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 SE23 2DF
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 |
|---|---|---|---|---|
| 47, Canonbie Road903 m away | 151 m² | 306 m² | +155 m² +103% | 2023 |
| 81, Canonbie Road683 m away | 112 m² | 240 m² | +128 m² +114% | 2021 |
| 1, Radlet Avenue938 m away | 123 m² | 242 m² | +119 m² +97% | 2026 |
| 7b, Church Rise314 m away | 143 m² | 256 m² | +113 m² +79% | 2024 |
| 66, Sunderland Road623 m away | 100 m² | 209 m² | +109 m² +109% | 2026 |
| 76, London Road492 m away | 105 m² | 210 m² | +105 m² +100% | 2013 |
| 306, Devonshire Road791 m away | 175 m² | 280 m² | +105 m² +60% | 2012 |
| 13e, Westwood Park558 m away | 122 m² | 224 m² | +102 m² +84% | 2014 |
| 5, Hennel Close959 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.
| 94 m² |
| 188 m² |
| +94 m² +100% |
| 2026 |
| 45, Westwood Park842 m away | 111 m² | 205 m² | +94 m² +85% | 2016 |
|---|
| 9, Netherby Road817 m away | 183 m² | 276 m² | +93 m² +51% | 2023 |
|---|
| 80, Canonbie Road698 m away | 198 m² | 285 m² | +87 m² +44% | 2020 |
|---|
| 32b, Sunderland Road310 m away | 118 m² | 205 m² | +87 m² +74% | 2015 |
|---|
| 29, Ballina Street867 m away | 88 m² | 174 m² | +86 m² +98% | 2022 |
|---|
| 32, Tewkesbury Avenue758 m away | 95 m² | 181 m² | +86 m² +91% | 2017 |
|---|
| 22, Hengrave Road773 m away | 104 m² | 188 m² | +84 m² +81% | 2025 |
|---|
| 17, Gaynesford Road573 m away | 108 m² | 191 m² | +83 m² +77% | 2020 |
|---|
| 29, Boveney Road840 m away | 113 m² | 188 m² | +75 m² +66% | 2024 |
|---|
| 28, Devonshire Road226 m away | 85 m² | 160 m² | +75 m² +88% | 2015 |
|---|
| Arthive Studios Unit 3, 29, Hindsleys Place322 m away | 59 m² | 134 m² | +75 m² +127% | 2015 |
|---|
| 96, Wood Vale967 m away | 275 m² | 344 m² | +69 m² +25% | 2026 |
|---|
| 131, Honor Oak Park829 m away | 343 m² | 412 m² | +69 m² +20% | 2024 |
|---|
| 166, Stanstead Road500 m away | 157 m² | 226 m² | +69 m² +44% | 2022 |
|---|
| 18, Haredon Close701 m away | 59 m² | 127 m² | +68 m² +115% | 2015 |
|---|
| 15, Westwood Park711 m away | 166 m² | 233 m² | +67 m² +40% | 2017 |
|---|
| 35, Siddons Road670 m away | 127 m² | 193 m² | +66 m² +52% | 2025 |
|---|
| 47, Stanstead Road131 m away | 95 m² | 161 m² | +66 m² +69% | 2020 |
|---|
| 110, Stondon Park986 m away | 124 m² | 189 m² | +65 m² +52% | 2026 |
|---|
| 67, Sunderland Road289 m away | 219 m² | 284 m² | +65 m² +30% | 2023 |
|---|
| 72, Cranston Road713 m away | 95 m² | 160 m² | +65 m² +68% | 2022 |
|---|
| 42, Lowther Hill839 m away | 104 m² | 168 m² | +64 m² +62% | 2018 |
|---|
| 129, Cranston Road737 m away | 95 m² | 159 m² | +64 m² +67% | 2016 |
|---|
| 25, Haredon Close701 m away | 91 m² | 155 m² | +64 m² +70% | 2015 |
|---|
| 49, Beadnell Road233 m away | 114 m² | 175 m² | +61 m² +54% | 2021 |
|---|
| 71, Canonbie Road683 m away | 108 m² | 169 m² | +61 m² +56% | 2021 |
|---|
| 27, Hengrave Road773 m away | 109 m² | 170 m² | +61 m² +56% | 2017 |
|---|
| 5, Beaumaris Mews909 m away | 58 m² | 118 m² | +60 m² +103% | 2023 |
|---|
| 4, Canonbie Road931 m away | 104 m² | 164 m² | +60 m² +58% | 2023 |
|---|
| 27, Ringmore Rise815 m away | 102 m² | 162 m² | +60 m² +59% | 2021 |
|---|
| 4, Fairlie Gardens540 m away | 85 m² | 145 m² | +60 m² +71% | 2019 |
|---|
| 21, Aylward Road738 m away | 144 m² | 203 m² | +59 m² +41% | 2026 |
|---|
| 134, Westwood Park842 m away | 103 m² | 160 m² | +57 m² +55% | 2023 |
|---|
| 13, Netherby Road817 m away | 94 m² | 151 m² | +57 m² +61% | 2020 |
|---|
| 14, Agnew Road716 m away | 122 m² | 178 m² | +56 m² +46% | 2022 |
|---|
| 23, Dunoon Road610 m away | 87 m² | 143 m² | +56 m² +64% | 2020 |
|---|
| 1, St Pauls Conversion, Taymount Rise615 m away | 139 m² | 195 m² | +56 m² +40% | 2016 |
|---|
| 12, Fermor Road883 m away | 104 m² | 160 m² | +56 m² +54% | 2016 |
|---|
| Flat 2, 14, Waldram Park Road181 m away | 115 m² | 170 m² | +55 m² +48% | 2021 |
|---|
| 5, Bovill Road754 m away | 91 m² | 146 m² | +55 m² +60% | 2021 |
|---|
| 5, Aylward Road738 m away | 140 m² | 194 m² | +54 m² +39% | 2025 |
|---|
| 8, Liphook Crescent666 m away | 84 m² | 138 m² | +54 m² +64% | 2013 |
|---|
| 46, Cranston Road543 m away | 86 m² | 139 m² | +53 m² +62% | 2025 |
|---|
| 56, Stanstead Road43 m away | 70 m² | 123 m² | +53 m² +76% | 2024 |
|---|
| 53, Whatman Road629 m away | 86 m² | 139 m² | +53 m² +62% | 2022 |
|---|
| 118, Woolstone Road886 m away | 101 m² | 154 m² | +53 m² +52% | 2017 |
|---|
| 84, Brockley Rise987 m away | 47 m² | 99 m² | +52 m² +111% | 2024 |
|---|
| 148, Cranston Road713 m away | 90 m² | 142 m² | +52 m² +58% | 2017 |
|---|
| 4, Church View, Sunderland Road471 m away | 106 m² | 158 m² | +52 m² +49% | 2015 |
|---|
| 42, Thorpewood Avenue975 m away | 84 m² | 135 m² | +51 m² +61% | 2026 |
|---|
| 8a, Ebsworth Street551 m away | 59 m² | 110 m² | +51 m² +86% | 2024 |
|---|
| 51b, Elsinore Road772 m away | 65 m² | 116 m² | +51 m² +78% | 2024 |
|---|
| 65a, Hurstbourne Road850 m away | 73 m² | 124 m² | +51 m² +70% | 2021 |
|---|
| 5, Duncombe Hill949 m away | 121 m² | 172 m² | +51 m² +42% | 2018 |
|---|
| 29, Perry Vale283 m away | 39 m² | 90 m² | +51 m² +131% | 2016 |
|---|
| 85, Colfe Road544 m away | 89 m² | 140 m² | +51 m² +57% | 2014 |
|---|
| 23, Aylward Road738 m away | 178 m² | 228 m² | +50 m² +28% | 2026 |
|---|
| 11, Ewelme Road350 m away | 105 m² | 155 m² | +50 m² +48% | 2024 |
|---|
| 32, Trilby Road462 m away | 77 m² | 127 m² | +50 m² +65% | 2023 |
|---|
| 45, Whatman Road629 m away | 82 m² | 131 m² | +49 m² +60% | 2026 |
|---|
| 10, Horniman Drive551 m away | 97 m² | 146 m² | +49 m² +51% | 2020 |
|---|
| 26, Wood Vale908 m away | 98 m² | 147 m² | +49 m² +50% | 2020 |
|---|
| 13, Ringmore Rise815 m away | 106 m² | 155 m² | +49 m² +46% | 2015 |
|---|
| 25, Canonbie Road903 m away | 76 m² | 125 m² | +49 m² +64% | 2013 |
|---|
| 35, Elsinore Road772 m away | 138 m² | 186 m² | +48 m² +35% | 2026 |
|---|
| 70a, Wood Vale967 m away | 146 m² | 194 m² | +48 m² +33% | 2022 |
|---|
| 11a, Ewelme Road350 m away | 104 m² | 151 m² | +47 m² +45% | 2026 |
|---|
| 7, Kilmorie Road685 m away | 132 m² | 179 m² | +47 m² +36% | 2024 |
|---|
| 103, Bovill Road491 m away | 71 m² | 118 m² | +47 m² +66% | 2022 |
|---|
| 8, Roundhay Close685 m away | 79 m² | 126 m² | +47 m² +59% | 2021 |
|---|
| 63, Vancouver Road788 m away | 122 m² | 169 m² | +47 m² +39% | 2021 |
|---|
| 52, Kilmorie Road637 m away | 149 m² | 195 m² | +46 m² +31% | 2025 |
|---|
| 6, Ebsworth Street551 m away | 69 m² | 115 m² | +46 m² +67% | 2022 |
|---|
| 23, Allenby Road976 m away | 119 m² | 165 m² | +46 m² +39% | 2022 |
|---|
| 6, Ewelme Road312 m away | 171 m² | 216 m² | +45 m² +26% | 2026 |
|---|
| Greenbury Cottage, 105a, Honor Oak Park912 m away | 66 m² | 111 m² | +45 m² +68% | 2025 |
|---|
| 34, Tewkesbury Avenue758 m away | 84 m² | 129 m² | +45 m² +54% | 2024 |
|---|
| 11, Ebsworth Street518 m away | 74 m² | 119 m² | +45 m² +61% | 2022 |
|---|
| 27, Marler Road997 m away | 124 m² | 169 m² | +45 m² +36% | 2020 |
|---|
| 21, Cibber Road493 m away | 51 m² | 96 m² | +45 m² +88% | 2016 |
|---|
| 26, Loxton Road547 m away | 93 m² | 138 m² | +45 m² +48% | 2015 |
|---|
| 163, Cranston Road737 m away | 95 m² | 138 m² | +43 m² +45% | 2025 |
|---|
| 25, Gabriel Street812 m away | 135 m² | 178 m² | +43 m² +32% | 2025 |
|---|
| 17, Wyleu Street912 m away | 133 m² | 176 m² | +43 m² +32% | 2024 |
|---|
| 26, Trilby Road462 m away | 76 m² | 119 m² | +43 m² +57% | 2019 |
|---|
| 18, Cleeve Hill616 m away | 34 m² | 77 m² | +43 m² +126% | 2016 |
|---|
| 10, Cranston Road543 m away | 129 m² | 172 m² | +43 m² +33% | 2012 |
|---|
| 1, Marler Road997 m away | 143 m² | 185 m² | +42 m² +29% | 2024 |
|---|
| 86a, Bovill Road512 m away | 70 m² | 112 m² | +42 m² +60% | 2023 |
|---|
| 64, Devonshire Road128 m away | 207 m² | 249 m² | +42 m² +20% | 2022 |
|---|
| 55, Whatman Road629 m away | 89 m² | 131 m² | +42 m² +47% | 2021 |
|---|
| 13c, Havelock Walk343 m away | 62 m² | 104 m² | +42 m² +68% | 2020 |
|---|
| 42, Wood Vale908 m away | 124 m² | 166 m² | +42 m² +34% | 2012 |
|---|
| 73, Kilmorie Road685 m away | 121 m² | 162 m² | +41 m² +34% | 2026 |
|---|
| 22, Havelock Walk343 m away | 35 m² | 76 m² | +41 m² +117% | 2023 |
|---|
| Flat B, 178, Stanstead Road596 m away | 58 m² | 99 m² | +41 m² +71% | 2022 |
|---|
| 18, Davids Road294 m away | 49 m² | 90 m² | +41 m² +84% | 2020 |
|---|
| 54, Westwood Park842 m away | 103 m² | 144 m² | +41 m² +40% | 2012 |
|---|
| 30, Thorpewood Avenue975 m away | 168 m² | 209 m² | +41 m² +24% | 2012 |
|---|
| 174, Stanstead Road500 m away | 50 m² | 91 m² | +41 m² +82% | 2010 |
|---|
| 50, Rockbourne Road86 m away | 120 m² | 160 m² | +40 m² +33% | 2026 |
|---|
| Flat 26, Valentine Court, Perry Vale577 m away | 44 m² | 84 m² | +40 m² +91% | 2022 |
|---|
| 5, Colfe Road482 m away | 119 m² | 159 m² | +40 m² +34% | 2017 |
|---|
| 194, Grierson Road861 m away | 76 m² | 116 m² | +40 m² +53% | 2017 |
|---|
| 105, London Road743 m away | 125 m² | 164 m² | +39 m² +31% | 2026 |
|---|
| 19, Kemble Road376 m away | 129 m² | 168 m² | +39 m² +30% | 2023 |
|---|
| 73, Sunderland Road289 m away | 238 m² | 277 m² | +39 m² +16% | 2021 |
|---|
| 23c, Church Rise314 m away | 112 m² | 151 m² | +39 m² +35% | 2015 |
|---|
| 46, Colfe Road428 m away | 117 m² | 155 m² | +38 m² +32% | 2026 |
|---|
| 76a, Brockley Rise987 m away | 60 m² | 98 m² | +38 m² +63% | 2026 |
|---|
| 30, Honor Oak Road595 m away | 92 m² | 130 m² | +38 m² +41% | 2025 |
|---|
| 1, Beaumaris Mews913 m away | 56 m² | 94 m² | +38 m² +68% | 2024 |
|---|
| 34, Woodcombe Crescent244 m away | 117 m² | 155 m² | +38 m² +32% | 2023 |
|---|
| 12, Trilby Road462 m away | 85 m² | 123 m² | +38 m² +45% | 2023 |
|---|
| 50, Stanstead Road43 m away | 79 m² | 117 m² | +38 m² +48% | 2020 |
|---|
| 43, Woodcombe Crescent244 m away | 113 m² | 151 m² | +38 m² +34% | 2020 |
|---|
| 113, Woolstone Road968 m away | 98 m² | 136 m² | +38 m² +39% | 2020 |
|---|
| 51, Ringmore Rise722 m away | 126 m² | 163 m² | +37 m² +29% | 2026 |
|---|
| 191e, Perry Vale849 m away | 55 m² | 92 m² | +37 m² +67% | 2026 |
|---|
| 23, Benson Road322 m away | 129 m² | 166 m² | +37 m² +29% | 2025 |
|---|
| 58, Trilby Road462 m away | 96 m² | 133 m² | +37 m² +39% | 2025 |
|---|
| 25, Dunoon Road610 m away | 83 m² | 120 m² | +37 m² +45% | 2025 |
|---|
| 82, Stanstead Road107 m away | 83 m² | 120 m² | +37 m² +45% | 2023 |
|---|
| Flat A, 35, Waldram Park Road142 m away | 60 m² | 97 m² | +37 m² +62% | 2022 |
|---|
| 78, Como Road776 m away | 85 m² | 122 m² | +37 m² +44% | 2022 |
|---|
| 32, Whatman Road664 m away | 89 m² | 126 m² | +37 m² +42% | 2019 |
|---|
| 36a, Garthorne Road646 m away | 93 m² | 130 m² | +37 m² +40% | 2014 |
|---|
| 163, Westwood Park912 m away | 122 m² | 159 m² | +37 m² +30% | 2014 |
|---|
| 20, Cranston Road543 m away | 116 m² | 153 m² | +37 m² +32% | 2011 |
|---|
| 21, Marler Road997 m away | 148 m² | 184 m² | +36 m² +24% | 2026 |
|---|
| 131, Westwood Park912 m away | 98 m² | 134 m² | +36 m² +37% | 2025 |
|---|
| 161, Honor Oak Road411 m away | 82 m² | 118 m² | +36 m² +44% | 2023 |
|---|
| 49, Thorpewood Avenue816 m away | 133 m² | 169 m² | +36 m² +27% | 2023 |
|---|
| 62, Woolstone Road905 m away | 99 m² | 135 m² | +36 m² +36% | 2023 |
|---|
| 28, Stanstead Road43 m away | 106 m² | 142 m² | +36 m² +34% | 2020 |
|---|
| 4, Julian Tayler Path968 m away | 89 m² | 125 m² | +36 m² +40% | 2019 |
|---|
| 29, Sunderland Road289 m away | 47 m² | 83 m² | +36 m² +77% | 2016 |
|---|
| Flat 8, Hosford House, 48, Devonshire Road165 m away | 61 m² | 97 m² | +36 m² +59% | 2012 |
|---|
| 1, Moonlight Drive968 m away | 146 m² | 181 m² | +35 m² +24% | 2026 |
|---|
| 65, Westwood Park842 m away | 105 m² | 140 m² | +35 m² +33% | 2025 |
|---|
| 14, Honor Oak Rise924 m away | 218 m² | 253 m² | +35 m² +16% | 2025 |
|---|
| 2, The Fieldings333 m away | 76 m² | 111 m² | +35 m² +46% | 2024 |
|---|
| Flat A, 34, Gabriel Street817 m away | 26 m² | 61 m² | +35 m² +135% | 2021 |
|---|
| 51, Whatman Road629 m away | 95 m² | 130 m² | +35 m² +37% | 2019 |
|---|
| 21, Ackroyd Road735 m away | 133 m² | 168 m² | +35 m² +26% | 2016 |
|---|
| 128, Westwood Park842 m away | 118 m² | 153 m² | +35 m² +30% | 2016 |
|---|
| 64, Siddons Road742 m away | 116 m² | 151 m² | +35 m² +30% | 2015 |
|---|
| 47, Kemble Road376 m away | 103 m² | 138 m² | +35 m² +34% | 2013 |
|---|
| 33, Benson Road322 m away | 29 m² | 64 m² | +35 m² +121% | 2012 |
|---|
| 75, Longfield Crescent840 m away | 73 m² | 108 m² | +35 m² +48% | 2011 |
|---|
| 9, Derby Hill Crescent730 m away | 106 m² | 140 m² | +34 m² +32% | 2025 |
|---|
| 60, Hurstbourne Road798 m away | 83 m² | 117 m² | +34 m² +41% | 2024 |
|---|
| 18, Elsinore Road726 m away | 124 m² | 158 m² | +34 m² +27% | 2021 |
|---|
| 94, Kemble Road343 m away | 70 m² | 104 m² | +34 m² +49% | 2020 |
|---|
| 98, Kemble Road343 m away | 69 m² | 103 m² | +34 m² +49% | 2019 |
|---|
| 53b, Dartmouth Road513 m away | 86 m² | 120 m² | +34 m² +40% | 2019 |
|---|
| 1, Ebsworth Street518 m away | 73 m² | 107 m² | +34 m² +47% | 2018 |
|---|
| 80, Bovill Road512 m away | 76 m² | 110 m² | +34 m² +45% | 2014 |
|---|
| 29, Hurstbourne Road850 m away | 42 m² | 76 m² | +34 m² +81% | 2011 |
|---|
| 54, Whatman Road664 m away | 92 m² | 125 m² | +33 m² +36% | 2026 |
|---|
| 135, Grierson Road854 m away | 97 m² | 130 m² | +33 m² +34% | 2026 |
|---|
| 24, Derby Hill Crescent730 m away | 102 m² | 135 m² | +33 m² +32% | 2023 |
|---|
| 111a, Bovill Road491 m away | 76 m² | 109 m² | +33 m² +43% | 2022 |
|---|
| 88a, Bovill Road512 m away | 70 m² | 103 m² | +33 m² +47% | 2021 |
|---|
| 26a, Como Road599 m away | 76 m² | 109 m² | +33 m² +43% | 2021 |
|---|
| 176, Grierson Road861 m away | 102 m² | 135 m² | +33 m² +32% | 2021 |
|---|
| 18, Duncombe Hill912 m away | 76 m² | 109 m² | +33 m² +43% | 2021 |
|---|
| Flat 13, Fitzwilliam Heights, 21, Taymount Rise618 m away | 84 m² | 117 m² | +33 m² +39% | 2014 |
|---|
| 101, Bovill Road491 m away | 75 m² | 107 m² | +32 m² +43% | 2025 |
|---|
| 72a, Garthorne Road646 m away | 91 m² | 123 m² | +32 m² +35% | 2024 |
|---|
| 23a, Ebsworth Street518 m away | 67 m² | 99 m² | +32 m² +48% | 2019 |
|---|
| 20, Trilby Road462 m away | 81 m² | 113 m² | +32 m² +40% | 2014 |
|---|
| 33, Dunoon Road610 m away | 128 m² | 159 m² | +31 m² +24% | 2025 |
|---|
| 32, Hyndewood975 m away | 103 m² | 134 m² | +31 m² +30% | 2024 |
|---|
| 42, Trilby Road462 m away | 66 m² | 97 m² | +31 m² +47% | 2021 |
|---|
| 76a, Bovill Road512 m away | 85 m² | 116 m² | +31 m² +36% | 2021 |
|---|
| 76, Cranston Road713 m away | 116 m² | 147 m² | +31 m² +27% | 2015 |
|---|
| 144, Woolstone Road886 m away | 99 m² | 130 m² | +31 m² +31% | 2013 |
|---|
| 30, Cranston Road543 m away | 103 m² | 133 m² | +30 m² +29% | 2026 |
|---|
| Flat 14, Fitzwilliam Heights, 21, Taymount Rise618 m away | 86 m² | 116 m² | +30 m² +35% | 2025 |
|---|
| Flat 15, Drakes Court, Devonshire Road211 m away | 45 m² | 75 m² | +30 m² +67% | 2024 |
|---|
| 36, Vestris Road510 m away | 69 m² | 99 m² | +30 m² +43% | 2023 |
|---|
| 49, Boveney Road669 m away | 104 m² | 134 m² | +30 m² +29% | 2023 |
|---|
| 53, Siddons Road670 m away | 112 m² | 142 m² | +30 m² +27% | 2023 |
|---|
| 47, Garthorne Road464 m away | 88 m² | 118 m² | +30 m² +34% | 2022 |
|---|
| 62, Garthorne Road646 m away | 92 m² | 122 m² | +30 m² +33% | 2022 |
|---|
| 36b, Ballina Street867 m away | 50 m² | 80 m² | +30 m² +60% | 2018 |
|---|
| 8, Duncombe Hill912 m away | 84 m² | 114 m² | +30 m² +36% | 2016 |
|---|
| 84, Colfe Road505 m away | 96 m² | 126 m² | +30 m² +31% | 2014 |
|---|
| Flat 4, 111, Dartmouth Road795 m away | 42 m² | 72 m² | +30 m² +71% | 2013 |
|---|
| 90a, Hurstbourne Road931 m away | 57 m² | 87 m² | +30 m² +53% | 2012 |
|---|