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 N9 8HP
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 |
|---|---|---|---|---|
| 46, Cuckoo Hall Lane608 m away | 105 m² | 211 m² | +106 m² +101% | 2019 |
| 76, Cambourne Avenue156 m away | 71 m² | 162 m² | +91 m² +128% | 2025 |
| 189, St Marys Road358 m away | 87 m² | 176 m² | +89 m² +102% | 2026 |
| 1, Lowden Road813 m away | 105 m² | 173 m² | +68 m² +65% | 2020 |
| 228, Bounces Road649 m away | 91 m² | 158 m² | +67 m² +74% | 2023 |
| 24, Cornwallis Grove846 m away | 67 m² | 134 m² | +67 m² +100% | 2014 |
| 13, Gordon Road979 m away | 71 m² | 135 m² | +64 m² +90% | 2014 |
| 24, Coniston Gardens470 m away | 63 m² | 125 m² | +62 m² +98% | 2026 |
| 195, St Marys Road358 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.
| 91 m² |
| 153 m² |
| +62 m² +68% |
| 2025 |
| 76, Picketts Lock Lane524 m away | 85 m² | 147 m² | +62 m² +73% | 2025 |
|---|
| 228, Nightingale Road194 m away | 73 m² | 133 m² | +60 m² +82% | 2025 |
|---|
| 129, Cuckoo Hall Lane440 m away | 86 m² | 146 m² | +60 m² +70% | 2025 |
|---|
| 92, Chester Road820 m away | 72 m² | 132 m² | +60 m² +83% | 2023 |
|---|
| 37, Woodlands Road489 m away | 80 m² | 139 m² | +59 m² +74% | 2023 |
|---|
| 38, Exeter Road854 m away | 69 m² | 127 m² | +58 m² +84% | 2021 |
|---|
| 102, Nightingale Road636 m away | 121 m² | 177 m² | +56 m² +46% | 2021 |
|---|
| 54, Dartford Avenue754 m away | 88 m² | 143 m² | +55 m² +63% | 2019 |
|---|
| 49, Lowden Road813 m away | 79 m² | 134 m² | +55 m² +70% | 2014 |
|---|
| 165, Bounces Road616 m away | 81 m² | 134 m² | +53 m² +65% | 2022 |
|---|
| 69, Westminster Road896 m away | 71 m² | 123 m² | +52 m² +73% | 2014 |
|---|
| 20, Warren Close183 m away | 77 m² | 128 m² | +51 m² +66% | 2026 |
|---|
| 80, Monmouth Road883 m away | 95 m² | 145 m² | +50 m² +53% | 2025 |
|---|
| 53, Grosvenor Road834 m away | 74 m² | 123 m² | +49 m² +66% | 2025 |
|---|
| 300, Hertford Road921 m away | 94 m² | 143 m² | +49 m² +52% | 2023 |
|---|
| 44, Picketts Lock Lane524 m away | 74 m² | 122 m² | +48 m² +65% | 2024 |
|---|
| 50, Shirley Grove335 m away | 75 m² | 122 m² | +47 m² +63% | 2026 |
|---|
| 15, St Peters Road751 m away | 90 m² | 136 m² | +46 m² +51% | 2026 |
|---|
| 118, St Josephs Road553 m away | 85 m² | 131 m² | +46 m² +54% | 2025 |
|---|
| 157, Cuckoo Hall Lane440 m away | 71 m² | 117 m² | +46 m² +65% | 2023 |
|---|
| 23, Rosemary Avenue957 m away | 79 m² | 124 m² | +45 m² +57% | 2020 |
|---|
| 15, St Michaels Avenue520 m away | 60 m² | 104 m² | +44 m² +73% | 2026 |
|---|
| 208, Bounces Road649 m away | 77 m² | 121 m² | +44 m² +57% | 2026 |
|---|
| 57, Grosvenor Road834 m away | 77 m² | 121 m² | +44 m² +57% | 2022 |
|---|
| 14, Grosvenor Road916 m away | 69 m² | 113 m² | +44 m² +64% | 2021 |
|---|
| 85, Charlton Road175 m away | 80 m² | 120 m² | +40 m² +50% | 2026 |
|---|
| 40, Dover Road776 m away | 87 m² | 126 m² | +39 m² +45% | 2024 |
|---|
| 1, Brierley Avenue336 m away | 92 m² | 130 m² | +38 m² +41% | 2025 |
|---|
| 40, Exeter Road854 m away | 81 m² | 119 m² | +38 m² +47% | 2023 |
|---|
| 427, Montagu Road924 m away | 49 m² | 87 m² | +38 m² +78% | 2010 |
|---|
| 42, Dartford Avenue754 m away | 87 m² | 124 m² | +37 m² +43% | 2022 |
|---|
| 244, Hertford Road961 m away | 59 m² | 96 m² | +37 m² +63% | 2021 |
|---|
| 2a, Densworth Grove950 m away | 74 m² | 111 m² | +37 m² +50% | 2020 |
|---|
| 20, Coniston Gardens470 m away | 68 m² | 105 m² | +37 m² +54% | 2017 |
|---|
| 23, Chester Road797 m away | 82 m² | 118 m² | +36 m² +44% | 2022 |
|---|
| 48, Forest Road804 m away | 76 m² | 112 m² | +36 m² +47% | 2014 |
|---|
| 66, St Peters Road721 m away | 42 m² | 77 m² | +35 m² +83% | 2026 |
|---|
| 106, Exeter Road947 m away | 79 m² | 114 m² | +35 m² +44% | 2025 |
|---|
| 189, Bounces Road616 m away | 88 m² | 123 m² | +35 m² +40% | 2023 |
|---|
| 126, Sandhurst Road726 m away | 94 m² | 129 m² | +35 m² +37% | 2019 |
|---|
| 70, Picketts Lock Lane524 m away | 71 m² | 106 m² | +35 m² +49% | 2017 |
|---|
| 178, Bounces Road649 m away | 109 m² | 144 m² | +35 m² +32% | 2010 |
|---|
| 49, Gordon Road979 m away | 82 m² | 116 m² | +34 m² +41% | 2022 |
|---|
| 121, Charlton Road175 m away | 80 m² | 114 m² | +34 m² +43% | 2016 |
|---|
| 51, Chester Road797 m away | 74 m² | 108 m² | +34 m² +46% | 2015 |
|---|
| 53, Westminster Road896 m away | 106 m² | 139 m² | +33 m² +31% | 2025 |
|---|
| 7, Nash Road711 m away | 83 m² | 116 m² | +33 m² +40% | 2022 |
|---|
| 70, Lowden Road800 m away | 69 m² | 101 m² | +32 m² +46% | 2024 |
|---|
| 31, Westminster Road896 m away | 90 m² | 122 m² | +32 m² +36% | 2023 |
|---|
| 45, Cornwallis Road929 m away | 94 m² | 126 m² | +32 m² +34% | 2022 |
|---|
| 97, Grosvenor Road834 m away | 43 m² | 75 m² | +32 m² +74% | 2019 |
|---|
| 32, Wellstead Avenue248 m away | 73 m² | 104 m² | +31 m² +42% | 2025 |
|---|
| 1, Kingsmead Avenue984 m away | 129 m² | 160 m² | +31 m² +24% | 2022 |
|---|
| 14, Chelsfield Green602 m away | 70 m² | 101 m² | +31 m² +44% | 2021 |
|---|
| 292, Nightingale Road311 m away | 65 m² | 96 m² | +31 m² +48% | 2016 |
|---|
| 131, St Marys Road358 m away | 67 m² | 97 m² | +30 m² +45% | 2023 |
|---|
| 7, St Alphege Road712 m away | 89 m² | 119 m² | +30 m² +34% | 2021 |
|---|
| 13, Ranworth Road966 m away | 105 m² | 134 m² | +29 m² +28% | 2026 |
|---|
| 282, Nightingale Road311 m away | 86 m² | 115 m² | +29 m² +34% | 2024 |
|---|
| 19, Elstree Gardens955 m away | 85 m² | 114 m² | +29 m² +34% | 2024 |
|---|
| 28, Turin Road490 m away | 114 m² | 143 m² | +29 m² +25% | 2023 |
|---|
| 62, Tramway Avenue745 m away | 63 m² | 92 m² | +29 m² +46% | 2019 |
|---|
| 8, Grosvenor Road916 m away | 76 m² | 105 m² | +29 m² +38% | 2019 |
|---|
| 7, Shirley Grove367 m away | 59 m² | 88 m² | +29 m² +49% | 2018 |
|---|
| 21, Chelsfield Avenue560 m away | 88 m² | 117 m² | +29 m² +33% | 2015 |
|---|
| 133, St Marys Road358 m away | 71 m² | 99 m² | +28 m² +39% | 2025 |
|---|
| 35, Doncaster Road935 m away | 87 m² | 115 m² | +28 m² +32% | 2025 |
|---|
| 38, Dover Road776 m away | 96 m² | 124 m² | +28 m² +29% | 2021 |
|---|
| 23, Grosvenor Road834 m away | 118 m² | 146 m² | +28 m² +24% | 2013 |
|---|
| 26, Gordon Road962 m away | 78 m² | 105 m² | +27 m² +35% | 2025 |
|---|
| 90, Forest Road804 m away | 78 m² | 105 m² | +27 m² +35% | 2023 |
|---|
| 101, Exeter Road947 m away | 83 m² | 110 m² | +27 m² +33% | 2022 |
|---|
| 100, Forest Road804 m away | 73 m² | 100 m² | +27 m² +37% | 2014 |
|---|
| 57, Lowden Road813 m away | 44 m² | 71 m² | +27 m² +61% | 2014 |
|---|
| 393, Hertford Road889 m away | 95 m² | 121 m² | +26 m² +27% | 2025 |
|---|
| 266a, St Marys Road266 m away | 63 m² | 89 m² | +26 m² +41% | 2024 |
|---|
| 94, Sandhurst Road789 m away | 88 m² | 114 m² | +26 m² +30% | 2024 |
|---|
| 64, Cambourne Avenue156 m away | 64 m² | 90 m² | +26 m² +41% | 2023 |
|---|
| 7, Dover Road776 m away | 93 m² | 119 m² | +26 m² +28% | 2022 |
|---|
| 45, Penfold Road112 m away | 82 m² | 108 m² | +26 m² +32% | 2019 |
|---|
| 11, Kingsmead Avenue984 m away | 77 m² | 103 m² | +26 m² +34% | 2016 |
|---|
| 59, Lowden Road813 m away | 45 m² | 71 m² | +26 m² +58% | 2014 |
|---|
| 57, Bath Road810 m away | 79 m² | 104 m² | +25 m² +32% | 2025 |
|---|
| 37, Cornwallis Road929 m away | 70 m² | 95 m² | +25 m² +36% | 2022 |
|---|
| 44, Chaffinch Close168 m away | 44 m² | 69 m² | +25 m² +57% | 2012 |
|---|
| 520, Hertford Road870 m away | 47 m² | 72 m² | +25 m² +53% | 2010 |
|---|
| 13, Cornwallis Grove863 m away | 35 m² | 60 m² | +25 m² +71% | 2008 |
|---|
| 58, Cornwallis Grove846 m away | 87 m² | 111 m² | +24 m² +28% | 2025 |
|---|
| 7, Elstree Gardens955 m away | 85 m² | 109 m² | +24 m² +28% | 2014 |
|---|
| 1, Martin Close297 m away | 20 m² | 44 m² | +24 m² +120% | 2012 |
|---|
| 5, Cambourne Avenue188 m away | 67 m² | 90 m² | +23 m² +34% | 2022 |
|---|
| 72, Westminster Road864 m away | 87 m² | 110 m² | +23 m² +26% | 2022 |
|---|
| 288, Hertford Road921 m away | 72 m² | 95 m² | +23 m² +32% | 2020 |
|---|
| 5, Scarborough Road690 m away | 72 m² | 95 m² | +23 m² +32% | 2014 |
|---|
| 43, King Edwards Road961 m away | 91 m² | 113 m² | +22 m² +24% | 2024 |
|---|
| 189, Sandhurst Road702 m away | 84 m² | 106 m² | +22 m² +26% | 2023 |
|---|
| 39, Devonshire Road408 m away | 80 m² | 102 m² | +22 m² +28% | 2022 |
|---|
| 51, Beatrice Road787 m away | 113 m² | 135 m² | +22 m² +19% | 2019 |
|---|
| 29, Dover Road776 m away | 88 m² | 110 m² | +22 m² +25% | 2014 |
|---|
| 14, Shirley Grove335 m away | 66 m² | 88 m² | +22 m² +33% | 2011 |
|---|
| 140, Nightingale Road343 m away | 71 m² | 93 m² | +22 m² +31% | 2010 |
|---|
| 103, Charlton Road175 m away | 68 m² | 89 m² | +21 m² +31% | 2025 |
|---|
| 20, Cornwallis Grove846 m away | 73 m² | 94 m² | +21 m² +29% | 2024 |
|---|
| 13, Cornwallis Avenue912 m away | 72 m² | 93 m² | +21 m² +29% | 2024 |
|---|
| 102, Charlton Road206 m away | 103 m² | 124 m² | +21 m² +20% | 2022 |
|---|
| 300, Nightingale Road311 m away | 78 m² | 99 m² | +21 m² +27% | 2021 |
|---|
| 86, Chester Road820 m away | 90 m² | 110 m² | +20 m² +22% | 2026 |
|---|
| 296, Nightingale Road311 m away | 78 m² | 98 m² | +20 m² +26% | 2025 |
|---|
| 253, Hertford Road967 m away | 93 m² | 113 m² | +20 m² +22% | 2024 |
|---|
| 16, Forest Road804 m away | 71 m² | 91 m² | +20 m² +28% | 2021 |
|---|
| 22, Coniston Gardens470 m away | 115 m² | 135 m² | +20 m² +17% | 2019 |
|---|
| 19, Nash Road711 m away | 77 m² | 97 m² | +20 m² +26% | 2014 |
|---|
| 63, Lowden Road813 m away | 55 m² | 75 m² | +20 m² +36% | 2014 |
|---|
| 99, Charlton Road175 m away | 67 m² | 87 m² | +20 m² +30% | 2011 |
|---|
| 2, Warren Close183 m away | 88 m² | 107 m² | +19 m² +22% | 2026 |
|---|
| 111, Nightingale Road340 m away | 76 m² | 95 m² | +19 m² +25% | 2025 |
|---|
| 23, Bath Road810 m away | 65 m² | 84 m² | +19 m² +29% | 2024 |
|---|
| 16, Bunting Close257 m away | 42 m² | 61 m² | +19 m² +45% | 2021 |
|---|
| 220, Bounces Road649 m away | 78 m² | 97 m² | +19 m² +24% | 2021 |
|---|
| 43, Cornwallis Grove863 m away | 73 m² | 92 m² | +19 m² +26% | 2020 |
|---|
| 72, Bounces Road888 m away | 64 m² | 83 m² | +19 m² +30% | 2020 |
|---|
| 106, Church Road942 m away | 97 m² | 116 m² | +19 m² +20% | 2019 |
|---|
| 75, St Peters Road751 m away | 66 m² | 85 m² | +19 m² +29% | 2018 |
|---|
| 116, Church Road942 m away | 38 m² | 57 m² | +19 m² +50% | 2017 |
|---|
| 314, Nightingale Road311 m away | 74 m² | 92 m² | +18 m² +24% | 2026 |
|---|
| 165, Charlton Road347 m away | 92 m² | 110 m² | +18 m² +20% | 2025 |
|---|
| 2, Exeter Road767 m away | 82 m² | 100 m² | +18 m² +22% | 2021 |
|---|
| 13, Brierley Avenue336 m away | 59 m² | 77 m² | +18 m² +31% | 2019 |
|---|
| 40, Devonshire Road398 m away | 64 m² | 82 m² | +18 m² +28% | 2018 |
|---|
| 32, Cambourne Avenue156 m away | 64 m² | 82 m² | +18 m² +28% | 2016 |
|---|
| 7, Gordon Road979 m away | 65 m² | 83 m² | +18 m² +28% | 2015 |
|---|
| 15, Gordon Road979 m away | 78 m² | 96 m² | +18 m² +23% | 2014 |
|---|
| 182, Nightingale Road343 m away | 74 m² | 91 m² | +17 m² +23% | 2026 |
|---|
| 90, St Josephs Road553 m away | 72 m² | 89 m² | +17 m² +24% | 2025 |
|---|
| 164, Charlton Road635 m away | 87 m² | 104 m² | +17 m² +20% | 2024 |
|---|
| 79a, Bounces Road829 m away | 58 m² | 75 m² | +17 m² +29% | 2024 |
|---|
| 59, Charlton Road0 m away | 73 m² | 90 m² | +17 m² +23% | 2021 |
|---|
| 40, Acworth Close566 m away | 44 m² | 61 m² | +17 m² +39% | 2021 |
|---|
| 26, Mottingham Road574 m away | 70 m² | 87 m² | +17 m² +24% | 2021 |
|---|
| 41, Bunting Close257 m away | 43 m² | 60 m² | +17 m² +40% | 2019 |
|---|
| 14, Tudor Road700 m away | 85 m² | 102 m² | +17 m² +20% | 2016 |
|---|
| 66, Grosvenor Road821 m away | 73 m² | 90 m² | +17 m² +23% | 2014 |
|---|
| 63, Shirley Grove367 m away | 68 m² | 85 m² | +17 m² +25% | 2012 |
|---|
| 187, Bounces Road616 m away | 79 m² | 95 m² | +16 m² +20% | 2024 |
|---|
| 51, Gordon Road979 m away | 84 m² | 100 m² | +16 m² +19% | 2024 |
|---|
| 97, Woodlands Road489 m away | 98 m² | 114 m² | +16 m² +16% | 2022 |
|---|
| 109, Bounces Road699 m away | 76 m² | 92 m² | +16 m² +21% | 2022 |
|---|
| 35, Bridlington Road969 m away | 79 m² | 95 m² | +16 m² +20% | 2022 |
|---|
| 365, Hertford Road889 m away | 41 m² | 57 m² | +16 m² +39% | 2020 |
|---|
| 109a, Monmouth Road940 m away | 42 m² | 58 m² | +16 m² +38% | 2018 |
|---|
| 82, Mottingham Road710 m away | 77 m² | 93 m² | +16 m² +21% | 2016 |
|---|
| 49, Charlton Road0 m away | 67 m² | 83 m² | +16 m² +24% | 2013 |
|---|
| 56, Beatrice Road820 m away | 94 m² | 109 m² | +15 m² +16% | 2023 |
|---|
| 217, Charlton Road566 m away | 91 m² | 106 m² | +15 m² +16% | 2022 |
|---|
| Flat 1, Ranworth Court, Ranworth Road993 m away | 52 m² | 67 m² | +15 m² +29% | 2019 |
|---|
| 93, Dartford Avenue730 m away | 95 m² | 110 m² | +15 m² +16% | 2014 |
|---|
| 169, Bounces Road616 m away | 66 m² | 81 m² | +15 m² +23% | 2012 |
|---|
| 302, Nightingale Road311 m away | 25 m² | 40 m² | +15 m² +60% | 2009 |
|---|