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 CF72 8AS
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 |
|---|---|---|---|---|
| 8, Ynysbryn Close137 m away | 90 m² | 189 m² | +99 m² +110% | 2015 |
| Llys-Yr-Awel, Erw Hir700 m away | 126 m² | 203 m² | +77 m² +61% | 2024 |
| 9, Heol Johnson583 m away | 83 m² | 136 m² | +53 m² +64% | 2025 |
| 27, Clos Springfield967 m away | 51 m² | 102 m² | +51 m² +100% | 2025 |
| Rosmayna, 55, Lanelay Road900 m away | 126 m² | 176 m² | +50 m² +40% | 2016 |
| 58, Lanelay Road900 m away | 86 m² | 135 m² | +49 m² +57% | 2022 |
| 5, Heol Dyfodwg517 m away | 78 m² | 123 m² | +45 m² +58% | 2020 |
| 13, Maes Cefn Mabley820 m away | 115 m² | 158 m² | +43 m² +37% | 2016 |
| 37, Dan Y Graig Heights173 m away | 153 m² | 195 m² | +42 m² +27% | 2019 |
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.
| 75 m² |
| 115 m² |
| +40 m² +53% |
| 2011 |
| 22, Heol Miles650 m away | 84 m² | 122 m² | +38 m² +45% | 2015 |
|---|
| 13, Danygraig Crescent217 m away | 97 m² | 134 m² | +37 m² +38% | 2025 |
|---|
| Trevethin, Cowbridge Road720 m away | 67 m² | 104 m² | +37 m² +55% | 2022 |
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| 57, Lanelay Road900 m away | 91 m² | 126 m² | +35 m² +38% | 2022 |
|---|
| 39, Maes Cefn Mabley820 m away | 121 m² | 154 m² | +33 m² +27% | 2015 |
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| 10, Cross Inn Road757 m away | 58 m² | 90 m² | +32 m² +55% | 2025 |
|---|
| 16, Talbot Close0 m away | 64 m² | 94 m² | +30 m² +47% | 2024 |
|---|
| 6, Cross Inn Road757 m away | 75 m² | 105 m² | +30 m² +40% | 2021 |
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| 53, High Street573 m away | 94 m² | 123 m² | +29 m² +31% | 2023 |
|---|
| 3, Y Graig208 m away | 92 m² | 121 m² | +29 m² +32% | 2014 |
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| 5, Despenser Avenue611 m away | 105 m² | 133 m² | +28 m² +27% | 2025 |
|---|
| 76, Clos Springfield967 m away | 94 m² | 121 m² | +27 m² +29% | 2016 |
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| 26, Lanelay Road644 m away | 102 m² | 128 m² | +26 m² +25% | 2026 |
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| 5, Westfield Court942 m away | 80 m² | 106 m² | +26 m² +33% | 2026 |
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| 97, Newbridge Road947 m away | 60 m² | 86 m² | +26 m² +43% | 2024 |
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| 7, Newbridge Road697 m away | 84 m² | 110 m² | +26 m² +31% | 2022 |
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| 28, Dunraven Crescent977 m away | 115 m² | 139 m² | +24 m² +21% | 2026 |
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| 81, Newbridge Road947 m away | 85 m² | 105 m² | +20 m² +24% | 2026 |
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| 43, Newbridge Road697 m away | 81 m² | 100 m² | +19 m² +23% | 2023 |
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| 64, Lanelay Road900 m away | 89 m² | 108 m² | +19 m² +21% | 2012 |
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| 3, Heol Miles650 m away | 83 m² | 101 m² | +18 m² +22% | 2026 |
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| 2, Oak Close569 m away | 75 m² | 93 m² | +18 m² +24% | 2023 |
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| 70, Clos Springfield967 m away | 79 m² | 97 m² | +18 m² +23% | 2022 |
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| 8, Greenlands Road843 m away | 84 m² | 102 m² | +18 m² +21% | 2021 |
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| 2, South Drive659 m away | 86 m² | 104 m² | +18 m² +21% | 2013 |
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| 28, Maes Y Rhedyn401 m away | 92 m² | 109 m² | +17 m² +18% | 2024 |
|---|
| 16, Ash Walk500 m away | 58 m² | 75 m² | +17 m² +29% | 2024 |
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| 3, Heol Pen Y Parc579 m away | 81 m² | 97 m² | +16 m² +20% | 2026 |
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| 15, Yr Allt428 m away | 74 m² | 90 m² | +16 m² +22% | 2025 |
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| 19, Clos Leland459 m away | 73 m² | 89 m² | +16 m² +22% | 2025 |
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| 16, Clos Leland459 m away | 85 m² | 101 m² | +16 m² +19% | 2021 |
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| 22, Heol Y Sarn635 m away | 53 m² | 68 m² | +15 m² +28% | 2020 |
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| 14, Cross Inn Road757 m away | 89 m² | 104 m² | +15 m² +17% | 2015 |
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