street853 m away | 84 m² | 112 m² | +28 m² +33% | 2014 |
|---|
| 11, Hunters Drive617 m away | 119 m² | 146 m² | +27 m² +23% | 2015 |
|---|
| 162, Rectory Road543 m away | 107 m² | 134 m² | +27 m² +25% | 2014 |
|---|
| 23, Adamson Street820 m away | 104 m² | 131 m² | +27 m² +26% | 2014 |
|---|
| 3, Marlon Crescent895 m away | 65 m² | 91 m² | +26 m² +40% | 2026 |
|---|
| 18, Trinity Towers, Accrington Road575 m away | 38 m² | 64 m² | +26 m² +68% | 2021 |
|---|
| 110, Rectory Road565 m away | 82 m² | 108 m² | +26 m² +32% | 2015 |
|---|
| 57, Burns Street860 m away | 79 m² | 105 m² | +26 m² +33% | 2014 |
|---|
| 285, Padiham Road642 m away | 95 m² | 121 m² | +26 m² +27% | 2013 |
|---|
| 7, Castle Street650 m away | 56 m² | 82 m² | +26 m² +46% | 2011 |
|---|
| 10, The Spinney525 m away | 106 m² | 131 m² | +25 m² +24% | 2019 |
|---|
| 77, Ighten Road610 m away | 70 m² | 95 m² | +25 m² +36% | 2014 |
|---|
| 11, Clover Crescent626 m away | 150 m² | 175 m² | +25 m² +17% | 2014 |
|---|
| 24, Arkwright Street722 m away | 153 m² | 178 m² | +25 m² +16% | 2014 |
|---|
| 6, Westmorland Street874 m away | 61 m² | 86 m² | +25 m² +41% | 2014 |
|---|
| 17, Oporto Close744 m away | 73 m² | 97 m² | +24 m² +33% | 2024 |
|---|
| 117, Ighten Road879 m away | 136 m² | 160 m² | +24 m² +18% | 2024 |
|---|
| 22, Newton Street630 m away | 85 m² | 109 m² | +24 m² +28% | 2016 |
|---|
| 5, Gill Street459 m away | 80 m² | 104 m² | +24 m² +30% | 2014 |
|---|
| 10, Faraday Street584 m away | 88 m² | 112 m² | +24 m² +27% | 2014 |
|---|
| 20, Clover Crescent626 m away | 149 m² | 173 m² | +24 m² +16% | 2014 |
|---|
| 30, Windsor Street683 m away | 82 m² | 106 m² | +24 m² +29% | 2014 |
|---|
| 26, Coultate Street829 m away | 71 m² | 95 m² | +24 m² +34% | 2014 |
|---|
| 49, Brougham Street849 m away | 84 m² | 108 m² | +24 m² +29% | 2014 |
|---|
| 28, Barry Street920 m away | 87 m² | 111 m² | +24 m² +28% | 2014 |
|---|
| 85, Brougham Street849 m away | 45 m² | 69 m² | +24 m² +53% | 2013 |
|---|
| 51, Elmwood Street935 m away | 52 m² | 75 m² | +23 m² +44% | 2020 |
|---|
| 100, Every Street876 m away | 83 m² | 106 m² | +23 m² +28% | 2015 |
|---|
| 20, Merton Street726 m away | 83 m² | 106 m² | +23 m² +28% | 2014 |
|---|
| 22, Merton Street726 m away | 83 m² | 106 m² | +23 m² +28% | 2014 |
|---|
| 22a, St Johns Road746 m away | 92 m² | 115 m² | +23 m² +25% | 2014 |
|---|
| 15, Sefton Terrace940 m away | 108 m² | 131 m² | +23 m² +21% | 2014 |
|---|
| 370, Padiham Road907 m away | 111 m² | 133 m² | +22 m² +20% | 2025 |
|---|
| 16, Dean Street612 m away | 60 m² | 82 m² | +22 m² +37% | 2023 |
|---|
| 108, Rectory Road565 m away | 78 m² | 100 m² | +22 m² +28% | 2016 |
|---|
| 2, Palace Street878 m away | 85 m² | 107 m² | +22 m² +26% | 2014 |
|---|
| 39, Grant Street917 m away | 76 m² | 98 m² | +22 m² +29% | 2014 |
|---|
| Westgate Mill, Sandygate767 m away | 46 m² | 67 m² | +21 m² +46% | 2026 |
|---|
| 16, Willow Street410 m away | 68 m² | 89 m² | +21 m² +31% | 2015 |
|---|
| 22, Tabor Street557 m away | 78 m² | 99 m² | +21 m² +27% | 2015 |
|---|
| 35, Wren Street961 m away | 74 m² | 95 m² | +21 m² +28% | 2015 |
|---|
| 39, Adamson Street820 m away | 86 m² | 107 m² | +21 m² +24% | 2014 |
|---|
| 50, Nairne Street887 m away | 52 m² | 73 m² | +21 m² +40% | 2014 |
|---|
| 4, Ightenhill Park Lane649 m away | 121 m² | 142 m² | +21 m² +17% | 2011 |
|---|
| 22, Willow Street410 m away | 93 m² | 113 m² | +20 m² +22% | 2021 |
|---|
| 6, Tay Street912 m away | 59 m² | 79 m² | +20 m² +34% | 2021 |
|---|
| 26, Arundel Close239 m away | 62 m² | 82 m² | +20 m² +32% | 2020 |
|---|
| 73, Brougham Street849 m away | 88 m² | 108 m² | +20 m² +23% | 2014 |
|---|
| 2, Beatrice Avenue955 m away | 110 m² | 130 m² | +20 m² +18% | 2014 |
|---|
| 31, Bamburgh Drive195 m away | 69 m² | 89 m² | +20 m² +29% | 2013 |
|---|
| 62, Nairne Street887 m away | 48 m² | 67 m² | +19 m² +40% | 2026 |
|---|
| 249, Padiham Road642 m away | 86 m² | 105 m² | +19 m² +22% | 2024 |
|---|
| 63, Piccadilly Road986 m away | 66 m² | 85 m² | +19 m² +29% | 2024 |
|---|
| 21, Grant Street917 m away | 79 m² | 98 m² | +19 m² +24% | 2020 |
|---|
| 128, Gannow Lane993 m away | 54 m² | 73 m² | +19 m² +35% | 2020 |
|---|
| 42, Piccadilly Road986 m away | 94 m² | 113 m² | +19 m² +20% | 2017 |
|---|
| 22, Whitebull Street720 m away | 57 m² | 76 m² | +19 m² +33% | 2016 |
|---|
| 5, Burdett Street830 m away | 67 m² | 86 m² | +19 m² +28% | 2016 |
|---|
| 19, Pink Street718 m away | 65 m² | 84 m² | +19 m² +29% | 2015 |
|---|
| 18, Merton Street726 m away | 86 m² | 105 m² | +19 m² +22% | 2014 |
|---|
| 24, Lionel Street869 m away | 76 m² | 95 m² | +19 m² +25% | 2014 |
|---|
| 6, The Spinney525 m away | 63 m² | 81 m² | +18 m² +29% | 2023 |
|---|
| 77, Piccadilly Road986 m away | 64 m² | 82 m² | +18 m² +28% | 2021 |
|---|
| 10, Woodbine Road768 m away | 65 m² | 83 m² | +18 m² +28% | 2020 |
|---|
| 9, Carter Street782 m away | 72 m² | 90 m² | +18 m² +25% | 2015 |
|---|
| 6, Wordsworth Street866 m away | 71 m² | 89 m² | +18 m² +25% | 2014 |
|---|
| 16, Castle Street650 m away | 64 m² | 82 m² | +18 m² +28% | 2011 |
|---|
| 34, The Spinney525 m away | 91 m² | 108 m² | +17 m² +19% | 2024 |
|---|
| 47, Piccadilly Road986 m away | 64 m² | 81 m² | +17 m² +27% | 2024 |
|---|
| 108, Westwood Road778 m away | 86 m² | 103 m² | +17 m² +20% | 2022 |
|---|
| 6, Ellis Street867 m away | 67 m² | 84 m² | +17 m² +25% | 2020 |
|---|
| 89, Ighten Road610 m away | 83 m² | 100 m² | +17 m² +20% | 2016 |
|---|
| 14, Harley Street772 m away | 46 m² | 63 m² | +17 m² +37% | 2016 |
|---|
| 9, Adamson Street820 m away | 78 m² | 95 m² | +17 m² +22% | 2015 |
|---|
| 83, Brougham Street849 m away | 80 m² | 97 m² | +17 m² +21% | 2015 |
|---|
| 1, Wellfield Drive713 m away | 61 m² | 78 m² | +17 m² +28% | 2014 |
|---|
| 24, St Johns Road746 m away | 75 m² | 92 m² | +17 m² +23% | 2014 |
|---|
| 87, Piccadilly Road869 m away | 80 m² | 97 m² | +17 m² +21% | 2014 |
|---|
| 12, Howard Street870 m away | 47 m² | 64 m² | +17 m² +36% | 2011 |
|---|
| 6, Longton Road427 m away | 84 m² | 100 m² | +16 m² +19% | 2026 |
|---|
| 25, Bramley Avenue726 m away | 57 m² | 73 m² | +16 m² +28% | 2022 |
|---|
| 13, Wren Street937 m away | 62 m² | 78 m² | +16 m² +26% | 2019 |
|---|
| 12, Clive Street847 m away | 79 m² | 95 m² | +16 m² +20% | 2016 |
|---|
| 28, Woodbine Road904 m away | 81 m² | 97 m² | +16 m² +20% | 2016 |
|---|
| 38, Elmwood Street935 m away | 53 m² | 69 m² | +16 m² +30% | 2016 |
|---|
| 3, Hubie Street644 m away | 77 m² | 93 m² | +16 m² +21% | 2015 |
|---|
| 17, Windsor Street683 m away | 58 m² | 74 m² | +16 m² +28% | 2014 |
|---|
| 40, Athol Street North918 m away | 75 m² | 91 m² | +16 m² +21% | 2014 |
|---|
| 5, Buccleuch Street934 m away | 64 m² | 80 m² | +16 m² +25% | 2011 |
|---|
| 30, Bramley Avenue726 m away | 80 m² | 95 m² | +15 m² +19% | 2026 |
|---|
| 2a, Longton Road427 m away | 100 m² | 115 m² | +15 m² +15% | 2021 |
|---|
| 6, Herschel Avenue880 m away | 99 m² | 114 m² | +15 m² +15% | 2021 |
|---|
| 15, Woodbine Road768 m away | 59 m² | 74 m² | +15 m² +25% | 2020 |
|---|
| 93, Gannow Lane993 m away | 56 m² | 71 m² | +15 m² +27% | 2020 |
|---|
| 28, Shale Street497 m away | 70 m² | 85 m² | +15 m² +21% | 2019 |
|---|
| 55, Gordon Street853 m away | 84 m² | 99 m² | +15 m² +18% | 2016 |
|---|
| 27, Coniston Street926 m away | 94 m² | 109 m² | +15 m² +16% | 2016 |
|---|
| 1, Claremont Street582 m away | 83 m² | 98 m² | +15 m² +18% | 2014 |
|---|