Finding extended homes…
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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 BR5 2NT
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 |
|---|---|---|---|---|
| 261, Chislehurst Road637 m away | 156 m² | 383 m² | +227 m² +146% | 2024 |
| 54, Marlings Park Avenue602 m away | 299 m² | 520 m² | +221 m² +74% | 2022 |
| 9, Sherborne Road455 m away | 138 m² | 323 m² | +185 m² +134% | 2025 |
| Whitecroft, Berens Way365 m away | 220 m² | 375 m² | +155 m² +70% | 2020 |
| 58, Marlings Park Avenue602 m away | 165 m² | 308 m² | +143 m² +87% | 2017 |
| 184, Chislehurst Road820 m away | 171 m² | 298 m² | +127 m² +74% | 2024 |
| 204, Leesons Hill786 m away | 212 m² | 330 m² | +118 m² +56% | 2016 |
| 45, Marlings Park Avenue602 m away | 137 m² | 254 m² | +117 m² +85% | 2016 |
| 44, Marlings Park Avenue |
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.
| 125 m² |
| 232 m² |
| +107 m² +86% |
| 2022 |
| 25, Lynton Avenue730 m away | 83 m² | 189 m² | +106 m² +128% | 2024 |
|---|
| 28, Wimborne Avenue266 m away | 97 m² | 194 m² | +97 m² +100% | 2022 |
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| 9, Marlings Close561 m away | 103 m² | 200 m² | +97 m² +94% | 2022 |
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| 55, Marlings Park Avenue602 m away | 198 m² | 290 m² | +92 m² +46% | 2026 |
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| 8, Clarendon Way357 m away | 138 m² | 229 m² | +91 m² +66% | 2015 |
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| 13, Kedleston Drive718 m away | 89 m² | 178 m² | +89 m² +100% | 2018 |
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| 3, Highfield Road659 m away | 167 m² | 252 m² | +85 m² +51% | 2022 |
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| 48, Petts Wood Road990 m away | 90 m² | 174 m² | +84 m² +93% | 2019 |
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| 150, Poverest Road562 m away | 115 m² | 198 m² | +83 m² +72% | 2025 |
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| 5, Marlings Park Avenue587 m away | 179 m² | 261 m² | +82 m² +46% | 2016 |
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| 59, Friar Road729 m away | 108 m² | 189 m² | +81 m² +75% | 2022 |
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| 7, Marlings Park Avenue587 m away | 145 m² | 225 m² | +80 m² +55% | 2022 |
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| Bellevue House, 156, Leesons Hill437 m away | 58 m² | 137 m² | +79 m² +136% | 2009 |
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| 177, Oakdene Road897 m away | 84 m² | 158 m² | +74 m² +88% | 2020 |
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| 175, Oakdene Road897 m away | 82 m² | 156 m² | +74 m² +90% | 2015 |
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| 9, Lynton Avenue730 m away | 97 m² | 170 m² | +73 m² +75% | 2014 |
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| 56, Kevington Drive376 m away | 125 m² | 197 m² | +72 m² +58% | 2022 |
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| 84, Sutherland Avenue739 m away | 127 m² | 199 m² | +72 m² +57% | 2016 |
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| 18, Lynmouth Rise712 m away | 82 m² | 153 m² | +71 m² +87% | 2015 |
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| 5, Curtismill Way748 m away | 75 m² | 146 m² | +71 m² +95% | 2012 |
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| 263, Chislehurst Road637 m away | 200 m² | 270 m² | +70 m² +35% | 2024 |
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| 241, Leesons Hill425 m away | 162 m² | 231 m² | +69 m² +43% | 2025 |
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| 60a, Marlings Park Avenue602 m away | 224 m² | 293 m² | +69 m² +31% | 2019 |
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| 70, Friar Road729 m away | 85 m² | 153 m² | +68 m² +80% | 2020 |
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| 38, Petts Wood Road803 m away | 121 m² | 186 m² | +65 m² +54% | 2022 |
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| 94, Friar Road653 m away | 71 m² | 134 m² | +63 m² +89% | 2023 |
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| 31, Berens Way377 m away | 139 m² | 202 m² | +63 m² +45% | 2020 |
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| 269, Leesons Hill786 m away | 115 m² | 177 m² | +62 m² +54% | 2019 |
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| 34, Ravensbury Road122 m away | 104 m² | 165 m² | +61 m² +59% | 2019 |
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| 97, Kevington Drive347 m away | 120 m² | 180 m² | +60 m² +50% | 2015 |
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| 9, Forest Way712 m away | 95 m² | 154 m² | +59 m² +62% | 2016 |
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| 63, Leesons Way778 m away | 76 m² | 134 m² | +58 m² +76% | 2024 |
|---|
| 62, Friar Road729 m away | 70 m² | 125 m² | +55 m² +79% | 2013 |
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| 37, Hood Avenue931 m away | 80 m² | 134 m² | +54 m² +68% | 2024 |
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| 178, Leesons Hill437 m away | 348 m² | 402 m² | +54 m² +16% | 2023 |
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| 37, Petts Wood Road824 m away | 125 m² | 179 m² | +54 m² +43% | 2014 |
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| 77, Kevington Drive347 m away | 105 m² | 157 m² | +52 m² +50% | 2015 |
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| 13, Friar Road882 m away | 121 m² | 172 m² | +51 m² +42% | 2016 |
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| 7, Englefield Close354 m away | 86 m² | 136 m² | +50 m² +58% | 2026 |
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| 50, Kevington Drive376 m away | 110 m² | 160 m² | +50 m² +45% | 2025 |
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| 71, Kevington Drive347 m away | 120 m² | 169 m² | +49 m² +41% | 2015 |
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| 180, Amherst Drive129 m away | 74 m² | 122 m² | +48 m² +65% | 2023 |
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| 192, Chislehurst Road820 m away | 137 m² | 185 m² | +48 m² +35% | 2023 |
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| 18, Ladywood Avenue902 m away | 97 m² | 145 m² | +48 m² +49% | 2023 |
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| 2, Kedleston Drive643 m away | 123 m² | 170 m² | +47 m² +38% | 2023 |
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| 51, Batchwood Green570 m away | 74 m² | 121 m² | +47 m² +64% | 2018 |
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| 159, Poverest Road635 m away | 81 m² | 128 m² | +47 m² +58% | 2017 |
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| 43, Greencourt Road969 m away | 102 m² | 149 m² | +47 m² +46% | 2012 |
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| 160, Poverest Road562 m away | 96 m² | 141 m² | +45 m² +47% | 2022 |
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| 1, Petts Wood Road824 m away | 101 m² | 146 m² | +45 m² +45% | 2021 |
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| 28, Sherborne Road505 m away | 91 m² | 135 m² | +44 m² +48% | 2026 |
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| 44, Cray Valley Road662 m away | 94 m² | 137 m² | +43 m² +46% | 2025 |
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| 12, Batchwood Green558 m away | 71 m² | 113 m² | +42 m² +59% | 2026 |
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| 20, Saxville Road994 m away | 83 m² | 125 m² | +42 m² +51% | 2024 |
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| 97, Poverest Road793 m away | 157 m² | 198 m² | +41 m² +26% | 2019 |
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| 8, Robinhood Green800 m away | 87 m² | 128 m² | +41 m² +47% | 2015 |
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| 24, Ascot Road282 m away | 85 m² | 125 m² | +40 m² +47% | 2026 |
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| 11, Cygnet Close663 m away | 94 m² | 134 m² | +40 m² +43% | 2020 |
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| 14, Sherborne Road505 m away | 172 m² | 212 m² | +40 m² +23% | 2016 |
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| 21, Sunnyfield Road438 m away | 182 m² | 221 m² | +39 m² +21% | 2022 |
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| 5, Littlejohn Road986 m away | 77 m² | 115 m² | +38 m² +49% | 2025 |
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| 95, Poverest Road793 m away | 72 m² | 110 m² | +38 m² +53% | 2023 |
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| 105, Amherst Drive158 m away | 66 m² | 104 m² | +38 m² +58% | 2014 |
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| 22, Wood Ride816 m away | 163 m² | 201 m² | +38 m² +23% | 2013 |
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| 106, Amherst Drive172 m away | 89 m² | 126 m² | +37 m² +42% | 2016 |
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| 12, Friar Road882 m away | 77 m² | 113 m² | +36 m² +47% | 2026 |
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| 32, Wimborne Avenue266 m away | 127 m² | 163 m² | +36 m² +28% | 2025 |
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| 34, Kevington Drive35 m away | 100 m² | 136 m² | +36 m² +36% | 2020 |
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| 189, Chislehurst Road851 m away | 199 m² | 235 m² | +36 m² +18% | 2020 |
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| 75, Kevington Drive347 m away | 112 m² | 147 m² | +35 m² +31% | 2026 |
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| 24, Cygnet Close633 m away | 90 m² | 125 m² | +35 m² +39% | 2025 |
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| 10, Sefton Road461 m away | 187 m² | 222 m² | +35 m² +19% | 2017 |
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| 30, Sunnyfield Road438 m away | 203 m² | 238 m² | +35 m² +17% | 2015 |
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| 46, Hayfield Road654 m away | 59 m² | 93 m² | +34 m² +58% | 2022 |
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| 10, Kedleston Drive643 m away | 86 m² | 120 m² | +34 m² +40% | 2015 |
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| 22, Clarendon Way357 m away | 149 m² | 182 m² | +33 m² +22% | 2024 |
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| 17, Clarendon Way450 m away | 190 m² | 221 m² | +31 m² +16% | 2024 |
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| 20, Cygnet Close633 m away | 90 m² | 121 m² | +31 m² +34% | 2024 |
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| 37, Leesons Way778 m away | 72 m² | 103 m² | +31 m² +43% | 2024 |
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| 71, Friar Road729 m away | 107 m² | 138 m² | +31 m² +29% | 2016 |
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| 47, Leesons Way778 m away | 75 m² | 106 m² | +31 m² +41% | 2014 |
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| 16, Clarendon Green258 m away | 106 m² | 136 m² | +30 m² +28% | 2022 |
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| 191, Oakdene Road865 m away | 82 m² | 112 m² | +30 m² +37% | 2021 |
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| 183, Oakdene Road897 m away | 84 m² | 114 m² | +30 m² +36% | 2020 |
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| 17, Forest Way712 m away | 89 m² | 118 m² | +29 m² +33% | 2021 |
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| 17, Wimborne Avenue177 m away | 107 m² | 136 m² | +29 m² +27% | 2020 |
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| 22, Sayes Court Road543 m away | 75 m² | 103 m² | +28 m² +37% | 2023 |
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| 72, Kedleston Drive839 m away | 85 m² | 113 m² | +28 m² +33% | 2021 |
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| 6, Kedleston Drive643 m away | 94 m² | 122 m² | +28 m² +30% | 2020 |
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| 255, Chislehurst Road637 m away | 148 m² | 176 m² | +28 m² +19% | 2017 |
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| 26, Sunnyfield Road438 m away | 163 m² | 191 m² | +28 m² +17% | 2015 |
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| 6, Priorsford Avenue543 m away | 94 m² | 121 m² | +27 m² +29% | 2026 |
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| 4, Scotsdale Close579 m away | 152 m² | 179 m² | +27 m² +18% | 2024 |
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| 33, Amherst Drive514 m away | 80 m² | 107 m² | +27 m² +34% | 2023 |
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| 13, Batchwood Green558 m away | 75 m² | 102 m² | +27 m² +36% | 2020 |
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| 7, Brockwell Close463 m away | 77 m² | 104 m² | +27 m² +35% | 2019 |
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| 38, May Avenue963 m away | 57 m² | 84 m² | +27 m² +47% | 2010 |
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| 28, Robinhood Green800 m away | 85 m² | 111 m² | +26 m² +31% | 2025 |
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| Segundo, Southfield Road477 m away | 123 m² | 149 m² | +26 m² +21% | 2021 |
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| 234, Amherst Drive303 m away | 72 m² | 98 m² | +26 m² +36% | 2019 |
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| 130, Leesons Hill396 m away | 80 m² | 106 m² | +26 m² +33% | 2015 |
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| 153, Chipperfield Road887 m away | 89 m² | 115 m² | +26 m² +29% | 2014 |
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| 165, Poverest Road635 m away | 77 m² | 102 m² | +25 m² +32% | 2026 |
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| 18, Curtismill Close830 m away | 89 m² | 114 m² | +25 m² +28% | 2022 |
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| 139, Amherst Drive158 m away | 88 m² | 113 m² | +25 m² +28% | 2020 |
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| 7, Cygnet Close663 m away | 92 m² | 117 m² | +25 m² +27% | 2020 |
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| 6, Petts Wood Road803 m away | 160 m² | 185 m² | +25 m² +16% | 2018 |
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| 54, Friar Road729 m away | 72 m² | 96 m² | +24 m² +33% | 2017 |
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| 42, Sayes Court Road543 m away | 73 m² | 97 m² | +24 m² +33% | 2015 |
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| 22, Cygnet Close633 m away | 90 m² | 113 m² | +23 m² +26% | 2026 |
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| 37, Marion Crescent631 m away | 78 m² | 101 m² | +23 m² +29% | 2023 |
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| 17, Longbury Drive819 m away | 77 m² | 100 m² | +23 m² +30% | 2020 |
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| 3, Englefield Crescent310 m away | 69 m² | 91 m² | +22 m² +32% | 2026 |
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| 156, Poverest Road562 m away | 97 m² | 119 m² | +22 m² +23% | 2024 |
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| 48, Curtismill Way787 m away | 73 m² | 94 m² | +21 m² +29% | 2021 |
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| 34, Lynton Avenue730 m away | 115 m² | 136 m² | +21 m² +18% | 2012 |
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| 166, Poverest Road562 m away | 98 m² | 118 m² | +20 m² +20% | 2025 |
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| 155, Poverest Road635 m away | 88 m² | 108 m² | +20 m² +23% | 2023 |
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| 14, Cross Road941 m away | 57 m² | 77 m² | +20 m² +35% | 2019 |
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| 2, May Avenue963 m away | 60 m² | 80 m² | +20 m² +33% | 2014 |
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| 222, Amherst Drive303 m away | 88 m² | 108 m² | +20 m² +23% | 2011 |
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| 51, Leesons Way778 m away | 73 m² | 92 m² | +19 m² +26% | 2014 |
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| 63, Oakdene Road992 m away | 49 m² | 68 m² | +19 m² +39% | 2010 |
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| 32, Ravensbury Road122 m away | 105 m² | 123 m² | +18 m² +17% | 2026 |
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| 18, Amherst Close511 m away | 69 m² | 87 m² | +18 m² +26% | 2025 |
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| 39, Marion Crescent631 m away | 61 m² | 79 m² | +18 m² +30% | 2025 |
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| 161, Poverest Road635 m away | 96 m² | 114 m² | +18 m² +19% | 2025 |
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| 1, Brockwell Close463 m away | 34 m² | 52 m² | +18 m² +53% | 2019 |
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| 107, Oakdene Road992 m away | 46 m² | 64 m² | +18 m² +39% | 2019 |
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| 24, Kingsway822 m away | 113 m² | 131 m² | +18 m² +16% | 2017 |
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| 1, Millfield Cottages983 m away | 83 m² | 101 m² | +18 m² +22% | 2017 |
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| 30, Sherborne Road505 m away | 114 m² | 132 m² | +18 m² +16% | 2016 |
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| 123, Lockesley Drive955 m away | 82 m² | 99 m² | +17 m² +21% | 2026 |
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| 18, Barcombe Close545 m away | 48 m² | 65 m² | +17 m² +35% | 2025 |
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| 23, Robinhood Green855 m away | 45 m² | 62 m² | +17 m² +38% | 2024 |
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| 134, Ravensbury Road432 m away | 87 m² | 104 m² | +17 m² +20% | 2023 |
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| 119, Leesons Hill566 m away | 80 m² | 97 m² | +17 m² +21% | 2023 |
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| 17, Petersham Drive559 m away | 103 m² | 120 m² | +17 m² +17% | 2015 |
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| 37, Petersham Drive559 m away | 73 m² | 90 m² | +17 m² +23% | 2015 |
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| 237, Chipperfield Road698 m away | 73 m² | 90 m² | +17 m² +23% | 2013 |
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| 15, Curtismill Way748 m away | 69 m² | 86 m² | +17 m² +25% | 2010 |
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| 64, May Avenue963 m away | 47 m² | 63 m² | +16 m² +34% | 2024 |
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| 29, Englefield Crescent310 m away | 104 m² | 120 m² | +16 m² +15% | 2019 |
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| 1, Littlejohn Road986 m away | 61 m² | 77 m² | +16 m² +26% | 2014 |
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| 86, Petersham Drive766 m away | 65 m² | 80 m² | +15 m² +23% | 2026 |
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| 20, Friar Road793 m away | 62 m² | 77 m² | +15 m² +24% | 2024 |
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| 21, Kedleston Drive718 m away | 77 m² | 92 m² | +15 m² +19% | 2022 |
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| 6, Trentham Drive559 m away | 94 m² | 109 m² | +15 m² +16% | 2021 |
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| 56, Cray Valley Road662 m away | 75 m² | 90 m² | +15 m² +20% | 2014 |
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