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 CF14 5AZ
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 |
|---|---|---|---|---|
| 42, Fidlas Road971 m away | 119 m² | 272 m² | +153 m² +129% | 2021 |
| 10, Towy Road892 m away | 126 m² | 238 m² | +112 m² +89% | 2020 |
| 17, South Rise733 m away | 96 m² | 189 m² | +93 m² +97% | 2013 |
| 2, The Close364 m away | 79 m² | 160 m² | +81 m² +103% | 2023 |
| 3, West Rise657 m away | 110 m² | 183 m² | +73 m² +66% | 2026 |
| 97, Everest Avenue546 m away | 107 m² | 179 m² | +72 m² +67% | 2023 |
| 25, Copperfield Drive731 m away | 116 m² | 188 m² | +72 m² +62% | 2019 |
| 16, South Rise755 m away | 96 m² | 166 m² | +70 m² +73% | 2025 |
| 60, Tatham Road845 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.
| 136 m² |
| +70 m² +106% |
| 2021 |
| 30, The Rise729 m away | 97 m² | 166 m² | +69 m² +71% | 2026 |
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| 1a, Mill Road746 m away | 209 m² | 277 m² | +68 m² +33% | 2026 |
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| 183, Fishguard Road757 m away | 65 m² | 130 m² | +65 m² +100% | 2016 |
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| 59, Everest Avenue540 m away | 102 m² | 166 m² | +64 m² +63% | 2025 |
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| 16, The Rise729 m away | 151 m² | 213 m² | +62 m² +41% | 2025 |
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| 14, Mostyn Square874 m away | 41 m² | 101 m² | +60 m² +146% | 2018 |
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| 6, Mostyn Square874 m away | 41 m² | 100 m² | +59 m² +144% | 2014 |
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| 64, South Rise955 m away | 115 m² | 170 m² | +55 m² +48% | 2013 |
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| 64, Tatham Road845 m away | 66 m² | 120 m² | +54 m² +82% | 2020 |
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| 18, Heol Hir126 m away | 142 m² | 194 m² | +52 m² +37% | 2026 |
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| 58, Tatham Road845 m away | 66 m² | 118 m² | +52 m² +79% | 2019 |
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| 56, Tatham Road845 m away | 66 m² | 118 m² | +52 m² +79% | 2010 |
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| Blair Athol, Lisvane Road940 m away | 298 m² | 349 m² | +51 m² +17% | 2021 |
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| 12, Ewenny Road878 m away | 106 m² | 156 m² | +50 m² +47% | 2024 |
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| 6, West Rise657 m away | 111 m² | 159 m² | +48 m² +43% | 2025 |
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| 3, St Dogmaels Avenue562 m away | 80 m² | 128 m² | +48 m² +60% | 2014 |
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| 75, Everest Avenue546 m away | 103 m² | 146 m² | +43 m² +42% | 2025 |
|---|
| 39, South Rise733 m away | 171 m² | 214 m² | +43 m² +25% | 2022 |
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| 10, Bardsey Crescent786 m away | 44 m² | 85 m² | +41 m² +93% | 2022 |
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| 4, Gilwern Place555 m away | 81 m² | 122 m² | +41 m² +51% | 2014 |
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| 137, Fishguard Road878 m away | 86 m² | 126 m² | +40 m² +47% | 2025 |
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| 70, Heol Hir364 m away | 101 m² | 141 m² | +40 m² +40% | 2022 |
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| 17, Everest Avenue508 m away | 110 m² | 149 m² | +39 m² +35% | 2024 |
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| 16, Usk Road829 m away | 97 m² | 136 m² | +39 m² +40% | 2023 |
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| 18, East Rise814 m away | 148 m² | 186 m² | +38 m² +26% | 2025 |
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| 59, Thornhill Road947 m away | 136 m² | 173 m² | +37 m² +27% | 2026 |
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| 27, St Dogmaels Avenue562 m away | 61 m² | 95 m² | +34 m² +56% | 2024 |
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| 123, Watkins Square963 m away | 116 m² | 150 m² | +34 m² +29% | 2022 |
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| 64, Whitebarn Road777 m away | 72 m² | 105 m² | +33 m² +46% | 2015 |
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| 7, Heol Gwyndaf702 m away | 83 m² | 115 m² | +32 m² +39% | 2026 |
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| 41, Fidlas Road959 m away | 106 m² | 138 m² | +32 m² +30% | 2017 |
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| 3, Millrace Close988 m away | 127 m² | 158 m² | +31 m² +24% | 2023 |
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| 58, Ashbourn Way750 m away | 59 m² | 89 m² | +30 m² +51% | 2018 |
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| 102, Fidlas Road789 m away | 130 m² | 159 m² | +29 m² +22% | 2026 |
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| 8, Mill Close893 m away | 138 m² | 167 m² | +29 m² +21% | 2025 |
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| 22, Redwood Court460 m away | 81 m² | 110 m² | +29 m² +36% | 2023 |
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| 13, Kimberley Terrace215 m away | 97 m² | 126 m² | +29 m² +30% | 2021 |
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| 43, Templeton Avenue848 m away | 94 m² | 123 m² | +29 m² +31% | 2019 |
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| 31, Newborough Avenue154 m away | 65 m² | 94 m² | +29 m² +45% | 2013 |
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| Rosapenna Cottage, Lisvane Road873 m away | 156 m² | 183 m² | +27 m² +17% | 2023 |
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| 27, Heol Peredur959 m away | 117 m² | 143 m² | +26 m² +22% | 2026 |
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| 13, North Rise843 m away | 130 m² | 155 m² | +25 m² +19% | 2026 |
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| 63, Heol Hir129 m away | 88 m² | 113 m² | +25 m² +28% | 2023 |
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| 9, Elan Road804 m away | 87 m² | 112 m² | +25 m² +29% | 2023 |
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| Flat 5, 20, Heol Hir126 m away | 152 m² | 177 m² | +25 m² +16% | 2010 |
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| 73, Morris Avenue819 m away | 102 m² | 125 m² | +23 m² +23% | 2026 |
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| 74, Fidlas Avenue978 m away | 109 m² | 132 m² | +23 m² +21% | 2022 |
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| 60, Heol Hir126 m away | 93 m² | 116 m² | +23 m² +25% | 2020 |
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| 20, Llangranog Road658 m away | 34 m² | 57 m² | +23 m² +68% | 2015 |
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| 13, Llangefni Place360 m away | 96 m² | 118 m² | +22 m² +23% | 2024 |
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| 97, Heol Hir499 m away | 86 m² | 108 m² | +22 m² +26% | 2016 |
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| 2, Apollo Close866 m away | 84 m² | 106 m² | +22 m² +26% | 2014 |
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| 86, Fidlas Avenue978 m away | 114 m² | 135 m² | +21 m² +18% | 2025 |
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| 21, Whitebarn Road751 m away | 104 m² | 125 m² | +21 m² +20% | 2024 |
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| 34, Garrick Drive829 m away | 56 m² | 77 m² | +21 m² +38% | 2024 |
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| 47, Heol Hir129 m away | 95 m² | 115 m² | +20 m² +21% | 2025 |
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| 18, Tintagel Close859 m away | 44 m² | 64 m² | +20 m² +45% | 2021 |
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| 52, Lyric Way694 m away | 55 m² | 74 m² | +19 m² +35% | 2026 |
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| 9, Whitebarn Road751 m away | 93 m² | 112 m² | +19 m² +20% | 2015 |
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| 34, Heol Hendre965 m away | 60 m² | 79 m² | +19 m² +32% | 2015 |
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| 32, Garrick Drive829 m away | 94 m² | 113 m² | +19 m² +20% | 2011 |
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| 13, Garrick Drive803 m away | 89 m² | 107 m² | +18 m² +20% | 2026 |
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| 1, Geraint Close891 m away | 74 m² | 92 m² | +18 m² +24% | 2026 |
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| 25, Heol Peredur959 m away | 118 m² | 136 m² | +18 m² +15% | 2024 |
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| 55, Templeton Avenue848 m away | 77 m² | 95 m² | +18 m² +23% | 2022 |
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| 47, Fidlas Avenue978 m away | 97 m² | 115 m² | +18 m² +19% | 2020 |
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| 2, Gilwern Place555 m away | 82 m² | 100 m² | +18 m² +22% | 2014 |
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| 22b, Heol Hir126 m away | 67 m² | 84 m² | +17 m² +25% | 2024 |
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| 12, Aldwych Close816 m away | 105 m² | 122 m² | +17 m² +16% | 2022 |
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| 55, Heol Hir129 m away | 98 m² | 115 m² | +17 m² +17% | 2017 |
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| 207, Fishguard Road757 m away | 104 m² | 121 m² | +17 m² +16% | 2015 |
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| 3, Derwent Close866 m away | 106 m² | 123 m² | +17 m² +16% | 2010 |
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| 43, Llys Pegasus, Ty Glas Road195 m away | 32 m² | 48 m² | +16 m² +50% | 2025 |
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| 106, Llangranog Road399 m away | 79 m² | 95 m² | +16 m² +20% | 2017 |
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| 22, Fishguard Road566 m away | 85 m² | 101 m² | +16 m² +19% | 2014 |
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| 127, Fishguard Road861 m away | 86 m² | 101 m² | +15 m² +17% | 2023 |
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| 88, Heol Hir364 m away | 93 m² | 108 m² | +15 m² +16% | 2017 |
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| 46, Llanishen Court270 m away | 36 m² | 51 m² | +15 m² +42% | 2014 |
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| 1, Bardsey Crescent786 m away | 82 m² | 97 m² | +15 m² +18% | 2014 |
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