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 CF3 3ET
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 |
|---|---|---|---|---|
| 17, Tiverton Drive333 m away | 92 m² | 182 m² | +90 m² +98% | 2015 |
| 10, South View Drive872 m away | 85 m² | 167 m² | +82 m² +96% | 2024 |
| 191, Greenway Road846 m away | 65 m² | 146 m² | +81 m² +125% | 2021 |
| 8, Lynton Close462 m away | 97 m² | 174 m² | +77 m² +79% | 2021 |
| 2, The Avenue933 m away | 67 m² | 136 m² | +69 m² +103% | 2023 |
| 768, Newport Road208 m away | 68 m² | 136 m² | +68 m² +100% | 2021 |
| 4, Lynton Close462 m away | 111 m² | 172 m² | +61 m² +55% | 2018 |
| 68, Church Road335 m away | 63 m² | 122 m² | +59 m² +94% | 2025 |
| 664, Newport Road635 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.
| 194 m² |
| 253 m² |
| +59 m² +30% |
| 2024 |
| 34, Tyr-Y-Sarn Road478 m away | 87 m² | 145 m² | +58 m² +67% | 2025 |
|---|
| 59, Ty Mawr Road570 m away | 87 m² | 145 m² | +58 m² +67% | 2022 |
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| 57, Ty Mawr Road570 m away | 86 m² | 142 m² | +56 m² +65% | 2026 |
|---|
| 20, Lynton Terrace326 m away | 82 m² | 133 m² | +51 m² +62% | 2013 |
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| 11, Tyr-Y-Sarn Road478 m away | 69 m² | 119 m² | +50 m² +72% | 2024 |
|---|
| 5, Ty Fry Close483 m away | 46 m² | 92 m² | +46 m² +100% | 2016 |
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| 45, Ty Fry Gardens410 m away | 70 m² | 113 m² | +43 m² +61% | 2014 |
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| 1, Pwllmawr Avenue690 m away | 87 m² | 129 m² | +42 m² +48% | 2024 |
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| 24, Farmleigh343 m away | 88 m² | 127 m² | +39 m² +44% | 2026 |
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| 31, Goodwick Road568 m away | 72 m² | 111 m² | +39 m² +54% | 2020 |
|---|
| 44, Tyr-Y-Sarn Road478 m away | 114 m² | 153 m² | +39 m² +34% | 2015 |
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| 13, Ty Mawr Road535 m away | 83 m² | 121 m² | +38 m² +46% | 2026 |
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| 12, New Road959 m away | 104 m² | 142 m² | +38 m² +37% | 2025 |
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| 33, Clovelly Crescent971 m away | 82 m² | 120 m² | +38 m² +46% | 2025 |
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| 9a, The Grove629 m away | 102 m² | 140 m² | +38 m² +37% | 2024 |
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| 668, Newport Road635 m away | 120 m² | 158 m² | +38 m² +32% | 2021 |
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| 44, Uphill Road893 m away | 89 m² | 126 m² | +37 m² +42% | 2026 |
|---|
| 77, Ty Fry Road440 m away | 95 m² | 131 m² | +36 m² +38% | 2022 |
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| Sidmouth Court, 16, Lynmouth Crescent383 m away | 64 m² | 100 m² | +36 m² +56% | 2013 |
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| 49, Ball Road576 m away | 76 m² | 110 m² | +34 m² +45% | 2026 |
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| 22, Tyr-Y-Sarn Road478 m away | 92 m² | 126 m² | +34 m² +37% | 2019 |
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| 17, Patchway Crescent303 m away | 122 m² | 156 m² | +34 m² +28% | 2017 |
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| 26, Manorbier Crescent653 m away | 82 m² | 116 m² | +34 m² +41% | 2013 |
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| 28, Downton Rise706 m away | 93 m² | 126 m² | +33 m² +35% | 2025 |
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| 9, Weston Road599 m away | 91 m² | 124 m² | +33 m² +36% | 2016 |
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| 152, Wentloog Road742 m away | 75 m² | 107 m² | +32 m² +43% | 2024 |
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| 3, Llandudno Road775 m away | 59 m² | 90 m² | +31 m² +53% | 2016 |
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| 10, Claremont Avenue228 m away | 89 m² | 119 m² | +30 m² +34% | 2026 |
|---|
| 21, Lynton Close462 m away | 82 m² | 112 m² | +30 m² +37% | 2015 |
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| 38, Northlands686 m away | 77 m² | 106 m² | +29 m² +38% | 2022 |
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| 42, New Road959 m away | 88 m² | 117 m² | +29 m² +33% | 2015 |
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| 3, Whitehall Place353 m away | 68 m² | 96 m² | +28 m² +41% | 2024 |
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| 99, Wentloog Road472 m away | 116 m² | 144 m² | +28 m² +24% | 2024 |
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| 3, New Road959 m away | 93 m² | 120 m² | +27 m² +29% | 2024 |
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| 32, Uphill Road893 m away | 67 m² | 94 m² | +27 m² +40% | 2014 |
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| 26, Harlech Road719 m away | 82 m² | 108 m² | +26 m² +32% | 2025 |
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| 21, Chard Avenue880 m away | 105 m² | 131 m² | +26 m² +25% | 2014 |
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| 71, Ty Mawr Road570 m away | 96 m² | 121 m² | +25 m² +26% | 2016 |
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| 4, Colwyn Road409 m away | 75 m² | 100 m² | +25 m² +33% | 2013 |
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| 13, Cheddar Crescent818 m away | 90 m² | 114 m² | +24 m² +27% | 2020 |
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| 22, New Road959 m away | 79 m² | 103 m² | +24 m² +30% | 2018 |
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| 94, Wentloog Road472 m away | 30 m² | 54 m² | +24 m² +80% | 2011 |
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| 17, Lynton Terrace326 m away | 92 m² | 115 m² | +23 m² +25% | 2026 |
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| 6, Brachdy Road645 m away | 100 m² | 123 m² | +23 m² +23% | 2025 |
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| 105, Wentloog Road472 m away | 85 m² | 108 m² | +23 m² +27% | 2022 |
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| 16, Laugharne Road659 m away | 74 m² | 97 m² | +23 m² +31% | 2022 |
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| 103, Wentloog Road472 m away | 40 m² | 62 m² | +22 m² +55% | 2025 |
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| 11, Colwyn Road409 m away | 88 m² | 110 m² | +22 m² +25% | 2024 |
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| 39, Kennerleigh Road172 m away | 61 m² | 83 m² | +22 m² +36% | 2016 |
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| 18, Barmouth Road417 m away | 128 m² | 149 m² | +21 m² +16% | 2013 |
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| 4, Llanstephan Road575 m away | 76 m² | 96 m² | +20 m² +26% | 2023 |
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| 205, New Road877 m away | 97 m² | 117 m² | +20 m² +21% | 2016 |
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| 58, Ty Fry Road320 m away | 127 m² | 147 m² | +20 m² +16% | 2013 |
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| 41, Kennerleigh Road172 m away | 61 m² | 80 m² | +19 m² +31% | 2025 |
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| 5, Rhyl Road677 m away | 63 m² | 82 m² | +19 m² +30% | 2021 |
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| 60, Ty Mawr Road615 m away | 67 m² | 85 m² | +18 m² +27% | 2025 |
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| 148, Wentloog Road742 m away | 89 m² | 107 m² | +18 m² +20% | 2025 |
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| Flat 31, Wentloog Court, Wentloog Road0 m away | 57 m² | 75 m² | +18 m² +32% | 2024 |
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| 45, Whitehall Parade168 m away | 91 m² | 109 m² | +18 m² +20% | 2024 |
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| 39, Goodwick Road684 m away | 74 m² | 92 m² | +18 m² +24% | 2024 |
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| 3, Old Police Station, Highcroft Walk607 m away | 31 m² | 49 m² | +18 m² +58% | 2022 |
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| 9, Chard Avenue880 m away | 71 m² | 89 m² | +18 m² +25% | 2021 |
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| 52, Cranleigh Rise170 m away | 103 m² | 121 m² | +18 m² +17% | 2018 |
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| 187, Greenway Road846 m away | 69 m² | 87 m² | +18 m² +26% | 2014 |
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| 45, Kennerleigh Road172 m away | 56 m² | 74 m² | +18 m² +32% | 2013 |
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| 46, Harlech Road736 m away | 96 m² | 113 m² | +17 m² +18% | 2024 |
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| 46, Wentloog Road134 m away | 88 m² | 104 m² | +16 m² +18% | 2023 |
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| 19, The Grove629 m away | 99 m² | 115 m² | +16 m² +16% | 2023 |
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| 10, Taunton Crescent859 m away | 90 m² | 105 m² | +15 m² +17% | 2024 |
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| 63, Cheddar Crescent975 m away | 76 m² | 91 m² | +15 m² +20% | 2016 |
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| 89, Kennerleigh Road312 m away | 52 m² | 67 m² | +15 m² +29% | 2009 |
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