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 BN3 2DJ
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 |
|---|---|---|---|---|
| 6, Princes Crescent359 m away | 283 m² | 466 m² | +183 m² +65% | 2022 |
| 14, Carlisle Road773 m away | 110 m² | 265 m² | +155 m² +141% | 2013 |
| 5, Selborne Road846 m away | 134 m² | 271 m² | +137 m² +102% | 2020 |
| Flat 3, 179, Kingsway574 m away | 126 m² | 238 m² | +112 m² +89% | 2013 |
| 78a, New Church Road816 m away | 125 m² | 236 m² | +111 m² +89% | 2024 |
| 17, Reynolds Road873 m away | 110 m² | 218 m² | +108 m² +98% | 2016 |
| Flat 30, Victoria Court, 16, Grand Avenue630 m away | 124 m² | 231 m² | +107 m² +86% | 2026 |
| 18, Denmark Villas688 m away | 179 m² | 285 m² | +106 m² +59% | 2020 |
| 69, Langdale Road781 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 |
| 196 m² |
| +105 m² +115% |
| 2011 |
| 13, Langdale Gardens884 m away | 77 m² | 172 m² | +95 m² +123% | 2019 |
|---|
| 60, Langdale Gardens889 m away | 70 m² | 162 m² | +92 m² +131% | 2018 |
|---|
| 16, Kings Gardens555 m away | 102 m² | 194 m² | +92 m² +90% | 2011 |
|---|
| 24, Westbourne Villas507 m away | 275 m² | 364 m² | +89 m² +32% | 2017 |
|---|
| 36, Medina Villas344 m away | 422 m² | 510 m² | +88 m² +21% | 2022 |
|---|
| 55, Pembroke Crescent447 m away | 91 m² | 177 m² | +86 m² +95% | 2016 |
|---|
| 9, Copthorne Court, 44, The Drive648 m away | 86 m² | 170 m² | +84 m² +98% | 2023 |
|---|
| 38, New Church Road359 m away | 172 m² | 254 m² | +82 m² +48% | 2019 |
|---|
| 9, Modena Road660 m away | 78 m² | 158 m² | +80 m² +103% | 2018 |
|---|
| 89, New Church Road922 m away | 142 m² | 221 m² | +79 m² +56% | 2012 |
|---|
| 19, Sackville Gardens527 m away | 185 m² | 263 m² | +78 m² +42% | 2020 |
|---|
| 31, Clarendon Villas446 m away | 74 m² | 152 m² | +78 m² +105% | 2012 |
|---|
| 38, Hogarth Road961 m away | 140 m² | 217 m² | +77 m² +55% | 2016 |
|---|
| 39, Braemore Road929 m away | 128 m² | 204 m² | +76 m² +59% | 2023 |
|---|
| Basement Vault, 8, Kings Gardens583 m away | 72 m² | 146 m² | +74 m² +103% | 2023 |
|---|
| 18, Rutland Gardens630 m away | 203 m² | 277 m² | +74 m² +36% | 2016 |
|---|
| 100, New Church Road922 m away | 60 m² | 133 m² | +73 m² +122% | 2020 |
|---|
| 85, New Church Road922 m away | 163 m² | 234 m² | +71 m² +44% | 2024 |
|---|
| 21, Walsingham Road609 m away | 167 m² | 237 m² | +70 m² +42% | 2023 |
|---|
| 34, Raphael Road763 m away | 130 m² | 200 m² | +70 m² +54% | 2020 |
|---|
| Flat 30, 4, Grand Avenue725 m away | 63 m² | 132 m² | +69 m² +110% | 2022 |
|---|
| 68, Braemore Road966 m away | 67 m² | 135 m² | +68 m² +101% | 2011 |
|---|
| 77b, Carlisle Road697 m away | 162 m² | 229 m² | +67 m² +41% | 2026 |
|---|
| 5, Byron Street651 m away | 74 m² | 140 m² | +66 m² +89% | 2026 |
|---|
| 31, Lawrence Road696 m away | 81 m² | 147 m² | +66 m² +81% | 2014 |
|---|
| 15, Modena Road660 m away | 170 m² | 235 m² | +65 m² +38% | 2022 |
|---|
| 26, Reynolds Road873 m away | 116 m² | 180 m² | +64 m² +55% | 2025 |
|---|
| 77, New Church Road922 m away | 342 m² | 406 m² | +64 m² +19% | 2025 |
|---|
| 41, Cowper Street580 m away | 93 m² | 157 m² | +64 m² +69% | 2019 |
|---|
| 60, Walsingham Road663 m away | 125 m² | 189 m² | +64 m² +51% | 2016 |
|---|
| Flat 3, 14, Sackville Gardens577 m away | 53 m² | 117 m² | +64 m² +121% | 2014 |
|---|
| 118, Portland Road611 m away | 57 m² | 120 m² | +63 m² +111% | 2021 |
|---|
| 206, Church Road0 m away | 51 m² | 114 m² | +63 m² +124% | 2016 |
|---|
| 84, Sackville Road576 m away | 119 m² | 181 m² | +62 m² +52% | 2017 |
|---|
| Flat 2, Amberley Court, 22, Second Avenue826 m away | 78 m² | 140 m² | +62 m² +79% | 2016 |
|---|
| 29, Denmark Villas691 m away | 186 m² | 247 m² | +61 m² +33% | 2026 |
|---|
| 16, Brooker Street272 m away | 64 m² | 125 m² | +61 m² +95% | 2021 |
|---|
| 11, Hove Street273 m away | 131 m² | 192 m² | +61 m² +47% | 2014 |
|---|
| 54, Langdale Gardens889 m away | 177 m² | 237 m² | +60 m² +34% | 2024 |
|---|
| 29, Landseer Road991 m away | 100 m² | 160 m² | +60 m² +60% | 2015 |
|---|
| Flat 2, 15, Kings Gardens555 m away | 68 m² | 127 m² | +59 m² +87% | 2019 |
|---|
| 24, Rutland Gardens630 m away | 180 m² | 237 m² | +57 m² +32% | 2020 |
|---|
| 214, Church Road0 m away | 54 m² | 111 m² | +57 m² +106% | 2019 |
|---|
| 35, Seafield Road219 m away | 170 m² | 227 m² | +57 m² +34% | 2014 |
|---|
| 18, Hova Villas381 m away | 49 m² | 106 m² | +57 m² +116% | 2014 |
|---|
| 32, Hova Villas381 m away | 126 m² | 182 m² | +56 m² +44% | 2023 |
|---|
| 31, Albany Villas396 m away | 59 m² | 115 m² | +56 m² +95% | 2014 |
|---|
| Flat 5, Royal Court, 8, Kings Gardens583 m away | 133 m² | 189 m² | +56 m² +42% | 2011 |
|---|
| Flat 3, 24, First Avenue908 m away | 47 m² | 102 m² | +55 m² +117% | 2021 |
|---|
| 10, Salisbury Road944 m away | 38 m² | 93 m² | +55 m² +145% | 2017 |
|---|
| 8, Osborne Villas282 m away | 98 m² | 153 m² | +55 m² +56% | 2011 |
|---|
| 34, Church Road711 m away | 39 m² | 94 m² | +55 m² +141% | 2011 |
|---|
| 53, Ventnor Villas358 m away | 48 m² | 103 m² | +55 m² +115% | 2009 |
|---|
| 97, Sackville Road583 m away | 55 m² | 109 m² | +54 m² +98% | 2025 |
|---|
| 1, Goldstone Road543 m away | 50 m² | 104 m² | +54 m² +108% | 2023 |
|---|
| 151, Westbourne Street762 m away | 38 m² | 92 m² | +54 m² +142% | 2019 |
|---|
| 14, Aymer Road193 m away | 204 m² | 257 m² | +53 m² +26% | 2022 |
|---|
| 21, Vallance Road45 m away | 68 m² | 121 m² | +53 m² +78% | 2021 |
|---|
| 49, Sackville Gardens527 m away | 157 m² | 210 m² | +53 m² +34% | 2017 |
|---|
| 2, Hova Villas381 m away | 53 m² | 106 m² | +53 m² +100% | 2015 |
|---|
| 91, St Aubyns174 m away | 75 m² | 128 m² | +53 m² +71% | 2013 |
|---|
| Flat 34, Ashdown, Eaton Road958 m away | 100 m² | 153 m² | +53 m² +53% | 2011 |
|---|
| Ground Floor West, 10, Grand Avenue711 m away | 83 m² | 135 m² | +52 m² +63% | 2024 |
|---|
| 120, Shirley Street536 m away | 83 m² | 135 m² | +52 m² +63% | 2020 |
|---|
| 45, Sackville Gardens527 m away | 141 m² | 193 m² | +52 m² +37% | 2017 |
|---|
| 20, Denmark Villas688 m away | 66 m² | 118 m² | +52 m² +79% | 2011 |
|---|
| 38, Marmion Road988 m away | 102 m² | 153 m² | +51 m² +50% | 2026 |
|---|
| 12, Connaught Terrace280 m away | 104 m² | 155 m² | +51 m² +49% | 2023 |
|---|
| 7, Clarendon Villas488 m away | 211 m² | 262 m² | +51 m² +24% | 2018 |
|---|
| 48, Livingstone Road650 m away | 44 m² | 95 m² | +51 m² +116% | 2014 |
|---|
| 28, Viceroy Lodge, 143, Kingsway372 m away | 84 m² | 134 m² | +50 m² +60% | 2014 |
|---|
| 27, Viceroy Lodge, 143, Kingsway372 m away | 84 m² | 134 m² | +50 m² +60% | 2014 |
|---|
| 19, Connaught Terrace280 m away | 108 m² | 157 m² | +49 m² +45% | 2023 |
|---|
| Flat 7, Vallance Court, Hove Street132 m away | 91 m² | 140 m² | +49 m² +54% | 2020 |
|---|
| 28, Brooker Street272 m away | 103 m² | 152 m² | +49 m² +48% | 2018 |
|---|
| 27, Pembroke Avenue353 m away | 96 m² | 144 m² | +48 m² +50% | 2023 |
|---|
| 42d, Norton Road545 m away | 117 m² | 165 m² | +48 m² +41% | 2022 |
|---|
| 32, Shelley Road757 m away | 74 m² | 122 m² | +48 m² +65% | 2012 |
|---|
| 24, Brooker Street272 m away | 98 m² | 145 m² | +47 m² +48% | 2026 |
|---|
| 92, New Church Road922 m away | 139 m² | 186 m² | +47 m² +34% | 2026 |
|---|
| 39, Sackville Road289 m away | 194 m² | 241 m² | +47 m² +24% | 2022 |
|---|
| 14, Denmark Mews772 m away | 129 m² | 176 m² | +47 m² +36% | 2020 |
|---|
| 61, Goldstone Road506 m away | 43 m² | 90 m² | +47 m² +109% | 2019 |
|---|
| Flat 26, Grand Avenue Mansions, Grand Avenue622 m away | 65 m² | 112 m² | +47 m² +72% | 2019 |
|---|
| 13, Oxford Mews862 m away | 72 m² | 119 m² | +47 m² +65% | 2019 |
|---|
| Flat 1, 15, Fourth Avenue517 m away | 127 m² | 174 m² | +47 m² +37% | 2014 |
|---|
| 37, Brooker Street272 m away | 110 m² | 156 m² | +46 m² +42% | 2025 |
|---|
| 4, Osborne Villas282 m away | 55 m² | 101 m² | +46 m² +84% | 2023 |
|---|
| 28, Pembroke Crescent406 m away | 175 m² | 221 m² | +46 m² +26% | 2023 |
|---|
| 188a, Church Road0 m away | 46 m² | 92 m² | +46 m² +100% | 2019 |
|---|
| 44, Belfast Street275 m away | 85 m² | 131 m² | +46 m² +54% | 2019 |
|---|
| 67, Cowper Street580 m away | 86 m² | 132 m² | +46 m² +53% | 2018 |
|---|
| 140, Sackville Road915 m away | 52 m² | 98 m² | +46 m² +88% | 2018 |
|---|
| 40, Wordsworth Street601 m away | 60 m² | 105 m² | +45 m² +75% | 2024 |
|---|
| Flat 7, 3, Third Avenue596 m away | 51 m² | 96 m² | +45 m² +88% | 2020 |
|---|
| 54, Braemore Road966 m away | 140 m² | 185 m² | +45 m² +32% | 2020 |
|---|
| 30b, Third Avenue526 m away | 85 m² | 130 m² | +45 m² +53% | 2017 |
|---|
| 14, Goldstone Villas550 m away | 58 m² | 103 m² | +45 m² +78% | 2016 |
|---|
| 54, Sackville Gardens577 m away | 102 m² | 146 m² | +44 m² +43% | 2019 |
|---|
| 37, Ruskin Road943 m away | 100 m² | 144 m² | +44 m² +44% | 2019 |
|---|
| 37, Carlisle Road737 m away | 150 m² | 194 m² | +44 m² +29% | 2018 |
|---|
| 6, Carlisle Road773 m away | 42 m² | 86 m² | +44 m² +105% | 2016 |
|---|
| 35, Tisbury Road575 m away | 63 m² | 107 m² | +44 m² +70% | 2011 |
|---|
| 63, Westbourne Street503 m away | 39 m² | 83 m² | +44 m² +113% | 2010 |
|---|
| 8, Tamworth Road798 m away | 102 m² | 145 m² | +43 m² +42% | 2026 |
|---|
| 14, Connaught Terrace280 m away | 107 m² | 150 m² | +43 m² +40% | 2022 |
|---|
| Flat 4, 57, Pembroke Crescent447 m away | 33 m² | 76 m² | +43 m² +130% | 2020 |
|---|
| 20, Medina Villas288 m away | 62 m² | 105 m² | +43 m² +69% | 2019 |
|---|
| 3, Molesworth Street909 m away | 89 m² | 131 m² | +42 m² +47% | 2026 |
|---|
| Flat 8, 24, Second Avenue826 m away | 70 m² | 112 m² | +42 m² +60% | 2022 |
|---|
| 66, Denmark Villas867 m away | 63 m² | 105 m² | +42 m² +67% | 2020 |
|---|
| 18d, Clarendon Villas443 m away | 49 m² | 91 m² | +42 m² +86% | 2019 |
|---|
| 80, Goldstone Villas782 m away | 58 m² | 100 m² | +42 m² +72% | 2019 |
|---|
| 13, Langdale Road817 m away | 147 m² | 189 m² | +42 m² +29% | 2018 |
|---|
| 67, Westbourne Street503 m away | 44 m² | 85 m² | +41 m² +93% | 2019 |
|---|
| 2, Raphael Road763 m away | 205 m² | 246 m² | +41 m² +20% | 2018 |
|---|
| Flat 5, 62, The Drive808 m away | 65 m² | 106 m² | +41 m² +63% | 2013 |
|---|
| 36, Stirling Place186 m away | 93 m² | 133 m² | +40 m² +43% | 2023 |
|---|
| 12, Haddington Street344 m away | 85 m² | 125 m² | +40 m² +47% | 2019 |
|---|
| 57, Montgomery Street645 m away | 77 m² | 117 m² | +40 m² +52% | 2019 |
|---|
| Flat 26, Veric, 16 - 18, Eaton Gardens777 m away | 41 m² | 81 m² | +40 m² +98% | 2015 |
|---|
| 4, Rutland Road749 m away | 116 m² | 156 m² | +40 m² +34% | 2013 |
|---|
| Flat 1, 40, Medina Villas406 m away | 35 m² | 75 m² | +40 m² +114% | 2010 |
|---|
| Flat 2, 51, Clarendon Villas446 m away | 44 m² | 83 m² | +39 m² +89% | 2023 |
|---|
| 40, Langdale Road821 m away | 124 m² | 163 m² | +39 m² +31% | 2023 |
|---|
| Flat 3, 74, Denmark Villas867 m away | 69 m² | 108 m² | +39 m² +57% | 2022 |
|---|
| 72, Tamworth Road932 m away | 96 m² | 135 m² | +39 m² +41% | 2022 |
|---|
| 34, Coleridge Street720 m away | 78 m² | 117 m² | +39 m² +50% | 2020 |
|---|
| 40, Marmion Road988 m away | 101 m² | 140 m² | +39 m² +39% | 2020 |
|---|
| 7, Shelley Road757 m away | 92 m² | 131 m² | +39 m² +42% | 2019 |
|---|
| 34, Belfast Street275 m away | 90 m² | 129 m² | +39 m² +43% | 2016 |
|---|
| 70, Marmion Road988 m away | 101 m² | 140 m² | +39 m² +39% | 2014 |
|---|
| 78, Byron Street715 m away | 27 m² | 66 m² | +39 m² +144% | 2009 |
|---|
| 7, Shakespeare Street758 m away | 90 m² | 128 m² | +38 m² +42% | 2024 |
|---|
| 78, New Church Road816 m away | 113 m² | 151 m² | +38 m² +34% | 2024 |
|---|
| 15, Braemore Road929 m away | 166 m² | 204 m² | +38 m² +23% | 2024 |
|---|
| 120, Sackville Road915 m away | 115 m² | 153 m² | +38 m² +33% | 2022 |
|---|
| 82, Tamworth Road932 m away | 95 m² | 133 m² | +38 m² +40% | 2022 |
|---|
| 16, Connaught Terrace280 m away | 104 m² | 142 m² | +38 m² +37% | 2020 |
|---|
| 59, Tamworth Road932 m away | 92 m² | 130 m² | +38 m² +41% | 2018 |
|---|
| Flat 33, Viceroy Lodge, 143, Kingsway372 m away | 96 m² | 134 m² | +38 m² +40% | 2014 |
|---|
| 3, Kings Mews575 m away | 78 m² | 116 m² | +38 m² +49% | 2013 |
|---|
| 67, Livingstone Road618 m away | 26 m² | 64 m² | +38 m² +146% | 2013 |
|---|
| 40, Belfast Street275 m away | 87 m² | 124 m² | +37 m² +43% | 2024 |
|---|
| Flat 4, 10, Eaton Road579 m away | 60 m² | 97 m² | +37 m² +62% | 2024 |
|---|
| 22, Kendal Road995 m away | 93 m² | 130 m² | +37 m² +40% | 2023 |
|---|
| 19, Norton Road455 m away | 61 m² | 98 m² | +37 m² +61% | 2016 |
|---|
| 170, Westbourne Street762 m away | 39 m² | 76 m² | +37 m² +95% | 2016 |
|---|
| 34, Brooker Street272 m away | 105 m² | 141 m² | +36 m² +34% | 2026 |
|---|
| 80, Church Road390 m away | 43 m² | 79 m² | +36 m² +84% | 2026 |
|---|
| 26, Prinsep Road892 m away | 111 m² | 147 m² | +36 m² +32% | 2025 |
|---|
| Flat 5, 51, Clarendon Villas446 m away | 44 m² | 80 m² | +36 m² +82% | 2023 |
|---|
| 38, Landseer Road991 m away | 110 m² | 146 m² | +36 m² +33% | 2022 |
|---|
| Flat 1, 16, Sackville Road164 m away | 46 m² | 82 m² | +36 m² +78% | 2021 |
|---|
| 11, Leighton Road968 m away | 115 m² | 151 m² | +36 m² +31% | 2019 |
|---|
| 61, Langdale Gardens852 m away | 109 m² | 145 m² | +36 m² +33% | 2018 |
|---|
| 114, Shirley Street536 m away | 95 m² | 131 m² | +36 m² +38% | 2017 |
|---|
| Flat 4, 16, First Avenue908 m away | 50 m² | 86 m² | +36 m² +72% | 2015 |
|---|
| Flat 4, 183, Kingsway574 m away | 68 m² | 104 m² | +36 m² +53% | 2013 |
|---|
| Flat 4, 165 - 167, Kingsway574 m away | 93 m² | 128 m² | +35 m² +38% | 2026 |
|---|
| 116, Clarendon Road648 m away | 90 m² | 125 m² | +35 m² +39% | 2026 |
|---|
| 1, Courtyard Lane680 m away | 162 m² | 197 m² | +35 m² +22% | 2025 |
|---|
| 3, Mortimer Road948 m away | 99 m² | 134 m² | +35 m² +35% | 2025 |
|---|
| Flat 1, 21, Third Avenue596 m away | 100 m² | 135 m² | +35 m² +35% | 2024 |
|---|
| 86, Westbourne Street653 m away | 88 m² | 123 m² | +35 m² +40% | 2023 |
|---|
| 58, Lawrence Road868 m away | 132 m² | 167 m² | +35 m² +27% | 2021 |
|---|
| 28, Connaught Terrace280 m away | 107 m² | 142 m² | +35 m² +33% | 2019 |
|---|
| Flat 13, Tennyson Court, Byron Street643 m away | 85 m² | 120 m² | +35 m² +41% | 2019 |
|---|
| Flat 5, 55, The Drive726 m away | 56 m² | 91 m² | +35 m² +63% | 2019 |
|---|
| 4, Pendragon Court883 m away | 67 m² | 102 m² | +35 m² +52% | 2019 |
|---|
| 54b, Stirling Place186 m away | 66 m² | 101 m² | +35 m² +53% | 2018 |
|---|
| 18, Shakespeare Street758 m away | 83 m² | 118 m² | +35 m² +42% | 2016 |
|---|
| 46, Newtown Road954 m away | 90 m² | 125 m² | +35 m² +39% | 2014 |
|---|
| 9, Goldstone Villas573 m away | 36 m² | 71 m² | +35 m² +97% | 2013 |
|---|
| 5, Goldstone Road543 m away | 51 m² | 86 m² | +35 m² +69% | 2011 |
|---|
| 7, Hove Street273 m away | 119 m² | 154 m² | +35 m² +29% | 2009 |
|---|
| 20, Connaught Terrace280 m away | 108 m² | 142 m² | +34 m² +31% | 2022 |
|---|
| 66, Byron Street715 m away | 47 m² | 81 m² | +34 m² +72% | 2022 |
|---|
| 57, Shakespeare Street758 m away | 89 m² | 123 m² | +34 m² +38% | 2020 |
|---|
| 15, Prinsep Road892 m away | 103 m² | 137 m² | +34 m² +33% | 2020 |
|---|
| Flat 3, 35, First Avenue839 m away | 36 m² | 70 m² | +34 m² +94% | 2019 |
|---|
| 129, Livingstone Road618 m away | 51 m² | 85 m² | +34 m² +67% | 2015 |
|---|
| 2, Pembroke Avenue235 m away | 195 m² | 229 m² | +34 m² +17% | 2012 |
|---|
| 15, Walsingham Road609 m away | 193 m² | 226 m² | +33 m² +17% | 2026 |
|---|
| 26, Sackville Road299 m away | 117 m² | 150 m² | +33 m² +28% | 2024 |
|---|
| 103, Sackville Road583 m away | 136 m² | 169 m² | +33 m² +24% | 2024 |
|---|
| Flat 1, 51, Clarendon Villas446 m away | 50 m² | 83 m² | +33 m² +66% | 2023 |
|---|
| Flat 2, Gainsborough House, 4 - 6, Eaton Gardens664 m away | 89 m² | 122 m² | +33 m² +37% | 2023 |
|---|
| 62, Shirley Street536 m away | 81 m² | 114 m² | +33 m² +41% | 2022 |
|---|
| 4, Tamworth Road798 m away | 98 m² | 131 m² | +33 m² +34% | 2022 |
|---|
| 12, Landseer Road991 m away | 112 m² | 145 m² | +33 m² +29% | 2022 |
|---|