Finding extended homes…
These only choose where you start. Every page and every lens is still one tap away.
Sign in to keep them on every device →Finding extended homes…
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 BR1 2NJ
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 |
|---|---|---|---|---|
| Timberley, Westbury Road454 m away | 226 m² | 563 m² | +337 m² +149% | 2025 |
| Inderhald, Woodlands Close676 m away | 302 m² | 586 m² | +284 m² +94% | 2023 |
| Huntington Place, Chislehurst Road421 m away | 214 m² | 493 m² | +279 m² +130% | 2024 |
| Caragh House, Chislehurst Road0 m away | 223 m² | 500 m² | +277 m² +124% | 2014 |
| Blandings, Sundridge Avenue760 m away | 239 m² | 484 m² | +245 m² +103% | 2015 |
| 3, Southborough Road930 m away | 197 m² | 435 m² | +238 m² +121% | 2020 |
| 5, Wells Road642 m away | 150 m² | 356 m² | +206 m² +137% | 2020 |
| Skogly, Woodlands Road935 m away | 142 m² | 345 m² | +203 m² +143% | 2021 |
| Denby, 14, Pines Road |
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.
| 134 m² |
| 327 m² |
| +193 m² +144% |
| 2020 |
| High Trees, Chislehurst Road421 m away | 285 m² | 476 m² | +191 m² +67% | 2023 |
|---|
| 2, Mavelstone Close532 m away | 295 m² | 482 m² | +187 m² +63% | 2017 |
|---|
| 19, Woodlands Road361 m away | 158 m² | 312 m² | +154 m² +97% | 2023 |
|---|
| Birch Cottage, Merlewood Drive686 m away | 206 m² | 352 m² | +146 m² +71% | 2018 |
|---|
| 1, Mavelstone Close532 m away | 130 m² | 276 m² | +146 m² +112% | 2014 |
|---|
| 5, Heath Park Drive496 m away | 176 m² | 319 m² | +143 m² +81% | 2022 |
|---|
| 60, Hill Brow350 m away | 189 m² | 329 m² | +140 m² +74% | 2018 |
|---|
| Inghays, Yester Road760 m away | 119 m² | 247 m² | +128 m² +108% | 2026 |
|---|
| Claremont, Sundridge Avenue760 m away | 161 m² | 286 m² | +125 m² +78% | 2023 |
|---|
| Liguanea, Woodlands Road935 m away | 147 m² | 270 m² | +123 m² +84% | 2018 |
|---|
| 91, Clarence Road692 m away | 120 m² | 243 m² | +123 m² +102% | 2014 |
|---|
| Wootton, Bullers Wood Drive717 m away | 93 m² | 207 m² | +114 m² +123% | 2021 |
|---|
| St Ouen, Southlands Grove805 m away | 156 m² | 260 m² | +104 m² +67% | 2025 |
|---|
| 45, Chislehurst Road421 m away | 109 m² | 212 m² | +103 m² +94% | 2024 |
|---|
| Foxhollow, Merlewood Drive686 m away | 218 m² | 321 m² | +103 m² +47% | 2019 |
|---|
| 41, Logs Hill494 m away | 149 m² | 241 m² | +92 m² +62% | 2015 |
|---|
| 135, Lower Camden826 m away | 219 m² | 309 m² | +90 m² +41% | 2023 |
|---|
| Conifers, Westbury Road454 m away | 191 m² | 281 m² | +90 m² +47% | 2019 |
|---|
| 21, Bonar Place923 m away | 121 m² | 207 m² | +86 m² +71% | 2014 |
|---|
| Carpenters Lodge, St Nicolas Lane344 m away | 249 m² | 332 m² | +83 m² +33% | 2025 |
|---|
| 17, Orchard Road914 m away | 153 m² | 236 m² | +83 m² +54% | 2019 |
|---|
| High Timber, Chislehurst Road619 m away | 312 m² | 392 m² | +80 m² +26% | 2025 |
|---|
| 73, Lubbock Road960 m away | 301 m² | 380 m² | +79 m² +26% | 2026 |
|---|
| Southlands, Westbury Road454 m away | 194 m² | 267 m² | +73 m² +38% | 2022 |
|---|
| Three Pines, Sundridge Avenue578 m away | 222 m² | 293 m² | +71 m² +32% | 2020 |
|---|
| 18, Bickley Crescent943 m away | 90 m² | 160 m² | +70 m² +78% | 2024 |
|---|
| 36, Southborough Road789 m away | 78 m² | 142 m² | +64 m² +82% | 2015 |
|---|
| 6, Lower Camden908 m away | 107 m² | 169 m² | +62 m² +58% | 2024 |
|---|
| 7, Roberton Drive903 m away | 205 m² | 266 m² | +61 m² +30% | 2015 |
|---|
| 4, Alpine Copse949 m away | 112 m² | 171 m² | +59 m² +53% | 2026 |
|---|
| 2, Porrington Close991 m away | 169 m² | 228 m² | +59 m² +35% | 2014 |
|---|
| Greenacres, Bickley Park Road576 m away | 292 m² | 350 m² | +58 m² +20% | 2022 |
|---|
| 2, Bonar Place923 m away | 121 m² | 178 m² | +57 m² +47% | 2015 |
|---|
| 30, Serviden Drive627 m away | 155 m² | 211 m² | +56 m² +36% | 2019 |
|---|
| 22, Yester Road760 m away | 130 m² | 186 m² | +56 m² +43% | 2019 |
|---|
| 8, Newing Green820 m away | 147 m² | 203 m² | +56 m² +38% | 2016 |
|---|
| 3, Plaxtol Close849 m away | 151 m² | 207 m² | +56 m² +37% | 2016 |
|---|
| 17, Hartley Close859 m away | 135 m² | 190 m² | +55 m² +41% | 2021 |
|---|
| 25, Logs Hill494 m away | 147 m² | 201 m² | +54 m² +37% | 2019 |
|---|
| 31, Southborough Road930 m away | 174 m² | 226 m² | +52 m² +30% | 2020 |
|---|
| 24, Rolvenden Gardens747 m away | 106 m² | 157 m² | +51 m² +48% | 2022 |
|---|
| 69, Lower Camden826 m away | 125 m² | 176 m² | +51 m² +41% | 2016 |
|---|
| 2, Widmore Lodge Road528 m away | 93 m² | 143 m² | +50 m² +54% | 2025 |
|---|
| 7, Chislehurst Road303 m away | 129 m² | 179 m² | +50 m² +39% | 2020 |
|---|
| 38, Cedar Road825 m away | 105 m² | 154 m² | +49 m² +47% | 2018 |
|---|
| 207, Widmore Road494 m away | 135 m² | 182 m² | +47 m² +35% | 2022 |
|---|
| 40, Cedar Road825 m away | 86 m² | 131 m² | +45 m² +52% | 2026 |
|---|
| 27, Rolvenden Gardens747 m away | 149 m² | 194 m² | +45 m² +30% | 2016 |
|---|
| 19b, Denbridge Road716 m away | 157 m² | 201 m² | +44 m² +28% | 2026 |
|---|
| 5, Reynard Close966 m away | 112 m² | 156 m² | +44 m² +39% | 2020 |
|---|
| 4, Serviden Drive627 m away | 139 m² | 183 m² | +44 m² +32% | 2018 |
|---|
| 133, Lower Camden826 m away | 203 m² | 246 m² | +43 m² +21% | 2010 |
|---|
| 9, Amesbury Road653 m away | 89 m² | 131 m² | +42 m² +47% | 2025 |
|---|
| 17, The Spinneys518 m away | 183 m² | 225 m² | +42 m² +23% | 2022 |
|---|
| 24, The Spinneys488 m away | 162 m² | 204 m² | +42 m² +26% | 2018 |
|---|
| 65, Widmore Lodge Road551 m away | 87 m² | 127 m² | +40 m² +46% | 2026 |
|---|
| The Cottage, Page Heath Villas802 m away | 60 m² | 100 m² | +40 m² +67% | 2022 |
|---|
| West House, Plaistow Lane840 m away | 136 m² | 175 m² | +39 m² +29% | 2025 |
|---|
| 5, Widmore Lodge Road551 m away | 95 m² | 133 m² | +38 m² +40% | 2026 |
|---|
| 78, Nightingale Lane890 m away | 92 m² | 130 m² | +38 m² +41% | 2025 |
|---|
| 1, Asprey Place40 m away | 232 m² | 270 m² | +38 m² +16% | 2022 |
|---|
| 5, Westwood Close603 m away | 175 m² | 212 m² | +37 m² +21% | 2020 |
|---|
| 10, Merrydown Way358 m away | 204 m² | 241 m² | +37 m² +18% | 2014 |
|---|
| Willow Cottage, Yester Road760 m away | 189 m² | 225 m² | +36 m² +19% | 2026 |
|---|
| Walsingham Lodge, Woodlands Road935 m away | 154 m² | 190 m² | +36 m² +23% | 2024 |
|---|
| 21, Southborough Road930 m away | 161 m² | 197 m² | +36 m² +22% | 2022 |
|---|
| 31, Southlands Grove849 m away | 107 m² | 143 m² | +36 m² +34% | 2016 |
|---|
| 5, Chelsea Court, Southlands Grove849 m away | 124 m² | 160 m² | +36 m² +29% | 2014 |
|---|
| 20, Bird In Hand Lane478 m away | 213 m² | 248 m² | +35 m² +16% | 2019 |
|---|
| 15, Ferndale799 m away | 87 m² | 121 m² | +34 m² +39% | 2022 |
|---|
| Flat 15, Forest Lawns, 33, Orchard Road794 m away | 48 m² | 82 m² | +34 m² +71% | 2015 |
|---|
| Flat 6, Lambourn House, 12, Holmbury Park693 m away | 71 m² | 103 m² | +32 m² +45% | 2023 |
|---|
| 3, Inglewood Copse402 m away | 120 m² | 152 m² | +32 m² +27% | 2022 |
|---|
| 10, Copley Dene554 m away | 145 m² | 177 m² | +32 m² +22% | 2016 |
|---|
| Flat 5, Highview, 22, Sundridge Avenue617 m away | 147 m² | 178 m² | +31 m² +21% | 2025 |
|---|
| 153, Lower Camden842 m away | 91 m² | 122 m² | +31 m² +34% | 2025 |
|---|
| 35, Southborough Road930 m away | 172 m² | 203 m² | +31 m² +18% | 2024 |
|---|
| Rhyd-Y-Coed, Yester Road760 m away | 124 m² | 155 m² | +31 m² +25% | 2020 |
|---|
| 2b, Logs Hill284 m away | 147 m² | 177 m² | +30 m² +20% | 2022 |
|---|
| 21, Amesbury Road653 m away | 109 m² | 139 m² | +30 m² +28% | 2016 |
|---|
| 27, Lubbock Road960 m away | 101 m² | 130 m² | +29 m² +29% | 2026 |
|---|
| 111, Plaistow Lane840 m away | 135 m² | 164 m² | +29 m² +21% | 2025 |
|---|
| 8, Serviden Drive627 m away | 142 m² | 171 m² | +29 m² +20% | 2024 |
|---|
| 1, The Glade457 m away | 80 m² | 108 m² | +28 m² +35% | 2014 |
|---|
| Flat 4, 8, Denbridge Road716 m away | 79 m² | 107 m² | +28 m² +35% | 2012 |
|---|
| 3b, Hawthorne Road815 m away | 154 m² | 181 m² | +27 m² +18% | 2024 |
|---|
| 2a, Southlands Grove805 m away | 54 m² | 81 m² | +27 m² +50% | 2021 |
|---|
| 29, Vale Road889 m away | 121 m² | 147 m² | +26 m² +21% | 2021 |
|---|
| 65, Chislehurst Road939 m away | 77 m² | 103 m² | +26 m² +34% | 2020 |
|---|
| Flat 3, Quennells, Vale Road889 m away | 42 m² | 68 m² | +26 m² +62% | 2018 |
|---|
| Flat 10, Forest Lawns, 33, Orchard Road794 m away | 48 m² | 74 m² | +26 m² +54% | 2014 |
|---|
| 65, Nightingale Lane758 m away | 88 m² | 113 m² | +25 m² +28% | 2026 |
|---|
| 89, Clarence Road692 m away | 147 m² | 172 m² | +25 m² +17% | 2014 |
|---|
| 21, Clarence Road946 m away | 123 m² | 147 m² | +24 m² +20% | 2025 |
|---|
| 58, Nightingale Lane737 m away | 118 m² | 142 m² | +24 m² +20% | 2024 |
|---|
| 12, Page Heath Lane660 m away | 67 m² | 91 m² | +24 m² +36% | 2020 |
|---|
| Flat 6, Ascot Court, Asprey Place40 m away | 102 m² | 125 m² | +23 m² +23% | 2025 |
|---|
| 6, Stratford House Avenue629 m away | 128 m² | 151 m² | +23 m² +18% | 2023 |
|---|
| 28, Widmore Lodge Road528 m away | 105 m² | 128 m² | +23 m² +22% | 2022 |
|---|
| 3, Bonar Place923 m away | 138 m² | 161 m² | +23 m² +17% | 2022 |
|---|
| Flat 2, Orchard House, 5, Woodlands Road361 m away | 139 m² | 162 m² | +23 m² +17% | 2021 |
|---|
| 32, Nightingale Lane737 m away | 88 m² | 111 m² | +23 m² +26% | 2020 |
|---|
| 7, Clarence Road946 m away | 95 m² | 118 m² | +23 m² +24% | 2017 |
|---|
| 2, The Pantiles755 m away | 71 m² | 94 m² | +23 m² +32% | 2015 |
|---|
| 163, Homesdale Road824 m away | 74 m² | 97 m² | +23 m² +31% | 2014 |
|---|
| 2, The Mount, Mavelstone Road380 m away | 114 m² | 136 m² | +22 m² +19% | 2011 |
|---|
| Flat 12, Phoenix Apartments, 157, Widmore Road852 m away | 96 m² | 117 m² | +21 m² +22% | 2025 |
|---|
| 59, Beechfield Road692 m away | 96 m² | 117 m² | +21 m² +22% | 2024 |
|---|
| 19, Forest Close999 m away | 49 m² | 70 m² | +21 m² +43% | 2012 |
|---|
| Swancote House, Westbury Road454 m away | 122 m² | 142 m² | +20 m² +16% | 2022 |
|---|
| 11, Lubbock Road960 m away | 130 m² | 150 m² | +20 m² +15% | 2018 |
|---|
| Flat 10, 1, Sheridan Place656 m away | 54 m² | 74 m² | +20 m² +37% | 2016 |
|---|
| 33, Liddon Road863 m away | 77 m² | 96 m² | +19 m² +25% | 2020 |
|---|
| Flat 3, Ardenhurst, 26, Southborough Road789 m away | 75 m² | 94 m² | +19 m² +25% | 2018 |
|---|
| 2, Manor Place465 m away | 115 m² | 134 m² | +19 m² +17% | 2014 |
|---|
| 81, Tylney Road606 m away | 62 m² | 80 m² | +18 m² +29% | 2024 |
|---|
| 29, Bickley Crescent971 m away | 101 m² | 119 m² | +18 m² +18% | 2024 |
|---|
| 38, Bickley Crescent943 m away | 89 m² | 107 m² | +18 m² +20% | 2022 |
|---|
| 177, Homesdale Road824 m away | 75 m² | 93 m² | +18 m² +24% | 2020 |
|---|
| 15, Beaconsfield Road837 m away | 83 m² | 101 m² | +18 m² +22% | 2020 |
|---|
| 5, Lower Camden865 m away | 118 m² | 136 m² | +18 m² +15% | 2020 |
|---|
| 38, Widmore Lodge Road528 m away | 85 m² | 102 m² | +17 m² +20% | 2023 |
|---|
| 11, Nightingale Lane576 m away | 106 m² | 123 m² | +17 m² +16% | 2019 |
|---|
| 25, Liddon Road863 m away | 91 m² | 108 m² | +17 m² +19% | 2018 |
|---|
| Flat 16, Phoenix Apartments, 157, Widmore Road852 m away | 96 m² | 112 m² | +16 m² +17% | 2024 |
|---|
| Flat 1, Hillside, 15, Park Farm Road145 m away | 66 m² | 82 m² | +16 m² +24% | 2022 |
|---|
| 19, Ferndale799 m away | 93 m² | 109 m² | +16 m² +17% | 2020 |
|---|
| 11, Pembroke Road719 m away | 88 m² | 104 m² | +16 m² +18% | 2015 |
|---|
| 173, Widmore Road813 m away | 22 m² | 37 m² | +15 m² +68% | 2025 |
|---|
| Flat 8, Forest Lawns, 33, Orchard Road794 m away | 48 m² | 63 m² | +15 m² +31% | 2024 |
|---|
| 224, Homesdale Road871 m away | 81 m² | 96 m² | +15 m² +19% | 2016 |
|---|