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 GU21 5PA
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 |
|---|---|---|---|---|
| Chestnut Lodge, Forest Road778 m away | 223 m² | 477 m² | +254 m² +114% | 2013 |
| Woodruff, 10, Woodham Gate551 m away | 155 m² | 365 m² | +210 m² +135% | 2012 |
| Alpen Rose, Forest Road778 m away | 131 m² | 313 m² | +182 m² +139% | 2011 |
| Hawkley Cottage, Blackdown Avenue999 m away | 143 m² | 319 m² | +176 m² +123% | 2011 |
| 51, The Gateway312 m away | 167 m² | 331 m² | +164 m² +98% | 2015 |
| Hightrees, Blackdown Avenue926 m away | 153 m² | 311 m² | +158 m² +103% | 2017 |
| 30, Norfolk Farm Road906 m away | 196 m² | 347 m² | +151 m² +77% | 2021 |
| 3, The Riding574 m away | 111 m² | 252 m² | +141 m² +127% | 2014 |
| 1, Woodham Waye |
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.
| 202 m² |
| 338 m² |
| +136 m² +67% |
| 2013 |
| 10, Woodham Waye436 m away | 113 m² | 242 m² | +129 m² +114% | 2024 |
|---|
| Cheriton, 16, Norfolk Farm Road906 m away | 93 m² | 221 m² | +128 m² +138% | 2014 |
|---|
| 471, Woodham Lane818 m away | 173 m² | 299 m² | +126 m² +73% | 2023 |
|---|
| 26, Norfolk Farm Road906 m away | 99 m² | 215 m² | +116 m² +117% | 2025 |
|---|
| 39, Woodham Waye469 m away | 120 m² | 234 m² | +114 m² +95% | 2024 |
|---|
| 75, The Gateway353 m away | 148 m² | 256 m² | +108 m² +73% | 2022 |
|---|
| 28, Norfolk Farm Road906 m away | 116 m² | 224 m² | +108 m² +93% | 2012 |
|---|
| 9, Paddock Way574 m away | 160 m² | 264 m² | +104 m² +65% | 2025 |
|---|
| 32, Norfolk Farm Road906 m away | 160 m² | 264 m² | +104 m² +65% | 2025 |
|---|
| 4, Old Avenue Close985 m away | 273 m² | 377 m² | +104 m² +38% | 2021 |
|---|
| 29, Norfolk Farm Road906 m away | 134 m² | 236 m² | +102 m² +76% | 2019 |
|---|
| 18, Norfolk Farm Road906 m away | 114 m² | 215 m² | +101 m² +89% | 2019 |
|---|
| 40, Woodham Waye469 m away | 145 m² | 244 m² | +99 m² +68% | 2024 |
|---|
| 3, Forest Close624 m away | 117 m² | 214 m² | +97 m² +83% | 2024 |
|---|
| 66, The Riding479 m away | 129 m² | 226 m² | +97 m² +75% | 2019 |
|---|
| 37, The Gateway312 m away | 165 m² | 261 m² | +96 m² +58% | 2017 |
|---|
| 29, The Riding574 m away | 131 m² | 224 m² | +93 m² +71% | 2019 |
|---|
| Homelee House, Blackdown Avenue999 m away | 182 m² | 274 m² | +92 m² +51% | 2025 |
|---|
| 54, Pine Tree Hill906 m away | 142 m² | 234 m² | +92 m² +65% | 2021 |
|---|
| 4, Lambourne Crescent874 m away | 78 m² | 162 m² | +84 m² +108% | 2021 |
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| 15, Wakehurst Path144 m away | 92 m² | 166 m² | +74 m² +80% | 2015 |
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| 51, Bentham Avenue332 m away | 75 m² | 148 m² | +73 m² +97% | 2021 |
|---|
| 14, Blackdown Close899 m away | 98 m² | 170 m² | +72 m² +73% | 2016 |
|---|
| 28, The Gateway312 m away | 145 m² | 216 m² | +71 m² +49% | 2024 |
|---|
| 3, Woodham Waye436 m away | 97 m² | 167 m² | +70 m² +72% | 2018 |
|---|
| 23, The Riding574 m away | 133 m² | 202 m² | +69 m² +52% | 2020 |
|---|
| 12, The Gateway312 m away | 110 m² | 177 m² | +67 m² +61% | 2025 |
|---|
| 21, Priory Close889 m away | 199 m² | 264 m² | +65 m² +33% | 2021 |
|---|
| 17, Priory Close889 m away | 114 m² | 179 m² | +65 m² +57% | 2021 |
|---|
| 24, Laurel Crescent644 m away | 125 m² | 190 m² | +65 m² +52% | 2015 |
|---|
| 3, Laurel Crescent644 m away | 121 m² | 180 m² | +59 m² +49% | 2015 |
|---|
| 11, Blackdown Close899 m away | 85 m² | 144 m² | +59 m² +69% | 2012 |
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| 5, Spencer Close391 m away | 66 m² | 124 m² | +58 m² +88% | 2013 |
|---|
| 557, Woodham Lane670 m away | 175 m² | 232 m² | +57 m² +33% | 2013 |
|---|
| 26, Woodham Waye469 m away | 304 m² | 360 m² | +56 m² +18% | 2014 |
|---|
| 559, Woodham Lane670 m away | 192 m² | 248 m² | +56 m² +29% | 2013 |
|---|
| 5, The Riding574 m away | 176 m² | 230 m² | +54 m² +31% | 2017 |
|---|
| 19, The Riding574 m away | 186 m² | 239 m² | +53 m² +28% | 2021 |
|---|
| 12, Hanbury Path432 m away | 106 m² | 158 m² | +52 m² +49% | 2023 |
|---|
| 44, Pine Tree Hill906 m away | 106 m² | 158 m² | +52 m² +49% | 2022 |
|---|
| 1, Priory Close889 m away | 140 m² | 192 m² | +52 m² +37% | 2016 |
|---|
| 45, The Riding574 m away | 155 m² | 206 m² | +51 m² +33% | 2021 |
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| 83, Arnold Road863 m away | 75 m² | 125 m² | +50 m² +67% | 2023 |
|---|
| 206, Albert Drive886 m away | 84 m² | 134 m² | +50 m² +60% | 2019 |
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| 41, Lambourne Crescent807 m away | 105 m² | 151 m² | +46 m² +44% | 2024 |
|---|
| 13, Paddock Way574 m away | 165 m² | 211 m² | +46 m² +28% | 2021 |
|---|
| 2, Murray Green0 m away | 70 m² | 115 m² | +45 m² +64% | 2021 |
|---|
| 14, Woodham Waye436 m away | 266 m² | 310 m² | +44 m² +17% | 2025 |
|---|
| 4, Murray Green0 m away | 71 m² | 115 m² | +44 m² +62% | 2021 |
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| 10, Murray Green0 m away | 71 m² | 115 m² | +44 m² +62% | 2021 |
|---|
| 41, Princess Road766 m away | 55 m² | 98 m² | +43 m² +78% | 2019 |
|---|
| 28, Lockwood Path927 m away | 86 m² | 128 m² | +42 m² +49% | 2024 |
|---|
| 55, The Riding479 m away | 164 m² | 205 m² | +41 m² +25% | 2017 |
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| 23, Pine Tree Hill998 m away | 95 m² | 135 m² | +40 m² +42% | 2018 |
|---|
| 21, Spencer Close391 m away | 39 m² | 78 m² | +39 m² +100% | 2013 |
|---|
| 197, Albert Drive617 m away | 77 m² | 115 m² | +38 m² +49% | 2026 |
|---|
| 73, The Gateway353 m away | 207 m² | 245 m² | +38 m² +18% | 2022 |
|---|
| 3, Priory Close889 m away | 179 m² | 217 m² | +38 m² +21% | 2022 |
|---|
| 26, Blackmore Crescent406 m away | 120 m² | 158 m² | +38 m² +32% | 2014 |
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| Barrisdale, Heathdown Road791 m away | 190 m² | 228 m² | +38 m² +20% | 2014 |
|---|
| 45, Woodham Waye469 m away | 129 m² | 166 m² | +37 m² +29% | 2014 |
|---|
| Chipstead, Blackdown Avenue999 m away | 177 m² | 213 m² | +36 m² +20% | 2018 |
|---|
| 102, Albert Drive634 m away | 115 m² | 150 m² | +35 m² +30% | 2024 |
|---|
| 22, Blackmore Crescent406 m away | 57 m² | 88 m² | +31 m² +54% | 2019 |
|---|
| 5, Walton Terrace982 m away | 69 m² | 100 m² | +31 m² +45% | 2015 |
|---|
| 17, Albert Drive328 m away | 90 m² | 120 m² | +30 m² +33% | 2021 |
|---|
| 1, Blackmore Crescent490 m away | 124 m² | 152 m² | +28 m² +23% | 2025 |
|---|
| Kyamin, Old Avenue886 m away | 170 m² | 198 m² | +28 m² +16% | 2016 |
|---|
| 20, Wakehurst Path144 m away | 34 m² | 61 m² | +27 m² +79% | 2012 |
|---|
| Flat 75, Wells Court, Albert Drive634 m away | 37 m² | 62 m² | +25 m² +68% | 2022 |
|---|
| 8, Blackdown Close899 m away | 114 m² | 137 m² | +23 m² +20% | 2025 |
|---|
| 38, The Gateway353 m away | 128 m² | 150 m² | +22 m² +17% | 2015 |
|---|
| 19, Albert Drive328 m away | 88 m² | 109 m² | +21 m² +24% | 2026 |
|---|
| Flat 62, Wells Court, Albert Drive634 m away | 47 m² | 68 m² | +21 m² +45% | 2022 |
|---|
| 23, Priory Close889 m away | 131 m² | 152 m² | +21 m² +16% | 2021 |
|---|
| 11, Walton Terrace982 m away | 79 m² | 100 m² | +21 m² +27% | 2020 |
|---|
| 37, Pine Tree Hill906 m away | 118 m² | 139 m² | +21 m² +18% | 2012 |
|---|
| 19, Arnold Road863 m away | 88 m² | 107 m² | +19 m² +22% | 2026 |
|---|
| 51, Arnold Road863 m away | 68 m² | 87 m² | +19 m² +28% | 2018 |
|---|
| 58, Albert Drive353 m away | 65 m² | 83 m² | +18 m² +28% | 2023 |
|---|
| Wells Court, Albert Drive634 m away | 51 m² | 69 m² | +18 m² +35% | 2022 |
|---|
| 99, St Michaels Road551 m away | 69 m² | 86 m² | +17 m² +25% | 2025 |
|---|
| Flat 48, Wells Court, Albert Drive634 m away | 49 m² | 66 m² | +17 m² +35% | 2022 |
|---|
| 80, Blackmore Crescent209 m away | 95 m² | 112 m² | +17 m² +18% | 2021 |
|---|
| 98b, Albert Drive524 m away | 57 m² | 74 m² | +17 m² +30% | 2014 |
|---|
| 3, Bunyard Drive144 m away | 67 m² | 83 m² | +16 m² +24% | 2026 |
|---|
| Flat 59, Wells Court, Albert Drive634 m away | 48 m² | 64 m² | +16 m² +33% | 2022 |
|---|
| 8, Eve Road871 m away | 75 m² | 91 m² | +16 m² +21% | 2018 |
|---|
| Flat 7, Wells Court, Albert Drive634 m away | 44 m² | 59 m² | +15 m² +34% | 2022 |
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| Flat 17, Wells Court, Albert Drive634 m away | 44 m² | 59 m² | +15 m² +34% | 2022 |
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| Flat 47, Wells Court, Albert Drive634 m away | 34 m² | 49 m² | +15 m² +44% | 2022 |
|---|
| 38, Albert Drive353 m away | 83 m² | 98 m² | +15 m² +18% | 2014 |
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| 18, Dartmouth Avenue392 m away | 68 m² | 83 m² | +15 m² +22% | 2013 |
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