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 BL0 9NY
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 |
|---|---|---|---|---|
| 250, Bolton Road West735 m away | 85 m² | 212 m² | +127 m² +149% | 2022 |
| 234, Whittingham Drive0 m away | 127 m² | 245 m² | +118 m² +93% | 2022 |
| 8, Ripon Hall Avenue373 m away | 140 m² | 226 m² | +86 m² +61% | 2025 |
| 4, Brookside Close886 m away | 110 m² | 195 m² | +85 m² +77% | 2020 |
| 10, Caldy Drive882 m away | 99 m² | 177 m² | +78 m² +79% | 2023 |
| 5, Haigh Hall Close206 m away | 101 m² | 168 m² | +67 m² +66% | 2023 |
| 109, Bolton Road West594 m away | 136 m² | 199 m² | +63 m² +46% | 2023 |
| 11, Wildwood Close813 m away | 92 m² | 150 m² | +58 m² +63% | 2022 |
| 9, Crag Avenue931 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.
| 80 m² |
| 137 m² |
| +57 m² +71% |
| 2019 |
| 49, Queen Street872 m away | 63 m² | 114 m² | +51 m² +81% | 2022 |
|---|
| 3, Baker Street469 m away | 151 m² | 199 m² | +48 m² +32% | 2025 |
|---|
| 189, Whittingham Drive0 m away | 96 m² | 143 m² | +47 m² +49% | 2020 |
|---|
| 183, Bolton Street764 m away | 169 m² | 211 m² | +42 m² +25% | 2018 |
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| 16, Lilburn Close357 m away | 47 m² | 89 m² | +42 m² +89% | 2016 |
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| 5, Garnett Street795 m away | 56 m² | 96 m² | +40 m² +71% | 2018 |
|---|
| 1, Winifred Street627 m away | 93 m² | 132 m² | +39 m² +42% | 2024 |
|---|
| 7, Cleveland Close387 m away | 110 m² | 149 m² | +39 m² +35% | 2015 |
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| 50, The Spinnings, Waterside Road691 m away | 79 m² | 116 m² | +37 m² +47% | 2023 |
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| 150, Summerseat Lane965 m away | 112 m² | 147 m² | +35 m² +31% | 2017 |
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| 7, Henwick Hall Avenue85 m away | 118 m² | 152 m² | +34 m² +29% | 2012 |
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| 87, Bolton Road West594 m away | 89 m² | 122 m² | +33 m² +37% | 2021 |
|---|
| 43, Queens Place933 m away | 108 m² | 141 m² | +33 m² +31% | 2015 |
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| 24, The Spinnings, Waterside Road691 m away | 39 m² | 71 m² | +32 m² +82% | 2021 |
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| 44, Woodhey Road885 m away | 188 m² | 220 m² | +32 m² +17% | 2017 |
|---|
| 1, Verna Street950 m away | 144 m² | 175 m² | +31 m² +22% | 2026 |
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| 178, Bolton Road West664 m away | 84 m² | 115 m² | +31 m² +37% | 2018 |
|---|
| 14, Raylees234 m away | 86 m² | 116 m² | +30 m² +35% | 2021 |
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| 5, Pinewood Crescent874 m away | 92 m² | 122 m² | +30 m² +33% | 2014 |
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| 1, Chiltern Road144 m away | 70 m² | 99 m² | +29 m² +41% | 2023 |
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| 49, Lancaster Avenue634 m away | 83 m² | 112 m² | +29 m² +35% | 2017 |
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| 27, Marlborough Close290 m away | 137 m² | 165 m² | +28 m² +20% | 2025 |
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| 68, Bolton Road West645 m away | 69 m² | 97 m² | +28 m² +41% | 2024 |
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| 17, Tagg Wood View791 m away | 83 m² | 111 m² | +28 m² +34% | 2024 |
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| 180, Whittingham Drive0 m away | 73 m² | 101 m² | +28 m² +38% | 2023 |
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| 9, The Spinnings, Waterside Road691 m away | 87 m² | 115 m² | +28 m² +32% | 2023 |
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| 38, Stanley Street844 m away | 76 m² | 103 m² | +27 m² +36% | 2022 |
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| 255, Whittingham Drive0 m away | 84 m² | 111 m² | +27 m² +32% | 2014 |
|---|
| 7, Miller Street777 m away | 77 m² | 103 m² | +26 m² +34% | 2019 |
|---|
| 18, Cleveland Close387 m away | 106 m² | 131 m² | +25 m² +24% | 2020 |
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| 2, Marlborough Close290 m away | 93 m² | 118 m² | +25 m² +27% | 2015 |
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| 6, Lansdowne Close446 m away | 89 m² | 114 m² | +25 m² +28% | 2012 |
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| 3, Cunliffe Avenue653 m away | 67 m² | 91 m² | +24 m² +36% | 2024 |
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| 172, Bolton Street875 m away | 86 m² | 110 m² | +24 m² +28% | 2019 |
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| 9, Holly Street567 m away | 68 m² | 91 m² | +23 m² +34% | 2025 |
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| 58, Stanley Street844 m away | 78 m² | 101 m² | +23 m² +29% | 2025 |
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| 58, Nuttall Lane566 m away | 68 m² | 91 m² | +23 m² +34% | 2023 |
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| 14, Hazel Street618 m away | 71 m² | 94 m² | +23 m² +32% | 2023 |
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| 23, The Spinnings, Waterside Road691 m away | 98 m² | 121 m² | +23 m² +23% | 2015 |
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| 62, The Spinnings, Waterside Road691 m away | 69 m² | 91 m² | +22 m² +32% | 2023 |
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| 5, The Spinnings, Waterside Road691 m away | 52 m² | 74 m² | +22 m² +42% | 2023 |
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| 81, Bolton Road West594 m away | 94 m² | 116 m² | +22 m² +23% | 2021 |
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| 48, Dundee Lane800 m away | 76 m² | 98 m² | +22 m² +29% | 2021 |
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| 33, Dundee Lane800 m away | 108 m² | 130 m² | +22 m² +20% | 2018 |
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| 350, Bolton Road West936 m away | 66 m² | 88 m² | +22 m² +33% | 2017 |
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| 3, Beechacre974 m away | 141 m² | 163 m² | +22 m² +16% | 2015 |
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| 5, Verna Street950 m away | 77 m² | 98 m² | +21 m² +27% | 2022 |
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| 53, Lancaster Avenue634 m away | 108 m² | 129 m² | +21 m² +19% | 2017 |
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| 13, Carrwood Hey912 m away | 106 m² | 127 m² | +21 m² +20% | 2016 |
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| 36, Carrwood Hey912 m away | 81 m² | 101 m² | +20 m² +25% | 2026 |
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| 43, Ripon Hall Avenue373 m away | 126 m² | 145 m² | +19 m² +15% | 2024 |
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| 11, Hillside Road762 m away | 70 m² | 89 m² | +19 m² +27% | 2021 |
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| 1, Lumb Carr Avenue941 m away | 71 m² | 90 m² | +19 m² +27% | 2021 |
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| 31, The Spinnings, Waterside Road691 m away | 35 m² | 53 m² | +18 m² +51% | 2026 |
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| 37, George Road698 m away | 70 m² | 88 m² | +18 m² +26% | 2025 |
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| 37, Queens Place933 m away | 102 m² | 120 m² | +18 m² +18% | 2022 |
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| 2, East View590 m away | 80 m² | 98 m² | +18 m² +23% | 2017 |
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| 35, Garnett Street954 m away | 82 m² | 100 m² | +18 m² +22% | 2014 |
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| 25, Alfred Street659 m away | 69 m² | 87 m² | +18 m² +26% | 2012 |
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| 15, Alfred Street659 m away | 63 m² | 80 m² | +17 m² +27% | 2025 |
|---|
| 39, Falstone Avenue351 m away | 94 m² | 111 m² | +17 m² +18% | 2017 |
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| 49, Marlborough Close290 m away | 107 m² | 124 m² | +17 m² +16% | 2016 |
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| 18, The Spinnings, Waterside Road691 m away | 41 m² | 56 m² | +15 m² +37% | 2019 |
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| 14, Wildwood Close813 m away | 76 m² | 91 m² | +15 m² +20% | 2014 |
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